82 lines
1.7 KiB
Go
82 lines
1.7 KiB
Go
package main
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"time"
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)
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// Webhook collection
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var WebhookArray = []Webhook{}
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// WebHook structure
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type Webhook struct {
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// URL for the http/s request
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URL string `json:"url"`
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// Method for the http/s request
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Method string `json:"method"`
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// Code to look for when determining if the request was successful.
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// If this is not specified, request is sent and forgotten about.
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Success *int `json:"success"`
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// Timeout for the http/s request
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Timeout time.Duration `json:"timeout"`
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}
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func (w *Webhook) UnmarshalJSON(data []byte) error {
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type testAlias Webhook
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test := &testAlias{
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Timeout: time.Second * 5,
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}
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_ = json.Unmarshal(data, test)
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*w = Webhook(*test)
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return nil
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}
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func (w *Webhook) Do() error {
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req, err := http.NewRequest(w.Method, w.URL, nil)
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if err != nil {
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return err
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}
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ctx, cancel := context.WithTimeout(context.Background(), w.Timeout)
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defer cancel()
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req = req.WithContext(ctx)
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//
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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return err
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}
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resp.Body.Close()
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// If the webhook has a success statusCode, check against it
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if w.Success != nil && resp.StatusCode != *w.Success {
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return fmt.Errorf("received response code %d expected %d", resp.StatusCode, *w.Success)
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}
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return nil
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}
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// Wait for trigger events from the channel, and send webhooks when triggered
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func ServeWebhooks(ch chan struct{}) {
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for {
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// Wait for trigger
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<-ch
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// Calling webhook - one after another
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for _, v := range WebhookArray {
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log.V(0).Infof("calling webhook %v\n", v.URL)
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if err := v.Do(); err != nil {
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log.Errorf("error calling webhook %v: %v", v.URL, err)
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} else {
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log.V(0).Infof("calling webhook %v was: OK\n", v.URL)
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}
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}
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}
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}
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