refactor(gcp_pubsub): move GCP PubSub Bridge to its own app

Fixes https://emqx.atlassian.net/browse/EMQX-9536

Note: since GCP PubSub is not shared by any authn/authz backend,
there's no need to separate its connector into another app.

apps/emqx_bridge_gcp_pubsub/rebar.config

@@ -0,0 +1,10 @@
+%% -*- mode: erlang; -*-
+{erl_opts, [debug_info]}.
+{deps, [ {emqx_connector, {path, "../../apps/emqx_connector"}}
+       , {emqx_resource, {path, "../../apps/emqx_resource"}}
+       , {emqx_bridge, {path, "../../apps/emqx_bridge"}}
+       ]}.
+
+{shell, [
+    {apps, [emqx_bridge_gcp_pubsub]}
+]}.

apps/emqx_bridge_gcp_pubsub/src/emqx_bridge_gcp_pubsub.app.src

@@ -2,7 +2,11 @@
     {description, "EMQX Enterprise GCP Pub/Sub Bridge"},
     {vsn, "0.1.0"},
     {registered, []},
-    {applications, [kernel, stdlib]},
+    {applications, [
+        kernel,
+        stdlib,
+        ehttpc
+    ]},
     {env, []},
     {modules, []},
     {links, []}

lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_gcp_pubsub.erl

@@ -2,7 +2,7 @@
 %% Copyright (c) 2022-2023 EMQ Technologies Co., Ltd. All Rights Reserved.
 %%--------------------------------------------------------------------
 
--module(emqx_ee_bridge_gcp_pubsub).
+-module(emqx_bridge_gcp_pubsub).
 
 -include_lib("typerefl/include/types.hrl").
 -include_lib("hocon/include/hoconsc.hrl").

lib-ee/emqx_ee_connector/src/emqx_ee_connector_gcp_pubsub.erl

@@ -2,7 +2,7 @@
 %% Copyright (c) 2022-2023 EMQ Technologies Co., Ltd. All Rights Reserved.
 %%--------------------------------------------------------------------
 
--module(emqx_ee_connector_gcp_pubsub).
+-module(emqx_bridge_gcp_pubsub_connector).
 
 -behaviour(emqx_resource).
 
@@ -27,7 +27,7 @@
 -export([reply_delegator/3]).
 
 -type jwt_worker() :: binary().
--type service_account_json() :: emqx_ee_bridge_gcp_pubsub:service_account_json().
+-type service_account_json() :: emqx_bridge_gcp_pubsub:service_account_json().
 -type config() :: #{
     connect_timeout := emqx_schema:duration_ms(),
     max_retries := non_neg_integer(),

lib-ee/emqx_ee_bridge/test/emqx_ee_bridge_gcp_pubsub_SUITE.erl

@@ -2,7 +2,7 @@
 %% Copyright (c) 2022-2023 EMQ Technologies Co., Ltd. All Rights Reserved.
 %%--------------------------------------------------------------------
 
--module(emqx_ee_bridge_gcp_pubsub_SUITE).
+-module(emqx_bridge_gcp_pubsub_SUITE).
 
 -compile(nowarn_export_all).
 -compile(export_all).

lib-ee/emqx_ee_bridge/src/emqx_ee_bridge.app.src

@@ -1,13 +1,14 @@
 {application, emqx_ee_bridge, [
     {description, "EMQX Enterprise data bridges"},
-    {vsn, "0.1.10"},
+    {vsn, "0.1.11"},
     {registered, []},
     {applications, [
         kernel,
         stdlib,
         emqx_ee_connector,
         telemetry,
-        emqx_bridge_kafka
+        emqx_bridge_kafka,
+        emqx_bridge_gcp_pubsub
     ]},
     {env, []},
     {modules, []},

