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annotate sbin/ftjail @ 299:49890965e43c

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FIX: "ftjail interlink-tmpl" also does NOT need a ZFS filesystem: document it accordingly
author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 18 Sep 2022 17:53:22 +0200
parents a452ace0175a
children 901b0e3c0dab
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1 #!/bin/sh
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2 # -*- indent-tabs-mode: nil; -*-
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3 #:
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4 #: A very minimal BSD Thin Jail management tool.
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5 #:
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6 #: :Author: Franz Glasner
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7 #: :Copyright: (c) 2022 Franz Glasner.
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8 #: All rights reserved.
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9 #: :License: BSD 3-Clause "New" or "Revised" License.
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10 #: See LICENSE for details.
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11 #: If you cannot find LICENSE see
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12 #: <https://opensource.org/licenses/BSD-3-Clause>
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13 #: :ID: @(#)@@PKGORIGIN@@ $HGid$
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14 #:
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15
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16 set -eu
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18 VERSION="@@VERSION@@"
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19
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20 USAGE='
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21 USAGE: ftjail [ OPTIONS ] COMMAND [ COMMAND OPTIONS ] [ ARG ... ]
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22
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23 OPTIONS:
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24
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25 -V Print the program name and version number to stdout and exit
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26
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27 -h Print this help message to stdout and exit
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28
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29 COMMANDS:
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30
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31 datasets-tmpl [OPTIONS] PARENT-BASE PARENT-SKELETON NAME
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32
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33 Create the ZFS template datasets, i.e. the ro base and the rw
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34 skeleton to be used within thin jails jails
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36 PARENT-BASE and PARENT-SKELETON must exist already and NAME must
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37 not exist.
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38
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39 The datasets will not be mounted.
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40
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41 -L Create dataset properties optimized for employing a
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42 "skeleton" subdirectory
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43 -P Create dataset properties optimized for direct mounts
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44 of skeleton children over an already mounted base
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45
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46 mount-tmpl [ OPTIONS ] BASE-RO SKELETON-RW MOUNTPOINT
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47
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48 Canonically mount the RO base and the RW skeleton into MOUNTPOINT and
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49 MOUNTPOINT/skeleton
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51 -L Mount the skeleton into a "skeleton" subdirectory
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52 -P Mount the skeleton directly over the base
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53 -n Do not really mount but show what would be mounted where
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54 -u Alias of -n
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55
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56 umount-tmpl BASE-RO SKELETON-RW
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57
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58 Unmount mounted datasets BASE-RO and SKELETON-RW
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60 interlink-tmpl MOUNTPOINT
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61
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62 Create symbolic links between the RO base and the RW skeleton.
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63 Base and skeleton must be canonically mounted already.
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64
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65 populate -L|-P DIRECTORY BASETXZ
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66
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67 snapshot-tmpl BASE-RO SKELETON-RW SNAPSHOT-NAME
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68
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69 copy-skel [-A] [-L] [-M MOUNTPOINT] [-P] [-u] SOURCE-DS SNAPSHOT-NAME TARGET-DS
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71 ENVIRONMENT:
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73 All environment variables that affect "zfs" are effective also.
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74
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75 DESCRIPTION:
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76
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77 All commands with the exception of "populate" require ZFS as
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78 filesystem.
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79 '
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80
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81 # Reset to standard umask
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82 umask 0022
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83
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84
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85 #:
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86 #: Ensure that no command line options are given
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87 #:
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88 #: Args:
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89 #: $@:
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90 #:
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91 #: Exit:
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92 #: 2: If formally `getopts` finds options in "$@"
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93 #:
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94 #: Return:
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95 #: - 0
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96 #:
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97 _ensure_no_options() {
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98 local _opt
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99
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100 while getopts ":" _opt ; do
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101 [ "${_opt}" = '?' ] && { echo "ERROR: no option allowed" 1>&2; exit 2; }
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102 done
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103 return 0
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104 }
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105
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107 _get_dataset_for_mountpoint() {
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108 : 'Use `mount -t zfs -p` to determine the ZFS dataset for a given mountpoint.
