Update ChangeLog

This avoids trying to kill everything.

X-Gentoo-Bug: 631958
X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=631958

ChangeLog

@@ -1,3 +1,264 @@
+commit 1732c70fb5e6d75c0d104662d06169978c00a5e8
+Author: Doug Freed <dwfreed@mtu.edu>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    rc-schedules: if given nothing to look for, stop
+    
+    This avoids trying to kill everything.
+    
+    X-Gentoo-Bug: 631958
+    X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=631958
+
+commit 263dde90c28ccd5abb1a60b6ba1f5f8be508164a
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.9
+
+commit 422795e2ceb723601e648f4f5cde55141c7e02f4
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit 00ad99a29223e1567752191e748822710e1042e6
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    s6 supervisor fixes
+    
+    Add the ability to force-kill a service if it does not go down
+    successfully. Also, adjust the default wait time for an s6 service to go
+    down to 60 seconds.
+
+commit f026c2c541f43eadbaed51b93379fdf56e1f1d0a
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.8
+
+commit 4d20309ffeb5f0211957bbbc5c875dab434b5079
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit 65439ba023195786e71316f6638b52603e102f60
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    rc_find_pids: namespace fix
+    
+    Ignore namespaces if there are errors reading either the pid namespace
+    for the current process or the process we aare testing.
+    
+    This fixes https://github.com/openrc/openrc/issues/180.
+
+commit 86162f3f47c393fc173de0458eeeb322c0bb61f2
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.7
+
+commit b98e83ee9195eb052fafebc440515f0b2d055a91
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit d59197fafef164fe7319f9d87f544a8cc8e25044
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    start-stop-daemon: do not use do_stop to verify whether a daemon is running
+    
+    X-Gentoo-Bug: 636574
+    X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=636574
+
+commit b66c86c9ee6d34d0a9d77140b8e7612709ba19d1
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.6
+
+commit f7eb236f6fd8c10af211c6667940e8e1650c12da
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit 1936d73eb1aecf31029d53e75e6bb14e307f8e1c
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    fix issue with --reexec call
+
+commit 58872fc090af5047547bc561a5e58c50be0fc235
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.5
+
+commit fc35eb90cab625966ca718a80dd0d38dfffe05b8
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit b18be3f970eba04589977438faaa726b5c3a6cd2
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon: use RC_SVCNAME as the first argument to the daemon
+    
+    This makes ps show which service the supervisor is monitoring.
+
+commit 027438f7759dbbc19ac1bedeff3f502c891e4d4e
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon: fix logging for reexec and the child command line
+
+commit 93e159ae8541b82fd5e1843f60dce135e2eb5517
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    log as supervise-daemon not the service
+
+commit bcfcf50562a081088248f693dfab62d3eab04efa
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.4
+
+commit d0097cc10f8701de1b6a5665c54abf909e897233
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit eecf868e3c4a763b08cd4b3803f4839e8e710413
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon: clarify a log message
+
+commit a5cd486a7fbb5acf8e8f3085500fd86c23dd8641
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit 6e6b4ac5fa935eb8052d293f2b8378e0395572e1
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon: log the command line we run to spawn the child process
+
+commit 558ff4d5fb90b751ebc2852ea907873af2c236fa
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon: log with the service name instead of "supervise-daemon"
+
+commit 490f855aef581a720c6c0be0d8407fe6d279f9f5
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    implement "unsupervised" status
+    
+    The unsupervised status is to be used when a supervisor of a supervised
+    service dies but leaves the service daemon itself running.
+
+commit d1491e201d3ad364e25a55b29ff8035775a6acac
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon: remove child_pid from saved options during shutdown
+    
+    This allows us to detect when the supervisor dies unexpectedly because
+    in that case child_pid will still exist.
+
+commit 3231af937590b1c00af1a459009472a371aeb04a
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    rc_service_value_set: remove the option if NULL is the value
+    
+    This allows the equivalent of "unsetting" a value for a service.
+
+commit a5758e7aeffbeb9766ba3055a3fc347f0ccd3d35
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon.sh: fix status function with no namespaces
+
+commit 61a9393ce12fda412bdca4002ac71e7df82384df
+Author: Patrick McLean <chutzpah@gentoo.org>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    cgroups_cleanup: clean up shutdown signaling
+    
+    - do not sleep for the full 90 seconds if processes are dead
+    - re-arrange the order of signals we attempt to send to the processes
+
+commit 161d22cb074ecef7003e19682d72a8ee61c14490
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.3
+
+commit 3a96ca1c966c3cc44a2e0e51b383ab47d078bcc1
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit 934530914bd507476b428d3f6572bbb1c5bbfd16
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    add "unsupervised" status and return code 64 to supervise-daemon status function
+    
+    This is to be used if the service is being supervised and the
+    supervisor is somehow killed.
+    
+    Currently, this is very linux specific, but I will expand to other
+    platforms, patches are welcome.
+
+commit b717625cd27950c3f00b5345bc1cee9700e79498
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.2
+
+commit b47539613431521e5e99bc388e6a9d8eb0e48801
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
+commit e7b1d898ca7896d6443ba1e5167eb6bcf3f92929
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    supervise-daemon: fix build issue for >=glibc-2.26
+    
+    X-Gentoo-Bug: 635334
+    X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=635334
+
+commit 5cd09a6f44aa7d16ab7de1453e37d01448426031
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    version 0.34.1
+
+commit f3c70bf5b5aa18e8dc94d4949f05568e0741c5cb
+Author: William Hubbs <w.d.hubbs@gmail.com>
+Commit: William Hubbs <w.d.hubbs@gmail.com>
+
+    Update ChangeLog
+
 commit f5acc66db7d1a0bfad6a40eefc0240b80f52df94
 Author: William Hubbs <w.d.hubbs@gmail.com>
 Commit: William Hubbs <w.d.hubbs@gmail.com>
@@ -1400,75 +1661,3 @@ Commit: William Hubbs <w.d.hubbs@gmail.com>
     
