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annotate sbin/ftjail @ 274:570363928b13

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Convert the "module" doc-string to a `#:'-style comment
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 17 Sep 2022 14:42:28 +0200
parents dde5967d1e43
children 0da26750b6fb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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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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39 The datasets will not be mounted.
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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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56 umount-tmpl BASE-RO SKELETON-RW
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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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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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65 populate [ OPTIONS ] MOUNTPOINT BASETXZ
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67 Populate the directory in MOUNTPOINT with the base system in BASETXZ
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69 -L Populate having a "skeleton" subdirectory within the mountpoint
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70 -P Populate directly into the mountpoint
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72 snapshot-tmpl BASE-RO SKELETON-RW SNAPSHOT-NAME
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74 copy-skel [ OPTIONS ] SOURCE-DS SNAPSHOT-NAME TARGET-DS
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75
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76 -A Set "canmount=noauto" for all datasets in the target dataset
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77 -L Copy dataset properties optimized for employing a
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78 "skeleton" subdirectory
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79 -M MOUNTPOINT Set the "mountpoint" property for the TARGET-DS to
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80 MOUNTPOINT (children will inherit it)
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81 -P Copy dataset properties optimized for direct mounts
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82 of skeleton children over an already mounted base
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83 -u Do not mount the target dataset automatically
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85 ENVIRONMENT:
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87 All environment variables that affect "zfs" are effective also.
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88
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89 DESCRIPTION:
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90
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91 All commands with the exception of "populate" require ZFS as
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92 filesystem.
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93 '
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94
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95 # Reset to standard umask
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96 umask 0022
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98
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99 #
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100 # Ensure that no options are given
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101 #
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102 _ensure_no_options() {
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103 local _opt
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104
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105 while getopts ":" _opt ; do
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106 [ "${_opt}" = '?' ] && { echo "ERROR: no option allowed" 1>&2; exit 2; }
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107 done
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108 }
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111 _get_dataset_for_mountpoint() {
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112 : 'Use `mount -t zfs -p` to determine the ZFS dataset for a given mountpoint.
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113
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114 '
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115 local _mountpoint
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117 local _ds _mount _rest
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119 _mountpoint="$1"
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121 mount -t zfs -p \
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122 | {
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123 while IFS=' '$'\t' read -r _ds _mount _rest ; do
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124 if [ "$_mount" = "$_mountpoint" ]; then
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125 echo "${_ds}"
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126 return 0
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127 fi
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128 done
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129 return 1
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130 }
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131 }
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132
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133
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134 #
236
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135 # PARENT-BASE NAME DRY-RUN
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136 #
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137 command_datasets_tmpl_base() {
246
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138 local _p_base _name
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139
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140 local _opt_dry_run
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141
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142 local _ds_base _opt
236
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143
246
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144 _opt_dry_run=""
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145 while getopts "nu" _opt ; do
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146 case ${_opt} in
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147 n|u)
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148 _opt_dry_run="yes"
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149 ;;
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150 \?|:)
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151 return 2;
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152 ;;
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153 esac
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154 done
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155 shift $((OPTIND-1))
248
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156 OPTIND=1
245
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157
236
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158 _p_base="${1-}"
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159 _name="${2-}"
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160
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161 if [ -z "${_p_base}" ]; then
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162 echo "ERROR: no parent dataset for base given" >&2
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163 return 2
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164 fi
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165 if [ -z "${_name}" ]; then
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166 echo "ERROR: no name given" >&2
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167 return 2
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168 fi
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169
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diff changeset
170 if ! zfs list -H -o mountpoint -t filesystem "${_p_base}" >/dev/null 2>/dev/null; then
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171 echo "ERROR: parent dataset \`${_p_base}' does not exist" >&2
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172 return 1
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173 fi
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diff changeset
