add force-update option

acme-downloader.sh

@@ -50,6 +50,7 @@ check_version() {
         echo "$(basename $0) $REMOTE_VERSION is available"
         echo "to install the new version you can run: $(basename $0) --update"
         echo ""
+        return 1
     else
         if [[ -n $CHECK ]]; then
             echo "you are running the latest version"
@@ -95,12 +96,13 @@ usage() {
     echo "    --ca-destination [OPTIONAL Default: ${CERT_BASE}/COMODO_<type>.crt]"
     echo "    --wildcard [OPTIONAL if the certificate is wildcard]"
     echo "    --check-version [OPTIONAL check difference with upstream exit]"
-    echo "    --update [OPTIONAL self-updates the script and exit]"
+    echo "    --update [OPTIONAL self-updates the script if a new version is available and exit]"
+    echo "    --force-update [OPTIONAL always self-updates the script and exit]"
     echo ""
     clean_up 2
 }
 
-OPTS=$(getopt -o "h" --longoptions "help,redis-token:,vault-token:,cert-name:,team-name:,days:,type:,cert-destination:,fullchain-destination:,key-destination:,ca-destination:,check-version,update,version,wildcard" -- "$@")
+OPTS=$(getopt -o "h" --longoptions "help,redis-token:,vault-token:,cert-name:,team-name:,days:,type:,cert-destination:,fullchain-destination:,key-destination:,ca-destination:,check-version,update,force-update,version,wildcard" -- "$@")
 eval set -- "$OPTS"
 
 while true; do
@@ -154,6 +156,9 @@ while true; do
     --update)
         UPDATE='UPDATE'
         ;;
+    --force-update)
+        FORCE_UPDATE='FORCE_UPDATE'
+        ;;
     --check-version)
         CHECK='CHECK'
         ;;
@@ -176,8 +181,9 @@ fi
 
 # check if we are using the latest version
 check_version
+VERSION_STATUS=$?
 
-if [[ -n $UPDATE ]]; then
+if [[ -n $FORCE_UPDATE ]]; then
     curl $SCRIPT_URL -o $0
     UPDATE_STATUS=$?
     if [ $UPDATE_STATUS == 0 ]; then
@@ -189,6 +195,24 @@ if [[ -n $UPDATE ]]; then
     clean_up $UPDATE_STATUS
 fi
 
+if [[ -n $UPDATE ]]; then
+    UPDATE_STATUS="skip"
+    if [ $VERSION_STATUS -eq 1 ]; then
+        curl $SCRIPT_URL -o $0
+        UPDATE_STATUS=$?
+    fi
+    if [ $UPDATE_STATUS == "skip" ]; then
+        echo -e "\n$0 is already up to date\n"
+    elif [ $UPDATE_STATUS -eq 0 ]; then
+        echo -e "\n$0 updated successfully\n"
+    else
+        echo -e "\nfailed to update $0"
+        echo -e "Please download the script manually from this URL: ${SCRIPT_URL}\n"
+    fi
+    clean_up $UPDATE_STATUS
+fi
+
+
 if [[ -z $REDIS_TOKEN ]] || [[ -z $VAULT_TOKEN ]] || [[ -z $CERT_NAME ]] || [[ -z $TEAM_NAME ]] || [[ -z $TYPE ]]; then
     echo -e "\n--redis-token, --vault-token, --cert-name, --team-name and --type are mandatory\n"
     usage