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109
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110 '
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111 local _mountpoint
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113 local _ds _mount _rest
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115 _mountpoint="$1"
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117 mount -t zfs -p \
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118 | {
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119 while IFS=' '$'\t' read -r _ds _mount _rest ; do
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120 if [ "$_mount" = "$_mountpoint" ]; then
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121 echo "${_ds}"
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122 return 0
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123 fi
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124 done
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125 return 1
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parents:
diff changeset
126 }
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127 }
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128
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129
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130 #
236
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131 # PARENT-BASE NAME DRY-RUN
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132 #
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133 command_datasets_tmpl_base() {
246
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134 local _p_base _name
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135
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136 local _opt_dry_run
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137
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138 local _ds_base _opt
236
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139
246
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140 _opt_dry_run=""
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141 while getopts "nu" _opt ; do
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142 case ${_opt} in
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143 n|u)
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144 _opt_dry_run="yes"
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145 ;;
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146 \?|:)
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147 return 2;
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148 ;;
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149 esac
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150 done
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151 shift $((OPTIND-1))
248
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152 OPTIND=1
245
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153
236
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154 _p_base="${1-}"
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155 _name="${2-}"
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156
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157 if [ -z "${_p_base}" ]; then
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158 echo "ERROR: no parent dataset for base given" >&2
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159 return 2
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160 fi
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161 if [ -z "${_name}" ]; then
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162 echo "ERROR: no name given" >&2
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163 return 2
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164 fi
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165
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166 if ! zfs list -H -o mountpoint -t filesystem "${_p_base}" >/dev/null 2>/dev/null; then
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167 echo "ERROR: parent dataset \`${_p_base}' does not exist" >&2
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168 return 1
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169 fi
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170 _ds_base="${_p_base}/${_name}"
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171 if zfs list -H -o mountpoint -t filesystem "${_ds_base}" >/dev/null 2>/dev/null; then
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172 echo "ERROR: dataset \`${_ds_base}' does already exist" >&2
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173 return 1
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174 fi
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175
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176
246
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177 [ "${_opt_dry_run}" = "yes" ] && return 0
236
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178
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179 echo "Creating RO base datasets in:"
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180 printf "\\t%s\\n" "${_ds_base}"
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diff changeset
181
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diff changeset
182 zfs create -u -o canmount=noauto "${_ds_base}"
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diff changeset
183
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184 }
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185
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diff changeset
186
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187 #
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188 # SKELETON NAME DRY-RUN
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189 #
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190 command_datasets_tmpl_skel() {
246
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191 local _p_base _name
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diff changeset
192
253
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diff changeset
193 local _opt_dry_run _opt_symlink
246
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194
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diff changeset
195 local _ds_skel _child _child_zfsopts _opt
236
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diff changeset
196
246
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197 _opt_dry_run=""
253
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diff changeset
198 _opt_symlink=""
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parents: 252
diff changeset
199
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diff changeset
200 while getopts "LPnu" _opt ; do
246
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diff changeset
201 case ${_opt} in
253
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parents: 252
diff changeset
202 L)
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diff changeset
203 _opt_symlink="yes"
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diff changeset
204 ;;
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diff changeset
205 P)
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diff changeset
206 _opt_symlink="no"
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diff changeset
207 ;;
246
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diff changeset
208 n|u)
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209 _opt_dry_run="yes"
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diff changeset
210 ;;
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diff changeset
211 \?|:)
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diff changeset
212 return 2;
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diff changeset
213 ;;
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diff changeset
214 esac
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diff changeset
215 done
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diff changeset
216 shift $((OPTIND-1))
248
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parents: 247
diff changeset
217 OPTIND=1
245
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parents: 244
diff changeset
218
253
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diff changeset
219 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
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diff changeset
220
236
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diff changeset
221 _p_skel="${1-}"
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diff changeset
222 _name="${2-}"
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diff changeset
223
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diff changeset
224 if [ -z "${_p_skel}" ]; then
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parents: 235
diff changeset
225 echo "ERROR: no parent dataset for skeleton given" >&2
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diff changeset
226 return 2
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diff changeset
227 fi
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diff changeset
228 if [ -z "${_name}" ]; then
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diff changeset
229 echo "ERROR: no name given" >&2
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diff changeset
230 return 2
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diff changeset
231 fi
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parents: 235
diff changeset
232
238
9b0d83703a28 FIX: Bogus keyword shortcut error: wrong copy-paste text in script
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parents: 237
diff changeset
233 if ! zfs list -H -o mountpoint -t filesystem "${_p_skel}" >/dev/null 2>/dev/null; then
236
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parents: 235
diff changeset
234 echo "ERROR: parent dataset \`${_p_skel}' does not exist" >&2
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parents: 235
diff changeset
235 return 1
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parents: 235
diff changeset
236 fi
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parents: 235
diff changeset
237 _ds_skel="${_p_skel}/${_name}"
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parents: 235
diff changeset
238 if zfs list -H -o mountpoint -t filesystem "${_ds_skel}" >/dev/null 2>/dev/null; then
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parents: 235
diff changeset
239 echo "ERROR: dataset \`${_ds_skel}' does already exist" >&2
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parents: 235
diff changeset
240 return 1
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parents: 235
diff changeset
241 fi
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diff changeset
242
246
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parents: 245
diff changeset
243 [ "${_opt_dry_run}" = "yes" ] && return 0
236
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parents: 235
diff changeset
244
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parents: 235
diff changeset
245 echo "Creating RW skeleton datasets in:"
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parents: 235
diff changeset
246 printf "\\t%s\\n" "${_ds_skel}"
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parents: 235
diff changeset
247
253
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parents: 252
diff changeset
248 if [ "${_opt_symlink}" = "yes" ]; then
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parents: 252
diff changeset
249 # In this case the skeleton root needs to be mounted into a "skeleton" subdir
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parents: 252
diff changeset
250 zfs create -u -o canmount=noauto "${_ds_skel}"
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parents: 252
diff changeset
251 else
256
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
252 # Only children are to be mounted
253
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parents: 252
diff changeset
253 zfs create -u -o canmount=off "${_ds_skel}"
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254 fi
256
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255 # "usr" is only a container holding "usr/local"
236
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256 zfs create -u -o canmount=off "${_ds_skel}/usr"
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257 #
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258 # XXX FIXME: What about usr/ports/distfiles
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259 # We typically want to use binary packages.