     The openntmpfiles package is designed so that it can be used on systems
     independently of whether openrc is used.
-
-commit 6414c3bc394f86a5d6a5f02c934469e21bbbc923
-Author: Jason Zaman <jason@perfinion.com>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    selinux: fix SIGSEGV with invalid contexts
-    
-    Fixes: https://github.com/openrc/openrc/issues/104
-
-commit 4f9bd7e4db185ce6debbebb5242344d8ffadc3ae
-Author: William Hubbs <w.d.hubbs@gmail.com>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    init.d/loopback.in: drop the route to the loopback interface on Linux
-    
-    This is related to #103.
-
-commit bf539f2196290864ce5c5fd0d679b74ee016e2da
-Author: William Hubbs <w.d.hubbs@gmail.com>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    init.d/mount-ro: do not remount /usr read only if it is premounted
-    
-    X-Gentoo-Bug: 573760
-    X-Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=573760
-
-commit 20b60ea904612669dfb744beffcd8e7e447f69ef
-Author: William Hubbs <w.d.hubbs@gmail.com>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    conf.d/net-online: clarify comment about interfaces setting
-    
-    This setting refers to all interfaces that support ethernet
-
-commit f53c8baef3a6215077c00901759cbbcbe8f10e9b
-Author: William Hubbs <w.d.hubbs@gmail.com>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    init.d/net-online: remove interfaces and timeout from local declarations
-    
-    X-Gentoo-Bug:  598621
-    X-Gentoo-Bug-URL:  https://bugs.gentoo.org/show_bug.cgi?id=598621
-
-commit be06cd250e12e63b8eb704bb2508e06fb9791251
-Author: William Hubbs <w.d.hubbs@gmail.com>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    src/rc/rc: do not try to start services if fork fails
-
-commit 003657c973ea338a19f2b7294190af9d76cf5cea
-Author: Robin H. Johnson <robbat2@gentoo.org>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    init.d/loopback: drop scope on loopback
-    
-    Busybox does not support the 'scope' argument on 'ip address add' or 'ip
-    route add', this is documented in BUSYBOX.md, but is no longer actually
-    needed, as the kernel does get it right without manual specification,
-    and the ifconfig variant already relies on the kernel to get it right.
-    This is part of #103.
-    
-    X-Gentoo-Bug: 487208
-    X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=487208
-
-commit 4fd144c0a6526963c70f18cb34a65354c2f0a48c
-Author: William Hubbs <w.d.hubbs@gmail.com>
-Commit: William Hubbs <w.d.hubbs@gmail.com>
-
-    src/rc/rc-misc.c: report error if call to flock() fails
-    
-    X-Gentoo-Bug: 597390
-    X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=597390

