summaryrefslogtreecommitdiffstats
path: root/bin/chroot-run.sh
blob: ef1ae08980751f8f78277f52a70e8babdb3f1a27 (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
#!/bin/bash

# Copyright 2012-2014 Holger Levsen <holger@layer-acht.org>
# Copyright      2013 Antonio Terceiro <terceiro@debian.org>
# released under the GPLv=2

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

# cp artifacts back into workspace if this is set
if [ "$ARTIFACTS" != "true" ] ; then
	ARTIFACTS=false
fi

# $1 = base distro
# $2 $3 ... = command to run inside a clean chroot running the distro in $1

if [ $# -lt 2 ]; then
	echo "usage: $0 DISTRO [backports|minimal] CMD [ARG1 ARG2 ...]"
	exit 1
fi

DISTRO="$1"
shift

if [ "$1" = "backports" ] ; then
	BACKPORTS="deb $MIRROR ${DISTRO}-backports main"
	BACKPORTSSRC="deb-src $MIRROR ${DISTRO}-backports main"
	shift
fi

if [ "$1" = "minimal" ] ; then
	MINIMAL=yes
	BOOTSTRAP_OPTIONS=--variant=minbase
	shift
fi

if [ ! -d "$CHROOT_BASE" ]; then
	echo "Directory $CHROOT_BASE does not exist, aborting."
	exit 1
fi

export CHROOT_TARGET=$(mktemp -d -p $CHROOT_BASE/ chroot-run-$DISTRO.XXXXXXXXX)
if [ -z "$CHROOT_TARGET" ]; then
	echo "Could not create a directory to create the chroot in, aborting."
	exit 1
fi

export CURDIR=$(pwd)

bootstrap() {
	mkdir -p "$CHROOT_TARGET/etc/dpkg/dpkg.cfg.d"
	echo force-unsafe-io > "$CHROOT_TARGET/etc/dpkg/dpkg.cfg.d/02dpkg-unsafe-io"

	local TMPLOG=$(mktemp -p $CHROOT_BASE/ chroot-run-$DISTRO.XXXXXXXXX)
	echo "$(date -u ) - bootstraping $DISTRO into $CHROOT_TARGET now."
	set +e
	sudo debootstrap $BOOTSTRAP_OPTIONS $DISTRO $CHROOT_TARGET $MIRROR | tee $TMPLOG
	local RESULT=$(egrep "E: Couldn't download packages" $TMPLOG)
	rm $TMPLOG
	set -e
	if [ ! -z "$RESULT" ] ; then
	        echo "$(date -u) - initial debootstrap failed, sleeping 5min before retrying..."
	        sudo rm -rf --one-file-system $CHROOT_TARGET
	        sleep 5m
	        if ! sudo debootstrap $BOOTSTRAP_OPTIONS $DISTRO $CHROOT_TARGET $MIRROR ; then
			SLEEPTIME="30m"
			echo "$(date -u ) - debootstrap failed, slowing down, sleeping $SLEEPTIME now..."
			sleep $SLEEPTIME
			exit 1
		fi
	fi

	cat > $CHROOT_TARGET/tmp/chroot-prepare <<-EOF
$SCRIPT_HEADER
mount /proc -t proc /proc
echo -e '#!/bin/sh\nexit 101' > /usr/sbin/policy-rc.d
chmod +x /usr/sbin/policy-rc.d
echo 'Acquire::http::Proxy "$http_proxy";' > /etc/apt/apt.conf.d/80proxy
echo "deb-src $MIRROR $DISTRO main" >> /etc/apt/sources.list
echo "${BACKPORTS}" >> /etc/apt/sources.list
echo "${BACKPORTSSRC}" >> /etc/apt/sources.list
apt-get update
EOF

	chmod +x $CHROOT_TARGET/tmp/chroot-prepare
	sudo chroot $CHROOT_TARGET /tmp/chroot-prepare
}

cleanup() {
	# hack to get data out of the chroot, used by haskell-package-plan
	if [ -e $CHROOT_TARGET/tmp/testrun/stats.csv ]
	then
		cp -v $CHROOT_TARGET/tmp/testrun/stats.csv $CURDIR
	fi

	#
	# special case: publish debian-edu-doc on the webserver
	#
	CHANGES=$(ls -1 $CHROOT_TARGET/tmp/debian-edu-doc_*.changes 2>/dev/null|| true)
	if [ ! -z "$CHANGES" ] ; then
		publish_changes_to_userContent $CHANGES debian-edu "git ${GIT_COMMIT:0:7}"
	fi

	#
	# publish artifacts
	#
	if [ "$ARTIFACTS" = "true" ] ; then
		CHANGES=$(ls -1 $CHROOT_TARGET/tmp/*_*.changes 2>/dev/null|| true)
		dcmd cp $CHANGES $WORKSPACE/
	fi

	#
	# actually cleanup
	#
	if [ -d $CHROOT_TARGET/proc ]; then
		sudo umount -l $CHROOT_TARGET/proc || fuser -mv $CHROOT_TARGET/proc
	fi
	if [ -d $CHROOT_TARGET/testrun ]; then
		sudo umount -l $CHROOT_TARGET/testrun || fuser -mv $CHROOT_TARGET/testrun
	fi
	if [ -d $CHROOT_TARGET ]; then
		sudo rm -rf --one-file-system $CHROOT_TARGET || fuser -mv $CHROOT_TARGET
	fi

}
trap cleanup INT TERM EXIT

run() {
	cp -r $CURDIR $CHROOT_TARGET/tmp/
	mv $CHROOT_TARGET/tmp/$(basename $CURDIR) $CHROOT_TARGET/tmp/testrun
	cat > $CHROOT_TARGET/tmp/chroot-testrun <<-EOF
$SCRIPT_HEADER
cd /tmp/testrun
EOF
	if [ "$MINIMAL" != "yes" ]; then
		cat >> $CHROOT_TARGET/tmp/chroot-testrun <<-EOF
echo 'APT::Get::Assume-Yes "true";' > /etc/apt/apt.conf.d/23jenkins
apt-get install build-essential devscripts git
if [ -f debian/control ] ; then
	cat debian/control
	# install build-depends
	mk-build-deps -ir
fi
EOF
	fi
	echo "$*" >> $CHROOT_TARGET/tmp/chroot-testrun
	chmod +x $CHROOT_TARGET/tmp/chroot-testrun
	sudo chroot $CHROOT_TARGET /tmp/chroot-testrun

}

bootstrap
run "$@"
trap - INT TERM EXIT
cleanup