174 _ds_base="${_p_base}/${_name}"
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175 if zfs list -H -o mountpoint -t filesystem "${_ds_base}" >/dev/null 2>/dev/null; then
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diff changeset
176 echo "ERROR: dataset \`${_ds_base}' does already exist" >&2
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177 return 1
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178 fi
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179
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180
246
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181 [ "${_opt_dry_run}" = "yes" ] && return 0
236
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diff changeset
182
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diff changeset
183 echo "Creating RO base datasets in:"
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184 printf "\\t%s\\n" "${_ds_base}"
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diff changeset
185
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diff changeset
186 zfs create -u -o canmount=noauto "${_ds_base}"
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diff changeset
187
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188 }
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diff changeset
189
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diff changeset
190
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191 #
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192 # SKELETON NAME DRY-RUN
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193 #
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194 command_datasets_tmpl_skel() {
246
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195 local _p_base _name
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diff changeset
196
253
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diff changeset
197 local _opt_dry_run _opt_symlink
246
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198
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diff changeset
199 local _ds_skel _child _child_zfsopts _opt
236
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diff changeset
200
246
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diff changeset
201 _opt_dry_run=""
253
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diff changeset
202 _opt_symlink=""
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parents: 252
diff changeset
203
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diff changeset
204 while getopts "LPnu" _opt ; do
246
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diff changeset
205 case ${_opt} in
253
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parents: 252
diff changeset
206 L)
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diff changeset
207 _opt_symlink="yes"
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diff changeset
208 ;;
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diff changeset
209 P)
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diff changeset
210 _opt_symlink="no"
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diff changeset
211 ;;
246
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diff changeset
212 n|u)
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213 _opt_dry_run="yes"
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diff changeset
214 ;;
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diff changeset
215 \?|:)
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diff changeset
216 return 2;
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diff changeset
217 ;;
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diff changeset
218 esac
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diff changeset
219 done
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diff changeset
220 shift $((OPTIND-1))
248
0b5dbf394aa2 FIX: echo 2>&1 is not intended: use 1>&2 instead
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parents: 247
diff changeset
221 OPTIND=1
245
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diff changeset
222
253
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diff changeset
223 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
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diff changeset
224
236
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diff changeset
225 _p_skel="${1-}"
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diff changeset
226 _name="${2-}"
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diff changeset
227
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diff changeset
228 if [ -z "${_p_skel}" ]; then
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parents: 235
diff changeset
229 echo "ERROR: no parent dataset for skeleton given" >&2
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diff changeset
230 return 2
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diff changeset
231 fi
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diff changeset
232 if [ -z "${_name}" ]; then
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diff changeset
233 echo "ERROR: no name given" >&2
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diff changeset
234 return 2
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parents: 235
diff changeset
235 fi
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parents: 235
diff changeset
236
238
9b0d83703a28 FIX: Bogus keyword shortcut error: wrong copy-paste text in script
Franz Glasner <fzglas.hg@dom66.de>
parents: 237
diff changeset
237 if ! zfs list -H -o mountpoint -t filesystem "${_p_skel}" >/dev/null 2>/dev/null; then
236
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parents: 235
diff changeset
238 echo "ERROR: parent dataset \`${_p_skel}' does not exist" >&2
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parents: 235
diff changeset
239 return 1
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parents: 235
diff changeset
240 fi
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parents: 235
diff changeset
241 _ds_skel="${_p_skel}/${_name}"
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parents: 235
diff changeset
242 if zfs list -H -o mountpoint -t filesystem "${_ds_skel}" >/dev/null 2>/dev/null; then
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parents: 235
diff changeset
243 echo "ERROR: dataset \`${_ds_skel}' does already exist" >&2
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parents: 235
diff changeset
244 return 1
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parents: 235
diff changeset
245 fi
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parents: 235
diff changeset
246
246
bdee72ff7dbd Some subcommands now support options properly
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parents: 245
diff changeset
247 [ "${_opt_dry_run}" = "yes" ] && return 0
236
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parents: 235
diff changeset
248
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parents: 235
diff changeset
249 echo "Creating RW skeleton datasets in:"
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parents: 235
diff changeset
250 printf "\\t%s\\n" "${_ds_skel}"
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parents: 235
diff changeset
251
253
590007b0e902 Implement "-L" and "-P" for "datasets-tmpl" to allow for different ZFS props
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parents: 252
diff changeset
252 if [ "${_opt_symlink}" = "yes" ]; then
590007b0e902 Implement "-L" and "-P" for "datasets-tmpl" to allow for different ZFS props
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diff changeset
253 # In this case the skeleton root needs to be mounted into a "skeleton" subdir
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254 zfs create -u -o canmount=noauto "${_ds_skel}"
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255 else
256
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256 # Only children are to be mounted
253
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257 zfs create -u -o canmount=off "${_ds_skel}"
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258 fi
256
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259 # "usr" is only a container holding "usr/local"
236
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260 zfs create -u -o canmount=off "${_ds_skel}/usr"
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261 #
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262 # XXX FIXME: What about usr/ports/distfiles
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263 # We typically want to use binary packages.
