Add explict allow deny commands.

2026-08-06 10:45:45 -04:00
parent a3f0f8a1be
commit c15a1cc14c
15 changed files with 566 additions and 13 deletions
@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+source "$(dirname "$(dirname "${BASH_SOURCE[0]}")")/functions"
+
+cmd-google-auth-deny() {
+  declare desc="block an address even if the allow list covers it"
+  local cmd="google-auth:deny"
+  [[ "$1" == "$cmd" ]] && shift 1
+
+  if [[ $# -eq 0 ]]; then
+    dokku_log_info2 "google-auth deny list"
+    local listed found=false
+    while IFS= read -r listed; do
+      [[ -z "$listed" ]] && continue
+      dokku_log_verbose "$listed"
+      found=true
+    done < <(fn-ga-global-get-list denied-emails)
+    [[ "$found" == "false" ]] && dokku_log_verbose "(empty)"
+    return 0
+  fi
+
+  local entry
+  for entry in "$@"; do
+    fn-ga-validate-list-entry "$entry" ||
+      dokku_log_fail "invalid entry '$entry' — use a full address (former@signal.org), with no spaces or commas"
+    entry="${entry,,}"
+    [[ "$entry" == *@* ]] ||
+      dokku_log_fail "google-auth:deny takes a full address, not a domain; to stop allowing all of '$entry', run: dokku google-auth:unallow $entry"
+    fn-ga-global-list-add denied-emails "$entry"
+    dokku_log_info1 "denied: $entry ($(fn-ga-global-list-count denied-emails) denied)"
+  done
+
+  dokku_log_verbose "denied users lose access on their next request; existing sessions are not honored"
+  fn-ga-reload-service-config
+}
+
+cmd-google-auth-deny "$@"