| # Copyright 2015, Google Inc. |
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| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| require 'grpc' |
| |
| include GRPC::Core |
| |
| shared_context 'setup: tags' do |
| let(:sent_message) { 'sent message' } |
| let(:reply_text) { 'the reply' } |
| |
| def deadline |
| Time.now + 5 |
| end |
| |
| def server_allows_client_to_proceed(metadata = {}) |
| recvd_rpc = @server.request_call |
| expect(recvd_rpc).to_not eq nil |
| server_call = recvd_rpc.call |
| ops = { CallOps::SEND_INITIAL_METADATA => metadata } |
| svr_batch = server_call.run_batch(ops) |
| expect(svr_batch.send_metadata).to be true |
| server_call |
| end |
| |
| def new_client_call |
| @ch.create_call(nil, nil, '/method', nil, deadline) |
| end |
| end |
| |
| shared_examples 'basic GRPC message delivery is OK' do |
| include GRPC::Core |
| include_context 'setup: tags' |
| |
| context 'the test channel' do |
| it 'should have a target' do |
| expect(@ch.target).to be_a(String) |
| end |
| end |
| |
| context 'a client call' do |
| it 'should have a peer' do |
| expect(new_client_call.peer).to be_a(String) |
| end |
| end |
| |
| it 'calls have peer info' do |
| call = new_client_call |
| expect(call.peer).to be_a(String) |
| end |
| |
| it 'servers receive requests from clients and can respond' do |
| call = new_client_call |
| server_call = nil |
| |
| server_thread = Thread.new do |
| server_call = server_allows_client_to_proceed |
| end |
| |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => {}, |
| CallOps::SEND_MESSAGE => sent_message |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_metadata).to be true |
| expect(batch_result.send_message).to be true |
| |
| # confirm the server can read the inbound message |
| server_thread.join |
| server_ops = { |
| CallOps::RECV_MESSAGE => nil |
| } |
| svr_batch = server_call.run_batch(server_ops) |
| expect(svr_batch.message).to eq(sent_message) |
| end |
| |
| it 'responses written by servers are received by the client' do |
| call = new_client_call |
| server_call = nil |
| |
| server_thread = Thread.new do |
| server_call = server_allows_client_to_proceed |
| end |
| |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => {}, |
| CallOps::SEND_MESSAGE => sent_message |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_metadata).to be true |
| expect(batch_result.send_message).to be true |
| |
| # confirm the server can read the inbound message |
| server_thread.join |
| server_ops = { |
| CallOps::RECV_MESSAGE => nil, |
| CallOps::SEND_MESSAGE => reply_text |
| } |
| svr_batch = server_call.run_batch(server_ops) |
| expect(svr_batch.message).to eq(sent_message) |
| expect(svr_batch.send_message).to be true |
| end |
| |
| it 'compressed messages can be sent and received' do |
| call = new_client_call |
| server_call = nil |
| long_request_str = '0' * 2000 |
| long_response_str = '1' * 2000 |
| md = { 'grpc-internal-encoding-request' => 'gzip' } |
| |
| server_thread = Thread.new do |
| server_call = server_allows_client_to_proceed(md) |
| end |
| |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => md, |
| CallOps::SEND_MESSAGE => long_request_str |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_metadata).to be true |
| expect(batch_result.send_message).to be true |
| |
| # confirm the server can read the inbound message |
| server_thread.join |
| server_ops = { |
| CallOps::RECV_MESSAGE => nil, |
| CallOps::SEND_MESSAGE => long_response_str |
| } |
| svr_batch = server_call.run_batch(server_ops) |
| expect(svr_batch.message).to eq(long_request_str) |
| expect(svr_batch.send_message).to be true |
| |
| client_ops = { |
| CallOps::SEND_CLOSE_FROM_CLIENT => nil, |
| CallOps::RECV_INITIAL_METADATA => nil, |
| CallOps::RECV_MESSAGE => nil |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_close).to be true |
| expect(batch_result.message).to eq long_response_str |
| end |
| |
| it 'servers can ignore a client write and send a status' do |
| call = new_client_call |
| server_call = nil |
| |
| server_thread = Thread.new do |
| server_call = server_allows_client_to_proceed |
| end |
| |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => {}, |
| CallOps::SEND_MESSAGE => sent_message |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_metadata).to be true |
| expect(batch_result.send_message).to be true |
| |
| # confirm the server can read the inbound message |
| the_status = Struct::Status.new(StatusCodes::OK, 'OK') |
| server_thread.join |
| server_ops = { |
| CallOps::SEND_STATUS_FROM_SERVER => the_status |
| } |
