add an rc.d script for ggatessh...

ggatessh/Makefile

@@ -2,6 +2,8 @@
 
 .PATH: ${.CURDIR:H}/shared
 
+SUBDIR=	rc.d
+
 LIBSSH2_DIR=../libssh2
 LIBSSH2=${LIBSSH2_DIR}/src/.libs/libssh2.a
 PROG=	ggatessh

ggatessh/rc.d/Makefile

@@ -0,0 +1,9 @@
+# $FreeBSD$
+
+SYSCONFDIR?=	/etc
+RCDIR=		${SYSCONFDIR}/rc.d
+SCRIPTSDIR=	${RCDIR}
+
+SCRIPTS=	ggatessh
+
+.include <bsd.prog.mk>

ggatessh/rc.d/ggatessh

@@ -0,0 +1,237 @@
+#!/bin/sh -
+#
+# $FreeBSD$
+#
+
+# PROVIDE: ggatessh
+# REQUIRE: NETWORKING
+# BEFORE: mountlate
+# KEYWORD: nojail
+
+. /etc/rc.subr
+
+name="ggatessh"
+desc="ggate devices over ssh/sftp"
+rcvar="ggatessh_enable"
+destroy_cmd="ggatessh_iter destroy"
+rescue_cmd="ggatessh_iter rescue"
+start_cmd="ggatessh_iter start"
+stop_cmd="ggatessh_iter stop"
+status_cmd="ggatessh_iter status"
+tests_cmd="ggatessh_tests"
+extra_commands="destroy rescue status tests"
+required_modules="geom_gate:g_gate"
+
+# ggatessh_devs="0 2 3"
+# ggatessh_0_path="remuser@host.example.com:somepath"
+# ggatessh_0_pidfile="xxx"
+# ggatessh_0_sector="512"
+# ggatessh_0_port="22"
+# ggatessh_0_sshkey="/root/.ssh/id.rsa.ggate0"
+
+getvar()
+{
+	eval echo \${ggatessh_${devnum}_$1}
+}
+
+getpidfile()
+{
+	local pidfile
+
+	pidfile=$(getvar pidfile)
+	pidfile=${pidfile:=/var/run/ggatessh.ggate${devnum}.pid}
+	echo "$pidfile"
+}
+
+# Parses ggatessh_${devnum}_path into the variables:
+# user - username of user (defaults to root)
+# host - hostname of server
+# imgpath - path to image on server
+
+getpid()
+{
+	pgrep -L -F $(getpidfile) 2>/dev/null
+}
+
+parse_path()
+{
+	path=$(getvar path)
+	imgpath="${path#*:}"
+	userhost="${path%:*}"
+	host="${userhost#*@}"
+	user="${userhost%$host}"
+	user="${user%@}"
+	user="${user:=root}"
+}
+
+ggatessh_destroy()
+{
+	echo destroying ggate$devnum
+	ggatessh destroy -u "$devnum"
+}
+
+ggatessh_run()
+{
+	if [ x"$(getvar pidfile)" != x"" ]; then
+		args="-F $(getvar pidfile)"
+	fi
+	if [ x"$(getvar sshkey)" != x"" ]; then
+		args="$args -i $(getvar sshkey)"
+	fi
+	if [ x"$(getvar sector)" != x"" ]; then
+		args="$args -s $(getvar sector)"
+	fi
+	if [ x"$(getvar port)" != x"" ]; then
+		args="$args -p $(getvar port)"
+	fi
+
+	ggatessh "$1" $args -l "$user" -u "$devnum" "$host" "$imgpath"
+}
+
+ggatessh_rescue()
+{
+	echo "rescuing ggatessh ggate$devnum"
+	ggatessh_run rescue
+}
+
+ggatessh_start()
+{
+	echo "starting ggatessh ggate$devnum"
+	ggatessh_run create
+}
+
+ggatessh_stop()
+{
+	pid=$(getpid)
+	if [ x"$pid" != x"" ]; then
+		echo "killing ggatessh ggate$devnum pid $pid"
+		while :; do
+			pkill -L -F $(getpidfile) -q
+			if ! getpid >/dev/null; then
+				echo .
+				sleep .5
+			fi
+		done
+	else
+		echo "error ggatessh $devnum not running"
+		exit 1
+	fi
+}
