Fix letsencrypt auto-renew.

subcommands/rebuild

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+source "$(dirname "$(dirname "${BASH_SOURCE[0]}")")/functions"
+
+cmd-google-auth-rebuild() {
+  declare desc="rebuild the auth service image from the plugin source and restart"
+  local cmd="google-auth:rebuild"
+  [[ "$1" == "$cmd" ]] && shift 1
+
+  # Starting the service already rebuilds when the Go source has moved, so this
+  # exists for the case that check cannot see: the source is unchanged but the
+  # build inputs are not — a patched base image, a half-written image, a build
+  # that failed partway.
+  local no_cache=false
+  while [[ $# -gt 0 ]]; do
+    case "$1" in
+      --no-cache) no_cache=true ;;
+      *) dokku_log_fail "usage: dokku $cmd [--no-cache]" ;;
+    esac
+    shift
+  done
+
+  fn-ga-build-image "$no_cache"
+  if fn-ga-service-running; then
+    # The image is current now, so this recreates the container without
+    # building a second time.
+    fn-ga-service-start
+  else
+    dokku_log_verbose "auth service is not running; the new image is used when it starts"
+  fi
+}
+
+cmd-google-auth-rebuild "$@"