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260 # And if we use ports they are not in usr/ports typically.
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261 #
239
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262 #zfs create -u -o canmount=off "${_ds_skel}/usr/ports"
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263 #
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264 # XXX FIXME: What about home
237
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265 #
239
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266 for _child in etc home root tmp usr/local var ; do
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267 case "${_child}" in
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268 "tmp"|"var/tmp")
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269 _child_zfsopts="-o sync=disabled -o setuid=off"
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270 ;;
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271 "home")
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272 _child_zfsopts="-o setuid=off"
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273 ;;
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274 "usr/ports/distfiles")
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275 _child_zfsopts="-o exec=off -o setuid=off -o compression=off -o primarycache=metadata"
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276 ;;
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277 "var/mail")
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278 _child_zfsopts="-o atime=on -o exec=off -o setuid=off"
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279 ;;
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280 *)
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281 _child_zfsopts=""
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282 ;;
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283 esac
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284 zfs create -u -o canmount=noauto ${_child_zfsopts} "${_ds_skel}/${_child}"
236
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285 done
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286 }
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287
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288
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289 #
235
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290 # "datasets-tmpl" -- create the ZFS dataset tree
233
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291 #
234
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292 # PARENT-BASE PARENT-SKELETON NAME
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293 #
235
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294 command_datasets_tmpl() {
233
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295 # parent ZFS dataset -- child ZFS dataset name
234
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296 local _p_base _p_skel _name
253
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297 local _opt_symlink
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298
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299 local _ds_base _ds_skel _opt
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300
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301 _opt_symlink=""
234
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302
253
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303 while getopts "LP" _opt ; do
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304 case ${_opt} in
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305 L)
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306 _opt_symlink="-L"
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307 ;;
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308 P)
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309 _opt_symlink="-P"
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310 ;;
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311 \?)
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312 return 2;
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313 ;;
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314 esac
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315 done
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316 shift $((OPTIND-1))
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317 OPTIND=1
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318
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319 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
245
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320
236
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321 _p_base="${1-}"
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322 _p_skel="${2-}"
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323 _name="${3-}"
234
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324
236
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325 # Check preconditions
246
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326 command_datasets_tmpl_base -n "${_p_base}" "${_name}" || return
253
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327 command_datasets_tmpl_skel -n ${_opt_symlink} "${_p_skel}" "${_name}" || return
236
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328
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329 # Really do it
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330 command_datasets_tmpl_base "${_p_base}" "${_name}" || return
253
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331 command_datasets_tmpl_skel ${_opt_symlink} "${_p_skel}" "${_name}" || return
235
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diff changeset
332 return 0
233
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333 }
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334
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335
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336 #
242
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337 # "populate-tmpl" -- populate the datasets with content from a FreeBSD base.txz
233
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338 #
242
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339 # command_populate_tmpl mountpoint basetxz
233
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340 #
242
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diff changeset
341 command_populate_tmpl() {
233
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342 # MOUNTPOINT -- base.txz
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343 local _mp _basetxz
249
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344 local _opt_symlink
233
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345
249
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346 local _opt _dir
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347
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348 _opt_symlink=""
242
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diff changeset
349
249
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350 while getopts "LP" _opt ; do
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351 case ${_opt} in
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diff changeset
352 L)
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353 _opt_symlink="yes"
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354 ;;
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355 P)
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diff changeset
356 _opt_symlink="no"
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357 ;;
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358 \?)
