Add controls for bash script.

src/main/bash/codiki.bash

@@ -3,6 +3,7 @@
 codikiScreenName='codiki'
 lockFile='/opt/codiki/bin/lock'
 deadFile='/opt/codiki/bin/dead'
+screenRegex='codiki.\(([0-9]{2}/){2}[0-9]{4} [0-9]{2}(:[0-9]{2}){2}\)'
 
 start() {
     screen -dmS $codikiScreenName java -jar /opt/codiki/bin/codiki.jar
@@ -17,6 +18,8 @@ start() {
 }
 
 stop() {
+    if [ $(status_by_screen) -eq 1 ] && [ -f $lockFile ]
+    then
         screen -dr $codikiScreenName -X -S quit
         if [ $? -eq 0 ]
         then
@@ -26,17 +29,20 @@ stop() {
             echo "Service failed to stop..."
             exit 1
         fi
+    else
+        echo "Service is not running."
+    fi
 }
 
 status() {
-    if [ -f /var/lock/subsys/codiki ]
+    if [ -f $lockFile ] && [ $(status_by_screen) -eq 1 ]
     then
-        cat << EOF
+        tput setaf 2; cat << EOF
  codiki.service - The Codiki web app server
     Active: active (running) since $(cat $lockFile)
 EOF
     else
-        cat << EOF
+        tput setaf 1; cat << EOF
  codiki.service - The Codiki web app server
     Active: inactive (dead) since $(cat $deadFile)
 EOF
@@ -51,6 +57,10 @@ restart() {
     start
 }
 
+status_by_screen() {
+    echo $(screen -ls | egrep -o "$screenRegex" | wc -l)
+}
+
 case "$1" in
     start)
         start