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264 # And if we use ports they are not in usr/ports typically.
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265 #
239
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266 #zfs create -u -o canmount=off "${_ds_skel}/usr/ports"
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267 #
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268 # XXX FIXME: What about home
237
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269 #
239
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270 for _child in etc home root tmp usr/local var ; do
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271 case "${_child}" in
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272 "tmp"|"var/tmp")
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273 _child_zfsopts="-o sync=disabled -o setuid=off"
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274 ;;
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275 "home")
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276 _child_zfsopts="-o setuid=off"
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277 ;;
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278 "usr/ports/distfiles")
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279 _child_zfsopts="-o exec=off -o setuid=off -o compression=off -o primarycache=metadata"
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280 ;;
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281 "var/mail")
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282 _child_zfsopts="-o atime=on -o exec=off -o setuid=off"
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283 ;;
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284 *)
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285 _child_zfsopts=""
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286 ;;
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287 esac
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288 zfs create -u -o canmount=noauto ${_child_zfsopts} "${_ds_skel}/${_child}"
236
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289 done
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290 }
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291
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292
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293 #
235
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294 # "datasets-tmpl" -- create the ZFS dataset tree
233
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295 #
234
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296 # PARENT-BASE PARENT-SKELETON NAME
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297 #
235
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298 command_datasets_tmpl() {
233
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299 # parent ZFS dataset -- child ZFS dataset name
234
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300 local _p_base _p_skel _name
253
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301 local _opt_symlink
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302
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303 local _ds_base _ds_skel _opt
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304
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305 _opt_symlink=""
234
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306
253
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307 while getopts "LP" _opt ; do
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308 case ${_opt} in
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309 L)
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310 _opt_symlink="-L"
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311 ;;
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312 P)
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313 _opt_symlink="-P"
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314 ;;
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315 \?)
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316 return 2;
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317 ;;
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318 esac
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319 done
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320 shift $((OPTIND-1))
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321 OPTIND=1
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322
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323 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
245
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324
236
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325 _p_base="${1-}"
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326 _p_skel="${2-}"
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327 _name="${3-}"
234
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328
236
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329 # Check preconditions
246
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330 command_datasets_tmpl_base -n "${_p_base}" "${_name}" || return
253
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331 command_datasets_tmpl_skel -n ${_opt_symlink} "${_p_skel}" "${_name}" || return
236
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332
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333 # Really do it
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334 command_datasets_tmpl_base "${_p_base}" "${_name}" || return
253
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335 command_datasets_tmpl_skel ${_opt_symlink} "${_p_skel}" "${_name}" || return
235
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diff changeset
336 return 0
233
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337 }
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338
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339
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340 #
242
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341 # "populate-tmpl" -- populate the datasets with content from a FreeBSD base.txz
233
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342 #
242
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343 # command_populate_tmpl mountpoint basetxz
233
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344 #
242
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diff changeset
345 command_populate_tmpl() {
233
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346 # MOUNTPOINT -- base.txz
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347 local _mp _basetxz
249
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348 local _opt_symlink
233
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349
249
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350 local _opt _dir
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351
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352 _opt_symlink=""
242
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diff changeset
353
249
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354 while getopts "LP" _opt ; do
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355 case ${_opt} in
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diff changeset
356 L)
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357 _opt_symlink="yes"
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358 ;;
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359 P)
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360 _opt_symlink="no"
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361 ;;
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362 \?)
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363 return 2;
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364 ;;
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365 esac
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366 done
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367 shift $((OPTIND-1))
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368 OPTIND=1
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diff changeset
369
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diff changeset
370 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
245
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diff changeset
371
242
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diff changeset
372 _mp="${1-}"
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diff changeset
373 _basetxz="${2-}"
233
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374
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375 if [ -z "${_mp}" ]; then
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376 echo "ERROR: no mountpoint given" >&2
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377 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
378 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
379 if [ -z "${_basetxz}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
380 echo "ERROR: no base.txz given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
381 return 2
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 [ ! -d "${_mp}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
384 echo "ERROR: mountpoint \`${_mp}' does not exist" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
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 if [ ! -r "${_basetxz}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
388 echo "ERROR: file \`${_basetxz}' is not readable" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
389 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
390 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
391
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
392 if [ "${_opt_symlink}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
393 echo "Extracting RO base ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
394 tar -C "${_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
395 # "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
396 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
397 echo "Extracting RW skeleton: ${_dir} ..."
