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authorGravatar Nicolas "Pixel" Noble <pixel@nobis-crew.org>2016-04-05 00:30:40 +0200
committerGravatar Nicolas "Pixel" Noble <pixel@nobis-crew.org>2016-04-05 00:30:40 +0200
commit6415043781e0b73008b3db539f18354fe776241a (patch)
tree78fc8db5eb33ac5cdea96b0a743a57c02e9b0109 /src/core/ext/census/census_rpc_stats.h
parent1bb17d31cd00d70048c51c99ed5a827ea10389e6 (diff)
parent1b7c0a2c5cf27d7a77d9c3476fe6406a98ca3d76 (diff)
Merge branch 'master' of https://github.com/grpc/grpc into gpr_malloc_is_all
Diffstat (limited to 'src/core/ext/census/census_rpc_stats.h')
-rw-r--r--src/core/ext/census/census_rpc_stats.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/src/core/ext/census/census_rpc_stats.h b/src/core/ext/census/census_rpc_stats.h
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+/*
+ *
+ * Copyright 2015, 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.
+ *
+ */
+
+#ifndef GRPC_CORE_EXT_CENSUS_CENSUS_RPC_STATS_H
+#define GRPC_CORE_EXT_CENSUS_CENSUS_RPC_STATS_H
+
+#include <grpc/support/port_platform.h>
+#include "src/core/ext/census/census_interface.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct census_rpc_stats {
+ uint64_t cnt;
+ uint64_t rpc_error_cnt;
+ uint64_t app_error_cnt;
+ double elapsed_time_ms;
+ double api_request_bytes;
+ double wire_request_bytes;
+ double api_response_bytes;
+ double wire_response_bytes;
+};
+
+/* Creates an empty rpc stats object on heap. */
+census_rpc_stats *census_rpc_stats_create_empty(void);
+
+typedef struct census_per_method_rpc_stats {
+ const char *method;
+ census_rpc_stats minute_stats; /* cumulative stats in the past minute */
+ census_rpc_stats hour_stats; /* cumulative stats in the past hour */
+ census_rpc_stats total_stats; /* cumulative stats from last gc */
+} census_per_method_rpc_stats;
+
+typedef struct census_aggregated_rpc_stats {
+ int num_entries;
+ census_per_method_rpc_stats *stats;
+} census_aggregated_rpc_stats;
+
+/* Initializes an aggregated rpc stats object to an empty state. */
+void census_aggregated_rpc_stats_set_empty(census_aggregated_rpc_stats *data);
+
+/* Records client side stats of a rpc. */
+void census_record_rpc_client_stats(census_op_id op_id,
+ const census_rpc_stats *stats);
+
+/* Records server side stats of a rpc. */
+void census_record_rpc_server_stats(census_op_id op_id,
+ const census_rpc_stats *stats);
+
+/* The following two functions are intended for inprocess query of
+ per-service per-method stats from grpc implementations. */
+
+/* Populates *data_map with server side aggregated per-service per-method
+ stats.
+ DO NOT CALL from outside of grpc code. */
+void census_get_server_stats(census_aggregated_rpc_stats *data_map);
+
+/* Populates *data_map with client side aggregated per-service per-method
+ stats.
+ DO NOT CALL from outside of grpc code. */
+void census_get_client_stats(census_aggregated_rpc_stats *data_map);
+
+void census_stats_store_init(void);
+void census_stats_store_shutdown(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GRPC_CORE_EXT_CENSUS_CENSUS_RPC_STATS_H */