+
+ggatessh_status()
+{
+	pid=$(getpid)
+	if [ x"$pid" != x"" ]; then
+		echo "ggatessh for ggate$devnum is running (pid=$pid)"
+	else
+		echo "ggatessh for ggate$devnum is not running"
+	fi
+}
+
+# Tests to make sure various functions work as expected
+ggatessh_tests()
+{
+
+	echo starting tests: $(date)
+
+	devnum=5
+	ggatessh_5_path="auser@ahost:apath"
+	parse_path
+	if [ "$user" != "auser" -o "$host" != "ahost" -o "$imgpath" != "apath" ]; then
+		echo failed to parse: $ggatessh_5_path
+		exit 1
+	fi
+	ggatessh_5_path="@ahost:apath"
+	parse_path
+	if [ "$user" != "root" -o "$host" != "ahost" -o "$imgpath" != "apath" ]; then
+		echo failed to parse: $ggatessh_5_path
+		exit 1
+	fi
+	ggatessh_5_path="ahost:apath"
+	parse_path
+	if [ "$user" != "root" -o "$host" != "ahost" -o "$imgpath" != "apath" ]; then
+		echo failed to parse: $ggatessh_5_path
+		exit 1
+	fi
+
+	if [ x"$(getpidfile)" != x"/var/run/ggatessh.ggate5.pid" ]; then
+		echo "getpidfile returned invalid: $(getpidfile)"
+		exit 1
+	fi
+
+	ggatessh_5_pidfile="somepidfile"
+	if [ x"$(getvar pidfile)" != x"somepidfile" ]; then
+		echo getvar failed to fetch pidfile
+		exit 1
+	fi
+	if [ x"$(getpidfile)" != x"somepidfile" ]; then
+		echo "getpidfile returned invalid: $(getpidfile)"
+		exit 1
+	fi
+
+
+	ggatessh()
+	{
+		if [ x"$*" != x"$expected" ]; then
+			echo failed, got: "$*"
+			exit 1
+		fi
+	}
+
+	ggatessh_5_sshkey=""
+
+	expected="create -F somepidfile -l root -u 5 ahost apath"
+	res=$(ggatessh_start)
+	if [ x"$res" != x"starting ggatessh ggate5" ]; then
+		echo failed to output correct info on start, got: "$res"
+		exit 1
+	fi
+
+	expected="rescue -F somepidfile -l root -u 5 ahost apath"
+	res=$(ggatessh_rescue)
+	if [ x"$res" != x"rescuing ggatessh ggate5" ]; then
+		echo failed to output correct info on rescue, got: "$res"
+		exit 1
+	fi
+
+	ggatessh_5_sector="123"
+	expected="rescue -F somepidfile -s 123 -l root -u 5 ahost apath"
+	ggatessh_rescue >/dev/null
+
+	ggatessh_5_sector=""
+	ggatessh_5_sshkey="some.keyfile"
+	expected="create -F somepidfile -i some.keyfile -l root -u 5 ahost apath"
+	ggatessh_start >/dev/null
+
+	ggatessh_5_port="randomport"
+	expected="create -F somepidfile -i some.keyfile -p randomport -l root -u 5 ahost apath"
+	ggatessh_start >/dev/null
+
+	ggatessh_5_port="randomport"
+	expected="destroy -u 5"
+	ggatessh_destroy >/dev/null
+
+	echo done
+}
+
+ggatessh_iter()
+{
+
+	for devnum in $ggatedevnums; do
+		parse_path
+		if [ x"$1" = x"start" ]; then
+			ggatessh_start
+		elif [ x"$1" = x"stop" ]; then
+			ggatessh_stop
+		elif [ x"$1" = x"status" ]; then
+			ggatessh_status
+		fi
+	done
+}
+
+load_rc_config $name
+
+tmp="$2"
+ggatedevnums="${tmp:=$ggatessh_devs}"
+
+run_rc_command "$1"