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359 return 2;
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360 ;;
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361 esac
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362 done
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363 shift $((OPTIND-1))
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364 OPTIND=1
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diff changeset
365
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diff changeset
366 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
245
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diff changeset
367
242
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diff changeset
368 _mp="${1-}"
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diff changeset
369 _basetxz="${2-}"
233
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370
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371 if [ -z "${_mp}" ]; then
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372 echo "ERROR: no mountpoint given" >&2
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373 return 2
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374 fi
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375 if [ -z "${_basetxz}" ]; then
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376 echo "ERROR: no base.txz given" >&2
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377 return 2
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diff changeset
378 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
379 if [ ! -d "${_mp}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
380 echo "ERROR: mountpoint \`${_mp}' does not exist" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
381 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
382 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
383 if [ ! -r "${_basetxz}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
384 echo "ERROR: file \`${_basetxz}' is not readable" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
385 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
386 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
387
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
388 if [ "${_opt_symlink}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
389 echo "Extracting RO base ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
390 tar -C "${_mp}" --exclude=./etc --exclude=./root --exclude=./tmp --exclude=./usr/local --exclude=./var --no-safe-writes -xJp -f "${_basetxz}" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
391 # "home" is not part of base
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
392 for _dir in etc root tmp usr/local var ; do
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
393 echo "Extracting RW skeleton: ${_dir} ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
394 tar -C "${_mp}/skeleton" --include="./${_dir}" --exclude=./root/.cshrc --exclude=./root/.profile -xJp -f "${_basetxz}" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
395 done
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
396 # In the original archive they are archived as hardlinks: make proper symlinks here
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
397 (cd "${_mp}/skeleton/root" && ln -s ../../.profile .profile) || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
398 (cd "${_mp}/skeleton/root" && ln -s ../../.cshrc .cshrc) || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
399 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
400 echo "Extracting base ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
401 tar -C "${_mp}" --exclude=./root/.cshrc --exclude=./root/.profile --no-safe-writes -xJp -f "${_basetxz}" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
402 # In the original archive they are archived as hardlinks: make proper symlinks here
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
403 (cd "${_mp}/root" && ln -s ../.profile .profile) || return
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
404 (cd "${_mp}/root" && ln -s ../.cshrc .cshrc) || return
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
405 fi
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
406
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
407 find "${_mp}/boot" -type f -delete || true
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
408 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
409
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
410
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
411 #
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
412 # _do_mount dataset mountpoint dry-run mount-natural childs-only
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
413 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
414 _do_mount() {
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
415 local _dsname _mountpoint _dry_run _mount_natural _childs_only
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
416
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
417 local _name _mp _canmount _mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
418 local _rootds_mountpoint _relative_mp _real_mp
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
419
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
420 _dsname="${1}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
421 _mountpoint="${2}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
422 _dry_run="${3}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
423 _mount_natural="${4}"
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
424 _childs_only="${5}"
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
425
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
426 if [ -z "${_dsname}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
427 echo "ERROR: no dataset given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
428 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
429 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
430
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
431 _rootds_mountpoint="$(zfs list -H -o mountpoint -t filesystem "${_dsname}")" || \
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
432 { echo "ERROR: root dataset \`${_dsname}' does not exist" >&2; return 1; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
433
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
434 if [ -z "${_mountpoint}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
435 if [ "${_mount_natural}" = "yes" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
436 _mountpoint="${_rootds_mountpoint}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
437 else
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
438 echo "ERROR: no mountpoint given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
439 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
440 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
441 else
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
442 if [ "${_mount_natural}" = "yes" ]; then
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
443 echo "ERROR: Cannot have a custom mountpoint when mount-natural is activated" >&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
444 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
445 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
446 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
447
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
448 # Eventually remove a trailing slash
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
449 _mountpoint="${_mountpoint%/}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
450 if [ -z "${_mountpoint}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
451 echo "ERROR: would mount over the root filesystem" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
452 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
453 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
454
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
455 zfs list -H -o name,mountpoint,canmount,mounted -s mountpoint -t filesystem -r "${_dsname}" \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
456 | {
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
457 while IFS=$'\t' read -r _name _mp _canmount _mounted ; do
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
458 # Skip filesystems that are already mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
459 [ "${_mounted}" = "yes" ] && continue
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
460 # Skip filesystems that must not be mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
461 [ "${_canmount}" = "off" ] && continue
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
462 case "${_mp}" in
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
463 "none"|"legacy")
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
464 # Do nothing for filesystem with unset or legacy mountpoints
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
465 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
466 "${_rootds_mountpoint}"|"${_rootds_mountpoint}/"*)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
467 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
468 # Handle only mountpoints that have a mountpoint below
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
469 # the parent datasets mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
470 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
471
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
472 # Determine the mountpoint relative to the parent mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
473 _relative_mp="${_mp#${_rootds_mountpoint}}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
474 # Eventually remove a trailing slash
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
475 _relative_mp="${_relative_mp%/}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
476 # The real effective full mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
477 _real_mp="${_mountpoint}${_relative_mp}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
478
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
479 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
480 # Consistency and sanity check: computed real mountpoint must
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
481 # be equal to the configured mountpoint when no custom mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
482 # is given.
