Test: build against Envoy

Signed-off-by: mathetake <takeshi@tetrate.io>

BUILD

@@ -37,3 +37,75 @@ cc_library(
         "@wasm_c_api//:wasmtime_lib",
     ],
 )
+
+cc_library(
+    name = "common_lib",
+    srcs = glob([
+        "src/*.h",
+        "src/*.cc",
+        "src/common/*.h",
+        "src/common/*.cc",
+        "src/third_party/*.h",
+        "src/third_party/*.cc",
+    ]),
+    deps = [
+        ":include",
+        "//external:abseil_flat_hash_map",
+        "//external:abseil_optional",
+        "//external:abseil_strings",
+        "//external:protobuf",
+        "//external:ssl",
+        "//external:zlib",
+        "@proxy_wasm_cpp_sdk//:api_lib",
+        "@proxy_wasm_cpp_sdk//:common_lib",
+    ],
+)
+
+cc_library(
+    name = "null_lib",
+    srcs = glob([
+        "src/null/*.cc",
+    ]),
+    deps = [
+        ":common_lib",
+    ],
+)
+
+cc_library(
+    name = "v8_lib",
+    srcs = glob([
+        "src/v8/*.cc",
+    ]),
+    deps = [
+        ":common_lib",
+        "//external:wee8",
+    ],
+)
+
+cc_library(
+    name = "wavm_lib",
+    srcs = glob([
+        "src/wavm/*.cc",
+    ]),
+    copts = [
+        '-DWAVM_API=""',
+        "-Wno-non-virtual-dtor",
+        "-Wno-old-style-cast",
+    ],
+    deps = [
+        ":common_lib",
+        "@envoy//bazel/foreign_cc:wavm",
+    ],
+)
+
+cc_library(
+    name = "wasmtime_lib",
+    srcs = glob([
+        "src/wasmtime/*.h",
+        "src/wasmtime/*.cc",
+    ]),
+    deps = [
+        ":common_lib",
+        "@com_github_wasm_c_api//:wasmtime_lib",
+    ],
+)

WORKSPACE

@@ -7,3 +7,23 @@ proxy_wasm_cpp_host_dependencies()
 load("@proxy_wasm_cpp_host//bazel:dependencies_extra.bzl", proxy_wasm_cpp_host_dependencies_extra = "dependencies_extra")
 
 proxy_wasm_cpp_host_dependencies_extra()
+
+load("@envoy//bazel:api_binding.bzl", "envoy_api_binding")
+
+envoy_api_binding()
+
+load("@envoy//bazel:api_repositories.bzl", "envoy_api_dependencies")
+
+envoy_api_dependencies()
+
+load("@envoy//bazel:repositories.bzl", "envoy_dependencies")
+
+envoy_dependencies()
+
+load("@envoy//bazel:repositories_extra.bzl", "envoy_dependencies_extra")
+
+envoy_dependencies_extra()
+
+load("@envoy//bazel:dependency_imports.bzl", "envoy_dependency_imports")
+
+envoy_dependency_imports()

bazel/dependencies.bzl

@@ -14,7 +14,8 @@
 
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
-def dependencies():
+def dependencies(name = ""):
+    _envoy_deps()
     _http_archives()
 
 def _http_archives():
@@ -57,10 +58,9 @@ def _http_archives():
 
     http_archive(
         name = "com_google_absl",
-        sha256 = "19391fb4882601a65cb648d638c11aa301ce5f525ef02da1a9eafd22f72d7c59",
-        strip_prefix = "abseil-cpp-37dd2562ec830d547a1524bb306be313ac3f2556",
-        # 2020-01-29
-        urls = ["https://github.com/abseil/abseil-cpp/archive/37dd2562ec830d547a1524bb306be313ac3f2556.tar.gz"],
+        sha256 = "e3812f256dd7347a33bf9d93a950cf356c61c0596842ff07d8154cd415145d83",
+        strip_prefix = "abseil-cpp-5d8fc9192245f0ea67094af57399d7931d6bd53f",
+        urls = ["https://github.com/abseil/abseil-cpp/archive/5d8fc9192245f0ea67094af57399d7931d6bd53f.tar.gz"],
     )
 
