From: Ian Jackson <ian@anarres>
Date: Tue, 6 Dec 2005 18:32:08 +0000 (+0000)
Subject: initial skeleton for adt-virt-chroot
X-Git-Tag: converted-from-bzr~105
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=0fd0df2753d601cc3f80f5e87953f04e0f4f7f21;p=autopkgtest.git

initial skeleton for adt-virt-chroot
---

0fd0df2753d601cc3f80f5e87953f04e0f4f7f21
diff --git a/virt-chroot/adt-virt-chroot b/virt-chroot/adt-virt-chroot
new file mode 100755
index 0000000..7bb7555
--- /dev/null
+++ b/virt-chroot/adt-virt-chroot
@@ -0,0 +1,61 @@
+#!/bin/sh
+# usage:
+#	adt-virt-chroot =[CHROOTNAME]
+#		uses dchroot (but problems with spaces)
+#		spaces in CHROOTNAME also not permitted
+#	adt-virt-chroot [-rGAINROOT] /PATH/TO/CHROOT
+#		uses GAINROOT chroot
+#		GAINROOT will be split up if it has spaces
+
+set -e
+
+fail () { echo >&2 "$0: $@"; exit 16; }
+
+gainroot=''
+
+while [ $# -gt 0 ]; do
+	case "$1" in
+	--|-)	break=break; break; shift		;;
+	-r*)	gainroot="${1#-r}"			;;
+	-*)	fail "bad usage - unknown option $1"	;;
+	*)	break=break; break			;;
+	esac
+	$break
+	shift
+done
+
+[ $# -eq 1 ] || fail "bad usage - need =DCHROOTNAME or /CHROOT/PATH"
+
+case "$1" in
+/*)	down="$gainroot chroot $1 --"				;;
+=?*)	down="$gainroot dchroot -d\"${1#=}\" -q"		;;
+=)	down="$gainroot dchroot -q"				;;
+*)	fail "bad usage - unknown chroot specification $1"	;;
+esac
+
+$down true
+echo ok
+
+close_down () {
+	:
+}
+
+trap 'close_down; exit 12;' 0
+
+while read command arg1 arg2; do
+	case "$command" in
+	capabilities)
+		echo 'ok '
+		;;
+	quit)
+		trap '' 0
+		close_down
+		exit 0
+		;;
+	*)
+		fail "unrecognised command $command"
+		;;
+	esac
+done
+
+fail 'unexpected EOF on control channel'