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Root/monotone-server.postinst

1#! /bin/sh␊
2# postinst script for monotone-server␊
3#␊
4# This script attempts to perform any db migrations neccessary during an␊
5# upgrade.␊
6#␊
7# see: dh_installdeb(1)␊
8␊
9set -e␊
10␊
11# summary of how this script can be called:␊
12# * <postinst> `configure' <most-recently-configured-version>␊
13# * <old-postinst> `abort-upgrade' <new version>␊
14# * <conflictor's-postinst> `abort-remove' `in-favour' <package>␊
15# <new-version>␊
16# * <deconfigured's-postinst> `abort-deconfigure' `in-favour'␊
17# <failed-install-package> <version> `removing'␊
18# <conflicting-package> <version>␊
19# for details, see http://www.debian.org/doc/debian-policy/ or␊
20# the debian-policy package␊
21#␊
22␊
23# source debconf stuff␊
24. /usr/share/debconf/confmodule␊
25␊
26MTN=/usr/bin/mtn␊
27␊
28monotone_check_minimum_previous_version ()␊
29{␊
30 if dpkg --compare-versions "$MTN_VERSION" lt "0.17"; then␊
31␉# monotone version to old to automatically upgrade␊
32␉echo "Cannot automatically upgrade from monotone version $2." >&2␊
33␉echo "Please see UPGRADE and README.changesets in /usr/share/doc/monotone for" >&2␊
34␉echo "information on manually upgrading your database." >&2␊
35␉false␊
36 else␊
37␉true␊
38 fi␊
39}␊
40␊
41monotone_migrate ()␊
42{␊
43 if dpkg --compare-versions "$MTN_VERSION" lt "0.99-1"; then␊
44␉# upgradable version of monotone␊
45␉echo "Attempting to migrate monotone database. This may take a while..." >&2␊
46␉echo "A backup named '`basename $MTN_DB~`' will be created in $MTN_HOME." >&2␊
47␊
48␉cp $MTN_DB $MTN_DB~␊
49␊
50␉if $MTN --db=$MTN_DB db migrate --rcfile=$MTN_CONFDIR/serverrc \␊
51␉ --no-standard-rcfiles --keydir=$MTN_KEYDIR --confdir=$MTN_CONFDIR \␊
52␉ >&2; then␊
53␉ echo "Database successfully migrated." >&2␊
54␉ true␊
55␉else␊
56␉ echo "*** Error migrating database. ***" >&2␊
57␉ echo "Please see UPGRADE and README.changesets in /usr/share/doc/monotone for" >&2␊
58␉ echo "information on manually upgrading your database." >&2␊
59␉ false␊
60␉fi␊
61 else␊
62␉true␊
63 fi␊
64}␊
65␊
66monotone_rosterify ()␊
67{␊
68 if dpkg --compare-versions "$MTN_VERSION" lt "0.26"; then␊
69␉# now we need to rosterify␊
70␉echo "Attempting to rosterify monotone database..." >&2␊
71␊
72␉if $MTN --db=$MTN_DB db rosterify --rcfile=$MTN_CONFDIR/serverrc \␊
73␉ --no-standard-rcfiles --keydir=$MTN_KEYDIR --confdir=$MTN_CONFDIR \␊
74␉ >&2; then␊
75␉ echo "Database successfully rosterified." >&2␊
76␉ true␊
77␉else␊
78␉ echo "*** Error rosterifying database. ***" >&2␊
79␉ echo "Please see UPGRADE and README.changesets in /usr/share/doc/monotone for" >&2␊
80␉ echo "information on manually upgrading your database." >&2␊
81␉ false␊
82␉fi␊
83 else␊
84␉true␊
85 fi␊
86}␊
87␊
88monotone_regenerate_caches ()␊
89{␊
90 if dpkg --compare-versions "$MTN_VERSION" lt "0.31-90.1"; then␊
91␉# now we need to regenerate caches␊
