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@ -24,133 +24,301 @@
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#
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# processname: /usr/bin/salt-minion
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# Allow these to be overridden for tests
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: "${SALTMINION_BINDIR:=/usr/bin}"
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: "${SALTMINION_SYSCONFDIR:=/etc}"
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DEBIAN_VERSION=/etc/debian_version
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SUSE_RELEASE=/etc/SuSE-release
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# Source function library.
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if [ -f $DEBIAN_VERSION ]; then
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break
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elif [ -f $SUSE_RELEASE -a -r /etc/rc.status ]; then
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. /etc/rc.status
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else
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. /etc/rc.d/init.d/functions
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fi
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# Default values (can be overridden in settings file)
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: "${USER:=$(id -nu)}"
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SALTMINION="${SALTMINION_BINDIR}/salt-minion"
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SALTCALL="${SALTMINION_BINDIR}/salt-call"
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# SALTMINION_CONFIGS are newline-separated entries of: MINION_USER CONFIG_DIR
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: "${SALTMINION_CONFIGS:="
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$USER ${SALTMINION_SYSCONFDIR}/salt
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"}"
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SALTMINION_ARGS=""
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SALTMINION_TIMEOUT=30
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SALTMINION_TICK=1
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# Default values (can be overridden below)
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SALTMINION=/usr/bin/salt-minion
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PYTHON=/usr/bin/python
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MINION_ARGS=""
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SERVICE="salt-minion"
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if [ -f /etc/default/salt ]; then
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. /etc/default/salt
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# Read in settings file
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if [ -f "${SALTMINION_SYSCONFDIR}/default/salt" ]; then
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. "${SALTMINION_SYSCONFDIR}/default/salt"
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elif [ -f "${SALTMINION_SYSCONFDIR}/sysconfig/salt" ]; then
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. "${SALTMINION_SYSCONFDIR}/sysconfig/salt"
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fi
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SERVICE=salt-minion
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PROCESS=salt-minion
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RETVAL=0
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NS_NOTRIM="--notrim"
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ERROR_TO_DEVNULL="/dev/null"
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_su_cmd() {
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local user="$1"
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shift
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if [ "X$USER" = "X$user" ]; then
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eval $1
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else
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su -l -c "$1" "$user"
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fi
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}
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_get_pid() {
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netstat $NS_NOTRIM -ap --protocol=unix 2>$ERROR_TO_DEVNULL \
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| sed -r -e "\|\s${SOCK_DIR}/minion_event_${MINION_ID_HASH}_pub\.ipc$|"'!d; s|/.*||; s/.*\s//;' \
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| uniq
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}
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_is_running() {
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[ -n "$(_get_pid)" ]
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}
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_get_salt_config_value() {
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_su_cmd \
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"$MINION_USER" \
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"\
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\"$SALTCALL\" \
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-c \"$CONFIG_DIR\" \
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--no-color \
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--local config.get \
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\"$1\" \
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" \
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2>$ERROR_TO_DEVNULL \
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| sed -r -e '2!d; s/^\s*//;'
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}
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_make_id_hash() {
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# $1 - minion_id
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local hasher=''
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case "$(_get_salt_config_value hash_type)" in
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(md5) hasher="md5sum";;
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(sha1) hasher="sha1sum";;
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(sha224) hasher="sha224sum";;
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(sha256) hasher="sha256sum";;
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(sha384) hasher="sha384sum";;
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(sha512) hasher="sha512sum";;
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(*) echo "ERROR: No salt hash_type specified";;
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esac
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if [ -n "$hasher" ]; then
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printf "$1" | "$hasher" | cut -c 1-10
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fi
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}
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start() {
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echo -n $"Starting salt-minion daemon: "
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if [ -f $SUSE_RELEASE ]; then
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startproc -f -p /var/run/$SERVICE.pid $SALTMINION -d $MINION_ARGS
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rc_status -v
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elif [ -e $DEBIAN_VERSION ]; then
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if [ -f $LOCKFILE ]; then
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echo -n "already started, lock file found"
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RETVAL=1
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elif $PYTHON $SALTMINION -d $MINION_ARGS >& /dev/null; then
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echo -n "OK"
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RETVAL=0
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fi
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# $1 - config dir
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local retval=0
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if _is_running; then
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echo "Service $SERVICE:$MINION_USER:$MINION_ID already running"
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return 0
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fi
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echo -n "Starting $SERVICE:$MINION_USER:$MINION_ID daemon: "
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_su_cmd \
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"$MINION_USER" \
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"\
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\"$SALTMINION\" \
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-c \"$CONFIG_DIR\" \
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-d $SALTMINION_ARGS \
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${SALTMINION_DEBUG:+-l debug} \
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" \
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2>$ERROR_TO_DEVNULL \
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|| retval=$?