lib-ee/emqx_ee_bridge/src/emqx_ee_bridge.erl

@@ -14,7 +14,7 @@
 
 api_schemas(Method) ->
     [
-        ref(emqx_ee_bridge_gcp_pubsub, Method),
+        ref(emqx_bridge_gcp_pubsub, Method),
         ref(emqx_bridge_kafka, Method ++ "_consumer"),
         ref(emqx_bridge_kafka, Method ++ "_producer"),
         ref(emqx_ee_bridge_mysql, Method),
@@ -42,7 +42,7 @@ schema_modules() ->
     [
         emqx_bridge_kafka,
         emqx_ee_bridge_hstreamdb,
-        emqx_ee_bridge_gcp_pubsub,
+        emqx_bridge_gcp_pubsub,
         emqx_ee_bridge_influxdb,
         emqx_ee_bridge_mongodb,
         emqx_ee_bridge_mysql,
@@ -76,7 +76,7 @@ resource_type(kafka_consumer) -> emqx_bridge_kafka_impl_consumer;
 %% to hocon; keeping this as just `kafka' for backwards compatibility.
 resource_type(kafka) -> emqx_bridge_kafka_impl_producer;
 resource_type(hstreamdb) -> emqx_ee_connector_hstreamdb;
-resource_type(gcp_pubsub) -> emqx_ee_connector_gcp_pubsub;
+resource_type(gcp_pubsub) -> emqx_bridge_gcp_pubsub_connector;
 resource_type(mongodb_rs) -> emqx_ee_connector_mongodb;
 resource_type(mongodb_sharded) -> emqx_ee_connector_mongodb;
 resource_type(mongodb_single) -> emqx_ee_connector_mongodb;
@@ -108,7 +108,7 @@ fields(bridges) ->
             )},
         {gcp_pubsub,
             mk(
-                hoconsc:map(name, ref(emqx_ee_bridge_gcp_pubsub, "config")),
+                hoconsc:map(name, ref(emqx_bridge_gcp_pubsub, "config")),
                 #{
                     desc => <<"EMQX Enterprise Config">>,
                     required => false

lib-ee/emqx_ee_connector/src/emqx_ee_connector.app.src

@@ -1,6 +1,6 @@
 {application, emqx_ee_connector, [
     {description, "EMQX Enterprise connectors"},
-    {vsn, "0.1.10"},
+    {vsn, "0.1.11"},
     {registered, []},
     {applications, [
         kernel,

mix.exs

@@ -154,7 +154,8 @@ defmodule EMQXUmbrella.MixProject do
   # need to remove those when listing `/apps/`...
   defp enterprise_umbrella_apps() do
     MapSet.new([
-      :emqx_bridge_kafka
+      :emqx_bridge_kafka,
+      :emqx_bridge_gcp_pubsub
     ])
   end
 
@@ -344,6 +345,7 @@ defmodule EMQXUmbrella.MixProject do
           emqx_ee_connector: :permanent,
           emqx_ee_bridge: :permanent,
           emqx_bridge_kafka: :permanent,
+          emqx_bridge_gcp_pubsub: :permanent,
           emqx_ee_schema_registry: :permanent
         ],
         else: []

rebar.config.erl

@@ -79,6 +79,7 @@ is_enterprise(ce) -> false;
 is_enterprise(ee) -> true.
 
 is_community_umbrella_app("apps/emqx_bridge_kafka") -> false;
+is_community_umbrella_app("apps/emqx_bridge_gcp_pubsub") -> false;
 is_community_umbrella_app(_) -> true.
 
 is_jq_supported() ->
@@ -439,6 +440,7 @@ relx_apps_per_edition(ee) ->
         emqx_ee_connector,
         emqx_ee_bridge,
         emqx_bridge_kafka,
+        emqx_bridge_gcp_pubsub,
         emqx_ee_schema_registry
     ];
 relx_apps_per_edition(ce) ->

rel/i18n/emqx_ee_bridge_gcp_pubsub.hocon

@@ -1,4 +1,4 @@
-emqx_ee_bridge_gcp_pubsub {
+emqx_bridge_gcp_pubsub {
 
 connect_timeout.desc:
 """The timeout when connecting to the HTTP server."""

rel/i18n/zh/emqx_ee_bridge_gcp_pubsub.hocon

@@ -1,4 +1,4 @@
-emqx_ee_bridge_gcp_pubsub {
+emqx_bridge_gcp_pubsub {
 
 connect_timeout.desc:
 """连接 HTTP 服务器的超时时间。"""

scripts/find-apps.sh

@@ -75,6 +75,9 @@ describe_app() {
         apps/emqx_bridge_kafka)
             profile='emqx-enterprise'
             ;;
+        apps/emqx_bridge_gcp_pubsub)
+            profile='emqx-enterprise'
+            ;;
         apps/*)
             profile='emqx'
             ;;