HTTP Basic Auth filter (#30079)

Signed-off-by: Huabing Zhao <zhaohuabing@gmail.com>

Mirrored from https://github.com/envoyproxy/envoy @ 72a247090789f6a3b131d8cb6a93949449f2a3e3

BUILD

@@ -163,6 +163,7 @@ proto_library(
         "//envoy/extensions/filters/http/aws_lambda/v3:pkg",
         "//envoy/extensions/filters/http/aws_request_signing/v3:pkg",
         "//envoy/extensions/filters/http/bandwidth_limit/v3:pkg",
+        "//envoy/extensions/filters/http/basic_auth/v3:pkg",
         "//envoy/extensions/filters/http/buffer/v3:pkg",
         "//envoy/extensions/filters/http/cache/v3:pkg",
         "//envoy/extensions/filters/http/cdn_loop/v3:pkg",

envoy/extensions/filters/http/basic_auth/v3/BUILD

@@ -0,0 +1,12 @@
+# DO NOT EDIT. This file is generated by tools/proto_format/proto_sync.py.
+
+load("@envoy_api//bazel:api_build_system.bzl", "api_proto_package")
+
+licenses(["notice"])  # Apache 2
+
+api_proto_package(
+    deps = [
+        "//envoy/config/core/v3:pkg",
+        "@com_github_cncf_udpa//udpa/annotations:pkg",
+    ],
+)

envoy/extensions/filters/http/basic_auth/v3/basic_auth.proto

@@ -0,0 +1,36 @@
+syntax = "proto3";
+
+package envoy.extensions.filters.http.basic_auth.v3;
+
+import "envoy/config/core/v3/base.proto";
+
+import "udpa/annotations/sensitive.proto";
+import "udpa/annotations/status.proto";
+
+option java_package = "io.envoyproxy.envoy.extensions.filters.http.basic_auth.v3";
+option java_outer_classname = "BasicAuthProto";
+option java_multiple_files = true;
+option go_package = "github.com/envoyproxy/go-control-plane/envoy/extensions/filters/http/basic_auth/v3;basic_authv3";
+option (udpa.annotations.file_status).package_version_status = ACTIVE;
+
+// [#protodoc-title: Basic Auth]
+// Basic Auth :ref:`configuration overview <config_http_filters_basic_auth>`.
+// [#extension: envoy.filters.http.basic_auth]
+
+// Basic HTTP authentication.
+//
+// Example:
+//
+// .. code-block:: yaml
+//
+//   users:
+//     inline_string: |-
+//       user1:{SHA}hashed_user1_password
+//       user2:{SHA}hashed_user2_password
+//
+message BasicAuth {
+  // Username-password pairs used to verify user credentials in the "Authorization" header.
+  // The value needs to be the htpasswd format.
+  // Reference to https://httpd.apache.org/docs/2.4/programs/htpasswd.html
+  config.core.v3.DataSource users = 1 [(udpa.annotations.sensitive) = true];
+}

versioning/BUILD

@@ -101,6 +101,7 @@ proto_library(
         "//envoy/extensions/filters/http/aws_lambda/v3:pkg",
         "//envoy/extensions/filters/http/aws_request_signing/v3:pkg",
         "//envoy/extensions/filters/http/bandwidth_limit/v3:pkg",
+        "//envoy/extensions/filters/http/basic_auth/v3:pkg",
         "//envoy/extensions/filters/http/buffer/v3:pkg",
         "//envoy/extensions/filters/http/cache/v3:pkg",
         "//envoy/extensions/filters/http/cdn_loop/v3:pkg",