summaryrefslogtreecommitdiffstats
path: root/bin/reproducible_build.sh
blob: c570d41f7b62e9b2589e66484f55600544a7d37b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
#!/bin/bash

# Copyright 2014-2015 Holger Levsen <holger@layer-acht.org>
# released under the GPLv=2

DEBUG=false
. /srv/jenkins/bin/common-functions.sh
common_init "$@"

# common code defining db access
. /srv/jenkins/bin/reproducible_common.sh

# create dirs for results
mkdir -p /var/lib/jenkins/userContent/dbd/ /var/lib/jenkins/userContent/buildinfo/ /var/lib/jenkins/userContent/rbuild/

cleanup_all() {
	rm -r $TMPDIR $TMPCFG
}

cleanup_userContent() {
	rm -f /var/lib/jenkins/userContent/rbuild/${SRCPACKAGE}_*.rbuild.log > /dev/null 2>&1
	rm -f /var/lib/jenkins/userContent/dbd/${SRCPACKAGE}_*.debbindiff.html > /dev/null 2>&1
	rm -f /var/lib/jenkins/userContent/buildinfo/${SRCPACKAGE}_*.buildinfo > /dev/null 2>&1
}

unschedule_from_db() {
	# unmark build as properly finished
	sqlite3 -init $INIT ${PACKAGES_DB} "DELETE FROM sources_scheduled WHERE name = '$SRCPACKAGE';"
	set +x
	# (force) update html page for package (only really needed for long building packages where a note updates the page during build....)
	touch -d $PREDATE /var/lib/jenkins/userContent/rb-pkg/${SRCPACKAGE}.html
	process_packages $SRCPACKAGE
	echo
	echo "Successfully updated the database and updated $REPRODUCIBLE_URL/rb-pkg/$SRCPACKAGE.html"
	echo
}

call_debbindiff() {
	LOGFILE=$(ls ${SRCPACKAGE}_${EVERSION}.dsc)
	LOGFILE=$(echo ${LOGFILE%.dsc}.debbindiff.html)
	BUILDINFO=${SRCPACKAGE}_${EVERSION}_amd64.buildinfo
	# the schroot for debbindiff gets updated once a day. wait patiently if that's the case
	if [ -f $DBDCHROOT_WRITELOCK ] || [ -f $DBDCHROOT_READLOCK ] ; then
		for i in $(seq 0 100) ; do
			sleep 15
			echo "sleeping 15s, debbindiff schroot is locked."
			if [ ! -f $DBDCHROOT_WRITELOCK ] && [ ! -f $DBDCHROOT_READLOCK ] ; then
				break
			fi
		done
		if [ -f $DBDCHROOT_WRITELOCK ] || [ -f $DBDCHROOT_READLOCK ]  ; then
			echo "Warning: lock $DBDCHROOT_WRITELOCK or [ -f $DBDCHROOT_READLOCK ] still exists, exiting."
			exit 1
		fi
	else
		# we create (more) read-lock(s) but stop on write locks...
		# write locks are only done by the schroot setup job
		touch $DBDCHROOT_READLOCK
	fi
	echo "$(date) - $(schroot --directory /tmp -c source:jenkins-reproducible-sid debbindiff -- --version) will be used to compare the two builds now." | tee -a ${RBUILDLOG}
	( timeout 15m schroot --directory /tmp -c source:jenkins-reproducible-sid debbindiff -- --html $TMPDIR/${LOGFILE} $TMPDIR/b1/${SRCPACKAGE}_${EVERSION}_amd64.changes $TMPDIR/b2/${SRCPACKAGE}_${EVERSION}_amd64.changes ) 2>&1 >> ${RBUILDLOG}
	RESULT=$?
	set +x
	set -e
	rm -f $DBDCHROOT_READLOCK
	echo | tee -a ${RBUILDLOG}
	if [ $RESULT -eq 124 ] ; then
		echo "$(date) - debbindiff was killed after running into timeout... maybe there is still $REPRODUCIBLE_URL/dbd/${LOGFILE}" | tee -a ${RBUILDLOG}
		if [ ! -s ./${LOGFILE} ] ; then
			echo "$(date) - debbindiff produced no output and was killed after running into timeout..." >> ${LOGFILE}
		fi
	elif [ $RESULT -eq 1 ] ; then
		DEBBINDIFFOUT="debbindiff found issues, please investigate $REPRODUCIBLE_URL/dbd/${LOGFILE}"
	elif [ $RESULT -eq 2 ] ; then
		DEBBINDIFFOUT="debbindiff had trouble comparing the two builds. Please investigate $REPRODUCIBLE_URL/rbuild/${SRCPACKAGE}_${EVERSION}.rbuild.log"
	fi
	if [ $RESULT -eq 0 ] && [ ! -f ./${LOGFILE} ] && [ -f b1/${BUILDINFO} ] ; then
		cp b1/${BUILDINFO} /var/lib/jenkins/userContent/buildinfo/ > /dev/null 2>&1
		figlet ${SRCPACKAGE}
		echo
		echo "debbindiff found no differences in the changes files, and a .buildinfo file also exist." | tee -a ${RBUILDLOG}
		echo "${SRCPACKAGE} built successfully and reproducibly." | tee -a ${RBUILDLOG}
		sqlite3 -init $INIT ${PACKAGES_DB} "REPLACE INTO source_packages VALUES (\"${SRCPACKAGE}\", \"${VERSION}\", \"reproducible\",  \"$DATE\")"
		unschedule_from_db
	else
		echo | tee -a ${RBUILDLOG}
		echo -n "$(date) - ${SRCPACKAGE} failed to build reproducibly " | tee -a ${RBUILDLOG}
		cp b1/${BUILDINFO} /var/lib/jenkins/userContent/buildinfo/ > /dev/null 2>&1 || true
		if [ -f ./${LOGFILE} ] ; then
			echo -n ", $DEBBINDIFFOUT" | tee -a ${RBUILDLOG}
			mv ./${LOGFILE} /var/lib/jenkins/userContent/dbd/
		else
			echo -n ", debbindiff produced no output (which is strange)"
		fi
		if [ ! -f b1/${BUILDINFO} ] ; then
			echo " and a .buildinfo file is missing." | tee -a ${RBUILDLOG}
		else
			echo "." | tee -a ${RBUILDLOG}
		fi
		OLD_STATUS=$(sqlite3 -init $INIT ${PACKAGES_DB} "SELECT status FROM source_packages WHERE name=\"${SRCPACKAGE}\"")
		if [ "${OLD_STATUS}" == "reproducible" ]; then
			MESSAGE="${SRCPACKAGE}: status changed from reproducible -> unreproducible. ${REPRODUCIBLE_URL}/${SRCPACKAGE}"
			kgb-client --conf /srv/jenkins/kgb/debian-reproducible.conf --relay-msg "$MESSAGE" || true # don't fail the whole job
		fi
		sqlite3 -init $INIT ${PACKAGES_DB} "REPLACE INTO source_packages VALUES (\"${SRCPACKAGE}\", \"${VERSION}\", \"unreproducible\", \"$DATE\")"
		unschedule_from_db
	fi
}

