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-rw-r--r--src/core/ext/census/gen/README.md4
-rw-r--r--src/core/ext/census/gen/trace_context.pb.c81
-rw-r--r--src/core/ext/census/gen/trace_context.pb.h99
-rw-r--r--src/proto/census/trace_context.options0
-rw-r--r--src/proto/census/trace_context.proto48
-rw-r--r--src/python/grpcio/grpc_core_dependencies.py1
6 files changed, 233 insertions, 0 deletions
diff --git a/src/core/ext/census/gen/README.md b/src/core/ext/census/gen/README.md
index 72bef6542d..fdbac1084c 100644
--- a/src/core/ext/census/gen/README.md
+++ b/src/core/ext/census/gen/README.md
@@ -4,3 +4,7 @@ Files generated for use by Census stats and trace recording subsystem.
* census.pb.{h,c} - Generated from src/core/ext/census/census.proto, using the
script `tools/codegen/core/gen_nano_proto.sh src/proto/census/census.proto
$PWD/src/core/ext/census/gen src/core/ext/census/gen`
+* trace_context.pb.{h,c} - Generated from
+ src/core/ext/census/trace_context.proto, using the script
+ `tools/codegen/core/gen_nano_proto.sh src/proto/census/trace_context.proto
+ $PWD/src/core/ext/census/gen src/core/ext/census/gen`
diff --git a/src/core/ext/census/gen/trace_context.pb.c b/src/core/ext/census/gen/trace_context.pb.c
new file mode 100644
index 0000000000..c8aea324ce
--- /dev/null
+++ b/src/core/ext/census/gen/trace_context.pb.c
@@ -0,0 +1,81 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+/* Automatically generated nanopb constant definitions */
+/* Generated by nanopb-0.3.5-dev */
+
+#include "src/core/ext/census/gen/trace_context.pb.h"
+
+#if PB_PROTO_HEADER_VERSION != 30
+#error Regenerate this file with the current version of nanopb generator.
+#endif
+
+
+
+const pb_field_t google_trace_TraceId_fields[3] = {
+ PB_FIELD( 1, FIXED64 , OPTIONAL, STATIC , FIRST, google_trace_TraceId, hi, hi, 0),
+ PB_FIELD( 2, FIXED64 , OPTIONAL, STATIC , OTHER, google_trace_TraceId, lo, hi, 0),
+ PB_LAST_FIELD
+};
+
+const pb_field_t google_trace_TraceContext_fields[4] = {
+ PB_FIELD( 1, MESSAGE , OPTIONAL, STATIC , FIRST, google_trace_TraceContext, trace_id, trace_id, &google_trace_TraceId_fields),
+ PB_FIELD( 2, FIXED64 , OPTIONAL, STATIC , OTHER, google_trace_TraceContext, span_id, trace_id, 0),
+ PB_FIELD( 3, BOOL , OPTIONAL, STATIC , OTHER, google_trace_TraceContext, is_sampled, span_id, 0),
+ PB_LAST_FIELD
+};
+
+
+/* Check that field information fits in pb_field_t */
+#if !defined(PB_FIELD_32BIT)
+/* If you get an error here, it means that you need to define PB_FIELD_32BIT
+ * compile-time option. You can do that in pb.h or on compiler command line.
+ *
+ * The reason you need to do this is that some of your messages contain tag
+ * numbers or field sizes that are larger than what can fit in 8 or 16 bit
+ * field descriptors.
+ */
+PB_STATIC_ASSERT((pb_membersize(google_trace_TraceContext, trace_id) < 65536), YOU_MUST_DEFINE_PB_FIELD_32BIT_FOR_MESSAGES_google_trace_TraceId_google_trace_TraceContext)
+#endif
+
+#if !defined(PB_FIELD_16BIT) && !defined(PB_FIELD_32BIT)
+/* If you get an error here, it means that you need to define PB_FIELD_16BIT
+ * compile-time option. You can do that in pb.h or on compiler command line.
+ *
+ * The reason you need to do this is that some of your messages contain tag
+ * numbers or field sizes that are larger than what can fit in the default
+ * 8 bit descriptors.