     http_archive(
@@ -84,4 +84,20 @@ def _http_archives():
         sha256 = "59621f4011a95df270748dcc0ec1cc51946473f0e140d4848a2f20c8719e43aa",
         strip_prefix = "protobuf-655310ca192a6e3a050e0ca0b7084a2968072260",
         url = "https://github.com/protocolbuffers/protobuf/archive/655310ca192a6e3a050e0ca0b7084a2968072260.tar.gz",
+        patches = ["@envoy//bazel:protobuf.patch"],
+        patch_args = ["-p1"],
+    )
+
+def _envoy_deps():
+    native.new_local_repository(
+        name = "envoy_build_config",
+        path = "bazel/external/envoy",
+        build_file_content = "",
+    )
+
+    http_archive(
+        name = "envoy",
+        sha256 = "910ef0c163a0b9ff34506a6c787de7239d8f57c558ef8db92b3c71d15fc3a281",
+        strip_prefix = "envoy-0f7952d1850be92620f2add304c8d95fce028f93",
+        url = "https://github.com/envoyproxy/envoy/archive/0f7952d1850be92620f2add304c8d95fce028f93.tar.gz",
     )

bazel/external/envoy/extensions_build_config.bzl

@@ -0,0 +1,154 @@
+# See bazel/README.md for details on how this system works.
+EXTENSIONS = {
+    #
+    # Access loggers
+    #
+    "envoy.access_loggers.file": "//source/extensions/access_loggers/file:config",
+    "envoy.access_loggers.wasm": "//source/extensions/access_loggers/wasm:config",
+
+    #
+    # WASM
+    #
+    "envoy.bootstrap.wasm": "//source/extensions/bootstrap/wasm:config",
+
+    #
+    # HTTP filters
+    #
+    "envoy.filters.http.router": "//source/extensions/filters/http/router:config",
+    "envoy.filters.http.wasm": "//source/extensions/filters/http/wasm:config",
+
+    #
+    # Listener filters
+    #
+    "envoy.filters.listener.http_inspector": "//source/extensions/filters/listener/http_inspector:config",
+    # NOTE: The original_dst filter is implicitly loaded if original_dst functionality is
+    #       configured on the listener. Do not remove it in that case or configs will fail to load.
+    "envoy.filters.listener.original_dst": "//source/extensions/filters/listener/original_dst:config",
+    "envoy.filters.listener.original_src": "//source/extensions/filters/listener/original_src:config",
+    # NOTE: The proxy_protocol filter is implicitly loaded if proxy_protocol functionality is
+    #       configured on the listener. Do not remove it in that case or configs will fail to load.
+    "envoy.filters.listener.proxy_protocol": "//source/extensions/filters/listener/proxy_protocol:config",
+    "envoy.filters.listener.tls_inspector": "//source/extensions/filters/listener/tls_inspector:config",
+
+    #
+    # Network filters
+    #
+    "envoy.filters.network.client_ssl_auth": "//source/extensions/filters/network/client_ssl_auth:config",
+    "envoy.filters.network.direct_response": "//source/extensions/filters/network/direct_response:config",
+    "envoy.filters.network.dubbo_proxy": "//source/extensions/filters/network/dubbo_proxy:config",
+    "envoy.filters.network.echo": "//source/extensions/filters/network/echo:config",
+    "envoy.filters.network.ext_authz": "//source/extensions/filters/network/ext_authz:config",
+    "envoy.filters.network.http_connection_manager": "//source/extensions/filters/network/http_connection_manager:config",
+    # WiP
+    "envoy.filters.network.kafka_broker": "//source/extensions/filters/network/kafka:kafka_broker_config_lib",
+    "envoy.filters.network.local_ratelimit": "//source/extensions/filters/network/local_ratelimit:config",
+    "envoy.filters.network.mongo_proxy": "//source/extensions/filters/network/mongo_proxy:config",
+    "envoy.filters.network.mysql_proxy": "//source/extensions/filters/network/mysql_proxy:config",
+    "envoy.filters.network.postgres_proxy": "//source/extensions/filters/network/postgres_proxy:config",
+    "envoy.filters.network.ratelimit": "//source/extensions/filters/network/ratelimit:config",
+    "envoy.filters.network.rbac": "//source/extensions/filters/network/rbac:config",
+    "envoy.filters.network.redis_proxy": "//source/extensions/filters/network/redis_proxy:config",
+    "envoy.filters.network.rocketmq_proxy": "//source/extensions/filters/network/rocketmq_proxy:config",
+    "envoy.filters.network.tcp_proxy": "//source/extensions/filters/network/tcp_proxy:config",
+    "envoy.filters.network.thrift_proxy": "//source/extensions/filters/network/thrift_proxy:config",
+    "envoy.filters.network.sni_cluster": "//source/extensions/filters/network/sni_cluster:config",
+    "envoy.filters.network.sni_dynamic_forward_proxy": "//source/extensions/filters/network/sni_dynamic_forward_proxy:config",
+    "envoy.filters.network.wasm": "//source/extensions/filters/network/wasm:config",