TMPDIR=$(mktemp --tmpdir=/srv/reproducible-results -d)
TMPCFG=$(mktemp -t pbuilderrc_XXXX)
trap cleanup_all INT TERM EXIT
cd $TMPDIR
RESULT=$(sqlite3 -init $INIT ${PACKAGES_DB} "SELECT name,date_scheduled FROM sources_scheduled WHERE date_build_started = '' ORDER BY date_scheduled LIMIT 1")
if [ -z "$RESULT" ] ; then
	echo "No packages scheduled, sleeping 30m."
	sleep 30m
else
	set +x
	SRCPACKAGE=$(echo $RESULT|cut -d "|" -f1)
	SCHEDULED_DATE=$(echo $RESULT|cut -d "|" -f2)
	echo "============================================================================="
	echo "Trying to build ${SRCPACKAGE} reproducibly now."
	echo "============================================================================="
	set -x
	PREDATE=$(date -d "1 minute ago" +'%Y-%m-%d %H:%M')
	DATE=$(date +'%Y-%m-%d %H:%M')
	# mark build attempt
	sqlite3 -init $INIT ${PACKAGES_DB} "REPLACE INTO sources_scheduled VALUES ('$SRCPACKAGE','$SCHEDULED_DATE','$DATE');"

	RBUILDLOG=/var/lib/jenkins/userContent/rbuild/${SRCPACKAGE}_None.rbuild.log
	echo "Starting to build ${SRCPACKAGE} on $DATE" | tee ${RBUILDLOG}
	echo "The jenkins build log is/was available at $BUILD_URL/console" | tee -a ${RBUILDLOG}
	# host has only sid in deb-src in sources.list
	set +e
	apt-get --download-only --only-source source ${SRCPACKAGE} >> ${RBUILDLOG} 2>&1
	RESULT=$?
	if [ $RESULT != 0 ] ; then
		# sometimes apt-get cannot download a package for whatever reason.
		# if so, wait some time and try again. only if that fails, give up.
		echo "Download of ${SRCPACKAGE} sources failed." | tee -a ${RBUILDLOG}
		ls -l ${SRCPACKAGE}* | tee -a ${RBUILDLOG}
		echo "Sleeping 5m before re-trying..." | tee -a ${RBUILDLOG}
		sleep 5m
		apt-get source --download-only --only-source ${SRCPACKAGE} >> ${RBUILDLOG} 2>&1
		RESULT=$?
	fi
	if [ $RESULT != 0 ] ; then
		echo "Warning: Download of ${SRCPACKAGE} sources failed." | tee -a ${RBUILDLOG}
		ls -l ${SRCPACKAGE}* | tee -a ${RBUILDLOG}
		sqlite3 -init $INIT ${PACKAGES_DB} "REPLACE INTO source_packages VALUES (\"${SRCPACKAGE}\", \"None\", \"404\", \"$DATE\")"
		set +x
		echo "Warning: Maybe there was a network problem, or ${SRCPACKAGE} is not a source package, or was removed or renamed. Please investigate." | tee -a ${RBUILDLOG}
		unschedule_from_db
		exit 0
	else
		set -e
		VERSION=$(grep "^Version: " ${SRCPACKAGE}_*.dsc| head -1 | egrep -v '(GnuPG v|GnuPG/MacGPG2)' | cut -d " " -f2-)
		# EPOCH_FREE_VERSION was too long
		EVERSION=$(echo $VERSION | cut -d ":" -f2)
		# preserve RBUILDLOG as TMPLOG, then cleanup userContent from previous builds,
		# and then access RBUILDLOG with it's correct name (=eversion)
		TMPLOG=$(mktemp)
		mv ${RBUILDLOG} ${TMPLOG}
		cleanup_userContent
		RBUILDLOG=/var/lib/jenkins/userContent/rbuild/${SRCPACKAGE}_${EVERSION}.rbuild.log
		mv ${TMPLOG} ${RBUILDLOG}
		cat ${SRCPACKAGE}_${EVERSION}.dsc | tee -a ${RBUILDLOG}
		# check whether the package is not for us...
		SUITABLE=false
		ARCHITECTURES=$(grep "^Architecture: " ${SRCPACKAGE}_*.dsc| cut -d " " -f2- | sed -s "s# #\n#g" | sort -u)
		set +x
		for ARCH in ${ARCHITECTURES} ; do
