[Feature][YUKUAI_patch]add 18.02 code
Only Configure: No
Affected branch: master
Affected module: unknow
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No
Change-Id: I7f71153004f10fc0ea5adfa083866aaeeb1053ac
diff --git a/rootfs/etc/lib/lsb/init-functions-2 b/rootfs/etc/lib/lsb/init-functions-2
new file mode 100755
index 0000000..40513ab
--- /dev/null
+++ b/rootfs/etc/lib/lsb/init-functions-2
@@ -0,0 +1,502 @@
+# -*-Shell-script-*-
+#
+# functions This file contains functions to be used by most or all # ×¢ÊÍ £º¸Ã½Å±¾¼¸ºõ±» /etc/init.d/ ϵÄËùÓнű¾Ëùµ÷Óã¬ÒòΪËü°üº¬ÁË´óÁ¿µÄ
+# shell scripts in the /etc/init.d directory. # µÄ»ù´¡º¯Êý¡£Í¬Ê±Ò²±» /etc/rc.d/rc.sysinit £¬ÀýÈç success¡¢action¡¢failure µÈº¯Êý
+#
+
+TEXTDOMAIN=initscripts # ÉèÖà TEXTDOMAIN ±äÁ¿
+
+
+##########################################################################################################################################################
+# Make sure umask is sane # È·±£ root Óû§µÄ umask ÊÇÕýÈ·µÄ 022 £¨Ò²¾ÍÊÇ rwxr-xr-x£©
+umask 022
+
+# Set up a default search path. # ÉèÖÃĬÈ쵀 PATH ±äÁ¿
+PATH="/sbin:/usr/sbin:/bin:/usr/bin:/usr/X11R6/bin" # ĬÈÏΪ /sbin:/usr/sbin:/bin:/usr/bin:/usr/X11R6/bin
+export PATH # µ¼³öΪ»·¾³±äÁ¿
+
+# Get a sane screen width # ÉèÖÃÕýÈ·µÄÆÁÄ»¿í¶È
+[ -z "${COLUMNS:-}" ] && COLUMNS=80 # Èç¹û COLUMNS ±äÁ¿µÄֵΪ¿Õ£¬ÔòÉèÖÃΪ 80 £¨ÁУ©
+
+[ -z "${CONSOLETYPE:-}" ] && CONSOLETYPE="`/sbin/consoletype`" # Èç¹û CONSOLETYPE Ϊ¿ÕÔòÉèÖà CONSOLETYPE Ϊ /sbin/consoletype ÃüÁî·µ»ØµÄÖµ
+ # Ò»°ãÊÇ vt »òÕß pty ¡¢serial
+##########################################################################################################################################################
+if [ -f /etc/sysconfig/i18n -a -z "${NOLOCALE:-}" ] ; then # Èç¹û´æÔÚ /etc/sysconfig/i18n ÇÒ NOLOCALE ±äÁ¿µÄֵΪ¿Õ£¬Ôò
+ . /etc/sysconfig/i18n # Ö´ÐÐ /etc/sysconfig/i18n Îļþ£¬È¡µÃ LANG ±äÁ¿µÄÖµ
+ if [ "$CONSOLETYPE" != "pty" ]; then # Èç¹ûµ±Ç° console ÀàÐͲ»ÊÇ pty£¨Ô¶³ÌµÇ¼£©£¬¶øÊÇ vt »òÕß serial £¬Ôò
+ case "${LANG:-}" in # ¸ù¾Ý LANG µÄÖµ×÷³öÑ¡Ôñ
+ ja_JP*|ko_KR*|zh_CN*|zh_TW*|bn_*|bd_*|pa_*|hi_*|ta_*|gu_*) # Èç¹û LANG ÊÇ ÈÕÎÄ¡¢ÖÐÎļòÌå¡¢ÖÐÎÄ·±Ìå¡¢º«Îĵȣ¬Ôò
+ export LC_MESSAGES=en_US # °Ñ LC_MESSAGES ÉèÖÃΪ en_US
+ export LANG # ͬʱµ¼³öΪ»·¾³±äÁ¿
+ ;;
+ *)
+ export LANG # Èç¹ûÊÇÆäËûÀàÐ͵ÄÓïÑÔ£¬ÔòÖ±½Óµ¼³ö LANG
+ ; ;
+ esac
+ else # Èç¹ûµ±Ç° consle ÊÇ pty
+ [ -n "$LC_MESSAGES" ] && export LC_MESSAGES # ÇÒÈç¹û LC_MESSAGES ²»Îª¿Õ£¬ÔòÖ±½Óµ¼³ö LC_MESSAGES
+ export LANG
+ fi
+fi
