working on watch-containers.sh

watch-containers.sh

@@ -47,7 +47,7 @@ ONLY_IN_CURRENT=()
 # Print help information
 function print_help() {
   printf "%s\n\n%s\n%b\n\n%s\n  %-15s %s\n  %-15s %s\n  %-15s %s\n  %-15s %s\n  %-15s %s\n" \
-         "$DESCRIPTION" "Usage:" "$LIB_BOLD$EXECUTABLE <options> <healthchecks-url>$LIB_CLEAR" "Options:" \
+         "$DESCRIPTION" "Usage:" "$LIB_BOLD$EXECUTABLE <options> [healthchecks-url]$LIB_CLEAR" "Options:" \
          "-s, --state" "Save current state to file and exit" \
          "-h, --help" "Print help screen and exit" \
          "-i, --info" "Print script information and exit" \
@@ -160,17 +160,24 @@ for I in "${CURRENT[@]}"; do
   fi
 done
 
-# Print result
-echo "Missing container(s): ${ONLY_IN_CACHE[@]}"
-echo "New container(s): ${ONLY_IN_CURRENT[@]}"
+# Construct result
+if [[ -n "${ONLY_IN_CACHE[@]}" ]] && [[ -n "${ONLY_IN_CURRENT[@]}" ]]; then
+  RESULT=$(printf "Missing containers: %s\nNew containers: %s\n" "${ONLY_IN_CACHE[@]}" "${ONLY_IN_CURRENT[@]}")
+elif [[ -n "${ONLY_IN_CACHE[@]}" ]]; then
+  RESULT=$(printf "Missing containers: %s\n" "${ONLY_IN_CACHE[@]}")
+elif [[ -n "${ONLY_IN_CURRENT[@]}" ]]; then
+  RESULT=$(printf "New containers: %s\n" "${ONLY_IN_CURRENT[@]}")
+fi
 
-#if [[ -z "$1" ]]; then
-#  print_help
-#  exit 0
-#else
-
-#fi
+# Post result to Healthchecks
+if [[ -n "$1" ]]; then
+  if lib_is_url "$1"; then
+    lib_healthchecks "$1" "$RESULT"
+  fi
+fi
 
+# Print result to screen
+printf "%s\n" "$RESULT"
 
 ##
 ## Here be dragons