Add support for Proxy-Wasm extensions.

Signed-off-by: John Plevyak <jplevyak@gmail.com>
Signed-off-by: Piotr Sikora <piotrsikora@google.com>

.bazelrc

@@ -109,7 +109,8 @@ build:libc++ --config=clang
 build:libc++ --action_env=CXXFLAGS=-stdlib=libc++
 build:libc++ --action_env=LDFLAGS=-stdlib=libc++
 build:libc++ --action_env=BAZEL_CXXOPTS=-stdlib=libc++
-build:libc++ --action_env=BAZEL_LINKLIBS=-l%:libc++.a:-l%:libc++abi.a:-lm
+build:libc++ --action_env=BAZEL_LINKLIBS=-l%:libc++.a:-l%:libc++abi.a
+build:libc++ --action_env=BAZEL_LINKOPTS=-lm:-pthread
 build:libc++ --define force_libcpp=enabled
 
 # Optimize build for binary size reduction.
@@ -191,6 +192,8 @@ build:remote --spawn_strategy=remote,sandboxed,local
 build:remote --strategy=Javac=remote,sandboxed,local
 build:remote --strategy=Closure=remote,sandboxed,local
 build:remote --strategy=Genrule=remote,sandboxed,local
+# rules_rust is not remote runnable (yet)
+build:remote --strategy=Rustc=sandboxed,local
 build:remote --remote_timeout=7200
 build:remote --auth_enabled=true
 build:remote --remote_download_toplevel

CODEOWNERS

@@ -80,6 +80,14 @@ extensions/filters/common/original_src @snowp @klarose
 /*/extensions/filters/listener/http_inspector @yxue @PiotrSikora @lizan
 # attribute context
 /*/extensions/filters/common/expr @kyessenov @yangminzhu @lizan
+# webassembly access logger extensions
+/*/extensions/access_loggers/wasm @jplevyak @PiotrSikora @lizan
+# webassembly bootstrap extensions
+/*/extensions/bootstrap/wasm @jplevyak @PiotrSikora @lizan
+# webassembly http extensions
+/*/extensions/filters/http/wasm @jplevyak @PiotrSikora @lizan
+# webassembly network extensions
+/*/extensions/filters/network/wasm @jplevyak @PiotrSikora @lizan
 # webassembly common extension
 /*/extensions/common/wasm @jplevyak @PiotrSikora @lizan
 # common matcher
@@ -107,6 +115,8 @@ extensions/filters/common/original_src @snowp @klarose
 /*/extensions/stat_sinks/dog_statsd @taiki45 @jmarantz
 /*/extensions/stat_sinks/hystrix @trabetti @jmarantz
 /*/extensions/stat_sinks/metrics_service @ramaraochavali @jmarantz
+# webassembly stat-sink extensions
+/*/extensions/stat_sinks/wasm @Aakash2017 @jplevyak @lizan
 /*/extensions/resource_monitors/injected_resource @eziskind @htuch
 /*/extensions/resource_monitors/common @eziskind @htuch
 /*/extensions/resource_monitors/fixed_heap @eziskind @htuch

api/BUILD

@@ -237,6 +237,7 @@ proto_library(
         "//envoy/extensions/network/socket_interface/v3:pkg",
         "//envoy/extensions/retry/host/omit_host_metadata/v3:pkg",
         "//envoy/extensions/retry/priority/previous_priorities/v3:pkg",
+        "//envoy/extensions/stat_sinks/wasm/v3:pkg",
         "//envoy/extensions/transport_sockets/alts/v3:pkg",
         "//envoy/extensions/transport_sockets/proxy_protocol/v3:pkg",
         "//envoy/extensions/transport_sockets/quic/v3:pkg",

api/envoy/extensions/access_loggers/wasm/v3/wasm.proto

@@ -12,9 +12,12 @@ option java_outer_classname = "WasmProto";
 option java_multiple_files = true;
 option (udpa.annotations.file_status).package_version_status = ACTIVE;
 
-// [[#not-implemented-hide:]
+// [#protodoc-title: Wasm access log]
+// [#extension: envoy.access_loggers.wasm]
+
 // Custom configuration for an :ref:`AccessLog <envoy_api_msg_config.accesslog.v3.AccessLog>`
-// that calls into a WASM VM.
+// that calls into a WASM VM. Configures the built-in *envoy.access_loggers.wasm*
+// AccessLog.
 message WasmAccessLog {
   envoy.extensions.wasm.v3.PluginConfig config = 1;
 }

api/envoy/extensions/filters/http/wasm/v3/wasm.proto

@@ -13,7 +13,10 @@ option java_outer_classname = "WasmProto";
 option java_multiple_files = true;
 option (udpa.annotations.file_status).package_version_status = ACTIVE;
 