+##########################################################################################################################################################
+
+# ÏÂÃæÊÇÉèÖà success¡¢failure¡¢passed¡¢warning 4ÖÖÇé¿öϵÄ×ÖÌåÑÕÉ«µÄ
+
+# Read in our configuration
+if [ -z "${BOOTUP:-}" ]; then # Ê×ÏÈÈç¹û BOOTUP ±äÁ¿Îª¿Õ£¬Ôò
+ if [ -f /etc/sysconfig/init ]; then # Èç¹û´æÔÚ /etc/sysconfig/init Îļþ£¬Ö´ÐÐ /etc/sysconfig/init Îļþ
+ . /etc/sysconfig/init
+ else # ·ñÔòÎÒÃǾÍÊÖ¹¤ÉèÖÃ
+ # This all seem confusing? Look in /etc/sysconfig/init,
+ # or in /usr/doc/initscripts-*/sysconfig.txt
+ BOOTUP=color # µÚÒ»ÉèÖà BOOTUP ±äÁ¿£¬Ä¬ÈϾÍÊÇ color
+ RES_COL=60 # µÚ¶þÉèÖÃÉèÖÃÔÚÆÁÄ»µÄµÚ¼¸ÁÐÊä³öºóÃæµÄ "[ xxx ]" £¬Ä¬ÈÏÊǵÚ60ÁÐ
+ MOVE_TO_COL="echo -en //033[${RES_COL}G" # MOVE_TO_COL ÊÇÓÃÓÚ´òÓ¡ "OK" »òÕß "FAILED" ,»òÕß "PASSED" ,»òÕß "WARNING" ֮ǰµÄ²¿·Ö£¬²»º¬ "["
+ SETCOLOR_SUCCESS="echo -en //033[1;32m" # SETCOLOR_SUCCESS ÉèÖúóÃæµÄ×ÖÌ嶼ΪÂÌÉ«
+ SETCOLOR_FAILURE="echo -en //033[1;31m" # SETCOLOR_FAILURE ÉèÖúóÃ潫ҪÊä³öµÄ×ÖÌ嶼ΪºìÉ«
+ SETCOLOR_WARNING="echo -en //033[1;33m" # SETCOLOR_WARNING ÉèÖúóÃ潫ҪÊä³öµÄ×ÖÌ嶼Ϊ¡Á¡Á¡Á
+ SETCOLOR_NORMAL="echo -en //033[0;39m" # SETCOLOR_NORMAL ÉèÖúóÃæÊä³öµÄ×ÖÌ嶼Ϊ°×É«£¨Ä¬ÈÏ£©
+ LOGLEVEL=1
+ fi
+ if [ "$CONSOLETYPE" = "serial" ]; then # Èç¹ûÊÇͨ¹ý´®¿ÚµÇ¼µÄ£¬ÔòÈ«²¿È¡Ïû²ÊÉ«Êä³ö
+ BOOTUP=serial
+ MOVE_TO_COL=
+ SETCOLOR_SUCCESS=
+ SETCOLOR_FAILURE=
+ SETCOLOR_WARNING=
+ SETCOLOR_NORMAL=
+ fi
+fi
+
+
+##########################################################################################################################################################
+if [ "${BOOTUP:-}" != "verbose" ]; then # Èç¹û BOOTUP ±äÁ¿µÄÖµ²»Îª verbose £¬Ôò
+ INITLOG_ARGS="-q" # °Ñ INITLOG_ARGS µÄÖµÉèÖÃΪ -q £¨°²¾²Ä£Ê½£©
+else # ·ñÔò
+ INITLOG_ARGS= # °Ñ INITLOG_ARGS µÄÖµÇë¿Õ
+fi
+##########################################################################################################################################################
+# Check if $pid (could be plural) are running # ÏÂÃ涨ÒåÒ»¸öº¯Êý checkpid £¨£©£¬Ä¿µÄÊǼì²é /proc ÏÂÊÇ·ñ´æÔÚÖ¸¶¨µÄĿ¼£¨ÀýÈç /proc/1/£©
+checkpid() { # Èç¹ûÓÐÈÎÒâÒ»¸ö´æÔÚ£¬Ôò·µ»Ø0£»
+ local i
+
+ for i in $* ; do
+ [ -d "/proc/$i" ] && return 0
+ done
+ return 1 # Èç¹û¸ø³öµÄ²ÎÊýÈ«²¿²»´æÔÚ¶ÔÓ¦µÄĿ¼£¬Ôò·µ»Ø1
+}
+
+##########################################################################################################################################################
+# A function to start a program. # ÏÂÃ涨Òå×îÖØÒªµÄÒ»¸öº¯Êý£¬daemon º¯Êý£¬ËüµÄ×÷ÓÃÊÇÆô¶¯Ä³Ïî·þÎñ¡£/etc/init.d/ ϵĽű¾µÄ start ²¿·Ö¶¼»áÓõ½Ëü
+daemon() {
+ # Test syntax.
