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#! /bin/bash
# Copyright 2007 Google Inc. All Rights Reserved.
#
# A script for installing and controlling distccd on servers.
#
# This script allows for easy testing of distcc. It does not depend on
# RPM, debian or other packaging techniques.
function Usage {
printf "Usage: server-test {start|stop|restart|install|ps|status}\n\
Obligatory environment variables:\n\
DISTCC_LOC Location of distcc, a path of the form ../distcc.\n\
DISTCCD_MACHINES Hostnames of compiler servers.\n\
DISTCCD_REMOTE_LOC Path where distcc_pump/distcc resides on servers.\n\
DISTCCD_ARGS Arguments and options for distccd command on server.\n\
DISTCCD_TMPDIR Exported to server as TMPDIR before start.\n\
See script for details.\n\
"
}
trap "Usage" EXIT
: ${DISTCC_LOC:?}
: ${DISTCCD_MACHINES:?}
: ${DISTCCD_REMOTE_LOC:?}
: ${DISTCCD_ARGS:?}
: ${DISTCCD_TMPDIR:?}
trap EXIT
function Doing {
printf "\nDOING $1\n"
}
function Install {
bad_server=0
for SERVER in $DISTCCD_MACHINES; do
Doing $SERVER
ssh $SERVER "mkdir --parents $DISTCCD_REMOTE_LOC"\
|| { bad_server=$SERVER; continue; }
ssh $SERVER "rm -rf $DISTCCD_REMOTE_LOC/distcc" \
|| { bad_server=$SERVER; continue; }
scp -r -q $DISTCC_LOC $SERVER:$DISTCCD_REMOTE_LOC/distcc \
|| { bad_server=$SERVER:; continue; }
done
if [ "$bad_server" != 0 ]; then
echo "ERROR: installation on $bad_server failed (and maybe others)" 1>&2
return 1
fi
return 0
}
function Start {
bad_server=0
for SERVER in $DISTCCD_MACHINES; do
Doing $SERVER
ssh $SERVER \
"TMPDIR=$DISTCCD_TMPDIR; $DISTCCD_REMOTE_LOC/distcc/distccd $DISTCCD_ARGS"\
|| { bad_server=$SERVER; continue; }
done
if [ $bad_server != 0 ]; then
echo "ERROR: starting distccd on $bad_server failed (and maybe others)" 1>&2
return 1
fi
return 0
}
function Psing {
for SERVER in $DISTCCD_MACHINES; do
Doing $SERVER
ssh $SERVER \
"ps ux | grep \"$DISTCCD_REMOTE_LOC.*[d]istccd\""
done
}
function Status {
for SERVER in $DISTCCD_MACHINES; do
Doing $SERVER
# The [d] construct prevents the grep command itself from being recognized.
ssh $SERVER \
"if ps ux | grep -q \" $DISTCCD_REMOTE_LOC/distcc/distcc[d] \"; then\
echo $SERVER is running distccd;\
fi;\
"
done
}
function Stop {
for SERVER in $DISTCCD_MACHINES; do
Doing $SERVER
ssh $SERVER \
"while grep Stopping \
<(ps ux | grep \"$DISTCCD_REMOTE_LOC.*[d]istcc\" | \
(read X PID Z; \
if [ -n \"\$PID\" ]; then\
echo \"Stopping process\" \$PID; kill \$PID;\
fi)); do\
:;\
done; "
done
}
case "$1" in
start)
echo "Start"
Start
;;
stop)
echo "Stop"
Stop
;;
restart)
echo "Restart"
Stop
sleep 1
Start
;;
install)
echo "Install"
Install
;;
status)
echo "Status"
Status
;;
ps)
echo "Run 'ps'"
Psing
;;
*)
Usage
exit 1
;;
esac
|
