Merge pull request #284 from github/add-version-flag

Add --version flag to all commands

Author: rubiojr

bin/ghe-backup

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-#/ Usage: ghe-backup [-v]
+#/ Usage: ghe-backup [-v] [--version]
 #/ Take snapshots of all GitHub Enterprise data, including Git repository data,
 #/ the MySQL database, instance settings, GitHub Pages data, etc.
 #/

bin/ghe-restore

@@ -6,6 +6,7 @@
 #/ argument is provided, it always overrides the configured restore host.
 #/
 #/ Options:
+#/   --version         Display version information.
 #/   -f                Don't prompt for confirmation before restoring.
 #/   -c                Restore appliance settings and license in addition to
 #/                     datastores. Settings are not restored by default to

share/github-backup-utils/ghe-backup-config

@@ -25,6 +25,12 @@ PATH="$GHE_BACKUP_ROOT/bin:$GHE_BACKUP_ROOT/share/github-backup-utils:$PATH"
 
 . $GHE_BACKUP_ROOT/share/github-backup-utils/bm.sh
 
+# Display version string if flag present for any command
+if [ "$1" = "--version" ]; then
+    echo "GitHub backup-utils v$BACKUP_UTILS_VERSION"
+    exit 0
+fi
+
 # Parse out -v (verbose) argument
 if [ "$1" = "-v" ]; then
     GHE_VERBOSE=true