+ local gotbase= force=
+ local base= user= nice= bg= pid=
+ nicelevel=0
+ while [ "$1" != "${1##[-+]}" ]; do # daemon º¯Êý±¾Éí¿ÉÒÔÖ¸¶¨¶à¸öÑ¡ÏÀýÈç --check <value> £¬--check=<value> £¬
+ case $1 in
+ '') echo $"$0: Usage: daemon [nicelevel] {program}" # Ò²¿ÉÒÔÖ¸¶¨ nice Öµ
+ return 1;;
+ --check)
+ base=$2
+ gotbase="yes"
+ shift 2
+ ;;
+ --check=?*)
+ base=${1#--check=}
+ gotbase="yes"
+ shift
+ ;;
+ --user) # Ò²¿ÉÒÔÖ¸¶¨ÒªÒÔʲôÓû§Éí·ÝÔËÐУ¨--user <usr> , --user=<usr>)
+ user=$2
+ shift 2
+ ;;
+ --user=?*)
+ user=${1#--user=}
+ shift
+ ;;
+ --force)
+ force="force" # --force ±íʾǿÖÆÔËÐÐ
+ shift
+ ;;
+ [-+][0-9]*)
+ nice="nice -n $1" # Èç¹û daemon µÄµÚÒ»¸ö²ÎÊýÊÇÊý×Ö£¬ÔòÈÏΪÊÇ nice Öµ
+ shift
+ ;;
+ *) echo $"$0: Usage: daemon [nicelevel] {program}"
+ return 1;;
+ esac
+ done
+
+ # Save basename. # basename ¾ÍÊÇ´Ó·þÎñÆ÷µÄ¶þ½øÖƳÌÐòµÄ full path ÖÐÈ¡³ö×îºóµÄ²¿·Ö
+ [ -z "$gotbase" ] && base=${1##*/}
+
+ # See if it's already running. Look *only* at the pid file. # ¼ì²é¸Ã·þÎñÊÇ·ñÒѾÔÚÔËÐС£²»¹ý daemon º¯ÊýÖ»²é¿´ pid Îļþ¶øÒÑ
+ if [ -f /var/run/${base}.pid ]; then # Èç¹û /var/run Ï´æÔڸ÷þÎñµÄ pid Îļþ£¬Ôò
+ local line p
+ read line < /var/run/${base}.pid # ´Ó¸Ã pid Îļþÿ´Î¶ÁÈ¡Ò»ÐУ¬Ë͸ø±äÁ¿ line ¡£×¢Òâ pid Îļþ¿ÉÄÜÓжàÐУ¬ÇÒ²»Ò»¶¨¶¼ÊÇÊý×Ö
+ for p in $line ; do # ¶ÔÓÚ line ±äÁ¿µÄÿ¸ö word ½øÐмì²é
+ [ -z "${p//[0-9]/}" -a -d "/proc/$p" ] && pid="$pid $p" # Èç¹û p È«²¿ÊÇÊý×Ö£¬ÇÒ´æÔÚ /proc/$p/ Ŀ¼£¬ÔòÈÏΪ¸ÃÊý×ÖÊÇÒ»¸ö pid £¬°ÑËü¼ÓÈëµ½ pid ±äÁ¿
+ done # µ½×îºó pid ±äÁ¿µÄÖµ¿ÉÄÜÊÇÓжà¸öÓÉ¿Õ¸ñ·Ö¸ôµÄÊý×Ö×é³É
+ fi
+
+ [ -n "${pid:-}" -a -z "${force:-}" ] && return # Èç¹û pid ±äÁ¿×îÖÕΪ¿Õ£¬Ôò force ±äÁ¿Îª¿Õ£¨²»Ç¿ÖÆÆô¶¯£©£¬Ôò·µ»Ø
+
+ # make sure it doesn't core dump anywhere unless requested # ÏÂÃæ¶Ô¸Ã·þÎñʹÓõÄ×ÊÔ´×÷һЩÉèÖÃ
+ ulimit -S -c ${DAEMON_COREFILE_LIMIT:-0} >/dev/null 2>&1 # ulimit ÊÇ¿ØÖÆÓɸà shell Æô¶¯µÄ½ø³ÌÄܹ»Ê¹ÓõÄ×ÊÔ´£¬-S ÊÇ soft control µÄÒâ˼£¬-c ÊÇÖ¸×î´óµÄ core
+ # dump Îļþ´óС£¬Èç¹û DEAMON_COREFILE_LIMIT Ϊ¿Õ£¬ÔòĬÈÏΪ 0
+
+ # if they set NICELEVEL in /etc/sysconfig/foo, honor it # Èç¹û´æÔÚ /etc/sysconfi/foo Îļþ£¬ÇÒÆäÖÐÓÐ NICELEVEL ±äÁ¿ÔòÓÃËü´úÌæ daemon ºóÃæµÄÄǸö nice Öµ
+ [ -n "$NICELEVEL" ] && nice="nice -n $NICELEVEL" # ×¢Ò⣬ÕâÀïµÄ nice ¸³ÖµÊÇÓà nice -n <value> µÄ¸ñʽ£¬ÒòΪ nice ±¾Éí¿ÉÒÔÆô¶¯ÃüÁÓÃÕâ¸ö¸ñʽ½Ï·½±ã
+
+ # Echo daemon # Èç¹û BOOTUP µÄֵΪ verbose £¬Ôò´òÓ¡Ò»¸ö·þÎñÃû