-// [[#not-implemented-hide:]
+// [#protodoc-title: Wasm]
+// [#extension: envoy.filters.http.wasm]
+// Wasm :ref:`configuration overview <config_http_filters_wasm>`.
+
 message Wasm {
   // General Plugin configuration.
   envoy.extensions.wasm.v3.PluginConfig config = 1;

api/envoy/extensions/filters/network/wasm/v3/wasm.proto

@@ -13,7 +13,10 @@ option java_outer_classname = "WasmProto";
 option java_multiple_files = true;
 option (udpa.annotations.file_status).package_version_status = ACTIVE;
 
-// [[#not-implemented-hide:]
+// [#protodoc-title: Wasm]
+// [#extension: envoy.filters.network.wasm]
+// Wasm :ref:`configuration overview <config_network_filters_wasm>`.
+
 message Wasm {
   // General Plugin configuration.
   envoy.extensions.wasm.v3.PluginConfig config = 1;

api/envoy/extensions/stat_sinks/wasm/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/extensions/wasm/v3:pkg",
+        "@com_github_cncf_udpa//udpa/annotations:pkg",
+    ],
+)

api/envoy/extensions/stat_sinks/wasm/v3/wasm.proto

@@ -0,0 +1,23 @@
+syntax = "proto3";
+
+package envoy.extensions.stat_sinks.wasm.v3;
+
+import "envoy/extensions/wasm/v3/wasm.proto";
+
+import "udpa/annotations/status.proto";
+import "udpa/annotations/versioning.proto";
+import "validate/validate.proto";
+
+option java_package = "io.envoyproxy.envoy.extensions.stat_sinks.wasm.v3";
+option java_outer_classname = "WasmProto";
+option java_multiple_files = true;
+option (udpa.annotations.file_status).package_version_status = ACTIVE;
+
+// [#protodoc-title: Wasm]
+// Wasm :ref:`configuration overview <config_stat_sinks_wasm>`.
+// [#extension: envoy.stat_sinks.wasm]
+
+message Wasm {
+  // General Plugin configuration.
+  envoy.extensions.wasm.v3.PluginConfig config = 1;
+}

api/envoy/extensions/wasm/v3/wasm.proto

@@ -16,8 +16,8 @@ option java_multiple_files = true;
 option (udpa.annotations.file_status).package_version_status = ACTIVE;
 
 // [#protodoc-title: Wasm]
+// [#extension: envoy.bootstrap.wasm]
 
-// [[#not-implemented-hide:]
 // Configuration for a Wasm VM.
 // [#next-free-field: 7]
 message VmConfig {
@@ -51,7 +51,6 @@ message VmConfig {
   bool nack_on_code_cache_miss = 6;
 }
 
-// [[#not-implemented-hide:]
 // Base Configuration for Wasm Plugins e.g. filters and services.
 // [#next-free-field: 6]
 message PluginConfig {
@@ -66,9 +65,9 @@ message PluginConfig {
   string root_id = 2;
 
   // Configuration for finding or starting VM.
-  oneof vm_config {
-    VmConfig inline_vm_config = 3;
-    // In the future add referential VM configurations.
+  oneof vm {
+    VmConfig vm_config = 3;
+    // TODO: add referential VM configurations.
   }
 
   // Filter/service configuration used to configure or reconfigure a plugin
@@ -86,7 +85,6 @@ message PluginConfig {
   bool fail_open = 5;
 }
 
-// [[#not-implemented-hide:]
 // WasmService is configured as a built-in *envoy.wasm_service* :ref:`WasmService
 // <config_wasm_service>` This opaque configuration will be used to create a Wasm Service.
 message WasmService {

api/versioning/BUILD

@@ -120,6 +120,7 @@ proto_library(
         "//envoy/extensions/network/socket_interface/v3:pkg",
         "//envoy/extensions/retry/host/omit_host_metadata/v3:pkg",
         "//envoy/extensions/retry/priority/previous_priorities/v3:pkg",
+        "//envoy/extensions/stat_sinks/wasm/v3:pkg",
         "//envoy/extensions/transport_sockets/alts/v3:pkg",
         "//envoy/extensions/transport_sockets/proxy_protocol/v3:pkg",
         "//envoy/extensions/transport_sockets/quic/v3:pkg",

bazel/BUILD

@@ -287,6 +287,27 @@ config_setting(
     values = {"define": "quiche=enabled"},
 )
 