+    "envoy.filters.network.zookeeper_proxy": "//source/extensions/filters/network/zookeeper_proxy:config",
+
+    #
+    # UDP filters
+    #
+    "envoy.filters.udp_listener.dns_filter": "//source/extensions/filters/udp/dns_filter:config",
+    "envoy.filters.udp_listener.udp_proxy": "//source/extensions/filters/udp/udp_proxy:config",
+
+    #
+    # Resource monitors
+    #
+    "envoy.resource_monitors.fixed_heap": "//source/extensions/resource_monitors/fixed_heap:config",
+    "envoy.resource_monitors.injected_resource": "//source/extensions/resource_monitors/injected_resource:config",
+
+    #
+    # Stat sinks
+    #
+    "envoy.stat_sinks.dog_statsd": "//source/extensions/stat_sinks/dog_statsd:config",
+    "envoy.stat_sinks.hystrix": "//source/extensions/stat_sinks/hystrix:config",
+    "envoy.stat_sinks.metrics_service": "//source/extensions/stat_sinks/metrics_service:config",
+    "envoy.stat_sinks.statsd": "//source/extensions/stat_sinks/statsd:config",
+    "envoy.stat_sinks.wasm": "//source/extensions/stat_sinks/wasm:config",
+
+    #
+    # Thrift filters
+    #
+    "envoy.filters.thrift.router": "//source/extensions/filters/network/thrift_proxy/router:config",
+    "envoy.filters.thrift.ratelimit": "//source/extensions/filters/network/thrift_proxy/filters/ratelimit:config",
+
+    #
+    # Tracers
+    #
+    "envoy.tracers.dynamic_ot": "//source/extensions/tracers/dynamic_ot:config",
+    "envoy.tracers.lightstep": "//source/extensions/tracers/lightstep:config",
+    "envoy.tracers.datadog": "//source/extensions/tracers/datadog:config",
+    "envoy.tracers.zipkin": "//source/extensions/tracers/zipkin:config",
+    "envoy.tracers.opencensus": "//source/extensions/tracers/opencensus:config",
+    # WiP
+    "envoy.tracers.xray": "//source/extensions/tracers/xray:config",
+    "envoy.tracers.skywalking": "//source/extensions/tracers/skywalking:config",
+
+    #
+    # Transport sockets
+    #
+    "envoy.transport_sockets.alts": "//source/extensions/transport_sockets/alts:config",
+    "envoy.transport_sockets.upstream_proxy_protocol": "//source/extensions/transport_sockets/proxy_protocol:upstream_config",
+    "envoy.transport_sockets.raw_buffer": "//source/extensions/transport_sockets/raw_buffer:config",
+    "envoy.transport_sockets.tap": "//source/extensions/transport_sockets/tap:config",
+    "envoy.transport_sockets.quic": "//source/extensions/quic_listeners/quiche:quic_factory_lib",
+
+    #
+    # Retry host predicates
+    #
+    "envoy.retry_host_predicates.previous_hosts": "//source/extensions/retry/host/previous_hosts:config",
+    "envoy.retry_host_predicates.omit_canary_hosts": "//source/extensions/retry/host/omit_canary_hosts:config",
+    "envoy.retry_host_predicates.omit_host_metadata": "//source/extensions/retry/host/omit_host_metadata:config",
+
+    #
+    # Retry priorities
+    #
+    "envoy.retry_priorities.previous_priorities": "//source/extensions/retry/priority/previous_priorities:config",
+
+    #
+    # CacheFilter plugins
+    #
+    "envoy.filters.http.cache.simple_http_cache": "//source/extensions/filters/http/cache/simple_http_cache:simple_http_cache_lib",
+
+    #
+    # Internal redirect predicates
+    #
+    "envoy.internal_redirect_predicates.allow_listed_routes": "//source/extensions/internal_redirect/allow_listed_routes:config",
+    "envoy.internal_redirect_predicates.previous_routes": "//source/extensions/internal_redirect/previous_routes:config",
+    "envoy.internal_redirect_predicates.safe_cross_scheme": "//source/extensions/internal_redirect/safe_cross_scheme:config",
+
+    #
+    # Http Upstreams (excepting envoy.upstreams.http.generic which is hard-coded into the build so not registered here)
+    #
+    "envoy.upstreams.http.http": "//source/extensions/upstreams/http/http:config",
+    "envoy.upstreams.http.tcp": "//source/extensions/upstreams/http/tcp:config",
+
+    #
+    # Watchdog actions
+    #
+    "envoy.watchdog.profile_action": "//source/extensions/watchdog/profile_action:config",
+
+    #
+    # WebAssembly runtimes
+    #
+    "envoy.wasm.runtime.null": "//source/extensions/wasm_runtime/null:config",
+    "envoy.wasm.runtime.v8": "//source/extensions/wasm_runtime/v8:config",
+    "envoy.wasm.runtime.wavm": "//source/extensions/wasm_runtime/wavm:config",
+    "envoy.wasm.runtime.wasmtime": "//source/extensions/wasm_runtime/wasmtime:config",
+}
+
+# These can be changed to ["//visibility:public"], for  downstream builds which
+# need to directly reference Envoy extensions.
+EXTENSION_CONFIG_VISIBILITY = ["//:extension_config"]
+EXTENSION_PACKAGE_VISIBILITY = ["//:extension_library"]