+ [ "${BOOTUP:-}" = "verbose" -a -z "$LSB" ] && echo -n " $base"
+
+ # And start it up. # ÏÂÃæÊÇ¿ªÊ¼Æô¶¯ËüÁË
+ if [ -z "$user" ]; then # Èç¹û user ±äÁ¿Îª¿Õ£¬ÔòĬÈÏʹÓà root Æô¶¯Ëü
+ $nice initlog $INITLOG_ARGS -c "$*" # Ö´ÐÐ nice -n <nice_value> initlog -q -c "$*"
+ else # Èç¹ûÖ¸¶¨ÁËÓû§£¬Ôò
+ $nice initlog $INITLOG_ARGS -c "runuser -s /bin/bash - $user -c /"$*/"" # Ö´ÐÐ nice -n <nice_value> initlog -q -c "runuser -s /bin/bash - <user> -c "$*"
+ fi
+ [ "$?" -eq 0 ] && success $"$base startup" || failure $"$base startup" # Èç¹ûÉÏÃæµÄÃüÁî³É¹¦£¬ÔòÏÔʾһ¸öÂÌÉ«µÄ [ OK ] £¬·ñÔòÏÔʾ [ FAILURE ]
+}
+
+
+##########################################################################################################################################################
+
+# A function to stop a program. # ÏÂÃ涨ÒåÁíÍâÒ»¸öºÜÖØÒªµÄº¯Êý killproc £¬/etc/init.d/ ÏÂÃæµÄ½Å±¾µÄ stop ²¿·Ö¶¼»áÓõ½Ëü
+killproc() {
+ RC=0 # RC ÊÇ×îÖÕ·µ»ØµÄÖµ£¬³õʼ»¯Îª 0
+ # Test syntax.
+ if [ "$#" -eq 0 ]; then # killproc º¯ÊýµÄÓï·¨¸ñʽÊÇ killproc <service> [<signal>] £¬ÀýÈç killproc sm-client 9
+ echo $"Usage: killproc {program} [signal]"
+ return 1
+ fi
+
+ notset=0 # noset ÊÇÓÃÓÚ¼ì²éÓû§ÊÇ·ñÖ¸¶¨ÁË kill ҪʹÓõÄÐźÅ
+ # check for second arg to be kill level
+ if [ -n "$2" ]; then # Èç¹û $2 ²»Îª¿Õ£¬Ôò±íʾÓû§ÓÐÉ趨Ðźţ¬Ôò
+ killlevel=$2 # °Ñ $2 µÄÖµ¸³Óè killlevel ±äÁ¿
+ else # ·ñÔò
+ notset=1 # notset ±äÁ¿µÄֵΪ1£¬Í¬Ê± killlevel Ϊ '-9' £¨KILL Ðźţ©
+ killlevel="-9"
+ fi
+
+# ²¹³ä £º×¢Ò⣬²¢²»ÊÇ˵Óû§Ã»ÓÐÖ¸¶¨ÐźŵØֹͣijÏî·þÎñʱ£¬¾Í»áÁ¢¼´Óà kill -9 ÕâÑùµÄ·½Ê½Ç¿ÖÆɱËÀ£¬¶øÊÇÏÈÓà TERM Ðźţ¬È»ºóÔÙÓà KILL
+
+ # Save basename.
+ base=${1##*/} # basename ¾ÍÊǵóö·þÎñµÄÃû³Æ
+
+ # Find pid.
+ pid= # °Ñ pid ±äÁ¿µÄÖµÇå¿Õ¡£×¢Ò⣬²»ÊÇÖ¸ pid ±äÁ¿µÄÖµµÈÓÚÏÂÃæ½Å±¾µÄÖ´Ðнá¹û£¬Òª¿´Çå³þ
+ if [ -f /var/run/${base}.pid ]; then # ÏÂÃæºÍÉÏÃæµÄ daemon º¯ÊýÒ»ÑùÕÒ³ö pid
+ local line p
+ read line < /var/run/${base}.pid
+ for p in $line ; do
+ [ -z "${p//[0-9]/}" -a -d "/proc/$p" ] && pid="$pid $p"
+ done
+ fi
+ if [ -z "$pid" ]; then # ²»¹ýºÍ daemon ²»Í¬µÄÊÇ£¬Ò»µ© pid Ϊ¿Õ²»»áÖ±½Ó return ¶øÊdz¢ÊÔÓà pid ÃüÁîÔٴβéÕÒ
+ pid=`pidof -o $$ -o $PPID -o %PPID -x $1 || / # -o ÊÇÓÃÓÚºöÂÔij¸ö pid £¬-o $$ ÊǺöÂÔµ±Ç° shell µÄ pid¡¢-o $PPID ÊǺöÂÔ shell µÄ pid
+ pidof -o $$ -o $PPID -o %PPID -x $base` # -o %PPID ÊǺöÂÔ pidof ÃüÁîµÄ¸¸½ø³Ì£¬Òª²éѯµÄ½ø³ÌÊÇ $1 (fullpath) »òÕß $base
+ fi
+
+ # Kill it.