92␉echo "Attempting to regenerate caches..." >&2␊
93␊
94␉if $MTN --db=$MTN_DB db regenerate_caches --rcfile=$MTN_CONFDIR/serverrc \␊
95␉ --no-standard-rcfiles --keydir=$MTN_KEYDIR --confdir=$MTN_CONFDIR \␊
96␉ >&2; then␊
97␉ echo "Caches successfully regenerated." >&2␊
98␉ true␊
99␉else␊
100␉ echo "*** Error regenerating roster. ***" >&2␊
101␉ echo "Please see UPGRADE and README.changesets in /usr/share/doc/monotone for" >&2␊
102␉ echo "information on manually upgrading your database." >&2␊
103␉ false␊
104␉fi␊
105 else␊
106␉true␊
107 fi␊
108}␊
109␊
110case "$1" in␊
111 configure)␊
112␊
113 # directory turned into symlink; give dpkg a hand␊
114␉if [ ! -L /usr/share/doc/monotone-server ] && \␊
115␉ [ -e /usr/share/doc/monotone-server ]; then␊
116 rmdir /usr/share/doc/monotone-server␊
117␉ ln -sf monotone /usr/share/doc/monotone-server␊
118␉fi␊
119␊
120 MTN_HOME=/var/lib/monotone␊
121 MTN_DB=$MTN_HOME/default.mtn␊
122 MTN_CONFDIR=/etc/monotone␊
123 MTN_KEYDIR=$MTN_HOME/keys␊
124␊
125 ucf --debconf-ok /usr/share/monotone/write-permissions.base $MTN_CONFDIR/write-permissions␊
126 ucf --debconf-ok /usr/share/monotone/read-permissions.base $MTN_CONFDIR/read-permissions␊
127 if [ -f $MTN_CONFDIR/hooks.lua -a ! -f $MTN_CONFDIR/serverrc ]; then␊
128␉ ucf --debconf-ok /usr/share/monotone/serverrc.base $MTN_CONFDIR/hooks.lua␊
129␉ mv $MTN_CONFDIR/hooks.lua $MTN_CONFDIR/serverrc␊
130 # mimic dpkg and remove backups too␊
131 for ext in '' '~' '%' .bak .ucf-new .ucf-old .ucf-dist; do␊
132 rm -f $MTN_CONFDIR/hooks.lua$ext || true␊
133 done␊
134␉ ucfr --purge monotone-server $MTN_CONFDIR/hooks.lua␊
135 else␊
136␉ ucf --debconf-ok /usr/share/monotone/serverrc.base $MTN_CONFDIR/serverrc␊
137 fi␊
138␊
139 if [ ! -f $MTN_CONFDIR/hooks.d/get_passphrase_from_file.lua ]; then␊
140␉ ln -s /usr/share/monotone/hooks/get_passphrase_from_file.lua $MTN_CONFDIR/hooks.d/␊
141 fi␊
142␊
143 ucfr monotone-server $MTN_CONFDIR/write-permissions␊
144 ucfr monotone-server $MTN_CONFDIR/read-permissions␊
145 ucfr monotone-server $MTN_CONFDIR/serverrc␊
146␊
147 # if this is our first install give config files correct permissions␊
148 if [ -z "$2" ]; then␊
149 # create monotone user and fix permissions of files␊
150 if [ -z "`id -u monotone 2>/dev/null`" ]; then␊
151␉ adduser --system --group --home $MTN_HOME \␊
152␉ --no-create-home --disabled-password --quiet \␊
153␉ --gecos "Monotone" monotone␊
154 fi␊
155␊
156 chown monotone:monotone $MTN_HOME␊
157 chown monotone:monotone $MTN_CONFDIR␊
158 chown monotone:monotone $MTN_KEYDIR␊
159 chown monotone:monotone /var/log/monotone␊
160␊
161 chmod 0750 $MTN_HOME␊
162 chmod 0750 $MTN_CONFDIR␊
163 chmod 0750 $MTN_KEYDIR␊
164␊
165 chown monotone:monotone $MTN_CONFDIR/write-permissions␊
166 chown monotone:monotone $MTN_CONFDIR/read-permissions␊
167 chown monotone:monotone $MTN_CONFDIR/serverrc␊
168 chmod 0640 $MTN_CONFDIR/write-permissions␊
169 chmod 0640 $MTN_CONFDIR/read-permissions␊