+# TODO: consider converting WAVM VM support to an extension (https://github.com/envoyproxy/envoy/issues/12574)
+config_setting(
+    name = "wasm_all",
+    values = {"define": "wasm=enabled"},
+)
+
+config_setting(
+    name = "wasm_wavm",
+    values = {"define": "wasm=wavm"},
+)
+
+config_setting(
+    name = "wasm_v8",
+    values = {"define": "wasm=v8"},
+)
+
+config_setting(
+    name = "wasm_none",
+    values = {"define": "wasm=disabled"},
+)
+
 # Alias pointing to the selected version of BoringSSL:
 # - BoringSSL FIPS from @boringssl_fips//:ssl,
 # - non-FIPS BoringSSL from @boringssl//:ssl.

bazel/crates.bzl

@@ -0,0 +1,113 @@
+"""
+cargo-raze crate workspace functions
+
+DO NOT EDIT! Replaced on runs of cargo-raze
+"""
+
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+load("@bazel_tools//tools/build_defs/repo:git.bzl", "new_git_repository")
+
+def _new_http_archive(name, **kwargs):
+    if not native.existing_rule(name):
+        http_archive(name = name, **kwargs)
+
+def _new_git_repository(name, **kwargs):
+    if not native.existing_rule(name):
+        new_git_repository(name = name, **kwargs)
+
+def raze_fetch_remote_crates():
+    _new_http_archive(
+        name = "raze__ahash__0_3_8",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/ahash/ahash-0.3.8.crate",
+        type = "tar.gz",
+        strip_prefix = "ahash-0.3.8",
+        build_file = Label("//bazel/external/cargo/remote:ahash-0.3.8.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__autocfg__1_0_0",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/autocfg/autocfg-1.0.0.crate",
+        type = "tar.gz",
+        strip_prefix = "autocfg-1.0.0",
+        build_file = Label("//bazel/external/cargo/remote:autocfg-1.0.0.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__cfg_if__0_1_10",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/cfg-if/cfg-if-0.1.10.crate",
+        type = "tar.gz",
+        strip_prefix = "cfg-if-0.1.10",
+        build_file = Label("//bazel/external/cargo/remote:cfg-if-0.1.10.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__hashbrown__0_7_2",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/hashbrown/hashbrown-0.7.2.crate",
+        type = "tar.gz",
+        strip_prefix = "hashbrown-0.7.2",
+        build_file = Label("//bazel/external/cargo/remote:hashbrown-0.7.2.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__libc__0_2_74",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/libc/libc-0.2.74.crate",
+        type = "tar.gz",
+        strip_prefix = "libc-0.2.74",
+        build_file = Label("//bazel/external/cargo/remote:libc-0.2.74.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__log__0_4_11",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/log/log-0.4.11.crate",
+        type = "tar.gz",
+        strip_prefix = "log-0.4.11",
+        build_file = Label("//bazel/external/cargo/remote:log-0.4.11.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__memory_units__0_4_0",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/memory_units/memory_units-0.4.0.crate",
+        type = "tar.gz",
+        strip_prefix = "memory_units-0.4.0",
+        build_file = Label("//bazel/external/cargo/remote:memory_units-0.4.0.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__proxy_wasm__0_1_2",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/proxy-wasm/proxy-wasm-0.1.2.crate",
+        type = "tar.gz",
+        strip_prefix = "proxy-wasm-0.1.2",
+        build_file = Label("//bazel/external/cargo/remote:proxy-wasm-0.1.2.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__wee_alloc__0_4_5",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/wee_alloc/wee_alloc-0.4.5.crate",
+        type = "tar.gz",
+        strip_prefix = "wee_alloc-0.4.5",
+        build_file = Label("//bazel/external/cargo/remote:wee_alloc-0.4.5.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__winapi__0_3_9",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/winapi/winapi-0.3.9.crate",
+        type = "tar.gz",
+        strip_prefix = "winapi-0.3.9",
+        build_file = Label("//bazel/external/cargo/remote:winapi-0.3.9.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__winapi_i686_pc_windows_gnu__0_4_0",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/winapi-i686-pc-windows-gnu/winapi-i686-pc-windows-gnu-0.4.0.crate",
+        type = "tar.gz",
+        strip_prefix = "winapi-i686-pc-windows-gnu-0.4.0",
+        build_file = Label("//bazel/external/cargo/remote:winapi-i686-pc-windows-gnu-0.4.0.BUILD"),
+    )
+
+    _new_http_archive(
+        name = "raze__winapi_x86_64_pc_windows_gnu__0_4_0",
+        url = "https://crates-io.s3-us-west-1.amazonaws.com/crates/winapi-x86_64-pc-windows-gnu/winapi-x86_64-pc-windows-gnu-0.4.0.crate",
+        type = "tar.gz",
+        strip_prefix = "winapi-x86_64-pc-windows-gnu-0.4.0",
+        build_file = Label("//bazel/external/cargo/remote:winapi-x86_64-pc-windows-gnu-0.4.0.BUILD"),
+    )