+ if [ -n "${pid:-}" ] ; then # Èç¹û pid µÄÖµ×îÖÕ²»Îª¿Õ£¬Ôò
+ [ "$BOOTUP" = "verbose" -a -z "$LSB" ] && echo -n "$base " # ÇÒ BOOTUP µÄֵΪ verbose £¬ÇÒ LSB ±äÁ¿²»Îª¿Õ£¬Ôò´òÓ¡Ò»¸ö·þÎñÃû
+ if [ "$notset" -eq "1" ] ; then # Èç¹û notset ±äÁ¿²»Îª1£¬±íʾÓû§Ã»ÓÐÖ¸¶¨Ðźţ¬Ôò
+ if checkpid $pid 2>&1; then # µ÷Óà checkpid $pid ¼ì²éÊÇ·ñÔÚ /proc/ Ï´æÔÚ½ø³ÌĿ¼£¬Èç¹ûÓÐ
+ # TERM first, then KILL if not dead # Ïȳ¢ÊÔÓà TERM ÐÅÏ¢£¬²»ÐÐÔÙÓà KILL ÐźÅ
+ kill -TERM $pid >/dev/null 2>&1 # Ö´ÐÐ kill -TERM $pid
+ usleep 100000 # usleep ºÍ sleep Ò»Ñù£¬²»¹ýµ¥Î»ÊÇ°ÙÍò·ÖÖ®1Ãë¡£ÕâÀïÐÝÃß1Ãë
+ if checkpid $pid && sleep 1 && # Èç¹û checkpid $pid »¹ÊDz鵽ÓÐ /proc/<pid>/ Ŀ¼´æÔÚ£¬Ôò±íʾ»¹Ã»ÓÐɱËÀ£¬¼ÌÐøµÈ´ý1Ãë
+ checkpid $pid && sleep 3 && # Èç¹û1ÃëºóÓà checkpid ¼ì²é»¹ÊÇÓУ¬ÔòÔٵȴý3Ã룻
+ checkpid $pid ; then # Èç¹û»¹ÊÇûÓÐɱËÀ£¬ÔòÓà KILL ÐźÅ
+ kill -KILL $pid >/dev/null 2>&1 # Ö´ÐÐ kill -KILL ɱËÀËü
+ usleep 100000 # µÈ´ý1ÃëÖÖ
+ fi
+ fi
+ checkpid $pid # Ôٴμì²é pid Ŀ¼
+ RC=$? # ²¢°Ñ½á¹û·µ»Ø¸ø RC £¬Õâ¾ÍËãÊÇ killproc µÄ×îºó״̬ÁË
+ [ "$RC" -eq 0 ] && failure $"$base shutdown" || success $"$base shutdown" # Èç¹û RC µÄֵΪ0£¬Ôò±íʾkill -9 ûÓÐɱËÀÁ˽ø³Ì£¬Ôòµ÷Óà failure º¯Êý£¬·ñÔòµ÷Óà success
+ RC=$((! $RC))
+
+ # use specified level only # ÉÏÃ涼ÊÇÔÚûÓÐÖ¸¶¨ÐźŵÄÇé¿öµÄ£¬ÏÂÃæÊÇÓû§Ö¸¶¨ÁËÐźŵġ£ÀýÈç restart£©»òÕß reload£©²¿·Ö
+ else # Õâ¸ö else ÊÇÕë¶Ô if [ "$notset" -eq "1" ] µÄ
+ if checkpid $pid; then # Èç¹û¼ì²éµ½½ø³Ì´æÔÚ£¬Ôò
+ kill $killlevel $pid >/dev/null 2>&1 # Ö´ÐÐkillÃüÁµ«Ê¹ÓÃÖ¸¶¨µÄÐźŠ$killlevel
+ RC=$? # ²¢°Ñ״ֵ̬·µ»Ø¸ø±äÁ¿ RC
+ [ "$RC" -eq 0 ] && success $"$base $killlevel" || failure $"$base $killlevel" # Èç¹û RC Ϊ0Ôò±íʾ³É¹¦£¬µ÷Óà success£»·ñÔòµ÷Óà failure º¯Êý
+ fi
+ fi
+ else # Õâ¸ö else ÊÇÕë¶Ô if [ -n "${pid:-}" ] µÄ£¬Ò²¾ÍÊÇ˵ûÓÐ pid Îļþ£¬pidof ÃüÁîҲûÓÐÕÒµ½ pid £¬Ôò
+ failure $"$base shutdown" # µ÷Óà failure º¯Êý£¬±íʾֹͣ·þÎñʧ°Ü
+ RC=1 # ͬʱ RC µÄֵΪ1
+ fi
+
+ # Remove pid file if any. # ¸ù¾Ý¾ßÌåÇé¿ö¿ÉÄÜÐèҪɾ³ý pid Îļþ
+ if [ "$notset" = "1" ]; then # Èç¹û notset ²»Îª1 £¬Ò²¾ÍÊÇÓû§Ã»ÓÐÖ¸¶¨ÐźŵÄÇé¿ö
+ rm -f /var/run/$base.pid # ×Ô¶¯É¾³ý /var/run Ï嵀 pid Îļþ
+ fi
+ return $RC # ²¢°Ñ RC ×÷Ϊ exit status ·µ»Ø
+}
+
+# ²¹³ä £º×ÔËùÒÔɾ³ý pid ÎļþÖ»Õë¶Ô notset Ϊ1 µÄÇé¿ö£¬ÊÇÒòΪ -HUP Ðźţ¨ÖضÁÅäÖã©£¬²¢²»É±ËÀ½ø³Ì£¬ËùÒÔ²»ÄÜɾ³ýËüµÄ pid Îļþ
+