			if [ "$ARCH" = "any" ] || [ "$ARCH" = "all" ] || [ "$ARCH" = "amd64" ] || [ "$ARCH" = "linux-any" ] || [ "$ARCH" = "linux-amd64" ] || [ "$ARCH" = "any-amd64" ] ; then
				SUITABLE=true
				break
			fi
		done
		if ! $SUITABLE ; then
			set -x
			sqlite3 -init $INIT ${PACKAGES_DB} "REPLACE INTO source_packages VALUES (\"${SRCPACKAGE}\", \"${VERSION}\", \"not for us\", \"$DATE\")"
			set +x
			echo "Package ${SRCPACKAGE} (${VERSION}) shall only be build on \"$(echo "${ARCHITECTURES}" | xargs echo )\" and thus was skipped." | tee -a ${RBUILDLOG}
			unschedule_from_db
			exit 0
		fi
		set +e
		set -x
		NUM_CPU=$(cat /proc/cpuinfo |grep ^processor|wc -l)
		FTBFS=1
		TMPLOG=$(mktemp)
		printf "BUILDUSERID=1111\nBUILDUSERNAME=pbuilder1\n" > $TMPCFG
		( timeout 12h nice ionice -c 3 sudo DEB_BUILD_OPTIONS="parallel=$NUM_CPU" pbuilder --build --configfile $TMPCFG --debbuildopts "-b" --basetgz /var/cache/pbuilder/base-reproducible.tgz --distribution sid ${SRCPACKAGE}_*.dsc ) 2>&1 | tee ${TMPLOG}
		set +x
		if [ -f /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}_amd64.changes ] ; then
			mkdir b1 b2
			dcmd cp /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}_amd64.changes b1
			# the .changes file might not contain the original sources archive
			# so first delete files from .dsc, then from .changes file
			sudo dcmd rm /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}.dsc
			sudo dcmd rm /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}_amd64.changes
			echo "============================================================================="
			echo "Re-building ${SRCPACKAGE} now."
			echo "============================================================================="
			set -x
			printf "BUILDUSERID=2222\nBUILDUSERNAME=pbuilder2\n" > $TMPCFG
			( timeout 12h nice ionice -c 3 sudo DEB_BUILD_OPTIONS="parallel=$NUM_CPU" LANG="fr_CH.UTF-8" LC_ALL="fr_CH.UTF-8" unshare --uts -- /usr/sbin/pbuilder --build --configfile $TMPCFG --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts "-b" --basetgz /var/cache/pbuilder/base-reproducible.tgz --distribution sid ${SRCPACKAGE}_${EVERSION}.dsc ) 2>&1 | tee -a ${RBUILDLOG}
			set +x
			if [ -f /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}_amd64.changes ] ; then
				FTBFS=0
				dcmd cp /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}_amd64.changes b2
				# and again (see comment 5 lines above)
				sudo dcmd rm /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}.dsc
				sudo dcmd rm /var/cache/pbuilder/result/${SRCPACKAGE}_${EVERSION}_amd64.changes
				cat b1/${SRCPACKAGE}_${EVERSION}_amd64.changes | tee -a ${RBUILDLOG}
				call_debbindiff
			else
				echo "The second build failed, even though the first build was successful." | tee -a ${RBUILDLOG}
			fi
		else
			cat ${TMPLOG} >> ${RBUILDLOG}
		fi
		rm ${TMPLOG}
		if [ $FTBFS -eq 1 ] ; then
			set +x
			echo "${SRCPACKAGE} failed to build from source."
			sqlite3 -init $INIT ${PACKAGES_DB} "REPLACE INTO source_packages VALUES (\"${SRCPACKAGE}\", \"${VERSION}\", \"FTBFS\", \"$DATE\")"
			unschedule_from_db
		fi
	fi

fi
cd ..
cleanup_all
trap - INT TERM EXIT