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
398 tar -C "${_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
399 done
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
400 # 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
401 (cd "${_mp}/skeleton/root" && ln -s ../../.profile .profile) || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
402 (cd "${_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
403 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
404 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
405 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
406 # 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
407 (cd "${_mp}/root" && ln -s ../.profile .profile) || return
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
parents: 250
diff changeset
408 (cd "${_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
409 fi
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
410
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
411 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
412 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
413
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
414
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
415 #
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
416 # _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
417 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
418 _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
419 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
420
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
421 local _name _mp _canmount _mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
422 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
423
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
424 _dsname="${1}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
425 _mountpoint="${2}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
426 _dry_run="${3}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
427 _mount_natural="${4}"
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
428 _childs_only="${5}"
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
429
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
430 if [ -z "${_dsname}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
431 echo "ERROR: no dataset given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
432 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
433 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
434
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
435 _rootds_mountpoint="$(zfs list -H -o mountpoint -t filesystem "${_dsname}")" || \
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
436 { echo "ERROR: root dataset \`${_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
437
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
438 if [ -z "${_mountpoint}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
439 if [ "${_mount_natural}" = "yes" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
440 _mountpoint="${_rootds_mountpoint}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
441 else
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
442 echo "ERROR: no mountpoint given" >&2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
443 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
444 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
445 else
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
446 if [ "${_mount_natural}" = "yes" ]; then
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
447 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
448 return 2
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
449 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
450 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
451
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
452 # Eventually remove a trailing slash
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
453 _mountpoint="${_mountpoint%/}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
454 if [ -z "${_mountpoint}" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
455 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
456 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
457 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
458
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
459 zfs list -H -o name,mountpoint,canmount,mounted -s mountpoint -t filesystem -r "${_dsname}" \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
460 | {
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
461 while IFS=$'\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
462 # Skip filesystems that are already mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
463 [ "${_mounted}" = "yes" ] && continue
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
464 # Skip filesystems that must not be mounted
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
465 [ "${_canmount}" = "off" ] && continue
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
466 case "${_mp}" in
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
467 "none"|"legacy")
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
468 # Do nothing for filesystem with unset or legacy mountpoints
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
469 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
470 "${_rootds_mountpoint}"|"${_rootds_mountpoint}/"*)
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
471 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
472 # Handle only mountpoints that have a mountpoint below
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
473 # the parent datasets mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
474 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
475
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
476 # Determine the mountpoint relative to the parent mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
477 _relative_mp="${_mp#${_rootds_mountpoint}}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
478 # Eventually remove a trailing slash
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
479 _relative_mp="${_relative_mp%/}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
480 # The real effective full mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
481 _real_mp="${_mountpoint}${_relative_mp}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
482
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 # 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
485 # 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
486 # is given.
