VictoriaMetrics/app/vlinsert/main.go
Zakhar Bessarab 5b3cbd4db1
app/vlinsert: add support of loki push protocol (#4482)
* app/vlinsert: add support of loki push protocol

- implemented loki push protocol for both Protobuf and JSON formats
- added examples in documentation
- added example docker-compose

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* app/vlinsert: move protobuf metric into its own file

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* deployment/docker/victorialogs/promtail: update reference to docker image

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* deployment/docker/victorialogs/promtail: make volume name unique

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* app/vlinsert/loki: add license reference

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* deployment/docker/victorialogs/promtail: fix volume name

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* docs/VictoriaLogs/data-ingestion: add stream fields for loki JSON ingestion example

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* app/vlinsert/loki: move entities to places where those are used

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* app/vlinsert/loki: refactor to use common components

- use CommonParameters from insertutils
- stop ingestion after first error similar to elasticsearch and jsonline

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

* app/vlinsert/loki: address review feedback

- add missing logstorage.PutLogRows calls
- refactor tenant ID parsing to use common function
- reduce number of allocations for parsing by reusing  logfields slices
- add tests and benchmarks for requests processing funcs

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

---------

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>
2023-07-20 16:49:43 -07:00

43 lines
1.1 KiB
Go

package vlinsert
import (
"net/http"
"strings"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/elasticsearch"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/jsonline"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/loki"
)
// Init initializes vlinsert
func Init() {
}
// Stop stops vlinsert
func Stop() {
}
// RequestHandler handles insert requests for VictoriaLogs
func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
path := r.URL.Path
if !strings.HasPrefix(path, "/insert/") {
// Skip requests, which do not start with /insert/, since these aren't our requests.
return false
}
path = strings.TrimPrefix(path, "/insert")
path = strings.ReplaceAll(path, "//", "/")
if path == "/jsonline" {
return jsonline.RequestHandler(w, r)
}
switch {
case strings.HasPrefix(path, "/elasticsearch/"):
path = strings.TrimPrefix(path, "/elasticsearch")
return elasticsearch.RequestHandler(path, w, r)
case strings.HasPrefix(path, "/loki/"):
path = strings.TrimPrefix(path, "/loki")
return loki.RequestHandler(path, w, r)
default:
return false
}
}