1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
#!/bin/bash
# Start a systemtap server
#
# Copyright (C) 2008-2011 Red Hat Inc.
#
# This file is part of systemtap, and is free software. You can
# redistribute it and/or modify it under the terms of the GNU General
# Public License (GPL); either version 2, or (at your option) any
# later version.
# This script attempts to start a systemtap server and echoes the
# process id, if successful.
# Initialize the environment
. ${PKGLIBEXECDIR}stap-env
startup_timeout=10
# start the server
cd / # change to a dir we're 100% sure we have RD_ONLY access to
${stap_pkglibexecdir}stap-serverd "$@" </dev/null >/dev/null 2>/dev/null &
server_pid=$!
# Make sure the server is started
for ((attempt=0; $attempt < $startup_timeout; ++attempt))
do
# Has the server started?
if ! (ps -e | grep stap-serverd | grep $server_pid) >/dev/null 2>&1; then
sleep 1
continue
fi
# The server is ready
echo $server_pid
exit 0
done
echo -n "Unable to start a systemtap server: " >&2
echo "${stap_pkglibexecdir}stap-serverd did not start" >&2
exit 1 # server did not start
|