+ */
+PB_STATIC_ASSERT((pb_membersize(google_trace_TraceContext, trace_id) < 256), YOU_MUST_DEFINE_PB_FIELD_16BIT_FOR_MESSAGES_google_trace_TraceId_google_trace_TraceContext)
+#endif
+
+
diff --git a/src/core/ext/census/gen/trace_context.pb.h b/src/core/ext/census/gen/trace_context.pb.h
new file mode 100644
index 0000000000..263c4c58cb
--- /dev/null
+++ b/src/core/ext/census/gen/trace_context.pb.h
@@ -0,0 +1,99 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+/* Automatically generated nanopb header */
+/* Generated by nanopb-0.3.5-dev */
+
+#ifndef GRPC_CORE_EXT_CENSUS_GEN_TRACE_CONTEXT_PB_H
+#define GRPC_CORE_EXT_CENSUS_GEN_TRACE_CONTEXT_PB_H
+#include "third_party/nanopb/pb.h"
+#if PB_PROTO_HEADER_VERSION != 30
+#error Regenerate this file with the current version of nanopb generator.
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Struct definitions */
+typedef struct _google_trace_TraceId {
+ bool has_hi;
+ uint64_t hi;
+ bool has_lo;
+ uint64_t lo;
+} google_trace_TraceId;
+
+typedef struct _google_trace_TraceContext {
+ bool has_trace_id;
+ google_trace_TraceId trace_id;
+ bool has_span_id;
+ uint64_t span_id;
+ bool has_is_sampled;
+ bool is_sampled;
+} google_trace_TraceContext;
+
+/* Default values for struct fields */
+
+/* Initializer values for message structs */
+#define google_trace_TraceId_init_default {false, 0, false, 0}
+#define google_trace_TraceContext_init_default {false, google_trace_TraceId_init_default, false, 0, false, 0}
+#define google_trace_TraceId_init_zero {false, 0, false, 0}
+#define google_trace_TraceContext_init_zero {false, google_trace_TraceId_init_zero, false, 0, false, 0}
+
+/* Field tags (for use in manual encoding/decoding) */
+#define google_trace_TraceId_hi_tag 1
+#define google_trace_TraceId_lo_tag 2
+#define google_trace_TraceContext_trace_id_tag 1
+#define google_trace_TraceContext_span_id_tag 2
+#define google_trace_TraceContext_is_sampled_tag 3
+
+/* Struct field encoding specification for nanopb */
+extern const pb_field_t google_trace_TraceId_fields[3];
+extern const pb_field_t google_trace_TraceContext_fields[4];
+
+/* Maximum encoded size of messages (where known) */
+#define google_trace_TraceId_size 18
+#define google_trace_TraceContext_size 31
+
+/* Message IDs (where set with "msgid" option) */
+#ifdef PB_MSGID
+
+#define TRACE_CONTEXT_MESSAGES \
+
+
+#endif
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif
diff --git a/src/proto/census/trace_context.options b/src/proto/census/trace_context.options
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/src/proto/census/trace_context.options
diff --git a/src/proto/census/trace_context.proto b/src/proto/census/trace_context.proto
new file mode 100644
index 0000000000..a5d5a9595d
--- /dev/null
+++ b/src/proto/census/trace_context.proto
@@ -0,0 +1,48 @@
+// Copyright 2016, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+syntax = "proto3";
+
+package google.trace;
+
+// A TraceId uniquely represents a single Trace. It is a 128-bit nonce.
+message TraceId {
+ fixed64 hi = 1;
+ fixed64 lo = 2;
+}
+
+// Tracing information that is propagated with RPC's.
+message TraceContext {
+ // Trace identifer. Must be present.
+ TraceId trace_id = 1;
+ // ID of parent (client) span. Must be present.
+ fixed64 span_id = 2;
+ // true if this trace is sampled.
+ bool is_sampled = 3;
+}
diff --git a/src/python/grpcio/grpc_core_dependencies.py b/src/python/grpcio/grpc_core_dependencies.py
index 660e34d742..c3db2f98ae 100644
--- a/src/python/grpcio/grpc_core_dependencies.py
+++ b/src/python/grpcio/grpc_core_dependencies.py
@@ -255,6 +255,7 @@ CORE_SOURCE_FILES = [
'src/core/ext/census/base_resources.c',
'src/core/ext/census/context.c',
'src/core/ext/census/gen/census.pb.c',
+ 'src/core/ext/census/gen/trace_context.pb.c',
'src/core/ext/census/grpc_context.c',
'src/core/ext/census/grpc_filter.c',
'src/core/ext/census/grpc_plugin.c',