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
487 #
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
488 if [ "${_mount_natural}" = "yes" ]; then
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
489 if [ "${_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
490 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
491 return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
492 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
493 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
494
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
495 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
496 echo "Skipping ${_name} because mounting childs only" 1>&2
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
497 else
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
498 if [ "${_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
499 echo "Would mount ${_name} on ${_real_mp}"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
500 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
501 mkdir -p "${_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
502 { echo "ERROR: cannot create mountpoint ${_real_mp}" 1>&2; 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
503 echo "Mounting ${_name} on ${_real_mp}"
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
504 mount -t zfs "${_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
505 fi
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
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parents:
diff changeset
506 fi
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
507 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
508 *)
248
0b5dbf394aa2 FIX: echo 2>&1 is not intended: use 1>&2 instead
Franz Glasner <fzglas.hg@dom66.de>
parents: 247
diff changeset
509 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
510 ;;
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
511 esac
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
512 done
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 return 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
515 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
516 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
517
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
518
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 # "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
521 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
522 # 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
523 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
524 command_mount_tmpl() {
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
525 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
526 local _opt_dry_run _opt_symlink
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
527
246
bdee72ff7dbd Some subcommands now support options properly
Franz Glasner <fzglas.hg@dom66.de>
parents: 245
diff changeset
528 local _opt
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
529
244
6e632f459818 Rename "_dry_run" to the more proper "_opt_dry_run"
Franz Glasner <fzglas.hg@dom66.de>
parents: 243
diff changeset
530 _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
531 _opt_symlink=""
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
532
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
533 while getopts "LPnu" _opt ; do
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
534 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
535 L)
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
536 _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
537 ;;
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
538 P)
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
539 _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
540 ;;
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
541 n|u)
244
6e632f459818 Rename "_dry_run" to the more proper "_opt_dry_run"
Franz Glasner <fzglas.hg@dom66.de>
parents: 243
diff changeset
542 _opt_dry_run="yes"
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
543 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
544 \?|:)
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
545 return 2;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
546 ;;
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
547 esac
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
548 done
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
549 shift $((OPTIND-1))
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
550 OPTIND=1
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
551
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
552 [ -z "${_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
553
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
554 _ds_base="${1-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
555 _ds_skel="${2-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
556 _mountpoint="${3-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
557
249
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
558 _do_mount "${_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
559 if [ "${_opt_symlink}" = "yes" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
560 if [ "${_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
561 if [ ! -d "${_mountpoint}/skeleton" ]; then
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
562 mkdir "${_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
563 fi
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
564 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
565 _do_mount "${_ds_skel}" "${_mountpoint}/skeleton" "${_opt_dry_run}" "" "" || return
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
566 else
a91e1c5173cc Also support direct mounting of the RW skeleton subdirs at a mountpoint
Franz Glasner <fzglas.hg@dom66.de>
parents: 248
diff changeset
567 _do_mount "${_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
568 fi
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
569
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
570 return 0
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
571 }
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
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
574 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
575 # _do_umount dataset
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
576 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
577 _do_umount() {
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
578 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
579
233
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
580 local _name _mp _rest
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
581 local _rootds_mountpoint
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
582
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
583 _dsname="${1}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
584 [ -z "${_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
585
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
586 # 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
587 _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
588 { 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
589
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
590 mount -t zfs -p \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
591 | grep -E "^${_dsname}(/|\s)" \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
592 | sort -n -r \
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
593 | {
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
594 while IFS=' '$'\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
595 echo "Umounting ${_name} on ${_mp}"
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
596 umount "${_mp}" || return 1
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
597 done
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
598 return 0
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
599 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
600 }
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
601
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
602
f745d3a216a6 Erste Basis für "ftjail": Management von Thin Jails
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
603 #
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
604 # "umount-tmpl" -- umount skeleton and base datasets
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
