1 files changed, 340 insertions, 0 deletions
diff --git a/src/spdk/lib/log_rpc/log_rpc.c b/src/spdk/lib/log_rpc/log_rpc.c
new file mode 100644
index 000000000..78b74c1f5
--- /dev/null
+++ b/src/spdk/lib/log_rpc/log_rpc.c
@@ -0,0 +1,340 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation.
+ *   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 Intel Corporation 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.
+ */
+
+#include "spdk/rpc.h"
+#include "spdk/util.h"
+
+#include "spdk_internal/log.h"
+
+struct rpc_log_flag {
+	char *flag;
+};
+
+struct rpc_log_level {
+	char *level;
+};
+
+static void
+free_rpc_log_flag(struct rpc_log_flag *p)
+{
+	free(p->flag);
+}
+
+static void
+free_rpc_log_level(struct rpc_log_level *p)
+{
+	free(p->level);
+}
+
+static const struct spdk_json_object_decoder rpc_log_flag_decoders[] = {
+	{"flag", offsetof(struct rpc_log_flag, flag), spdk_json_decode_string},
+};
+
+static const struct spdk_json_object_decoder rpc_log_level_decoders[] = {
+	{"level", offsetof(struct rpc_log_level, level), spdk_json_decode_string},
+};
+
+static int
+_parse_log_level(char *level)
+{
+	if (!strcasecmp(level, "ERROR")) {
+		return SPDK_LOG_ERROR;
+	} else if (!strcasecmp(level, "WARNING")) {
+		return SPDK_LOG_WARN;
+	} else if (!strcasecmp(level, "NOTICE")) {
+		return SPDK_LOG_NOTICE;
+	} else if (!strcasecmp(level, "INFO")) {
+		return SPDK_LOG_INFO;
+	} else if (!strcasecmp(level, "DEBUG")) {
+		return SPDK_LOG_DEBUG;
+	}
+	return -1;
+}
+
+static const char *
+_log_get_level_name(int level)
+{
+	if (level == SPDK_LOG_ERROR) {
+		return "ERROR";
+	} else if (level == SPDK_LOG_WARN) {
+		return "WARNING";
+	} else if (level == SPDK_LOG_NOTICE) {
+		return "NOTICE";
+	} else if (level == SPDK_LOG_INFO) {
+		return "INFO";
+	} else if (level == SPDK_LOG_DEBUG) {
+		return "DEBUG";
+	}
+	return NULL;
+}
+
+static void
+rpc_log_set_print_level(struct spdk_jsonrpc_request *request,
+			const struct spdk_json_val *params)
+{
+	struct rpc_log_level req = {};
+	int level;
+	struct spdk_json_write_ctx *w;
+
+	if (spdk_json_decode_object(params, rpc_log_level_decoders,
+				    SPDK_COUNTOF(rpc_log_level_decoders), &req)) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "spdk_json_decode_object failed\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "spdk_json_decode_object failed");
+		goto invalid;
+	}
+
+	level = _parse_log_level(req.level);
+	if (level == -1) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "tried to set invalid log level\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						 "invalid log level");
+		goto invalid;
+	}
+
+	spdk_log_set_print_level(level);
+	free_rpc_log_level(&req);
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_bool(w, true);
+	spdk_jsonrpc_end_result(request, w);
+	return;
+
+invalid:
+	free_rpc_log_level(&req);
+}
+SPDK_RPC_REGISTER("log_set_print_level", rpc_log_set_print_level,
+		  SPDK_RPC_STARTUP | SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(log_set_print_level, set_log_print_level)
+
+static void
+rpc_log_get_print_level(struct spdk_jsonrpc_request *request,
+			const struct spdk_json_val *params)
+{
+	struct spdk_json_write_ctx *w;
+	int level;
+	const char *name;
+
+	if (params != NULL) {
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						 "log_get_print_level requires no parameters");
+		return;
+	}
+
+	level = spdk_log_get_print_level();
+	name = _log_get_level_name(level);
+	if (name == NULL) {
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "invalid log level");
+		return;
+	}
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_string(w, name);
+
+	spdk_jsonrpc_end_result(request, w);
+}
+SPDK_RPC_REGISTER("log_get_print_level", rpc_log_get_print_level,
+		  SPDK_RPC_STARTUP | SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(log_get_print_level, get_log_print_level)
+
+static void
+rpc_log_set_level(struct spdk_jsonrpc_request *request,
+		  const struct spdk_json_val *params)
+{
+	struct rpc_log_level req = {};
+	int level;
+	struct spdk_json_write_ctx *w;
+
+	if (spdk_json_decode_object(params, rpc_log_level_decoders,
+				    SPDK_COUNTOF(rpc_log_level_decoders), &req)) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "spdk_json_decode_object failed\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "spdk_json_decode_object failed");
+		goto invalid;
+	}
+