| svr_batch = server_call.run_batch(server_ops) |
| expect(svr_batch.message).to eq nil |
| expect(svr_batch.send_status).to be true |
| end |
| |
| it 'completes calls by sending status to client and server' do |
| call = new_client_call |
| server_call = nil |
| |
| server_thread = Thread.new do |
| server_call = server_allows_client_to_proceed |
| end |
| |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => {}, |
| CallOps::SEND_MESSAGE => sent_message |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_metadata).to be true |
| expect(batch_result.send_message).to be true |
| |
| # confirm the server can read the inbound message and respond |
| the_status = Struct::Status.new(StatusCodes::OK, 'OK', {}) |
| server_thread.join |
| server_ops = { |
| CallOps::RECV_MESSAGE => nil, |
| CallOps::SEND_MESSAGE => reply_text, |
| CallOps::SEND_STATUS_FROM_SERVER => the_status |
| } |
| svr_batch = server_call.run_batch(server_ops) |
| expect(svr_batch.message).to eq sent_message |
| expect(svr_batch.send_status).to be true |
| expect(svr_batch.send_message).to be true |
| |
| # confirm the client can receive the server response and status. |
| client_ops = { |
| CallOps::SEND_CLOSE_FROM_CLIENT => nil, |
| CallOps::RECV_INITIAL_METADATA => nil, |
| CallOps::RECV_MESSAGE => nil, |
| CallOps::RECV_STATUS_ON_CLIENT => nil |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_close).to be true |
| expect(batch_result.message).to eq reply_text |
| expect(batch_result.status).to eq the_status |
| |
| # confirm the server can receive the client close. |
| server_ops = { |
| CallOps::RECV_CLOSE_ON_SERVER => nil |
| } |
| svr_batch = server_call.run_batch(server_ops) |
| expect(svr_batch.send_close).to be true |
| end |
| end |
| |
| shared_examples 'GRPC metadata delivery works OK' do |
| include_context 'setup: tags' |
| |
| describe 'from client => server' do |
| before(:example) do |
| n = 7 # arbitrary number of metadata |
| diff_keys_fn = proc { |i| [format('k%d', i), format('v%d', i)] } |
| diff_keys = Hash[n.times.collect { |x| diff_keys_fn.call x }] |
| null_vals_fn = proc { |i| [format('k%d', i), format('v\0%d', i)] } |
| null_vals = Hash[n.times.collect { |x| null_vals_fn.call x }] |
| same_keys_fn = proc { |i| [format('k%d', i), [format('v%d', i)] * n] } |
| same_keys = Hash[n.times.collect { |x| same_keys_fn.call x }] |
| symbol_key = { a_key: 'a val' } |
| @valid_metadata = [diff_keys, same_keys, null_vals, symbol_key] |
| @bad_keys = [] |
| @bad_keys << { Object.new => 'a value' } |
| @bad_keys << { 1 => 'a value' } |
| end |
| |
| it 'raises an exception if a metadata key is invalid' do |
| @bad_keys.each do |md| |
| call = new_client_call |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => md |
| } |
| blk = proc do |
| call.run_batch(client_ops) |
| end |
| expect(&blk).to raise_error |
| end |
| end |
| |
| it 'sends all the metadata pairs when keys and values are valid' do |
| @valid_metadata.each do |md| |
| recvd_rpc = nil |
| rcv_thread = Thread.new do |
| recvd_rpc = @server.request_call |
| end |
| |
| call = new_client_call |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => md |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_metadata).to be true |
| |
| # confirm the server can receive the client metadata |
| rcv_thread.join |
| expect(recvd_rpc).to_not eq nil |
| recvd_md = recvd_rpc.metadata |
| replace_symbols = Hash[md.each_pair.collect { |x, y| [x.to_s, y] }] |
| expect(recvd_md).to eq(recvd_md.merge(replace_symbols)) |
| end |
| end |
| end |
| |
| describe 'from server => client' do |
| before(:example) do |
| n = 7 # arbitrary number of metadata |
| diff_keys_fn = proc { |i| [format('k%d', i), format('v%d', i)] } |
| diff_keys = Hash[n.times.collect { |x| diff_keys_fn.call x }] |
| null_vals_fn = proc { |i| [format('k%d', i), format('v\0%d', i)] } |
| null_vals = Hash[n.times.collect { |x| null_vals_fn.call x }] |
| same_keys_fn = proc { |i| [format('k%d', i), [format('v%d', i)] * n] } |
| same_keys = Hash[n.times.collect { |x| same_keys_fn.call x }] |
| symbol_key = { a_key: 'a val' } |
| @valid_metadata = [diff_keys, same_keys, null_vals, symbol_key] |
| @bad_keys = [] |
| @bad_keys << { Object.new => 'a value' } |
| @bad_keys << { 1 => 'a value' } |
| end |
| |
| it 'raises an exception if a metadata key is invalid' do |
| @bad_keys.each do |md| |
| recvd_rpc = nil |
| rcv_thread = Thread.new do |
| recvd_rpc = @server.request_call |
| end |
| |
| call = new_client_call |
| # client signals that it's done sending metadata to allow server to |