605 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
606 # command_umount_tmpl ds-base ds-skeleton
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
607 #
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
608 command_umount_tmpl() {
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
609 local _ds_base _ds_skel
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
610
245
61861d36758c Ensure that no options are really given when no options are allowed
Franz Glasner <fzglas.hg@dom66.de>
parents: 244
diff changeset
611 _ensure_no_options "$@"
61861d36758c Ensure that no options are really given when no options are allowed
Franz Glasner <fzglas.hg@dom66.de>
parents: 244
diff changeset
612
241
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
613 _ds_base="${1-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
614 _ds_skel="${2-}"
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
615
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
616 [ -z "${_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
617 [ -z "${_ds_skel}" ] && { echo "ERROR: no RW skeleton dataset given" >&2; return 2; }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
618
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
619 _do_umount "${_ds_skel}" || return
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
620 _do_umount "${_ds_base}" || return
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
621
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
622 return 0
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
623 }
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
624
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
625
acf16a85900f Mount and unmount template datasets
Franz Glasner <fzglas.hg@dom66.de>
parents: 240
diff changeset
626 #
242
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
627 # "interlink-tmpl" -- create links from base to skeleton
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
628 #
59e933b81dcf First attemt to populate base and skeleton using the "skeleton" subdir and symliks from base to RW skeleton subdirs
Franz Glasner <fzglas.hg@dom66.de>
parents: 241
diff changeset
629 # command_interlink_tmpl mountpint
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630 #
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diff changeset
631 command_interlink_tmpl() {
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diff changeset
632 local _mountpoint
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diff changeset
633
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634 local _dir _dirpart _basepart
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diff changeset
635
245
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636 _ensure_no_options "$@"
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diff changeset
637
242
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diff changeset
638 _mountpoint="${1-}"
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diff changeset
639
248
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640 [ -z "${_mountpoint}" ] && { echo "ERROR: no mountpoint given" 1>&2; return 2; }
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641 [ -d "${_mountpoint}" ] || { echo "ERROR: mountpoint \`${_mountpoint}' does not exist" 1>&2; return 1; }
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642 [ -d "${_mountpoint}/skeleton" ] || { echo "WARNING: skeleton is not mounted at \`${_mountpoint}/skeleton'" 1>&2; }
242
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diff changeset
643
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diff changeset
644 for _dir in etc home root tmp usr/local var ; do
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diff changeset
645 case "${_dir}" in
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646 "usr/local")
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647 _dirpart="$(dirname "${_dir}")"
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648 _basepart="$(basename "${_dir}")"
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649 [ -d "${_mountpoint}/${_dirpart}" ] || mkdir "${_mountpoint}/${_dirpart}" || return
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650 ( cd "${_mountpoint}/${_dirpart}" && ln -s "../skeleton/${_dir}" "${_basepart}" ) || return
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651 ;;
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diff changeset
652 *)
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653 ( cd "${_mountpoint}" && ln -s "skeleton/${_dir}" "${_dir}" ) || return
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654 ;;
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diff changeset
655 esac
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656 done
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diff changeset
657 return 0
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658 }
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diff changeset
659
251
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660 #:
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661 #: Create a snapshot for a dataset and all of its children.
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662 #:
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663 #: Args:
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664 #: $1: the datasets
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665 #: $2: the name of the snapshot
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666 #:
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diff changeset
667 _do_snapshot() {
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diff changeset
668 local _ds _snap_name
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diff changeset
669
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diff changeset
670 _ds="${1}"
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diff changeset
671 _snap_name="${2}"
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672
254
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673 [ -z "${_ds}" ] && { echo "ERROR: no dataset given" 1>&2; return 2; }
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674 [ -z "${_snap_name}" ] && { echo "ERROR: no snapshot name given" 1>&2; return 2; }
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diff changeset
675
251
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diff changeset
676 if ! zfs list -H -o name -t filesystem "${_ds}" 1> /dev/null 2> /dev/null ; then
254
39268cba8c46 FIX: Error handling
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677 echo "ERROR: parent dataset \`${_ds}' does not exist or is not available" 1>&2
251
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678 return 1
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679 fi
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diff changeset
680
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diff changeset
681 zfs snapshot -r "${_ds}@${_snap_name}" || return
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diff changeset
682 }
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diff changeset
683
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parents: 250
diff changeset
684
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diff changeset
685 #:
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diff changeset
686 #: Implement the "snapshot-tmpl" command
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diff changeset
687 #:
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diff changeset
688 command_snapshot_tmpl() {
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
689 local _ds_base _ds_skel _snap_name
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
690
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
691 _ensure_no_options "$@"
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diff changeset
692
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
693 _ds_base="${1-}"
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diff changeset
694 _ds_skel="${2-}"
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diff changeset
695 _snap_name="${3-}"
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diff changeset
696
254
39268cba8c46 FIX: Error handling
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diff changeset
697 # Here extra checks because of better error messages possible
39268cba8c46 FIX: Error handling
