store backup status in status files ... do not grep frpom logs

inc_config.sh.dist

@@ -20,6 +20,9 @@
     # sConncectionDir="${sBackupBasedir}/_active"
     sConncectionDir="${sSelfdir}/_active_connections"
 
+    # where to store last backup status
+    sStatusDir="${sSelfdir}/_last_backup"
+
     # log
     sLogdir="${sSelfdir}/log"
     sLogfile="$sLogdir/connections.log"

storage_helper.sh

@@ -24,6 +24,7 @@
 # 2019-11-01  hahn  write more clear log messages
 # 2021-06-xx  hahn  added setactive + setinactive
 # 2021-06-16  hahn  added backupstatus
+# 2021-06-18  hahn  store backup status in status files ... do not grep frpom logs
 # ======================================================================
 
 # ----------------------------------------------------------------------
@@ -119,16 +120,33 @@
     # get timestamp of last backup start of a given server - see _getLoggedServers
     # param  string  servername as fqdn
     function _getLastBackupstart(){
-        local _srv=$1
-        _getAllLogs | sort | grep "\[$_srv\]" | grep ACCEPTED | tail -1 | cut -f -2 -d " "
+        test -r "${sStatusDir}/${sBackupClient}_start" && stat -c %Y "${sStatusDir}/${sBackupClient}_start"
+        #local _srv=$1
+        #_getAllLogs | sort | grep "\[$_srv\]" | grep ACCEPTED | tail -1 | cut -f -2 -d " "
     }
     
     # get timestamp of last backup end of a given server - see _getLoggedServers
     # param  string  servername as fqdn
     function _getLastBackupend(){
-        local _srv=$1
-        _getAllLogs | sort | grep "\[$_srv\]" | grep REMOVED | tail -1 | cut -f -2 -d " "
+        test -r "${sStatusDir}/${sBackupClient}_end" && stat -c %Y "${sStatusDir}/${sBackupClient}_end"
+        # local _srv=$1
+        # _getAllLogs | sort | grep "\[$_srv\]" | grep REMOVED | tail -1 | cut -f -2 -d " "
     }
+    function _getLastBackupstatus(){
+        if [ -f "${sStatusDir}/${sBackupClient}_end" ]; then
+          cat "${sStatusDir}/${sBackupClient}_end"
+        else
+          echo "-1"
+        fi
+    }
+
+    function _isRunning(){
+        sTouchfile=`getConnFilename $sBackupClient`
+        test -f "$sTouchfile" && echo 1
+        test -f "$sTouchfile" || echo 0
+    } 
+     
+
   # ------------------------------------------------------------
   # slot handling
   # ------------------------------------------------------------
@@ -153,7 +171,6 @@
     # allow a slot for a new connection
     # see PUBLIC_register
     function addConnection(){
-        # sBackupClient=$1
         sTouchfile=`getConnFilename $sBackupClient`
         if [ -f "$sTouchfile" ]; then
             echo INFO: server [$sBackupClient] has a slot already
@@ -166,11 +183,12 @@
 
     # remove slot of a connection
     # see PUBLIC_unregister
+    # param  int  backup status
     function freeConnection(){
-       #  sBackupClient=$1
         sTouchfile=`getConnFilename $sBackupClient`
         if [ -f "$sTouchfile" ]; then
-            rm -f "$sTouchfile"
+            mv "$sTouchfile" "$sStatusDir/${sBackupClient}_start"
+            echo $1 > "$sStatusDir/${sBackupClient}_end"
         else
             echo INFO: server [$sBackupClient] had no reserved slot
             _addLog "IGNORE freeing the connection - [$sBackupClient] had no reserved slot"
@@ -211,32 +229,43 @@
 
     function PUBLIC_backupstatus(){
         typeset -i local ierrors=0
-        local tbl="%-45s | %-20s | %-20s | %-12s | %-10s \n"
-        printf "$tbl" "server" "start" "end" "duration [s]" "age [h]"
+        local tbl="%-45s | %-20s | %-20s | %8s | %3s | %5s \n"
+
+        _showConnectionCount
+        echo "This table shows the time and duration [s] of the last backup for each server."
+        echo
+        printf "$tbl" "  server" "start" "end" "duration" "rc" "age [h]"
         echo "-------------------------------------------------------------------------------------------------------------------"
         for myserver in $( _getLoggedServers )
         do
             # get data
-            local tstart="$( _getLastBackupstart $myserver )"
-            local tend="$( _getLastBackupend $myserver )"
-            typeset -i local istart=$( date +%s -d "$tstart" )
-            typeset -i local iend=$( date +%s -d "$tend" )
+            setBackupclient $myserver
+            typeset -i local istart="$( _getLastBackupstart )"
+            typeset -i local iend="$( _getLastBackupend )"
+
+            typeset -i local bIsRunning=$( _isRunning )
+            typeset -i local iLastStatus=$( _getLastBackupstatus )
+            local tstart=$( date +"%Y-%m-%d %H:%M:%S" -d @${istart} )
+            local tend=$( date +"%Y-%m-%d %H:%M:%S" -d @${iend} )
+
             typeset -i local iduration=$iend-$istart
             typeset -i local iage=$( date +%s )-$iend
             typeset -i local iagehours=$iage/60/60
             
             # check values
-            local statusAge=$(color ok)
             if [ $iagehours -gt $iMaxbackupAge ]; then
-                statusAge=$(color error)
                 ierrors=$ierrors+1
             fi
              
             local sduration=$iduration
             test $iduration -lt 0 && sduration="RUNNING"
 
+            sStatusRun="."
+            test $iend -eq 0       && sStatusRun="?"
+            test $bIsRunning -eq 1 && sStatusRun="R"
+
             # output
-            printf "$tbl" $myserver "$tstart" "${tend}" "${sduration}" "${statusAge}${iagehours}$(color reset)"
+            printf "$tbl" "$sStatusRun $myserver" "${tstart}" "${tend}" "${sduration}" "$iLastStatus" "${iagehours}"
         done
         echo
         echo "total : $( _getLoggedServers | wc -l ) servers"
@@ -289,6 +318,7 @@
     }
 
     # register a hostname to start backups
+    # param  string  FQDN
     function PUBLIC_register(){
         setBackupclient $1
         echo "REGISTER $1"
@@ -317,11 +347,14 @@
     }
 
     # unregister a backup slot
+    # param  string  FQDN
+    # param  int     optional: return code of the backup run
     function PUBLIC_unregister(){
+        typeset -i local _status=$2
         setBackupclient $1
         echo "UNREGISTER $1"
         echo
-        freeConnection
+        freeConnection $_status
         _addLog "REMOVED slot for [$sBackupClient]"
         _showConnectionCount
         exit 0
@@ -409,6 +442,9 @@
     if [ ! -d "$sConncectionDir" ]; then
         mkdir -p "$sConncectionDir" || exit 1
     fi
+    if [ ! -d "$sStatusDir" ]; then
+        mkdir -p "$sStatusDir" || exit 1
+    fi
 
     color head
     echo