first commit

scripts/mon_proc

@@ -0,0 +1,55 @@
+#!/bin/bash
+
+export LANG=en_US.UTF-8
+PROC_FILE="$(dirname $0)/proc.list"
+LOG_PATH="/var/log/monitor"
+LOG_NAME="proc"
+INTERVAL=60
+
+function Init {
+    local self_count=$(pgrep -cx "$(basename $0)")
+    [ 0 -eq $? ] || exit 1
+    [ 1 -eq $self_count ] || exit 1
+    mkdir -p $LOG_PATH || exit 1
+}
+
+function Log {
+    local msg="$1"
+    local log_time="$(date +'%F %T')"
+    local log_file="$LOG_PATH/$LOG_NAME-${log_time% *}.log"
+    echo "$log_time $msg" >> $log_file
+    cd $LOG_PATH && ls ${LOG_NAME}-* 2>/dev/null \
+        | head -n -7 | xargs rm -f
+}
+
+function GetProcInfo {
+    local line="$1"
+    local class="${line%% *}"
+    local proc="${line#* }"
+    local stat_code=1
+    local stat=
+    if [ 'service' = "$class" ]; then
+        stat="$(systemctl status $proc \
+            | grep -m 1 '^   Active:' \
+            | awk '{print $2}')"
+        [ 'active' = "$stat" ] && stat_code=0
+        [ -z "$stat" ] && stat="unknown"
+    else
+        pgrep -f "$proc" &> /dev/null && stat_code=0 \
+            && stat='running' || stat='stopped'
+    fi
+    echo "$class#$proc#$stat#$stat_code"
+}
+
+function Main {
+    local line=
+    sleep $INTERVAL
+    while read line; do
+        Log "$(GetProcInfo "$line")"
+    done < $PROC_FILE
+}
+
+# start
+Init
+Main
+