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Viewing changes to lib/canonical/buildd/scan-for-processes

  • Committer: mbp at canonical
  • Date: 2011-11-20 23:37:23 UTC
  • mto: This revision was merged to the branch mainline in revision 14344.
  • Revision ID: mbp@canonical.com-20111120233723-370p96db2crru5tm
https://launchpad.net/bugs/800295
Delete canonical.buildd again

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lib/canonical/buildd/scan-for-processes
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#!/bin/bash
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#
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# Copyright 2009 Canonical Ltd.  This software is licensed under the
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# GNU Affero General Public License version 3 (see the file LICENSE).
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# Buildd Slave tool to scan a chroot in case any processes are underneath it
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## This script uses bashisms, must be run under bash
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# Expects build id as arg 1, makes build-id to contain the build
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# Needs SUDO to be set to a sudo instance for passwordless access
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SUDO=/usr/bin/sudo
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BUILDID="$1"
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REALHOME=$(cd $HOME && pwd -P)
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set -e
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exec 2>&1
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[ $(id -u) = "0" ] || exec $SUDO $0 "$REALHOME/build-$BUILDID/chroot-autobuild"
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echo "Scanning for processes to kill in build $BUILDID..."
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PREFIX="$BUILDID"
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FOUND=0
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for ROOT in /proc/*/root; do
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    LINK=$(readlink $ROOT)
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    if [ "x$LINK" != "x" ]; then
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        if [ "x${LINK:0:${#PREFIX}}" = "x$PREFIX" ]; then
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            # this process is in the chroot...
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            PID=$(basename $(dirname "$ROOT"))
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            kill -9 "$PID"
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            FOUND=1
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        fi
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    fi
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done
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if [ "x$FOUND" = "x1" ]; then
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  exec $0 $1
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fi