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
483 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
484 if [ "${_mount_natural}" = "yes" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
485 if [ "${_real_mp}" != "${_mp}" ]; then
248
0b5dbf394aa2 FIX: echo 2>&1 is not intended: use 1>&2 instead
Franz Glasner <fzglas.hg@dom66.de>
parents: 247
diff changeset
486 echo "ERROR: mountpoint mismatch" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
487 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
488 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
489 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
490
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
491 if [ \( "${_childs_only}" = "yes" \) -a \( "${_name}" = "${_dsname}" \) ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
492 echo "Skipping ${_name} because mounting childs only" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
493 else
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
494 if [ "${_dry_run}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
495 echo "Would mount ${_name} on ${_real_mp}"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
496 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
497 mkdir -p "${_real_mp}" 1> /dev/null 2> /dev/null || \
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
498 { echo "ERROR: cannot create mountpoint ${_real_mp}" 1>&2; return 1; }
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
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diff changeset
499 echo "Mounting ${_name} on ${_real_mp}"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
500 mount -t zfs "${_name}" "${_real_mp}" || return 1
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
501 fi
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
502 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
503 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
504 *)
248
0b5dbf394aa2 FIX: echo 2>&1 is not intended: use 1>&2 instead
Franz Glasner <fzglas.hg@dom66.de>
parents: 247
diff changeset
505 echo "Skipping ${_name} because its configured ZFS mountpoint is not relative to given root dataset" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
506 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
507 esac
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
508 done
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
509
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
510 return 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
511 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
512 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
513
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
514
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
515 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
516 # "mount-tmpl" -- recursively mount a base and skeleton datasets including subordinate datasets
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
517 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
518 # command_mount_tmpl base-ro skeleton-rw mountpoint
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
519 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
520 command_mount_tmpl() {
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
521 local _ds_base _ds_skel _mountpoint
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
522 local _opt_dry_run _opt_symlink
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
523
246
bdee72ff7dbd Some subcommands now support options properly
Franz Glasner <fzglas.hg@dom66.de>
parents: 245
diff changeset
524 local _opt
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
525
244
6e632f459818 Rename "_dry_run" to the more proper "_opt_dry_run"
Franz Glasner <fzglas.hg@dom66.de>
parents: 243
diff changeset
526 _opt_dry_run=""
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
527 _opt_symlink=""
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
528
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
529 while getopts "LPnu" _opt ; do
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
530 case ${_opt} in
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
531 L)
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
532 _opt_symlink="yes"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
533 ;;
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
534 P)
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
535 _opt_symlink="no"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
536 ;;
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
537 n|u)
244
6e632f459818 Rename "_dry_run" to the more proper "_opt_dry_run"
Franz Glasner <fzglas.hg@dom66.de>
parents: 243
diff changeset
538 _opt_dry_run="yes"
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
539 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
540 \?|:)
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
541 return 2;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
542 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
543 esac
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
544 done
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
545 shift $((OPTIND-1))
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
546 OPTIND=1
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
547
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
548 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
549
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
550 _ds_base="${1-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
551 _ds_skel="${2-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
552 _mountpoint="${3-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
553
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
554 _do_mount "${_ds_base}" "${_mountpoint}" "${_opt_dry_run}" "" "" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
555 if [ "${_opt_symlink}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
556 if [ "${_opt_dry_run}" != "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
557 if [ ! -d "${_mountpoint}/skeleton" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
558 mkdir "${_mountpoint}/skeleton" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
559 fi
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
560 fi
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
561 _do_mount "${_ds_skel}" "${_mountpoint}/skeleton" "${_opt_dry_run}" "" "" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
562 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
563 _do_mount "${_ds_skel}" "${_mountpoint}" "${_opt_dry_run}" "" "yes" || return
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
564 fi
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
565
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
566 return 0
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
567 }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
568
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
569
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
570 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
571 # _do_umount dataset
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
572 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
573 _do_umount() {
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
574 local _dsname
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
575
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
