Split out ghe-backup-settings command

Author: rtomayko

bin/ghe-backup

@@ -91,28 +91,9 @@ if [ "$GHE_BACKUP_STRATEGY" = "tarball" ]; then
 fi
 
 echo "Backing up GitHub settings ..."
-ghe-ssh "$host" -- 'ghe-export-settings' > settings.json ||
+ghe-backup-settings ||
 failures="$failures settings"
 
-# transfer license file
-ghe-ssh "$host" -- "cat '$GHE_REMOTE_LICENSE_FILE'" > enterprise.ghl ||
-failures="$failures license"
-
-# transfer enterprise manage password hash if running against a v2.x instance.
-if [ "$GHE_VERSION_MAJOR" -ge 2 ]; then
-    manage_password_file="$GHE_REMOTE_DATA_USER_DIR/common/manage-password"
-    if echo "sudo cat '$manage_password_file' 2>/dev/null || true" |
-       ghe-ssh "$host" -- /bin/sh > manage-password+
-    then
-        if [ -n "$(cat manage-password+)" ]; then
-            mv manage-password+ manage-password
-        fi
-    else
-        unlink manage-password+
-        failures="$failures manage-password"
-    fi
-fi
-
 echo "Backing up SSH authorized keys ..."
 ghe-ssh "$host" -- 'ghe-export-authorized-keys' > authorized-keys.json ||
 failures="$failures authorized-keys"

libexec/ghe-backup-settings

@@ -0,0 +1,38 @@
+#!/bin/sh
+#/ Usage: ghe-backup-settings
+#/ Restore settings from a snapshot to the given <host>.
+set -e
+
+# Bring in the backup configuration
+cd $(dirname "$0")/..
+. libexec/ghe-backup-config
+
+# Perform a host-check and establish GHE_REMOTE_XXX variables.
+ghe_remote_version_required "$host"
+
+# Grab the host
+host="$GHE_HOSTNAME"
+
+# Create the snapshot directory if needed and change into it.
+mkdir -p "$GHE_SNAPSHOT_DIR"
+cd "$GHE_SNAPSHOT_DIR"
+
+echo "* Transferring settings data ..." 1>&3
+ghe-ssh "$host" -- 'ghe-export-settings' > settings.json
+
+echo "* Transferring license data ..." 1>&3
+ghe-ssh "$host" -- "cat '$GHE_REMOTE_LICENSE_FILE'" > enterprise.ghl
+
+if [ "$GHE_VERSION_MAJOR" -ge 2 ]; then
+    echo "* Transferring management console password ..." 1>&3
+    manage_password_file="$GHE_REMOTE_DATA_USER_DIR/common/manage-password"
+    if echo "sudo cat '$manage_password_file' 2>/dev/null || true" |
+       ghe-ssh "$host" -- /bin/sh > manage-password+
+    then
+        if [ -n "$(cat manage-password+)" ]; then
+            mv manage-password+ manage-password
+        fi
+    else
+        unlink manage-password+
+    fi
+fi