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if [ 0 -eq "$retval" ]; then
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local endtime=$(($(date '+%s')+$SALTMINION_TIMEOUT))
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while ! _is_running; do
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if [ "$endtime" -lt "$(date '+%s')" ]; then
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echo -n "TIMEOUT "
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retval=1
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break
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fi
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sleep $SALTMINION_TICK
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done
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fi
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if [ 0 -eq "$retval" ]; then
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echo -n "OK"
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else
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if [[ ! -z "$(pidofproc -p /var/run/$SERVICE.pid $PROCESS)" ]]; then
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RETVAL=$?
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echo -n "already running"
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else
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daemon --check $SERVICE $SALTMINION -d $MINION_ARGS
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RETVAL=$?
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[ $RETVAL -eq 0 ] && touch /var/lock/subsys/$SERVICE
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echo
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return $RETVAL
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echo -n "FAIL"
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if [ -n "$SALTMINION_DEBUG" ]; then
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printf "\nPROCESSES:\n" >&2
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ps wwwaxu | grep '[s]alt-minion' >&2
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printf "\nSOCKETS:\n" >&2
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netstat $NS_NOTRIM -ap --protocol=unix | grep 'salt.*minion' >&2
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printf "\nLOG_FILE:\n" >&2
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tail -n 20 "$LOG_FILE" >&2
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printf "\nENVIRONMENT:\n" >&2
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env >&2
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fi
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fi
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RETVAL=$?
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echo
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return $RETVAL
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return $retval
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}
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stop() {
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echo -n $"Stopping salt-minion daemon: "
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if [ -f $SUSE_RELEASE ]; then
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killproc -TERM $SALTMINION
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rc_status -v
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RETVAL=$?
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elif [ -f $DEBIAN_VERSION ]; then
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# Added this since Debian's start-stop-daemon doesn't support spawned processes
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if ps -ef | grep "$PYTHON $SALTMINION" | grep -v grep | awk '{print $2}' | xargs kill &> /dev/null; then
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echo -n "OK"
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RETVAL=0
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else
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echo -n "Daemon is not started"
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RETVAL=1
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fi
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else
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killproc $PROCESS
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RETVAL=$?
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[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$SERVICE
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# tidy up any rogue processes:
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PROCS=`ps -ef | grep "$SALTMINION" | grep -v grep | awk '{print $2}'`
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if [ -n "$PROCS" ]; then
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kill $PROCS &> /dev/null
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sleep 1
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PROCS=`ps -ef | grep "$SALTMINION" | grep -v grep | awk '{print $2}'`
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if [ -n "$PROCS" ]; then
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kill -9 $PROCS &> /dev/null
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# $1 - config dir
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local retval=0
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if ! _is_running; then
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echo "Service $SERVICE:$MINION_USER:$MINION_ID is not running"
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return 0
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fi
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echo -n "Stopping $SERVICE:$MINION_USER:$MINION_ID daemon: "
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local pid="$(_get_pid)"
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# pid below is intentionally not quoted in case there are *multiple*
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# minions running with the same configuration.
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_su_cmd "$MINION_USER" "kill -TERM $pid 2>/dev/null" || retval=$?
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if [ 0 -eq "$retval" ]; then
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local endtime=$(($(date '+%s')+$SALTMINION_TIMEOUT))
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while _is_running; do
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if [ "$endtime" -lt "$(date '+%s')" ]; then
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# Try one more time with a big hammer
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_su_cmd "$MINION_USER" "kill -KILL $pid 2>/dev/null" || :
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sleep $SALTMINION_TICK
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if _is_running; then
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echo -n "TIMEOUT "
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retval=1
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fi
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break
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fi
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fi
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sleep 1
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done
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fi
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if [ 0 -eq "$retval" ]; then
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rm -f "$PID_FILE"
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echo -n "OK"
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else
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echo -n "FAIL"
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fi
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echo
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return $retval
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}
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status() {
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local retval=0
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local pid="$(_get_pid)"
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if [ -n "$pid" ]; then
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# Unquote $pid here to display multiple PIDs in one line
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echo "$SERVICE:$MINION_USER:$MINION_ID is running:" $pid
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else
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retval=3
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echo "$SERVICE:$MINION_USER:$MINION_ID is stopped."
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if [ -e "$PID_FILE" ]; then
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echo "$SERVICE:$MINION_USER:$MINION_ID has orphaned pid file: $PID_FILE."
