Piscal client - check status and retrieve file skeleton in place

2016-02-19 11:45:16 -05:00
parent 6534fc142b
commit 75fa448a0f
13 changed files with 345 additions and 107 deletions
@@ -0,0 +1,93 @@
+#~/bin/bash
+# piscal manager script
+
+usage="$(basename "$0") [-h] -d directory_name -f input_filename -- script to manage Piscal
+
+where:
+    -h  show this help text
+    -d  working directory name
+    -o  input filename
+    -s  job status"
+
+# http://stackoverflow.com/a/14203146/99492
+# http://wiki.bash-hackers.org/howto/getopts_tutorial
+
+# Initialize variables:
+base_directory="/home/poprhythm/LeafWeb"
+directory_name=""
+input_filename=""
+get_status=false
+pid_filename="piscal.pid"
+out_filename="piscal.out"
+
+while getopts "hd:f:s" opt; do
+    #echo "$opt = $OPTARG"
+    case "$opt" in
+    h )
+        echo "$usage"
+        exit
+        ;;
+    d )
+        directory_name=$OPTARG
+        ;;
+    f )
+        input_filename=$OPTARG
+        ;;
+    s )
+        get_status=true
+        ;;
+    \?) printf "illegal option: -%s\n" "$OPTARG" >&2
+        echo "$usage" >&2
+        exit 1
+        ;;
+    esac
+done
+if [ -z "$directory_name" ]; then
+    echo "directory name required (-d)"
+    exit 1
+fi
+if [ ! -d "$base_directory/$directory_name" ]; then
+    echo "directory $base_directory/$directory_name not found"
+    exit 1
+fi
+if [ "$get_status" = false ]; then
+    if [ -z "$input_filename" ]; then
+        echo "input filename required (-f)"
+        exit 1
+    fi
+    
+    if [ ! -f "$base_directory/$directory_name/$input_filename" ]; then
+        echo "input filename $base_directory/$directory_name/$input_filename not found"
+        exit 1
+    fi
+fi
+
+if [ "$get_status" = true ]; then
+    pid_path="$base_directory/$directory_name/$pid_filename"
+    
+    # if the pid doesn't exist, then process never started
+    if [ ! -f "$pid_path" ]; then
+        echo "no pid file found"
+        exit 1
+    fi
+    
+    pid=$(head -n 1 $pid_path)
+    # if the pid exists, check the process status using ps
+    if ps -p $pid > /dev/null; then
+        # if it is in ps, then it's still running
+        echo running
+    else
+        # otherwise, it is complete, check the output for success/error
+        # TODO: examine output for errors, etc
+        echo complete
+    fi
+
+else
+    
+    command="sleep 100s"
+    nohup ${command} > $base_directory/$directory_name/$out_filename 2>&1 &
+
+    # write the PID to a temp file to check for completion later
+    echo $! > $base_directory/$directory_name/$pid_filename
+
+fi