576 local _name _mp _rest
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
577 local _rootds_mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
578
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
579 _dsname="${1}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
580 [ -z "${_dsname}" ] && { echo "ERROR: no dataset given" >&2; return 2; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
581
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
582 # Just determine whether the given dataset name exists
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
583 _rootds_mountpoint="$(zfs list -H -o mountpoint -t filesystem "${_dsname}")" || \
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
584 { echo "ERROR: dataset not found" >&2; return 1; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
585
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
586 mount -t zfs -p \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
587 | grep -E "^${_dsname}(/|\s)" \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
588 | sort -n -r \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
589 | {
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
590 while IFS=' '$'\t' read -r _name _mp _rest ; do
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
591 echo "Umounting ${_name} on ${_mp}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
592 umount "${_mp}" || return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
593 done
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
594 return 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
595 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
596 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
597
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
598
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
599 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
600 # "umount-tmpl" -- umount skeleton and base datasets
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
601 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
602 # command_umount_tmpl ds-base ds-skeleton
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
603 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
604 command_umount_tmpl() {
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
605 local _ds_base _ds_skel
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
606
245
61861d36758c Ensure that no options are really given when no options are allowed
Franz Glasner <fzglas.hg@dom66.de>
parents: 244
diff changeset
607 _ensure_no_options "$@"
61861d36758c Ensure that no options are really given when no options are allowed
Franz Glasner <fzglas.hg@dom66.de>
parents: 244
diff changeset
608
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
609 _ds_base="${1-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
610 _ds_skel="${2-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
611
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
612 [ -z "${_ds_base}" ] && { echo "ERROR: no RO base dataset given" >&2; return 2; }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
613 [ -z "${_ds_skel}" ] && { echo "ERROR: no RW skeleton dataset given" >&2; return 2; }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
614
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
615 _do_umount "${_ds_skel}" || return
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
616 _do_umount "${_ds_base}" || return
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
617
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
618 return 0
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
619 }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
620
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
621
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
622 #
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
623 # "interlink-tmpl" -- create links from base to skeleton
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
624 #
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
625 # command_interlink_tmpl mountpint
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
626 #
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
627 command_interlink_tmpl() {
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
628 local _mountpoint
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
629
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630 local _dir _dirpart _basepart
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diff changeset
631
245
61861d36758c Ensure that no options are really given when no options are allowed
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diff changeset
632 _ensure_no_options "$@"
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diff changeset
633
242
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diff changeset
634 _mountpoint="${1-}"
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diff changeset
635
248
0b5dbf394aa2 FIX: echo 2>&1 is not intended: use 1>&2 instead
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diff changeset
636 [ -z "${_mountpoint}" ] && { echo "ERROR: no mountpoint given" 1>&2; return 2; }
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diff changeset
637 [ -d "${_mountpoint}" ] || { echo "ERROR: mountpoint \`${_mountpoint}' does not exist" 1>&2; return 1; }
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diff changeset
638 [ -d "${_mountpoint}/skeleton" ] || { echo "WARNING: skeleton is not mounted at \`${_mountpoint}/skeleton'" 1>&2; }
242
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diff changeset
639
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
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diff changeset
640 for _dir in etc home root tmp usr/local var ; do
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diff changeset
641 case "${_dir}" in
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diff changeset
642 "usr/local")
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diff changeset
643 _dirpart="$(dirname "${_dir}")"
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644 _basepart="$(basename "${_dir}")"
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diff changeset
645 [ -d "${_mountpoint}/${_dirpart}" ] || mkdir "${_mountpoint}/${_dirpart}" || return
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646 ( cd "${_mountpoint}/${_dirpart}" && ln -s "../skeleton/${_dir}" "${_basepart}" ) || return
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diff changeset
647 ;;
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diff changeset
648 *)
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diff changeset
649 ( cd "${_mountpoint}" && ln -s "skeleton/${_dir}" "${_dir}" ) || return
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650 ;;
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diff changeset
651 esac
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diff changeset
652 done
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diff changeset
653 return 0
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diff changeset
654 }
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diff changeset
655
251
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diff changeset
656 #:
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diff changeset
657 #: Create a snapshot for a dataset and all of its children.
