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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* CTraces
* =======
* Copyright 2022 The CTraces Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <ctraces/ctraces.h>
#include <ctraces/ctr_resource.h>
struct ctrace_resource *ctr_resource_create()
{
struct ctrace_resource *res;
struct ctrace_attributes *attr;
res = calloc(1, sizeof(struct ctrace_resource));
if (!res) {
ctr_errno();
return NULL;
}
attr = ctr_attributes_create();
if (!attr) {
ctr_resource_destroy(res);
return NULL;
}
res->attr = attr;
return res;
}
struct ctrace_resource *ctr_resource_create_default()
{
struct ctrace_resource *res;
res = ctr_resource_create();
if (!res) {
return NULL;
}
/* some default attributes */
ctr_attributes_set_string(res->attr, "service.name", "Fluent Bit");
ctr_attributes_set_int64(res->attr, "release_year", 2014);
return res;
}
int ctr_resource_set_attributes(struct ctrace_resource *res, struct ctrace_attributes *attr)
{
if (!attr) {
return -1;
}
if (res->attr) {
ctr_attributes_destroy(res->attr);
}
res->attr = attr;
return 0;
}
void ctr_resource_set_dropped_attr_count(struct ctrace_resource *res, uint32_t count)
{
res->dropped_attr_count = count;
}
void ctr_resource_destroy(struct ctrace_resource *res)
{
if (res->attr) {
ctr_attributes_destroy(res->attr);
}
free(res);
}
/*
* resource_span API
* -----------------
*/
/* creates a resource_span context */
struct ctrace_resource_span *ctr_resource_span_create(struct ctrace *ctx)
{
struct ctrace_resource_span *resource_span;
resource_span = calloc(1, sizeof(struct ctrace_resource_span));
if (!resource_span) {
ctr_errno();
return NULL;
}
cfl_list_init(&resource_span->scope_spans);
/* link to ctraces context */
cfl_list_add(&resource_span->_head, &ctx->resource_spans);
/* create an empty resource */
resource_span->resource = ctr_resource_create();
if (!resource_span->resource) {
free(resource_span);
return NULL;
}
return resource_span;
}
struct ctrace_resource *ctr_resource_span_get_resource(struct ctrace_resource_span *resource_span)
{
return resource_span->resource;
}
/* Set the schema_url for a resource_span */
int ctr_resource_span_set_schema_url(struct ctrace_resource_span *resource_span, char *url)
{
if (resource_span->schema_url) {
cfl_sds_destroy(resource_span->schema_url);
}
resource_span->schema_url = cfl_sds_create(url);
if (!resource_span->schema_url) {
return -1;
}
return 0;
}
void ctr_resource_span_destroy(struct ctrace_resource_span *resource_span)
{
struct cfl_list *tmp;
struct cfl_list *head;
struct ctrace_scope_span *scope_span;
/* release resource if set */
if (resource_span->resource) {
ctr_resource_destroy(resource_span->resource);
}
if (resource_span->schema_url) {
cfl_sds_destroy(resource_span->schema_url);
}
/* remove scope spans */
cfl_list_foreach_safe(head, tmp, &resource_span->scope_spans) {
scope_span = cfl_list_entry(head, struct ctrace_scope_span, _head);
ctr_scope_span_destroy(scope_span);
}
free(resource_span);
}
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