bazel/get_workspace_status

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+# This file was imported from https://github.com/bazelbuild/bazel at d6fec93.
+
+# This script will be run bazel when building process starts to
+# generate key-value information that represents the status of the
+# workspace. The output should be like
+#
+# KEY1 VALUE1
+# KEY2 VALUE2
+#
+# If the script exits with non-zero code, it's considered as a failure
+# and the output will be discarded.
+
+# For Envoy in particular, we want to force binaries to relink when the Git
+# SHA changes (https://github.com/envoyproxy/envoy/issues/2551). This can be
+# done by prefixing keys with "STABLE_". To avoid breaking compatibility with
+# other status scripts, this one still echos the non-stable ("volatile") names.
+
+# If this SOURCE_VERSION file exists then it must have been placed here by a
+# distribution doing a non-git, source build.
+# Distributions would be expected to echo the commit/tag as BUILD_SCM_REVISION
+if [ -f SOURCE_VERSION ]
+then
+    echo "BUILD_SCM_REVISION $(cat SOURCE_VERSION)"
+    echo "STABLE_BUILD_SCM_REVISION $(cat SOURCE_VERSION)"
+    echo "BUILD_SCM_STATUS Distribution"
+    exit 0
+fi
+
+# The code below presents an implementation that works for git repository
+git_rev=$(git rev-parse HEAD) || exit 1
+echo "BUILD_SCM_REVISION ${git_rev}"
+echo "STABLE_BUILD_SCM_REVISION ${git_rev}"
+
+# Check whether there are any uncommitted changes
+tree_status="Clean"
+git diff-index --quiet HEAD -- || {
+    tree_status="Modified"
+}
+echo "BUILD_SCM_STATUS ${tree_status}"
+echo "STABLE_BUILD_SCM_STATUS ${tree_status}"

test/integration/BUILD

@@ -0,0 +1,12 @@
+load(
+    "@envoy//bazel:envoy_build_system.bzl",
+    "envoy_cc_binary",
+)
+
+envoy_cc_binary(
+    name = "envoy",
+    repository = "@envoy",
+    deps = [
+        "@envoy//source/exe:envoy_main_entry_lib",
+    ],
+)