From c8538b8fbc96f1df22d0a21836ad55bf242fdfce Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@server-speed.net>
Date: Sat, 21 May 2011 23:37:23 +0200
Subject: initial commit

Signed-off-by: Florian Pritz <bluewind@server-speed.net>
---
 Makefile   |  7 +++++++
 bootrun    | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 timeoutrun | 47 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 121 insertions(+)
 create mode 100644 Makefile
 create mode 100644 bootrun
 create mode 100644 timeoutrun

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..e2130df
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,7 @@
+all: bootrun timeoutrun
+
+install: all
+	install -Dm755 bootrun /etc/rc.d/bootrun
+	install -Dm755 timeoutrun /usr/lib/bootrun.timeoutrun
+
+.PHONY: install
diff --git a/bootrun b/bootrun
new file mode 100644
index 0000000..a827475
--- /dev/null
+++ b/bootrun
@@ -0,0 +1,67 @@
+#!/bin/bash
+
+get_homedirs() {
+	while read line; do
+		uname="$(cut -d: -f1 <<< "$line")"
+		uid="$(cut -d: -f3 <<< "$line")"
+		udir="$(cut -d: -f6 <<< "$line")"
+		if [[ "$uid" -ge 1000 ]]; then
+			echo "$uname:$udir"
+		fi
+	done </etc/passwd
+}
+
+start_run() {
+	rcuser=$2
+	rclog="/var/log/bootrun/$rcuser.log"
+	touch "$rclog"
+	chmod 600 "$rclog"
+	chown "$rcuser" "$rclog"
+	echo "Bootrun on $(date)" >> "$rclog"
+	su -l "$rcuser" -c "$1" &>> "$rclog"
+}
+
+start() {
+	touch /var/log/bootrun.log
+	chmod 640 /var/log/bootrun.log
+	chown root:log /var/log/bootrun.log
+	mkdir -p /var/log/bootrun
+
+	for line in $(get_homedirs); do
+		user="$(cut -d: -f1 <<< "$line")"
+		file="$(cut -d: -f2 <<< "$line")/.bootrun"
+		if [ -x "$file" ]; then
+			start_run "$file" "$user" &>> /var/log/bootrun.log
+		fi
+	done
+}
+
+stop_run() {
+	rcuser=$2
+	rclog="/var/log/bootrun/$rcuser.log"
+	touch "$rclog"
+	chmod 600 "$rclog"
+	chown "$rcuser" "$rclog"
+	echo "Shutdownrun on $(date)" >> "$rclog"
+	su -l "$rcuser" -c "/usr/lib/bootrun.timoutrun $1" &>> "$rclog"
+}
+
+stop() {
+	rcpids=""
+	for line in $(get_homedirs); do
+		user="$(cut -d: -f1 <<< "$line")"
+		file="$(cut -d: -f2 <<< "$line")/.shutdownrun"
+		if [ -x "$file" ]; then
+			stop_run "$file" "$user" &>> /var/log/bootrun.log &
+			rcpids="$rcpids $!"
+		fi
+	done
+
+	wait $rcpids
+}
+
+case "$1" in
+	start) start;;
+	stop) stop;;
+	*) echo "usage: $0 {start|stop}";;
+esac
diff --git a/timeoutrun b/timeoutrun
new file mode 100644
index 0000000..90f131e
--- /dev/null
+++ b/timeoutrun
@@ -0,0 +1,47 @@
+#!/bin/bash
+#
+# The Bash shell script executes a command with a time-out.
+# Upon time-out expiration SIGTERM (15) is sent to the process. If the signal
+# is blocked, then the subsequent SIGKILL (9) terminates it.
+#
+# Based on the Bash documentation example.
+
+# Hello Chet,
+# please find attached a "little easier"  :-)  to comprehend
+# time-out example.  If you find it suitable, feel free to include
+# anywhere: the very same logic as in the original examples/scripts, a
+# little more transparent implementation to my taste.
+#
+# Dmitry V Golovashkin <Dmitry.Golovashkin@sas.com>
+
+scriptName="${0##*/}"
+
+declare -i DEFAULT_TIMEOUT=60
+declare -i DEFAULT_INTERVAL=1
+declare -i DEFAULT_DELAY=2
+
+# Timeout.
+declare -i timeout=DEFAULT_TIMEOUT
+# Interval between checks if the process is still alive.
+declare -i interval=DEFAULT_INTERVAL
+# Delay between posting the SIGTERM signal and destroying the process by SIGKILL.
+declare -i delay=DEFAULT_DELAY
+
+# kill -0 pid   Exit code indicates if a signal may be sent to $pid process.
+(
+    ((t = timeout))
+
+    while ((t > 0)); do
+        sleep $interval
+        kill -0 $$ || exit 0
+        ((t -= interval))
+    done
+
+    # Be nice, post SIGTERM first.
+    # The 'exit 0' below will be executed if any preceeding command fails.
+    kill -s SIGTERM $$ && kill -0 $$ || exit 0
+    sleep $delay
+    kill -s SIGKILL $$
+) 2> /dev/null &
+
+exec "$@"
-- 
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