+# ÀýÈçÏÂÃæ £º
+
+[root@mail init.d]# ps -ef |grep xinetd
+root 2635 1 0 12:25 ? 00:00:00 xinetd -stayalive -pidfile /var/run/xinetd.pid
+[root@mail init.d]# ./xinetd reload
+Reloading configuration: [ OK ]
+[root@mail init.d]# ps -ef |grep xinetd
+root 2635 1 0 12:25 ? 00:00:00 xinetd -stayalive -pidfile /var/run/xinetd.pid
+root 3927 3412 0 16:43 pts/0 00:00:00 grep xinetd
+[root@mail init.d]#
+
+¿ÉÒÔ¿´µ½ pid ÔÚ reload ºó²¢Ã»Óбä
+
+##########################################################################################################################################################
+# A function to find the pid of a program. Looks *only* at the pidfile # ÏÂÃæµÄ pidfileofproc º¯ÊýºÍ checkpid ÀàËÆ£¬µ«²»Ö´ÐÐ pidof ÃüÁֻ²éѯ pid Îļþ
+pidfileofproc() {
+ local base=${1##*/}
+
+ # Test syntax.
+ if [ "$#" = 0 ] ; then
+ echo $"Usage: pidfileofproc {program}"
+ return 1
+ fi
+
+ # First try "/var/run/*.pid" files
+ if [ -f /var/run/$base.pid ] ; then
+ local line p pid=
+ read line < /var/run/$base.pid
+ for p in $line ; do
+ [ -z "${p//[0-9]/}" -a -d /proc/$p ] && pid="$pid $p"
+ done
+ if [ -n "$pid" ]; then
+ echo $pid
+ return 0
+ fi
+ fi
+}
+##########################################################################################################################################################
+# A function to find the pid of a program. # ÏÂÃæµÄ pidofproc º¯ÊýºÍÉÏÃæµÄ pidfileofproc º¯ÊýÀàËÆ£¬µ«¶àÁËÒ»²½ pidof ÃüÁî
+pidofproc() {
+ base=${1##*/}
+
+ # Test syntax.
+ if [ "$#" = 0 ]; then
+ echo $"Usage: pidofproc {program}"
+ return 1
+ fi
+
+ # First try "/var/run/*.pid" files
+ if [ -f /var/run/$base.pid ]; then
+ local line p pid=
+ read line < /var/run/$base.pid
+ for p in $line ; do
+ [ -z "${p//[0-9]/}" -a -d /proc/$p ] && pid="$pid $p"
+ done
+ if [ -n "$pid" ]; then
+ echo $pid
+ return 0
+ fi
+ fi
+ pidof -o $$ -o $PPID -o %PPID -x $1 || /
+ pidof -o $$ -o $PPID -o %PPID -x $base
+}
+##########################################################################################################################################################
+status() { # ×¢ÊÍ £ºÏÂÃæµÄ status º¯ÊýÊÇÅжϷþÎñµÄ״̬£¬×ܹ²ÓÐ4ÖÖ
+ local base=${1##*/}
+ local pid
+
+ # Test syntax.
