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Diffstat (limited to 'src/fluent-bit/plugins/out_vivo_exporter/vivo_http.c')
-rw-r--r--src/fluent-bit/plugins/out_vivo_exporter/vivo_http.c266
1 files changed, 0 insertions, 266 deletions
diff --git a/src/fluent-bit/plugins/out_vivo_exporter/vivo_http.c b/src/fluent-bit/plugins/out_vivo_exporter/vivo_http.c
deleted file mode 100644
index efd39dcc8..000000000
--- a/src/fluent-bit/plugins/out_vivo_exporter/vivo_http.c
+++ /dev/null
@@ -1,266 +0,0 @@
-/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-
-/* Fluent Bit
- * ==========
- * Copyright (C) 2015-2023 The Fluent Bit 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 <fluent-bit/flb_output_plugin.h>
-#include <fluent-bit/flb_http_server.h>
-
-#include "vivo.h"
-#include "vivo_http.h"
-#include "vivo_stream.h"
-
-#define VIVO_CONTENT_TYPE "Content-Type"
-#define VIVO_CONTENT_TYPE_JSON "application/json"
-#define VIVO_STREAM_START_ID "Vivo-Stream-Start-ID"
-#define VIVO_STREAM_END_ID "Vivo-Stream-End-ID"
-
-static int stream_get_uri_properties(mk_request_t *request,
- int64_t *from, int64_t *to, int64_t *limit)
-{
- char *ptr;
- flb_sds_t buf;
-
- *from = -1;
- *to = -1;
- *limit = -1;
-
- buf = flb_sds_create_len(request->query_string.data, request->query_string.len);
- if (!buf) {
- return -1;
- }
-
- ptr = strstr(buf, "from=");
- if (ptr) {
- *from = atol(ptr + 5);
- }
-
- ptr = strstr(buf, "to=");
- if (ptr) {
- *to = atol(ptr + 3);
- }
-
- ptr = strstr(buf, "limit=");
- if (ptr) {
- *limit = atol(ptr + 6);
- }
-
- flb_sds_destroy(buf);
-
- return 0;
-}
-
-static void headers_set(mk_request_t *request, struct vivo_stream *vs)
-{
- struct vivo_exporter *ctx;
-
-
- /* parent context */
- ctx = vs->parent;
-
- /* content type */
- mk_http_header(request,
- VIVO_CONTENT_TYPE, sizeof(VIVO_CONTENT_TYPE) - 1,
- VIVO_CONTENT_TYPE_JSON, sizeof(VIVO_CONTENT_TYPE_JSON) - 1);
-
- /* CORS */
- if (ctx->http_cors_allow_origin) {
- mk_http_header(request,
- "Access-Control-Allow-Origin",
- sizeof("Access-Control-Allow-Origin") - 1,
- ctx->http_cors_allow_origin,
- flb_sds_len(ctx->http_cors_allow_origin));
-
- mk_http_header(request,
- "Access-Control-Allow-Headers",
- sizeof("Access-Control-Allow-Headers") - 1,
- "Origin, X-Requested-With, Content-Type, Accept",
- sizeof("Origin, X-Requested-With, Content-Type, Accept") - 1);
-
- mk_http_header(request,
- "Access-Control-Expose-Headers",
- sizeof("Access-Control-Expose-Headers") - 1,
- "vivo-stream-start-id, vivo-stream-end-id",
- sizeof("vivo-stream-start-id, vivo-stream-end-id") - 1);
-
- }
-}
-
-static void serve_content(mk_request_t *request, struct vivo_stream *vs)
-{
- int64_t from = -1;
- int64_t to = -1;
- int64_t limit = -1;
- int64_t stream_start_id = -1;
- int64_t stream_end_id = -1;
- flb_sds_t payload;
- flb_sds_t str_start;
- flb_sds_t str_end;
-
-
- if (request->query_string.len > 0) {
- stream_get_uri_properties(request, &from, &to, &limit);
- }
-
- payload = vivo_stream_get_content(vs, from, to, limit,
- &stream_start_id, &stream_end_id);
- if (!payload) {
- mk_http_status(request, 500);
- return;
- }
-
- if (flb_sds_len(payload) == 0) {