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retval=1
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fi
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fi
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return $retval
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}
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restart() {
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stop
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start
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# $1 - config dir
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stop "$1"
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start "$1"
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}
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# See how we were called.
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case "$1" in
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start|stop|restart)
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$1
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;;
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status)
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if [ -f $SUSE_RELEASE ]; then
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echo -n "Checking for service salt-minion "
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checkproc $SALTMINION
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rc_status -v
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elif [ -f $DEBIAN_VERSION ]; then
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if [ -f $LOCKFILE ]; then
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RETVAL=0
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echo "salt-minion is running."
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else
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RETVAL=1
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echo "salt-minion is stopped."
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fi
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else
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status $PROCESS
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RETVAL=$?
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main() {
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if [ -n "$SALTMINION_DEBUG" ]; then
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set -x
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ERROR_TO_DEVNULL="&2"
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fi
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# Check to see if --notrim is a valid netstat option
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if netstat --notrim 2>&1 >/dev/null | grep -q 'unrecognized'; then
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NS_NOTRIM=''
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fi
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# Pre-filter for unhandled commands
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case "$1" in
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(start|stop|status|restart|condrestart|try-restart) ;;
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(reload)
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echo "Can't reload $SERVICE - you must restart it"
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exit 3
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;;
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(*)
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echo "Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload}"
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exit 2
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;;
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esac
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while read MINION_USER CONFIG_DIR; do
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if [ -z "$CONFIG_DIR" ]; then
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continue
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fi
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;;
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condrestart)
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[ -f $LOCKFILE ] && restart || :
|
|
|
|
|
;;
|
|
|
|
|
reload)
|
|
|
|
|
echo "can't reload configuration, you have to restart it"
|
|
|
|
|
RETVAL=1
|
|
|
|
|
;;
|
|
|
|
|
*)
|
|
|
|
|
echo $"Usage: $0 {start|stop|status|restart|condrestart|reload}"
|
|
|
|
|
exit 1
|
|
|
|
|
;;
|
|
|
|
|
esac
|
|
|
|
|
exit $RETVAL
|
|
|
|
|
|
|
|
|
|
if ! [ -d "$CONFIG_DIR" ]; then
|
|
|
|
|
echo "ERROR: non-existent $SERVICE config directory: $CONFIG_DIR"
|
|
|
|
|
RETVAL=1
|
|
|
|
|
continue
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
SOCK_DIR="$(_get_salt_config_value sock_dir)"
|
|
|
|
|
PID_FILE="$(_get_salt_config_value pidfile)"
|
|
|
|
|
LOG_FILE="$(_get_salt_config_value log_file)"
|
|
|
|
|
MINION_ID="$(_get_salt_config_value id)"
|
|
|
|
|
MINION_ID_HASH="$(_make_id_hash "$MINION_ID")"
|
|
|
|
|
if [ \
|
|
|
|
|
-z "$SOCK_DIR" \
|
|
|
|
|
-o -z "$PID_FILE" \
|
|
|
|
|
-o -z "$LOG_FILE" \
|
|
|
|
|
-o -z "$MINION_ID" \
|
|
|
|
|
-o -z "$MINION_ID_HASH" \
|
|
|
|
|
]; then
|
|
|
|
|
echo "ERROR: Unable to look-up config values for $CONFIG_DIR"
|
|
|
|
|
RETVAL=1
|
|
|
|
|
continue
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
# See how we were called.
|
|
|
|
|
case "$1" in
|
|
|
|
|
(start|stop|restart|status)
|
|
|
|
|
"$1" || RETVAL=$?
|
|
|
|
|
;;
|
|
|
|
|
(condrestart|try-restart)
|
|
|
|
|
if ! _is_running; then
|
|
|
|
|
RETVAL=7
|
|
|
|
|
else
|
|
|
|
|
stop
|
|
|
|
|
start || RETVAL=$?
|
|
|
|
|
fi
|
|
|
|
|
;;
|
|
|
|
|
(*)
|
|
|
|
|
echo "Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload}"
|
|
|
|
|
RETVAL=2
|
|
|
|
|
;;
|
|
|
|
|
esac
|
|
|
|
|
done <<EOF
|
|
|
|
|
$SALTMINION_CONFIGS
|
|
|
|
|
EOF
|
|
|
|
|
|
|
|
|
|
exit $RETVAL
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if [ "$#" = 0 ]; then
|
|
|
|
|
main
|
|
|
|
|
else
|
|
|
|
|
main "$@"
|
|
|
|
|
fi
|
|
|
|
|
|
David Murphy
8 years ago