| # respond |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => nil |
| } |
| call.run_batch(client_ops) |
| |
| # server gets the invocation |
| rcv_thread.join |
| expect(recvd_rpc).to_not eq nil |
| server_ops = { |
| CallOps::SEND_INITIAL_METADATA => md |
| } |
| blk = proc do |
| recvd_rpc.call.run_batch(server_ops) |
| end |
| expect(&blk).to raise_error |
| end |
| end |
| |
| it 'sends an empty hash if no metadata is added' do |
| recvd_rpc = nil |
| rcv_thread = Thread.new do |
| recvd_rpc = @server.request_call |
| end |
| |
| call = new_client_call |
| # client signals that it's done sending metadata to allow server to |
| # respond |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => nil |
| } |
| call.run_batch(client_ops) |
| |
| # server gets the invocation but sends no metadata back |
| rcv_thread.join |
| expect(recvd_rpc).to_not eq nil |
| server_call = recvd_rpc.call |
| server_ops = { |
| CallOps::SEND_INITIAL_METADATA => nil |
| } |
| server_call.run_batch(server_ops) |
| |
| # client receives nothing as expected |
| client_ops = { |
| CallOps::RECV_INITIAL_METADATA => nil |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.metadata).to eq({}) |
| end |
| |
| it 'sends all the pairs when keys and values are valid' do |
| @valid_metadata.each do |md| |
| recvd_rpc = nil |
| rcv_thread = Thread.new do |
| recvd_rpc = @server.request_call |
| end |
| |
| call = new_client_call |
| # client signals that it's done sending metadata to allow server to |
| # respond |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => nil |
| } |
| call.run_batch(client_ops) |
| |
| # server gets the invocation but sends no metadata back |
| rcv_thread.join |
| expect(recvd_rpc).to_not eq nil |
| server_call = recvd_rpc.call |
| server_ops = { |
| CallOps::SEND_INITIAL_METADATA => md |
| } |
| server_call.run_batch(server_ops) |
| |
| # client receives nothing as expected |
| client_ops = { |
| CallOps::RECV_INITIAL_METADATA => nil |
| } |
| batch_result = call.run_batch(client_ops) |
| replace_symbols = Hash[md.each_pair.collect { |x, y| [x.to_s, y] }] |
| expect(batch_result.metadata).to eq(replace_symbols) |
| end |
| end |
| end |
| end |
| |
| describe 'the http client/server' do |
| before(:example) do |
| server_host = '0.0.0.0:0' |
| @server = GRPC::Core::Server.new(nil) |
| server_port = @server.add_http2_port(server_host, :this_port_is_insecure) |
| @server.start |
| @ch = Channel.new("0.0.0.0:#{server_port}", nil, :this_channel_is_insecure) |
| end |
| |
| after(:example) do |
| @ch.close |
| @server.close(deadline) |
| end |
| |
| it_behaves_like 'basic GRPC message delivery is OK' do |
| end |
| |
| it_behaves_like 'GRPC metadata delivery works OK' do |
| end |
| end |
| |
| describe 'the secure http client/server' do |
| include_context 'setup: tags' |
| |
| def load_test_certs |
| test_root = File.join(File.dirname(__FILE__), 'testdata') |
| files = ['ca.pem', 'server1.key', 'server1.pem'] |
| files.map { |f| File.open(File.join(test_root, f)).read } |
| end |
| |
| before(:example) do |
| certs = load_test_certs |
| server_host = '0.0.0.0:0' |
| server_creds = GRPC::Core::ServerCredentials.new( |
| nil, [{ private_key: certs[1], cert_chain: certs[2] }], false) |
| @server = GRPC::Core::Server.new(nil) |
| server_port = @server.add_http2_port(server_host, server_creds) |
| @server.start |
| args = { Channel::SSL_TARGET => 'foo.test.google.fr' } |
| @ch = Channel.new("0.0.0.0:#{server_port}", args, |
| GRPC::Core::ChannelCredentials.new(certs[0], nil, nil)) |
| end |
| |
| after(:example) do |
| @server.close(deadline) |
| end |
| |
| it_behaves_like 'basic GRPC message delivery is OK' do |
| end |
| |
| it_behaves_like 'GRPC metadata delivery works OK' do |
| end |
| |
| it 'modifies metadata with CallCredentials' do |
| auth_proc = proc { { 'k1' => 'updated-v1' } } |
| call_creds = GRPC::Core::CallCredentials.new(auth_proc) |
| md = { 'k2' => 'v2' } |
| expected_md = { 'k1' => 'updated-v1', 'k2' => 'v2' } |
| recvd_rpc = nil |
| rcv_thread = Thread.new do |
| recvd_rpc = @server.request_call |
| end |
| |
| call = new_client_call |
| call.set_credentials! call_creds |
| client_ops = { |
| CallOps::SEND_INITIAL_METADATA => md |
| } |
| batch_result = call.run_batch(client_ops) |
| expect(batch_result.send_metadata).to be true |
| |
| # confirm the server can receive the client metadata |
| rcv_thread.join |
| expect(recvd_rpc).to_not eq nil |
| recvd_md = recvd_rpc.metadata |
| replace_symbols = Hash[expected_md.each_pair.collect { |x, y| [x.to_s, y] }] |
| expect(recvd_md).to eq(recvd_md.merge(replace_symbols)) |
| end |
| end |