mirror of
https://github.com/ncarlier/webhookd.git
synced 2025-04-06 10:27:11 +00:00
93 lines
2.1 KiB
Go
93 lines
2.1 KiB
Go
package api
|
|
|
|
import (
|
|
"fmt"
|
|
"io/ioutil"
|
|
"net/http"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"github.com/ncarlier/webhookd/pkg/config"
|
|
"github.com/ncarlier/webhookd/pkg/logger"
|
|
"github.com/ncarlier/webhookd/pkg/tools"
|
|
"github.com/ncarlier/webhookd/pkg/worker"
|
|
)
|
|
|
|
var (
|
|
defaultTimeout int
|
|
scriptDir string
|
|
)
|
|
|
|
func atoiFallback(str string, fallback int) int {
|
|
if value, err := strconv.Atoi(str); err == nil && value > 0 {
|
|
return value
|
|
}
|
|
return fallback
|
|
}
|
|
|
|
// index is the main handler of the API.
|
|
func index(conf *config.Config) http.Handler {
|
|
defaultTimeout = *conf.Timeout
|
|
scriptDir = *conf.ScriptDir
|
|
return http.HandlerFunc(webhookHandler)
|
|
}
|
|
|
|
func webhookHandler(w http.ResponseWriter, r *http.Request) {
|
|
flusher, ok := w.(http.Flusher)
|
|
if !ok {
|
|
http.Error(w, "Streaming not supported!", http.StatusInternalServerError)
|
|
return
|
|
}
|
|
|
|
if r.Method != "POST" {
|
|
http.Error(w, "405 Method Not Allowed", http.StatusMethodNotAllowed)
|
|
return
|
|
}
|
|
|
|
// Get script location
|
|
p := strings.TrimPrefix(r.URL.Path, "/")
|
|
script, err := tools.ResolveScript(scriptDir, p)
|
|
if err != nil {
|
|
logger.Error.Println(err.Error())
|
|
http.Error(w, err.Error(), http.StatusNotFound)
|
|
return
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(r.Body)
|
|
if err != nil {
|
|
logger.Error.Printf("Error reading body: %v", err)
|
|
http.Error(w, "can't read body", http.StatusBadRequest)
|
|
return
|
|
}
|
|
|
|
params := tools.QueryParamsToShellVars(r.URL.Query())
|
|
params = append(params, tools.HTTPHeadersToShellVars(r.Header)...)
|
|
|
|
// logger.Debug.Printf("API REQUEST: \"%s\" with params %s...\n", p, params)
|
|
|
|
// Create work
|
|
timeout := atoiFallback(r.Header.Get("X-Hook-Timeout"), defaultTimeout)
|
|
work := worker.NewWorkRequest(p, script, string(body), params, timeout)
|
|
|
|
// Put work in queue
|
|
worker.WorkQueue <- *work
|
|
|
|
w.Header().Set("Content-Type", "text/event-stream")
|
|
w.Header().Set("Cache-Control", "no-cache")
|
|
w.Header().Set("Connection", "keep-alive")
|
|
w.Header().Set("Access-Control-Allow-Origin", "*")
|
|
|
|
for {
|
|
msg, open := <-work.MessageChan
|
|
|
|
if !open {
|
|
break
|
|
}
|
|
|
|
fmt.Fprintf(w, "data: %s\n\n", msg)
|
|
|
|
// Flush the data immediatly instead of buffering it for later.
|
|
flusher.Flush()
|
|
}
|
|
}
|