fix issue [Customer] The postscript syncfiles does not work when enabled the xcatdebugmode for rh7.2 #1169;process the (sshd) service management in chrooted environment

xCAT/postscripts/remoteshell

@@ -460,15 +460,18 @@ logger -t xcat -p local4.info "start up sshd"
 
 if [[ $OSVER == ubuntu* || $OSVER == debian* ]]
 then
-    if [ ! -d /var/run/sshd ]
-    then
-	mkdir /var/run/sshd
-	chmod 0755 /var/run/sshd
-	/usr/sbin/sshd -f /etc/ssh/sshd_config
-    else
-	#service ssh restart
-        restartservice ssh
+    if [ ! -d /var/run/sshd ];then
+        #"/var/run/sshd":
+        #Contains the process ID of the sshd listening for connections 
+        #(if there are several daemons running concurrently for different ports, 
+        #this contains the process ID of the one started last). 
+        #The content of this file is not sensitive; it can be world-read-able.
+        #prepare the "/var/run/sshd" for ubuntu
+        mkdir /var/run/sshd
+        chmod 0755 /var/run/sshd
     fi
+    #service ssh restart
+    restartservice ssh
 else
     #service sshd restart
     # sshd is not enabled on SLES 12 by default
@@ -477,14 +480,12 @@ else
     restartservice sshd
 fi
 
-# check whether the sshd daemon has been started successfully
-# As we known that for rh7 the sshd cannot be started by systemctl in chroot mode
-ps aux | grep -v grep | grep sshd
-
-if [ $? -ne 0 ]; then
-    if [ -e "/usr/sbin/sshd" ]; then
-        /usr/sbin/sshd
-    fi
+#if the service restart with "service/systemctl" failed
+#try to kill the process and start
+if [ "$?" != "0" ];then
+   PIDLIST=`ps aux | grep -v grep | grep "/usr/sbin/sshd"|awk -F" " '{print $2}'|xargs` 
+   [ -n "$PIDLIST" ] && kill 9 $PIDLIST
+   /usr/sbin/sshd  
 fi
 
 kill -9 $CREDPID

xCAT/postscripts/xcatlib.sh

@@ -423,7 +423,15 @@ function startservice {
       return 127
    fi
    
-   eval $cmd
+   #for the linux distributions with systemd support
+   #In the chrooted env, the system management commands(start/stop/restart) will be ignored and the return code is 0
+   #need to return the proper code in the chrooted scenario 
+   local retmsg
+   retmsg=`$cmd 2>&1`
+   retval=$?
+   [ "$retval" = "0" ] && (echo "$retmsg" | grep -i "Running in chroot,\s*ignoring request.*" >/dev/null 2>&1)   && retval=1
+
+   return $retval   
 }
 
 
@@ -461,8 +469,16 @@ function stopservice {
    if [ -z "$cmd"  ];then
       return 127
    fi
-   
-   eval $cmd
+
+   #for the linux distributions with systemd support
+   #In the chrooted env, the system management commands(start/stop/restart) will be ignored and the return code is 0
+   #need to return the proper code in the chrooted scenario
+   local retmsg
+   retmsg=`$cmd 2>&1`
+   retval=$?
+   [ "$retval" = "0" ] && (echo "$retmsg" | grep -i "Running in chroot,\s*ignoring request.*" >/dev/null 2>&1) && retval=1
+
+   return $retval
 }
 
 
@@ -499,7 +515,15 @@ function restartservice {
       return 127
    fi
    
-   eval $cmd
+   #for the linux distributions with systemd support
+   #In the chrooted env, the system management commands(start/stop/restart) will be ignored and the return code is 0
+   #need to return the proper code in the chrooted scenario
+   local retmsg
+   retmsg=`$cmd 2>&1`
+   retval=$?
+   [ "$retval" = "0" ] && (echo "$retmsg" | grep -i "Running in chroot,\s*ignoring request.*" >/dev/null 2>&1) && retval=1
+
+   return $retval
 }
 
 
@@ -589,7 +613,7 @@ function enableservice {
    if [ -z "$cmd"  ];then
       return 127
    fi
-   
+
    eval $cmd
 }
 
@@ -628,7 +652,7 @@ function disableservice {
    if [ -z "$cmd"  ];then
       return 127
    fi
-   
+
    eval $cmd
 }
 
@@ -780,3 +804,4 @@ function msgutil_r {
 function msgutil {
    msgutil_r "" "$@"
 }
+