+ if [ "$#" = 0 ] ; then
+ echo $"Usage: status {program}"
+ return 1
+ fi
+
+ # First try "pidof" # ͬÑùÊDzéÕÒ pid ÏÈ¡£Ö±½ÓʹÓà pidof ÃüÁî
+ pid=`pidof -o $$ -o $PPID -o %PPID -x $1 || /
+ pidof -o $$ -o $PPID -o %PPID -x ${base}`
+ if [ -n "$pid" ]; then # Èç¹û pid ±äÁ¿µÄÖµ²»Îª¿Õ£¬Ôò±íʾÕÒµ½½ø³Ì£¬
+ echo $"${base} (pid $pid) is running..." # Ôò´òÓ¡ "xxx (pid nnn) is running " ,
+ return 0 # ²¢·µ»Ø 0
+ fi
+
+ # Next try "/var/run/*.pid" files # Èç¹û pidof ÃüÁîûÓÐÕÒµ½£¬Ôò³¢ÊÔ´Ó pid ÎļþÕÒ
+ if [ -f /var/run/${base}.pid ] ; then
+ read pid < /var/run/${base}.pid
+ if [ -n "$pid" ]; then # Èç¹û pidof ÃüÁîÕÒ²»µ½£¬µ«´Ó pid ÎļþÕÒµ½ÁË pid £¬Ôò
+ echo $"${base} dead but pid file exists" # ´òÓ¡ "xxx dead but pid file exists"£¬
+ return 1 # ²¢·µ»Ø 1
+ fi
+ fi
+ # See if /var/lock/subsys/${base} exists # Èç¹û pidof ÃüÁîºÍ pid Îļþ¶¼Ã»ÓÐÕÒµ½ pid £¬Ôò
+ if [ -f /var/lock/subsys/${base} ]; then # Èç¹ûÔÚ /var/lock/subsys Ï´æÔÚ¶ÔÓ¦µÄÎļþ£¬Ôò
+ echo $"${base} dead but subsys locked" # ´òÓ¡ ¡°xxxx dead but subsys locked¡±£¬
+ return 2 # ²¢·µ»Ø 2
+ fi
+ echo $"${base} is stopped" # Èç¹û pidof ÃüÁî¡¢pidf Îļþ¶¼Ã»ÓÐÕÒµ½pid £¬ÇÒûÓбðËø£¬Ôò´òÓ¡ ¡°xxx is stopped¡±
+ return 3 # ²¢·µ»Ø3
+}
+##########################################################################################################################################################
+
+# ×¢ÊÍ £ºÏÂÃæµÄ echo_xxx º¯Êý¾ÍÊÇÕæÕýÔÚÆÁÄ»ÉÏ´òÓ¡ [ ok ] ¡¢[ PASSED ]¡¢[ FAILURE ]¡¢[ WARNING ] µÄ²¿·ÖÁË
+
+echo_success() { # ÏÂÃæÊÇ echo_success ²¿·Ö
+ [ "$BOOTUP" = "color" ] && $MOVE_TO_COL # Ê×ÏÈÊÇ´òÓ¡ ¡°[¡± ֮ǰµÄ¿Õ¸ñ
+ echo -n "[ " # È»ºó´òÓ¡ "["
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_SUCCESS # ÉèÖÃ×ÖÌåΪºìÉ«
+ echo -n $"OK" # ´òÓ¡ OK
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL # ·µ»Ø×ÖÌåΪ°×É«
+ echo -n " ]" # ´òÓ¡ "]"
+ echo -ne "/r" # »»ÐС£
+ return 0 # ·µ»Ø 0£¬ÆäËûÒ»ÂÉ·µ»Ø 1
+
+
+echo_failure() {
+ [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
+ echo -n "["
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE
+ echo -n $"FAILED"
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
+ echo -n "]"
+ echo -ne "/r"
+ return 1
+}
+
+echo_passed() {
+ [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
+ echo -n "["
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING
+ echo -n $"PASSED"
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
+ echo -n "]"
+ echo -ne "/r"
+ return 1
+}
+
+echo_warning() {
+ [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
+ echo -n "["
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING
+ echo -n $"WARNING"
+ [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
+ echo -n "]"
+ echo -ne "/r"
+ return 1
+}
+##########################################################################################################################################################
+# Inform the graphical boot of our current state
+update_boot_stage() {
+ if [ "$GRAPHICAL" = "yes" -a -x /usr/bin/rhgb-client ]; then
+ /usr/bin/rhgb-client --update="$1"
+ fi
+ return 0
+}
+##########################################################################################################################################################
+# Log that something succeeded
+success() { # success º¯Êý³ýÁË´òÓ¡ [ xxx ] Ö®Í⣬»¹»áʹÓà initlog ¼Ç¼ÐÅÏ¢
+ if [ -z "${IN_INITLOG:-}" ]; then
+ initlog $INITLOG_ARGS -n $0 -s "$1" -e 1 # -n ÊÇ --name µÄÒâ˼£¬-s ÊÇ --string £¬-e ÊÇ --event £¬1 ±íʾÍêÈ«³É¹¦
+ else
+ # silly hack to avoid EPIPE killing rc.sysinit
+ trap "" SIGPIPE
+ echo "$INITLOG_ARGS -n $0 -s /"$1/" -e 1" >&21
+ trap - SIGPIPE
+ fi
+ [ "$BOOTUP" != "verbose" -a -z "$LSB" ] && echo_success
+ return 0
+}
+
+# Log that something failed
+failure() {
+ rc=$?