Makefile.inc

@@ -1,3 +1,3 @@
 NAME=		openrc
-VERSION=	0.34
+VERSION=	0.34.9
 PKG=		${NAME}-${VERSION}

man/openrc-run.8

@@ -111,9 +111,12 @@ The path to the s6 service directory if you are monitoring this service
 with S6. The default is /var/svc.d/${RC_SVCNAME}.
 .It Ar s6_svwait_options_start
 The options to pass to s6-svwait when starting the service via s6.
+.It Ar s6_force_kill
+Should we force-kill this service if s6_service_timeout_stop expires
+but the service doesn't go down during shutdown? The default is yes.
 .It Ar s6_service_timeout_stop
 The amount of time, in milliseconds, s6-svc should wait for the service
-to go down when stopping the service. The default is 10000.
+to go down when stopping the service. The default is 60000.
 .It Ar start_stop_daemon_args
 List of arguments passed to start-stop-daemon when starting the daemon.
 .It Ar command

s6-guide.md

@@ -39,6 +39,10 @@ s6_service_path - the path to the s6 service directory. The default is
 s6_svwait_options_start - the options to pass to s6-svwait when starting
 the service. If this is not set, s6-svwait will not be called.
 
+s6_force_kill - Should we try to force kill this service if the
+s6_service_timeout_stop timeout expires when shutting down this service?
+The default is yes.
+
 s6_service_timeout_stop - the amount of time, in milliseconds, s6-svc
 should wait for a service to go down when stopping.
 

sh/rc-cgroup.sh.in

@@ -203,15 +203,21 @@ cgroup_cleanup()
 {
 	cgroup_running || return 0
 	ebegin "starting cgroups cleanup"
-	local pids
+	local pids loops=0
 	pids="$(cgroup_get_pids)"
 	if [ -n "${pids}" ]; then
-		kill -s "${stopsig:-TERM}" ${pids} 2> /dev/null
 		kill -s CONT ${pids} 2> /dev/null
+		kill -s "${stopsig:-TERM}" ${pids} 2> /dev/null
 		yesno "${rc_send_sighup:-no}" &&
 			kill -s HUP ${pids} 2> /dev/null
-		sleep "${rc_timeout_stopsec:-90}"
-		yesno "${rc_send_sigkill:-yes}" &&
+		kill -s "${stopsig:-TERM}" ${pids} 2> /dev/null
+		while [ -n "$(cgroup_get_pids)" ] &&
+			[ "${loops}" -lt "${rc_timeout_stopsec:-90}" ]; do
+			loops=$((loops+1))
+			sleep 1
+		done
+		pids="$(cgroup_get_pids)"
+		[ -n "${pids}" ] && yesno "${rc_send_sigkill:-yes}" &&
 			kill -s KILL ${pids} 2> /dev/null
 	fi
 	cgroup2_remove

sh/s6.sh

@@ -12,6 +12,20 @@
 
 [ -z "${s6_service_path}" ] && s6_service_path="/var/svc.d/${RC_SVCNAME}"
 
+_s6_force_kill() {
+	local pid
+	s6_service_link="${RC_SVCDIR}/s6-scan/${s6_service_path##*/}"
+	pid="${3%)}"
+	[ -z "${pid}" ] && return 0
+	if kill -0 "${pid}" 2> /dev/null; then
+		ewarn "Sending DOWN & KILL for ${RC_SVCNAME}"
+		s6-svc -dk "${s6_service_link}"
+		sleep 1
+		kill -0 "${pid}" 2>/dev/null && return 1
+	fi
+	return 0
+}
+
 s6_start()
 {
 	if [ ! -d "${s6_service_path}" ]; then
@@ -41,7 +55,11 @@ s6_stop()
  fi
 	s6_service_link="${RC_SVCDIR}/s6-scan/${s6_service_path##*/}"
 	ebegin "Stopping ${name:-$RC_SVCNAME}"
-	s6-svc -wD -d -T ${s6_service_timeout_stop:-10000} "${s6_service_link}"
+	s6-svc -d -wD -T ${s6_service_timeout_stop:-60000} "${s6_service_link}"
+	set -- $(s6-svstat "${s6_service_link}")
+	[ "$1" = "up" ] && 
+		yesno "${s6_force_kill:-yes}" &&
+			_s6_force_kill "$@"
 	set -- $(s6-svstat "${s6_service_link}")
 	[ "$1" = "down" ]
 	eend $? "Failed to stop ${name:-$RC_SVCNAME}"

sh/supervise-daemon.sh

@@ -22,7 +22,7 @@ supervise_start()
 	# The eval call is necessary for cases like:
 	# command_args="this \"is a\" test"
 	# to work properly.
-	eval supervise-daemon --start \
+	eval supervise-daemon "${RC_SVCNAME}" --start \
 		${retry:+--retry} $retry \
 		${chroot:+--chroot} $chroot \
 		${pidfile:+--pidfile} $pidfile \
@@ -49,14 +49,48 @@ supervise_stop()
 	pidfile="${startpidfile:-$pidfile}"
 	[ -n "$pidfile" ] || return 0
 	ebegin "Stopping ${name:-$RC_SVCNAME}"
-	supervise-daemon --stop \
+	supervise-daemon "${RC_SVCNAME}" --stop \
 		${pidfile:+--pidfile} $chroot$pidfile \
 		${stopsig:+--signal} $stopsig
 