bazel/dependency_imports.bzl

@@ -5,6 +5,8 @@ load("@bazel_toolchains//rules/exec_properties:exec_properties.bzl", "create_rbe
 load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies", "go_repository")
 load("@build_bazel_rules_apple//apple:repositories.bzl", "apple_rules_dependencies")
 load("@upb//bazel:repository_defs.bzl", upb_bazel_version_repository = "bazel_version_repository")
+load("@io_bazel_rules_rust//rust:repositories.bzl", "rust_repositories")
+load("@io_bazel_rules_rust//:workspace.bzl", "bazel_version")
 load("@config_validation_pip3//:requirements.bzl", config_validation_pip_install = "pip_install")
 load("@configs_pip3//:requirements.bzl", configs_pip_install = "pip_install")
 load("@headersplit_pip3//:requirements.bzl", headersplit_pip_install = "pip_install")
@@ -23,8 +25,10 @@ def envoy_dependency_imports(go_version = GO_VERSION):
     rbe_toolchains_config()
     gazelle_dependencies()
     apple_rules_dependencies()
+    rust_repositories()
+    bazel_version(name = "bazel_version")
     upb_bazel_version_repository(name = "upb_bazel_version")
-    antlr_dependencies(471)
+    antlr_dependencies(472)
 
     custom_exec_properties(
         name = "envoy_large_machine_exec_property",

bazel/envoy_build_system.bzl

@@ -19,6 +19,10 @@ load(
     _envoy_select_google_grpc = "envoy_select_google_grpc",
     _envoy_select_hot_restart = "envoy_select_hot_restart",
     _envoy_select_new_codecs_in_integration_tests = "envoy_select_new_codecs_in_integration_tests",
+    _envoy_select_wasm = "envoy_select_wasm",
+    _envoy_select_wasm_all_v8_wavm_none = "envoy_select_wasm_all_v8_wavm_none",
+    _envoy_select_wasm_v8 = "envoy_select_wasm_v8",
+    _envoy_select_wasm_wavm = "envoy_select_wasm_wavm",
 )
 load(
     ":envoy_test.bzl",
@@ -176,6 +180,10 @@ def envoy_google_grpc_external_deps():
 envoy_select_boringssl = _envoy_select_boringssl
 envoy_select_google_grpc = _envoy_select_google_grpc
 envoy_select_hot_restart = _envoy_select_hot_restart
+envoy_select_wasm = _envoy_select_wasm
+envoy_select_wasm_all_v8_wavm_none = _envoy_select_wasm_all_v8_wavm_none
+envoy_select_wasm_wavm = _envoy_select_wasm_wavm
+envoy_select_wasm_v8 = _envoy_select_wasm_v8
 envoy_select_new_codecs_in_integration_tests = _envoy_select_new_codecs_in_integration_tests
 
 # Binary wrappers (from envoy_binary.bzl)

bazel/envoy_select.bzl

@@ -32,6 +32,36 @@ def envoy_select_hot_restart(xs, repository = ""):
         "//conditions:default": xs,
     })
 
+# Selects the given values depending on the WASM runtimes enabled in the current build.
+def envoy_select_wasm(xs):
+    return select({
+        "@envoy//bazel:wasm_none": [],
+        "//conditions:default": xs,
+    })
+
+def envoy_select_wasm_v8(xs):
+    return select({
+        "@envoy//bazel:wasm_wavm": [],
+        "@envoy//bazel:wasm_none": [],
+        "//conditions:default": xs,
+    })
+
+def envoy_select_wasm_wavm(xs):
+    return select({
+        "@envoy//bazel:wasm_all": xs,
+        "@envoy//bazel:wasm_wavm": xs,
+        "//conditions:default": [],
+    })
+
+def envoy_select_wasm_all_v8_wavm_none(xs1, xs2, xs3, xs4):
+    return select({
+        "@envoy//bazel:wasm_all": xs1,
+        "@envoy//bazel:wasm_v8": xs2,
+        "@envoy//bazel:wasm_wavm": xs3,
+        "@envoy//bazel:wasm_none": xs4,
+        "//conditions:default": xs2,
+    })
+
 # Select the given values if use legacy codecs in test is on in the current build.
 def envoy_select_new_codecs_in_integration_tests(xs, repository = ""):
     return select({