[dcp.git] / dcp-update

#!/bin/bash

set -e

usage() {
    echo "usage: dcp-update [-Nh] REPODIR"
}

rungit() {
    (
	cd "$td/repo"
	git "$@"
    ) || false
}

defdir=/srv/dcp
push=y

while [ "${1:0:1}" = - ]; do
    opt="${1:1}"
    shift
    if [ "$opt" = N ]; then
	push=n
	shift
    elif [ "$opt" = h ]; then
	usage
	exit 0
    else
	echo "dcp-update: unknown option '$opt'" >&2
	exit 1
    fi
done

if [ $# -lt 1 ]; then
    usage >&2
    exit 1
fi

repodir="$1"
shift
if [[ "$repodir" != */* ]]; then
    repodir="$defdir/${repodir}.git"
fi

if [ ! -d "$repodir" ]; then
    echo "dcp-build: could not find $repodir" >&2
    exit 1
fi

td="$(mktemp -d /tmp/dcp-XXXXXX)"
exec >"$td/log" 2>"$td/err"
dcp-runenv "$repodir" "$td"

lastrev="$(rungit rev-parse HEAD)"
(cd "$td"; control/update) || false
rungit checkout master
newrev="$(rungit rev-parse HEAD)"

echo "update: $lastrev -> $newrev"

if [ "$push" = y ]; then rungit push; fi

rm -rf "$td"
Commit	Line	Data
	1	#!/bin/bash
	2
	3	set -e
	4
	5	usage() {
	6	echo "usage: dcp-update [-Nh] REPODIR"
	7	}
	8
	9	rungit() {
	10	(
	11	cd "$td/repo"
	12	git "$@"
	13	) \|\| false
	14	}
	15
	16	defdir=/srv/dcp
	17	push=y
	18
	19	while [ "${1:0:1}" = - ]; do
	20	opt="${1:1}"
	21	shift
	22	if [ "$opt" = N ]; then
	23	push=n
	24	shift
	25	elif [ "$opt" = h ]; then
	26	usage
	27	exit 0
	28	else
	29	echo "dcp-update: unknown option '$opt'" >&2
	30	exit 1
	31	fi
	32	done
	33
	34	if [ $# -lt 1 ]; then
	35	usage >&2
	36	exit 1
	37	fi
	38
	39	repodir="$1"
	40	shift
	41	if [[ "$repodir" != / ]]; then
	42	repodir="$defdir/${repodir}.git"
	43	fi
	44
	45	if [ ! -d "$repodir" ]; then
	46	echo "dcp-build: could not find $repodir" >&2
	47	exit 1
	48	fi
	49
	50	td="$(mktemp -d /tmp/dcp-XXXXXX)"
	51	exec >"$td/log" 2>"$td/err"
	52	dcp-runenv "$repodir" "$td"
	53
	54	lastrev="$(rungit rev-parse HEAD)"
	55	(cd "$td"; control/update) \|\| false
	56	rungit checkout master
	57	newrev="$(rungit rev-parse HEAD)"
	58
	59	echo "update: $lastrev -> $newrev"
	60
	61	if [ "$push" = y ]; then rungit push; fi
	62
	63	rm -rf "$td"