 	eend $? "Failed to stop ${name:-$RC_SVCNAME}"
 }
 
+_check_supervised()
+{
+	local child_pid start_time
+	child_pid="$(service_get_value "child_pid")"
+	start_time="$(service_get_value "start_time")"
+	if [ -n "${child_pid}" ] && [ -n "${start_time}" ]; then
+		return 1
+	fi
+	return 0
+}
+
 supervise_status()
 {
-	_status
+	if service_stopping; then
+		ewarn "status: stopping"
+		return 4
+	elif service_starting; then
+		ewarn "status: starting"
+		return 8
+	elif service_inactive; then
+		ewarn "status: inactive"
+		return 16
+	elif service_started; then
+		if service_crashed; then
+			if ! _check_supervised; then
+				eerror "status: unsupervised"
+				return 64
+			fi
+			eerror "status: crashed"
+			return 32
+		fi
+		einfo "status: started"
+		return 0
+	else
+		einfo "status: stopped"
+		return 3
+	fi
 }

src/librc/librc-daemon.c

@@ -155,7 +155,7 @@ rc_find_pids(const char *exec, const char *const *argv, uid_t uid, pid_t pid)
 			if (rc <= 0)
 				proc_ns[0] = '\0';
 		}
-		if (strcmp(my_ns, proc_ns))
+		if (strlen(my_ns) && strlen (proc_ns) && strcmp(my_ns, proc_ns))
 			continue;
 		if (uid) {
 			snprintf(buffer, sizeof(buffer), "/proc/%d", p);

src/librc/librc.c

@@ -894,12 +894,15 @@ rc_service_value_set(const char *service, const char *option,
 		return false;
 
 	snprintf(p, sizeof(file) - (p - file), "/%s", option);
-	if (!(fp = fopen(file, "w")))
-		return false;
-	if (value)
+	if (value) {
+		if (!(fp = fopen(file, "w")))
+			return false;
 		fprintf(fp, "%s", value);
-	fclose(fp);
-	return true;
+		fclose(fp);
+	} else {
+		unlink(file);
+	}
+		return true;
 }
 librc_hidden_def(rc_service_value_set)
 

src/rc/rc-schedules.c

@@ -307,6 +307,9 @@ int run_stop_schedule(const char *applet,
 	const char *const *p;
 	bool progressed = false;
 
+	if (!(pid > 0 || exec || uid || (argv && *argv)))
+		return 0;
+
 	if (exec)
 		einfov("Will stop %s", exec);
 	if (pid > 0)

src/rc/rc-status.c

@@ -128,6 +128,8 @@ print_service(const char *service)
 {
 	char status[60];
 	char uptime [40];
+	char *child_pid = NULL;
+	char *start_time = NULL;
 	int cols =  printf(" %s", service);
 	const char *c = ecolor(ECOLOR_GOOD);
 	RC_SERVICE state = rc_service_state(service);
@@ -147,7 +149,14 @@ print_service(const char *service)
 		    rc_service_daemons_crashed(service) &&
 		    errno != EACCES)
 		{
-			snprintf(status, sizeof(status), " crashed ");
+			child_pid = rc_service_value_get(service, "child_pid");
+			start_time = rc_service_value_get(service, "start_time");
+			if (start_time && child_pid)
+				snprintf(status, sizeof(status), " unsupervised ");
+			else
+				snprintf(status, sizeof(status), " crashed ");
+			free(child_pid);
+			free(start_time);
 		} else {
 			get_uptime(service, uptime, 40);
 			snprintf(status, sizeof(status), " started %s", uptime);

src/rc/start-stop-daemon.c

@@ -279,6 +279,7 @@ int main(int argc, char **argv)
 	int stdout_fd;
 	int stderr_fd;
 	pid_t pid, spid;
+	RC_PIDLIST *pids;
 	int i;
 	char *svcname = getenv("RC_SVCNAME");
 	RC_STRINGLIST *env_list;
@@ -683,10 +684,14 @@ int main(int argc, char **argv)
 	else
 		pid = 0;
 
