Support for the protobuf standard lib in gRPC buck tools
Required for building P4Runtime stuff.
Also:
- support in grpc_jar for building external protobuf files
- minor code refactoring/cleanups
Change-Id: I50c09f967cc9257366eb028d4ea1502767d8d4a0
diff --git a/bucklets/grpc.bucklet b/bucklets/grpc.bucklet
index 6afcea7..f8fe579 100644
--- a/bucklets/grpc.bucklet
+++ b/bucklets/grpc.bucklet
@@ -2,17 +2,15 @@
include_defs('//bucklets/onos.bucklet')
-PROTOC_VERSION = '3.2.0'
-GRPC_PLUGIN_VERSION = '1.3.0'
+DEFAULT_PROTOC_VERSION = '3.2.0'
+DEFAULT_GRPC_PLUGIN_VERSION = '1.3.0'
-PROTOC_EXECUTABLE_BASE_URL = "https://repo1.maven.org/maven2/com/google/protobuf/protoc"
+PROTOC_RELEASE_BASE_URL = "https://github.com/google/protobuf/releases/download"
GRPC_PLUGIN_BASE_URL = "https://repo1.maven.org/maven2/io/grpc/protoc-gen-grpc-java"
PROTOC_SHA1S = {
- "protoc-3.3.0-osx-x86_64.exe":"3070e439f9557bb72fb04df631f29d7556c9029c",
- "protoc-3.3.0-linux-x86_64.exe":"e6a95fc7477c602cc402ed976d3edbd82c841879",
- "protoc-3.2.0-linux-x86_64.exe":"086893ffdc1023e503ccd0ee522ca1e6046b12a7",
- "protoc-3.2.0-osx-x86_64.exe":"87f532ef51bb314d2c5d2ba7842b39cbbdb60323"
+ "protoc-3.2.0-linux-x86_64.zip":"f418d246d183a534d9bd749e614f639a55f6829b",
+ "protoc-3.2.0-osx-x86_64.zip":"81f4fac3200ba2cb12a98df0a9ee4d1c584e9210"
}
GRPC_JAVA_SHA1S = {
@@ -29,43 +27,47 @@
os = "osx"
return "%s-%s" % ( os, arch)
-def fetch_protoc_binary(
- protoc_version = PROTOC_VERSION
+def fetch_protoc(
+ version
):
- file_name = "protoc-%s-%s.exe" % (protoc_version, get_system_arch())
+ file_name = "protoc-%s-%s.zip" % (version, get_system_arch())
if file_name not in PROTOC_SHA1S:
- raise Exception('Cannot download %s, architecture not supported' % file_name)
+ raise Exception('Cannot download %s, architecture or version not supported' % file_name)
remote_file(
- name = 'fetch-protoc-binary-' + protoc_version,
- out = 'protoc-binary',
- url = PROTOC_EXECUTABLE_BASE_URL + '/' + protoc_version + '/' + file_name,
+ name = 'protoc-release-' + version,
+ url = PROTOC_RELEASE_BASE_URL + '/v' + version + '/' + file_name,
sha1 = PROTOC_SHA1S[file_name],
)
genrule(
- name = 'prepare-protoc-executable-' + protoc_version,
- srcs = [ ':fetch-protoc-binary-' + protoc_version ],
- bash = 'cp $(location :fetch-protoc-binary-' + protoc_version +') $OUT && chmod +x $OUT',
+ name = 'protoc-exe-' + version,
+ bash = 'jar xf $(location :protoc-release-' + version + ') bin/protoc && ' +
+ 'mv bin/protoc $OUT && ' +
+ 'chmod +x $OUT',
+ out = 'protoc.exe',
executable = True,
visibility = [ "PUBLIC" ],
- out = 'protoc.exe',
+ )
+ genrule(
+ name = 'protoc-lib-' + version,
+ bash = 'jar xf $(location :protoc-release-' + version + ') include && mv include $OUT',
+ out = 'include',
+ visibility = [ "PUBLIC" ],
)
-def fetch_grpc_plugin_binary(
- grpc_plugin_version = GRPC_PLUGIN_VERSION
- ):
- file_name = "protoc-gen-grpc-java-%s-%s.exe" % (grpc_plugin_version, get_system_arch())
+def fetch_grpc_plugin(
+ version
+):
+ file_name = "protoc-gen-grpc-java-%s-%s.exe" % (version, get_system_arch())
if file_name not in GRPC_JAVA_SHA1S:
- raise Exception('Cannot download %s, architecture not supported' % file_name)
+ raise Exception('Cannot download %s, architecture or version not supported' % file_name)
remote_file(
- name = 'fetch-grpc-plugin-binary-' + grpc_plugin_version,
- out = 'grpc-plugin-binary',
- url = GRPC_PLUGIN_BASE_URL + '/' + grpc_plugin_version + '/' + file_name,
+ name = 'grpc-plugin-binary-' + version,
+ url = GRPC_PLUGIN_BASE_URL + '/' + version + '/' + file_name,
sha1 = GRPC_JAVA_SHA1S[file_name],
)
genrule(
- name = 'prepare-grpc-plugin-executable-' + grpc_plugin_version,
- srcs = [ ':fetch-grpc-plugin-binary-' + grpc_plugin_version ],
- bash = 'cp $(location :fetch-grpc-plugin-binary-' + grpc_plugin_version + ') $OUT && chmod +x $OUT',
+ name = 'grpc-plugin-exe-' + version,
+ bash = 'cp $(location :grpc-plugin-binary-' + version + ') $OUT && chmod +x $OUT',
executable = True,
visibility = [ "PUBLIC" ],
out = 'grpc-plugin.exe',
@@ -84,9 +86,12 @@
# listed in the first listed proto_path which contains the specified
# file
proto_paths = [],
+ srcs = [],
+ src_string = '', # Useful to build proto files external to the ONOS sources, using BUCK's environment variables.
proto_match_patterns = [ "**/proto/**/*.proto" ],
- protoc_version = PROTOC_VERSION,
- plugin_version = GRPC_PLUGIN_VERSION,
+ protoc_version = DEFAULT_PROTOC_VERSION,
+ plugin_version = DEFAULT_GRPC_PLUGIN_VERSION,
+ include_std_lib = False,
**kwargs
):
@@ -94,7 +99,12 @@
if name is None:
name = _get_name()
- #Create the string for the proto_path arguments (order matters, similar to classpath)
+ # Create the string for the proto_path arguments (order matters, similar to classpath)
+
+ if include_std_lib:
+ # Add protoc standard lib to the includes
+ proto_paths = ['$(location //incubator/protobuf-dependencies:protoc-lib-' + protoc_version + ')'] + proto_paths
+
if len(proto_paths) != 0:
proto_paths_string = "-I=" + reduce(lambda a,b: a +" -I=" + b, proto_paths)
else:
@@ -107,9 +117,9 @@
out = 'grpc.src.zip',
cmd = '$(location //buck-tools:grpc) $OUT '
+ '\"' + proto_paths_string + '\" '
- + '$(location //incubator/protobuf-dependencies:prepare-protoc-executable-'+ protoc_version + ') '
- + '$(location //incubator/grpc-dependencies:prepare-grpc-plugin-executable-' + plugin_version + ') '
- + '$SRCS',
+ + '$(location //incubator/protobuf-dependencies:protoc-exe-'+ protoc_version + ') '
+ + '$(location //incubator/grpc-dependencies:grpc-plugin-exe-' + plugin_version + ') '
+ + '$SRCS' + src_string,
)
osgi_jar(