- mk_http_status(request, 200);
- headers_set(request, vs);
- flb_sds_destroy(payload);
- return;
- }
-
- mk_http_status(request, 200);
-
- /* set response headers */
- headers_set(request, vs);
-
- /* stream ids served: compose buffer and set headers */
- str_start = flb_sds_create_size(32);
- flb_sds_printf(&str_start, "%" PRId64, stream_start_id);
-
- str_end = flb_sds_create_size(32);
- flb_sds_printf(&str_end, "%" PRId64, stream_end_id);
-
- mk_http_header(request,
- VIVO_STREAM_START_ID, sizeof(VIVO_STREAM_START_ID) - 1,
- str_start, flb_sds_len(str_start));
-
- mk_http_header(request,
- VIVO_STREAM_END_ID, sizeof(VIVO_STREAM_END_ID) - 1,
- str_end, flb_sds_len(str_end));
-
- /* send payload */
- mk_http_send(request, payload, flb_sds_len(payload), NULL);
-
- /* release */
- flb_sds_destroy(payload);
- flb_sds_destroy(str_start);
- flb_sds_destroy(str_end);
-}
-
-/* HTTP endpoint: /logs */
-static void cb_logs(mk_request_t *request, void *data)
-{
- struct vivo_exporter *ctx;
-
- ctx = (struct vivo_exporter *) data;
-
- serve_content(request, ctx->stream_logs);
- mk_http_done(request);
-}
-
-/* HTTP endpoint: /metrics */
-static void cb_metrics(mk_request_t *request, void *data)
-{
- struct vivo_exporter *ctx;
-
- ctx = (struct vivo_exporter *) data;
-
- serve_content(request, ctx->stream_metrics);
- mk_http_done(request);
-}
-
-static void cb_traces(mk_request_t *request, void *data)
-{
- struct vivo_exporter *ctx;
-
- ctx = (struct vivo_exporter *) data;
-
- serve_content(request, ctx->stream_traces);
- mk_http_done(request);
-}
-
-/* HTTP endpoint: / (root) */
-static void cb_root(mk_request_t *request, void *data)
-{
- (void) data;
-
- mk_http_status(request, 200);
- mk_http_send(request, "Fluent Bit Vivo Exporter\n", 24, NULL);
- mk_http_done(request);
-}
-
-struct vivo_http *vivo_http_server_create(struct vivo_exporter *ctx,
- const char *listen,
- int tcp_port,
- struct flb_config *config)
-{
- int vid;
- char tmp[32];
- struct vivo_http *ph;
-
- ph = flb_malloc(sizeof(struct vivo_http));
- if (!ph) {
- flb_errno();
- return NULL;
- }
- ph->config = config;
-
- /* HTTP Server context */
- ph->ctx = mk_create();
- if (!ph->ctx) {
- flb_free(ph);
- return NULL;
- }
-
- /* Compose listen address */
- snprintf(tmp, sizeof(tmp) -1, "%s:%d", listen, tcp_port);
- mk_config_set(ph->ctx,
- "Listen", tmp,
- "Workers", "1",
- NULL);
-
- /* Virtual host */
- vid = mk_vhost_create(ph->ctx, NULL);
- ph->vid = vid;
-
- /* Set HTTP URI callbacks */
- mk_vhost_handler(ph->ctx, vid, "/logs", cb_logs, ctx);
- mk_vhost_handler(ph->ctx, vid, "/metrics", cb_metrics, ctx);
- mk_vhost_handler(ph->ctx, vid, "/traces", cb_traces, ctx);
- mk_vhost_handler(ph->ctx, vid, "/", cb_root, NULL);
-
- return ph;
-}
-
-void vivo_http_server_destroy(struct vivo_http *ph)
-{
- if (ph) {
- /* TODO: release mk_vhost */
- if (ph->ctx) {
- mk_destroy(ph->ctx);
- }
- flb_free(ph);
- }
-}
-
-int vivo_http_server_start(struct vivo_http *ph)
-{
- return mk_start(ph->ctx);
-}
-
-int vivo_http_server_stop(struct vivo_http *ph)
-{
- return mk_stop(ph->ctx);
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-10 07:04:19 +0000