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diff changeset
658 #:
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diff changeset
659 #: Args:
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660 #: $1: the datasets
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661 #: $2: the name of the snapshot
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diff changeset
662 #:
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
663 _do_snapshot() {
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diff changeset
664 local _ds _snap_name
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diff changeset
665
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diff changeset
666 _ds="${1}"
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diff changeset
667 _snap_name="${2}"
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diff changeset
668
254
39268cba8c46 FIX: Error handling
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diff changeset
669 [ -z "${_ds}" ] && { echo "ERROR: no dataset given" 1>&2; return 2; }
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diff changeset
670 [ -z "${_snap_name}" ] && { echo "ERROR: no snapshot name given" 1>&2; return 2; }
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diff changeset
671
251
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diff changeset
672 if ! zfs list -H -o name -t filesystem "${_ds}" 1> /dev/null 2> /dev/null ; then
254
39268cba8c46 FIX: Error handling
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diff changeset
673 echo "ERROR: parent dataset \`${_ds}' does not exist or is not available" 1>&2
251
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diff changeset
674 return 1
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
675 fi
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diff changeset
676
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
677 zfs snapshot -r "${_ds}@${_snap_name}" || return
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diff changeset
678 }
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diff changeset
679
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
680
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
681 #:
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diff changeset
682 #: Implement the "snapshot-tmpl" command
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parents: 250
diff changeset
683 #:
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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parents: 250
diff changeset
684 command_snapshot_tmpl() {
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
685 local _ds_base _ds_skel _snap_name
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
686
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
687 _ensure_no_options "$@"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
688
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
689 _ds_base="${1-}"
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
690 _ds_skel="${2-}"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
691 _snap_name="${3-}"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
692
254
39268cba8c46 FIX: Error handling
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diff changeset
693 # Here extra checks because of better error messages possible
39268cba8c46 FIX: Error handling
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
694 [ -z "${_ds_base}" ] && { echo "ERROR: no RO base dataset name given" 1>&2; return 2; }
39268cba8c46 FIX: Error handling
Franz Glasner <fzglas.hg@dom66.de>
parents: 253
diff changeset
695 [ -z "${_ds_skel}" ] && { echo "ERROR: no RW skeleton dataset name given" 1>&2; return 2; }
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
696
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
697 _do_snapshot "${_ds_base}" "${_snap_name}" || return
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
698 _do_snapshot "${_ds_skel}" "${_snap_name}" || return
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
699 return 0
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
700 }
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
701
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
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diff changeset
702
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
703 #:
68f091c9524a Command "copy-skel" implemented
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diff changeset
704 #: Implementation of "copy-skel"
68f091c9524a Command "copy-skel" implemented
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diff changeset
705 #:
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
706 command_copy_skel() {
68f091c9524a Command "copy-skel" implemented
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diff changeset
707 local _ds_source _snapshot_name _ds_target
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
708 local _opt_symlink _opt_nomount _opt_canmount _opt_mountpoint
256
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
709
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
710 local _opt _name _relative_name _root_canmount
256
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
711
68f091c9524a Command "copy-skel" implemented
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diff changeset
712 _opt_symlink=""
68f091c9524a Command "copy-skel" implemented
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diff changeset
713 _opt_nomount=""
68f091c9524a Command "copy-skel" implemented
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diff changeset
714 _opt_canmount="-o canmount=on"
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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parents: 256
diff changeset
715 _opt_mountpoint=""
256
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
716
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
717 while getopts "ALM:Pu" _opt ; do
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
718 case ${_opt} in
68f091c9524a Command "copy-skel" implemented
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diff changeset
719 A)
68f091c9524a Command "copy-skel" implemented
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diff changeset
720 _opt_canmount="-o canmount=noauto"
68f091c9524a Command "copy-skel" implemented
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diff changeset
721 ;;
68f091c9524a Command "copy-skel" implemented
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diff changeset
722 L)
68f091c9524a Command "copy-skel" implemented
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diff changeset
723 _opt_symlink="yes"
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
724 ;;
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
725 M)
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
726 _opt_mountpoint="${OPTARG}"
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
727 ;;
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
728 P)
68f091c9524a Command "copy-skel" implemented
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diff changeset
729 _opt_symlink="no"
68f091c9524a Command "copy-skel" implemented
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diff changeset
730 ;;
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
731 u)
68f091c9524a Command "copy-skel" implemented
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diff changeset
732 _opt_nomount="-u"
68f091c9524a Command "copy-skel" implemented
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diff changeset
733 ;;
68f091c9524a Command "copy-skel" implemented
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diff changeset
734 \?)