+ if [ -z "${IN_INITLOG:-}" ]; then
+ initlog $INITLOG_ARGS -n $0 -s "$1" -e 2 # failure µÄ»° --event ÊÇ 2 ÊÇʧ°Ü
+ else
+ trap "" SIGPIPE
+ echo "$INITLOG_ARGS -n $0 -s /"$1/" -e 2" >&21
+ trap - SIGPIPE
+ fi
+ [ "$BOOTUP" != "verbose" -a -z "$LSB" ] && echo_failure
+ [ -x /usr/bin/rhgb-client ] && /usr/bin/rhgb-client --details=yes
+ return $rc
+}
+
+# Log that something passed, but may have had errors. Useful for fsck
+passed() {
+ rc=$?
+ if [ -z "${IN_INITLOG:-}" ]; then
+ initlog $INITLOG_ARGS -n $0 -s "$1" -e 1 # passed µÄ»° --event »¹ÊÇ1
+ else
+ trap "" SIGPIPE
+ echo "$INITLOG_ARGS -n $0 -s /"$1/" -e 1" >&21
+ trap - SIGPIPE
+ fi
+ [ "$BOOTUP" != "verbose" -a -z "$LSB" ] && echo_passed
+ return $rc
+}
+
+# Log a warning
+warning() {
+ rc=$?
+ if [ -z "${IN_INITLOG:-}" ]; then
+ initlog $INITLOG_ARGS -n $0 -s "$1" -e 1 # warning µÄ»° --event Ò²ÊÇ 1
+ else
+ trap "" SIGPIPE
+ echo "$INITLOG_ARGS -n $0 -s /"$1/" -e 1" >&21
+ trap - SIGPIPE
+ fi
+ [ "$BOOTUP" != "verbose" -a -z "$LSB" ] && echo_warning
+ return $rc
+}
+##########################################################################################################################################################
+# Run some action. Log its output. # action º¯ÊýÊÇÁíÍâÒ»¸ö×îÖØÒªµÄº¯Êý£¬ËüµÄ×÷ÓÃÊÇ´òӡij¸öÌáʾÐÅÏ¢²¢Ö´Ðиø¶¨ÃüÁî
+tion() {
+ STRING=$1
+ echo -n "$STRING "
+ if [ "${RHGB_STARTED}" != "" -a -w /etc/rhgb/temp/rhgb-console ]; then
+ echo -n "$STRING " > /etc/rhgb/temp/rhgb-console
+ fi
+ shift
+ initlog $INITLOG_ARGS -c "$*" && success $"$STRING" || failure $"$STRING"
+ rc=$?
+ echo
+ if [ "${RHGB_STARTED}" != "" -a -w /etc/rhgb/temp/rhgb-console ]; then
+ if [ "$rc" = "0" ]; then
+ echo_success > /etc/rhgb/temp/rhgb-console
+ else
+ echo_failed > /etc/rhgb/temp/rhgb-console
+ [ -x /usr/bin/rhgb-client ] && /usr/bin/rhgb-client --details=yes
+ fi
+ echo
+ fi
+ return $rc
+}
+##########################################################################################################################################################
+# returns OK if $1 contains $2 # strstr º¯ÊýÊÇÅÐ¶Ï $1 ×Ö·û´®ÊÇ·ñº¬ÓÐ $2 ×Ö·û´®£¬ÊÇÔò·µ»Ø0£¬·ñÔò·µ»Ø1
+() {
+ [ "${1#*$2*}" = "$1" ] && return 1
+ return 0
+}
+##########################################################################################################################################################
+# Confirm whether we really want to run this service # confirm º¯ÊýÊÇÓÃÓÚ½»»¥Ê½µÄÆô¶¯·þÎñ
+nfirm() {
+ [ -x /usr/bin/rhgb-client ] && /usr/bin/rhgb-client --details=yes
+ while : ; do
+ echo -n $"Start service $1 (Y)es/(N)o/(C)ontinue? [Y] " # »á´òÓ¡Ò»¸öÌáʾÐÅÏ¢
+ read answer
+ if strstr $"yY" "$answer" || [ "$answer" = "" ] ; then # Èç¹û answer ±äÁ¿ÊÇ y »òÕß Y Ôò
+ return 0 # ·µ»Ø 0£¨µ«Î´ÕæÕýÆô¶¯£©
+ elif strstr $"cC" "$answer" ; then # Èç¹û answer ÊÇ c »òÕß C £¬Ôò
+ rm -f /var/run/confirm # ɾ³ý /var/run/confirm Îļþ
+ [ -x /usr/bin/rhgb-client ] && /usr/bin/rhgb-client --details=no
+ return 2 # ·µ»Ø2
+ elif strstr $"nN" "$answer" ; then # Èç¹û answer ÊÇ n »òÕß N£¬Ôò
+ return 1 # Ö±½Ó·µ»Ø1
+ fi
+ done
+}
\ No newline at end of file