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diff changeset
698 [ -z "${_ds_base}" ] && { echo "ERROR: no RO base dataset name given" 1>&2; return 2; }
39268cba8c46 FIX: Error handling
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diff changeset
699 [ -z "${_ds_skel}" ] && { echo "ERROR: no RW skeleton dataset name given" 1>&2; return 2; }
251
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
700
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
701 _do_snapshot "${_ds_base}" "${_snap_name}" || return
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diff changeset
702 _do_snapshot "${_ds_skel}" "${_snap_name}" || return
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
703 return 0
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diff changeset
704 }
7a6c03445ba1 Implement a "snapshot-tmpl" command: create ZFS snapshots for the RO base and the RW skeleton
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diff changeset
705
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
706
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
707 #:
68f091c9524a Command "copy-skel" implemented
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diff changeset
708 #: Implementation of "copy-skel"
68f091c9524a Command "copy-skel" implemented
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diff changeset
709 #:
68f091c9524a Command "copy-skel" implemented
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diff changeset
710 command_copy_skel() {
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diff changeset
711 local _ds_source _snapshot_name _ds_target
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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diff changeset
712 local _opt_symlink _opt_nomount _opt_canmount _opt_mountpoint
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
713
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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parents: 256
diff changeset
714 local _opt _name _relative_name _root_canmount
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
715
68f091c9524a Command "copy-skel" implemented
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diff changeset
716 _opt_symlink=""
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diff changeset
717 _opt_nomount=""
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diff changeset
718 _opt_canmount="-o canmount=on"
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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diff changeset
719 _opt_mountpoint=""
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
720
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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diff changeset
721 while getopts "ALM:Pu" _opt ; do
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
722 case ${_opt} in
68f091c9524a Command "copy-skel" implemented
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diff changeset
723 A)
68f091c9524a Command "copy-skel" implemented
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diff changeset
724 _opt_canmount="-o canmount=noauto"
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diff changeset
725 ;;
68f091c9524a Command "copy-skel" implemented
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diff changeset
726 L)
68f091c9524a Command "copy-skel" implemented
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diff changeset
727 _opt_symlink="yes"
68f091c9524a Command "copy-skel" implemented
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diff changeset
728 ;;
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
729 M)
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
730 _opt_mountpoint="${OPTARG}"
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
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parents: 256
diff changeset
731 ;;
256
68f091c9524a Command "copy-skel" implemented
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diff changeset
732 P)
68f091c9524a Command "copy-skel" implemented
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diff changeset
733 _opt_symlink="no"
68f091c9524a Command "copy-skel" implemented
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diff changeset
734 ;;
68f091c9524a Command "copy-skel" implemented
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diff changeset
735 u)
68f091c9524a Command "copy-skel" implemented
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diff changeset
736 _opt_nomount="-u"
68f091c9524a Command "copy-skel" implemented
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diff changeset
737 ;;
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
738 \?)
68f091c9524a Command "copy-skel" implemented
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diff changeset
739 return 2;
68f091c9524a Command "copy-skel" implemented
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diff changeset
740 ;;
68f091c9524a Command "copy-skel" implemented
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diff changeset
741 esac
68f091c9524a Command "copy-skel" implemented
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diff changeset
742 done
68f091c9524a Command "copy-skel" implemented
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diff changeset
743 shift $((OPTIND-1))
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diff changeset
744 OPTIND=1
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
745
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
746 [ -z "${_opt_symlink}" ] && { echo "ERROR: -L or -P must be given" 1>&2; return 2; }
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 _ds_source="${1-}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
749 _snapshot_name="${2-}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
750 _ds_target="${3-}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
751
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
752 [ -z "${_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
753 [ -z "${_snapshot_name}" ] && { echo "ERROR: no snapshot name given" 1>&2; return 2; }
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
754 [ -z "${_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
755
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
756 zfs list -r -t all -o name "${_ds_source}" \
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
757 | {
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
758 while IFS=$'\t' read -r _name ; do
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
759 if [ "${_name}" = "${_name%@*}@${_snapshot_name}" ]; then
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
760 echo "FOUND: $_name"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
761 # Determine the relative name of the dataset
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
762 _relative_name="${_name#${_ds_source}}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
763 _relative_name="${_relative_name%@*}"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
764 echo " -> $_relative_name"
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
765 if [ -z "${_relative_name}" ]; then
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
766 # root
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
767 if [ "${_opt_symlink}" = "yes" ]; then
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
768 _root_canmount="${_opt_canmount}"
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
769 else
270
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
770 _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
771 fi
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
772 if [ -n "${_opt_mountpoint}" ]; then
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
773 zfs send -Lec -p -v "${_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
774 else
dde5967d1e43 Implement the "-M" (custom mountpoint) option for "copy-skel"
Franz Glasner <fzglas.hg@dom66.de>
parents: 256
diff changeset
775 zfs send -Lec -p -v "${_name}" | zfs receive ${_opt_nomount} -v ${_root_canmount} -x mountpoint "${_ds_target}${_relative_name}"
256
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
776 fi
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
777 else
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
778 # child
68f091c9524a Command "copy-skel" implemented
Franz Glasner <fzglas.hg@dom66.de>
parents: 254
diff changeset
779 if [ "${_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