-	if (do_stop(applet, exec, (const char * const *)margv, pid, uid,
-		0, test, false) > 0)
+	if (pid)
+		pids = rc_find_pids(NULL, NULL, 0, pid);
+	else
+		pids = rc_find_pids(exec, (const char * const *) argv, uid, 0);
+	if (pids)
 		eerrorx("%s: %s is already running", applet, exec);
 
+	free(pids);
 	if (test) {
 		if (rc_yesno(getenv("EINFO_QUIET")))
 			exit (EXIT_SUCCESS);

src/rc/supervise-daemon.c

@@ -161,8 +161,9 @@ static void cleanup(void)
 
 static void re_exec(void)
 {
-	syslog(LOG_WARNING, "Re-executing supervise-daemon");
-	execlp("supervise-daemon", "supervise-daemon", "--reexec", (char *) NULL);
+	syslog(LOG_WARNING, "Re-executing for %s", svcname);
+	execlp("supervise-daemon", "supervise-daemon", svcname, "--reexec",
+			(char *) NULL);
 	syslog(LOG_ERR, "Unable to execute supervise-daemon: %s",
 			strerror(errno));
 	exit(EXIT_FAILURE);
@@ -402,7 +403,7 @@ static void child_process(char *exec, char **argv)
 		strcat(cmdline, " ");
 		c++;
 	}
-	syslog(LOG_INFO, "Running command line: %s", cmdline);
+	syslog(LOG_INFO, "Child command line: %s", cmdline);
 	execvp(exec, argv);
 
 #ifdef HAVE_PAM
@@ -420,7 +421,6 @@ static void supervisor(char *exec, char **argv)
 	time_t respawn_now= 0;
 	time_t first_spawn= 0;
 
-	openlog(applet, LOG_PID, LOG_DAEMON);
 #ifndef RC_DEBUG
 	signal_setup_restart(SIGHUP, handle_signal);
 	signal_setup_restart(SIGINT, handle_signal);
@@ -447,7 +447,9 @@ static void supervisor(char *exec, char **argv)
 #endif
 	signal_setup_restart(SIGIO, handle_signal);
 	signal_setup_restart(SIGPWR, handle_signal);
+#ifdef SIGUNUSED
 	signal_setup_restart(SIGUNUSED, handle_signal);
+#endif
 #ifdef SIGRTMIN
 	for (i = SIGRTMIN; i <= SIGRTMAX; i++)
 		signal_setup_restart(i, handle_signal);
@@ -521,6 +523,7 @@ static void supervisor(char *exec, char **argv)
 		rc_service_daemon_set(svcname, exec, (const char *const *)argv,
 				pidfile, false);
 		rc_service_mark(svcname, RC_SERVICE_STOPPED);
+		rc_service_value_set(svcname, "child_pid", NULL);
 	}
 	exit(EXIT_SUCCESS);
 }
@@ -554,10 +557,17 @@ int main(int argc, char **argv)
 	int child_argc = 0;
 	char **child_argv = NULL;
 	char *str = NULL;
+	char cmdline[PATH_MAX];
 
 	applet = basename_c(argv[0]);
 	atexit(cleanup);
 	svcname = getenv("RC_SVCNAME");
+	if (!svcname)
+		eerrorx("%s: The RC_SVCNAME environment variable is not set", applet);
+	openlog(applet, LOG_PID, LOG_DAEMON);
+
+	if (argc >= 1 && svcname && strcmp(argv[1], svcname))
+		eerrorx("%s: the first argument must be %s", applet, svcname);
 
 	if ((tmp = getenv("SSD_NICELEVEL")))
 		if (sscanf(tmp, "%d", &nicelevel) != 1)
@@ -579,6 +589,17 @@ int main(int argc, char **argv)
 		}
 	}
 
+	*cmdline = '\0';
+	c = argv;
+	while (c && *c) {
+		strcat(cmdline, *c);
+		strcat(cmdline, " ");
+		c++;
+	}
+	if (svcname) {
+		argc--;
+		argv++;
+	}
 	while ((opt = getopt_long(argc, argv, getoptstring, longopts,
 		    (int *) 0)) != -1)
 		switch (opt) {
@@ -717,7 +738,6 @@ int main(int argc, char **argv)
 
 	if (!pidfile && !reexec)
 		eerrorx("%s: --pidfile must be specified", applet);
-
 	endpwent();
 	argc -= optind;
 	argv += optind;
@@ -815,6 +835,7 @@ int main(int argc, char **argv)
 			parse_schedule(applet, NULL, sig);
 
 		einfov("Detaching to start `%s'", exec);
+		syslog(LOG_INFO, "Supervisor command line: %s", cmdline);
 
 		/* Remove existing pidfile */
 		if (pidfile)