Add support for --release flag on traditional updates.

install.sh

@@ -1,17 +1,12 @@
 #!/usr/bin/env bash
 
-while test $# -gt 0; do
-    case "$1" in
-        --dev)
-            APP_ENV="development"
-            shift
-            ;;
-
-        *)
-            break
-            ;;
-    esac
-done
+while [[ "$1" =~ ^- && ! "$1" == "--" ]]; do case $1 in
+    --dev)
+        APP_ENV="development"
+        shift
+        ;;
+esac; shift; done
+if [[ "$1" == '--' ]]; then shift; fi
 
 PKG_OK=$(dpkg-query -W --showformat='${Status}\n' ansible|grep "install ok installed")
 echo "Checking for Ansible: $PKG_OK"

update.sh

@@ -1,22 +1,21 @@
 #!/usr/bin/env bash
 
-while test $# -gt 0; do
-    case "$1" in
-        --dev)
-            APP_ENV="development"
-            shift
-            ;;
+release_update=0
 
-        --full)
-           UPDATE_REVISION=0
-           shift
-           ;;
+while [[ "$1" =~ ^- && ! "$1" == "--" ]]; do case $1 in
+    --dev)
+        APP_ENV="development"
+        ;;
 
-        *)
-            break
-            ;;
-    esac
-done
+    -r | --release )
+        release_update=1
+        ;;
+
+    --full)
+        UPDATE_REVISION=0
+        ;;
+esac; shift; done
+if [[ "$1" == '--' ]]; then shift; fi
 
 PKG_OK=$(dpkg-query -W --showformat='${Status}\n' ansible|grep "install ok installed")
 echo "Checking for Ansible: $PKG_OK"
@@ -39,7 +38,30 @@ echo "Updating AzuraCast (Environment: $APP_ENV, Update revision: $UPDATE_REVISI
 
 if [[ ${APP_ENV} = "production" ]]; then
     if [[ -d ".git" ]]; then
-        git reset --hard && git pull
+        if [[ $release_update = 1 ]]; then
+            current_hash=$(git rev-parse HEAD)
+            current_tag=$(git describe --abbrev=0 --tags)
+
+            git fetch --tags
+            latest_tag=$(git describe --abbrev=0 --tags)
+
+            git reset --hard
+
+            if [[ $current_tag = $latest_tag ]]; then
+                echo "You are already on the latest version (${current_tag})!"
+            else
+                echo "Updating codebase from ${current_tag} to ${latest_tag}..."
+
+                git pull
+                git reset --hard $latest_tag
+            fi
+        else
+            echo "Updating to the latest rolling-release version..."
+            echo "Tip: use the '--release' flag to update to tagged releases only."
+
+            git reset --hard
+            git pull
+        fi
     else
         echo "You are running a release build. Any code updates should be applied manually."
     fi