68f091c9524a Command "copy-skel" implemented
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diff changeset
735 return 2;
68f091c9524a Command "copy-skel" implemented
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diff changeset
736 ;;
68f091c9524a Command "copy-skel" implemented
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diff changeset
737 esac
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
738 done
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
739 shift $((OPTIND-1))
68f091c9524a Command "copy-skel" implemented
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diff changeset
740 OPTIND=1
68f091c9524a Command "copy-skel" implemented
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diff changeset
741
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
742 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
743
68f091c9524a Command "copy-skel" implemented
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diff changeset
744 _ds_source="${1-}"
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
745 _snapshot_name="${2-}"
68f091c9524a Command "copy-skel" implemented
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parents: 254
diff changeset
746 _ds_target="${3-}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
747
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
748 [ -z "${_ds_source}" ] && { echo "ERROR: no source given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
749 [ -z "${_snapshot_name}" ] && { echo "ERROR: no snapshot name given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
750 [ -z "${_ds_target}" ] && { echo "ERROR: no target given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
751
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
752 zfs list -r -t all -o name "${_ds_source}" \
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
753 | {
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
754 while IFS=$'\t' read -r _name ; do
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
755 if [ "${_name}" = "${_name%@*}@${_snapshot_name}" ]; then
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
756 echo "FOUND: $_name"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
757 # Determine the relative name of the dataset
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
758 _relative_name="${_name#${_ds_source}}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
759 _relative_name="${_relative_name%@*}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
760 echo " -> $_relative_name"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
761 if [ -z "${_relative_name}" ]; then
292
d40e6e40c315 Comments
Franz Glasner <fzglas.hg@dom66.de>
parents: 278
diff changeset
762 #
d40e6e40c315 Comments
Franz Glasner <fzglas.hg@dom66.de>
parents: 278
diff changeset
763 # Root
d40e6e40c315 Comments
Franz Glasner <fzglas.hg@dom66.de>
parents: 278
diff changeset
764 #
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
765 if [ "${_opt_symlink}" = "yes" ]; then
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
766 _root_canmount="${_opt_canmount}"
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
767 else
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
768 _root_canmount="-o canmount=off"
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
769 fi
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
770 if [ -n "${_opt_mountpoint}" ]; then
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
771 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v ${_root_canmount} -o "mountpoint=${_opt_mountpoint}" "${_ds_target}${_relative_name}"
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
772 else
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
773 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v ${_root_canmount} -x mountpoint "${_ds_target}${_relative_name}"
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
774 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
775 else
292
d40e6e40c315 Comments
Franz Glasner <fzglas.hg@dom66.de>
parents: 278
diff changeset
776 #
d40e6e40c315 Comments
Franz Glasner <fzglas.hg@dom66.de>
parents: 278
diff changeset
777 # Children
d40e6e40c315 Comments
Franz Glasner <fzglas.hg@dom66.de>
parents: 278
diff changeset
778 #
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
779 if [ "${_relative_name}" = "/usr" ]; then
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
780 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v -o canmount=off -x mountpoint "${_ds_target}${_relative_name}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
781 else
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
782 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v ${_opt_canmount} -x mountpoint "${_ds_target}${_relative_name}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
783 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
784 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
785 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
786 done
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
787 }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
788 # Need only the filesystem data (no associated snapshots)
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
789 echo "Destroying unneeded snapshots ..."
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
790 zfs destroy -rv "${_ds_target}@${_snapshot_name}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
791 }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
792
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
793
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
794 #
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
795 # Global option handling
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
796 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
797 while getopts "Vh" _opt ; do
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
798 case ${_opt} in
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
799 V)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
800 printf 'ftjail v%s (rv:%s)\n' "${VERSION}" '@@HGREVISION@@'
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
801 exit 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
802 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
803 h)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
804 echo "${USAGE}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
805 exit 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
806 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
807 \?)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
808 exit 2;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
809 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
810 *)
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
811 echo "ERROR: option handling failed" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
812 exit 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
813 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
814 esac
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
815 done
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
816
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
817 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
818 # Reset the Shell's option handling system to prepare for handling
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
819 # command-local options.
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
820 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
821 shift $((OPTIND-1))
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
822 OPTIND=1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
823
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
824 test $# -gt 0 || { echo "ERROR: no command given" 1>&2; exit 2; }
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
825
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
826 command="$1"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
827 shift
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
828
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
829 case "${command}" in
235
85aea8ca1ab8 Some work on datasets-tmpl
Franz Glasner <fzglas.hg@dom66.de>
parents: 234
diff changeset
830 datasets-tmpl)
85aea8ca1ab8 Some work on datasets-tmpl
Franz Glasner <fzglas.hg@dom66.de>
parents: 234
diff changeset
831 command_datasets_tmpl "$@"
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
832 ;;
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
833 mount-tmpl)
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
834 command_mount_tmpl "$@"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
835 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
836 umount-tmpl|unmount-tmpl)
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
837 command_umount_tmpl "$@"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
838 ;;
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
839 interlink-tmpl)
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
840 command_interlink_tmpl "$@"
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
841 ;;
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
842 populate-tmpl)
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
843 command_populate_tmpl "$@"
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
844 ;;
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
845 snapshot-tmpl)
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
846 command_snapshot_tmpl "$@"
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
847 ;;
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
848 copy-skel)
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
849 command_copy_skel "$@"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
850 ;;
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
851 configure)
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
852 echo "ERROR: use \`fjail configure' instead" 1>&2;
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
853 exit 2
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
854 ;;
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
855 *)
250
c4d835ccb4ae Implement configure for symlinked skeletons.
Franz Glasner <fzglas.hg@dom66.de>
parents: 249
diff changeset
856 echo "ERROR: unknown command \`${command}'" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
857 exit 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
858 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
859 esac