170 chmod 0640 $MTN_CONFDIR/serverrc␊
171 fi␊
172␊
173 db_get monotone-server/manage-db␊
174 if [ "$RET" = "true" ]; then␊
175 db_get monotone-server/key␊
176 MTN_KEY=$RET␊
177␊
178 # read our passphrase from a file␊
179 if [ -e "$MTN_CONFDIR/passphrases" ]; then␊
180 db_set monotone-server/passphrase "`grep "$MTN_KEY" $MTN_CONFDIR/passphrases | cut -f2 -d"\\""`"␊
181 fi␊
182␊
183 db_get monotone-server/passphrase␊
184 MTN_KEY_PASSWD=$RET␊
185␊
186 MTN_VERSION="$2"␊
187␊
188 # Since we are configuring, we should check if we are upgrading. If we are␊
189 # upgrading, we should run the proper db migrate commands if necessary.␊
190␊
191 if [ -z "$2" ]; then␊
192 # not upgrading, fresh install␊
193␊
194 # if there is no database, create one␊
195 if [ ! -e $MTN_DB ]; then␊
196 echo "Creating Monotone database..." >&2␊
197 $MTN --db=$MTN_DB db init \␊
198 --no-standard-rcfiles --keydir=$MTN_KEYDIR \␊
199 --confdir=$MTN_CONFDIR␊
200␊
201 chmod 0600 $MTN_DB␊
202 chown monotone:monotone $MTN_DB␊
203␊
204 echo "Creating Monotone server keypair..." >&2␊
205␊
206 yes "$MTN_KEY_PASSWD" |␊
207 $MTN --db=$MTN_DB genkey $MTN_KEY --quiet \␊
208 --no-standard-rcfiles --keydir=$MTN_KEYDIR \␊
209 --confdir=$MTN_CONFDIR␊
210␊
211 chown monotone:monotone $MTN_HOME/keys/*␊
212␊
213 echo "Monotone database created successfully." >&2␊
214 fi␊
215␉ else␊
216␉ set +e␊
217␉ monotone_check_minimum_previous_version && \␊
218␉␉ monotone_migrate && \␊
219␉␉ monotone_rosterify && \␊
220␉␉ monotone_regenerate_caches␊
221␉ set -e␊
222 fi␊
223␊
224 echo "$MTN_KEY \"$MTN_KEY_PASSWD\"" > $MTN_CONFDIR/passphrases␊
225 chown monotone:monotone $MTN_CONFDIR/passphrases␊
226 chmod 0400 $MTN_CONFDIR/passphrases␊
227 db_set monotone-server/passphrase ""␊
228 fi␊
229␊
230 ;;␊
231␊
232 abort-upgrade|abort-remove|abort-deconfigure)␊
233␊
234 ;;␊
235␊
236 *)␊
237 echo "postinst called with unknown argument \`$1'" >&2␊
238 exit 1␊
239 ;;␊
240esac␊
241␊
242# stop debconf␊
243db_stop␊
244␊
245# Those using dependency based boot sequencing and installing␊
246# monotone before version 0.44-2 would miss the runlevel 2 symlink.␊
247# Recover from this. Try not to mess with local configuration --␊
248# look for the specific combination of S and K links that we␊
249# know was wrong.␊
250␊
251if [ "$1" = "configure" ] && dpkg --compare-versions "$2" le "0.44-2" \␊
252 && [ -L /etc/rc0.d/K[0-9][0-9]monotone ] \␊
253 && [ -L /etc/rc1.d/K[0-9][0-9]monotone ] \␊
254 && [ -L /etc/rc2.d/[SK][0-9][0-9]monotone ] \␊
255 && [ -L /etc/rc3.d/S[0-9][0-9]monotone ] \␊
256 && [ -L /etc/rc4.d/S[0-9][0-9]monotone ] \␊
257 && [ -L /etc/rc5.d/S[0-9][0-9]monotone ] \␊
258 && [ -L /etc/rc6.d/K[0-9][0-9]monotone ]␊
259then␊
260 update-rc.d -f monotone remove␊
261fi␊
262␊
263# dh_installdeb will replace this with shell code automatically␊
264# generated by other debhelper scripts.␊
265␊
266#DEBHELPER#␊
267␊
268exit 0␊
269␊
270␊

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