+	level = _parse_log_level(req.level);
+	if (level == -1) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "tried to set invalid log level\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						 "invalid log level");
+		goto invalid;
+	}
+
+
+	spdk_log_set_level(level);
+	free_rpc_log_level(&req);
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_bool(w, true);
+	spdk_jsonrpc_end_result(request, w);
+	return;
+
+invalid:
+	free_rpc_log_level(&req);
+}
+SPDK_RPC_REGISTER("log_set_level", rpc_log_set_level, SPDK_RPC_STARTUP | SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(log_set_level, set_log_level)
+
+static void
+rpc_log_get_level(struct spdk_jsonrpc_request *request,
+		  const struct spdk_json_val *params)
+{
+	struct spdk_json_write_ctx *w;
+	int level;
+	const char *name;
+
+	if (params != NULL) {
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						 "log_get_level requires no parameters");
+		return;
+	}
+
+	level = spdk_log_get_level();
+	name = _log_get_level_name(level);
+	if (name == NULL) {
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "invalid log level");
+		return;
+	}
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_string(w, name);
+
+	spdk_jsonrpc_end_result(request, w);
+}
+SPDK_RPC_REGISTER("log_get_level", rpc_log_get_level, SPDK_RPC_STARTUP | SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(log_get_level, get_log_level)
+
+static void
+rpc_log_set_flag(struct spdk_jsonrpc_request *request,
+		 const struct spdk_json_val *params)
+{
+	struct rpc_log_flag req = {};
+	struct spdk_json_write_ctx *w;
+
+	if (spdk_json_decode_object(params, rpc_log_flag_decoders,
+				    SPDK_COUNTOF(rpc_log_flag_decoders), &req)) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "spdk_json_decode_object failed\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "spdk_json_decode_object failed");
+		goto invalid;
+	}
+
+	if (req.flag == 0) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "invalid flag 0\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						 "invalid flag 0");
+		goto invalid;
+	}
+
+	spdk_log_set_flag(req.flag);
+	free_rpc_log_flag(&req);
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_bool(w, true);
+	spdk_jsonrpc_end_result(request, w);
+	return;
+
+invalid:
+	free_rpc_log_flag(&req);
+}
+SPDK_RPC_REGISTER("log_set_flag", rpc_log_set_flag, SPDK_RPC_STARTUP | SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(log_set_flag, set_log_flag)
+
+static void
+rpc_log_clear_flag(struct spdk_jsonrpc_request *request,
+		   const struct spdk_json_val *params)
+{
+	struct rpc_log_flag req = {};
+	struct spdk_json_write_ctx *w;
+
+	if (spdk_json_decode_object(params, rpc_log_flag_decoders,
+				    SPDK_COUNTOF(rpc_log_flag_decoders), &req)) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "spdk_json_decode_object failed\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "spdk_json_decode_object failed");
+		goto invalid;
+	}
+
+	if (req.flag == 0) {
+		SPDK_DEBUGLOG(SPDK_LOG_LOG_RPC, "Invalid flag 0\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						 "invalid flag 0");
+		goto invalid;
+	}
+
+	spdk_log_clear_flag(req.flag);
+	free_rpc_log_flag(&req);
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_bool(w, true);
+	spdk_jsonrpc_end_result(request, w);
+	return;
+
+invalid:
+	free_rpc_log_flag(&req);
+}
+SPDK_RPC_REGISTER("log_clear_flag", rpc_log_clear_flag,
+		  SPDK_RPC_STARTUP | SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(log_clear_flag, clear_log_flag)
+
+static void
+rpc_log_get_flags(struct spdk_jsonrpc_request *request,
+		  const struct spdk_json_val *params)
+{
+	struct spdk_json_write_ctx *w;
+	struct spdk_log_flag *flag;
+
+	if (params != NULL) {
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						 "log_get_flags requires no parameters");
+		return;
+	}
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_object_begin(w);
+	flag = spdk_log_get_first_flag();
+	while (flag) {
+		spdk_json_write_name(w, flag->name);
+		spdk_json_write_bool(w, flag->enabled);
+		flag = spdk_log_get_next_flag(flag);
+	}
+	spdk_json_write_object_end(w);
+	spdk_jsonrpc_end_result(request, w);
+}
+SPDK_RPC_REGISTER("log_get_flags", rpc_log_get_flags, SPDK_RPC_STARTUP | SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(log_get_flags, get_log_flags)
+
+SPDK_LOG_REGISTER_COMPONENT("log_rpc", SPDK_LOG_LOG_RPC)