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ae4361cc45
Validate Minio config by checking if there is double json key in any scope level. The returned error contains the json path to the duplicated key.
150 lines
3.3 KiB
Go
150 lines
3.3 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016, 2017 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"fmt"
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"io/ioutil"
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"net"
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"net/http"
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"net/url"
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"time"
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"github.com/Sirupsen/logrus"
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)
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type webhookNotify struct {
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Enable bool `json:"enable"`
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Endpoint string `json:"endpoint"`
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}
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func (w *webhookNotify) Validate() error {
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if !w.Enable {
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return nil
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}
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if _, err := checkNetURL(w.Endpoint); err != nil {
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return err
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}
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return nil
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}
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type httpConn struct {
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*http.Client
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Endpoint string
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}
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// Lookup endpoint address by successfully dialing.
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func lookupEndpoint(u *url.URL) error {
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dialer := &net.Dialer{
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Timeout: 300 * time.Millisecond,
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KeepAlive: 300 * time.Millisecond,
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}
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nconn, err := dialer.Dial("tcp", canonicalAddr(u))
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if err != nil {
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return err
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}
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return nconn.Close()
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}
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// Initializes new webhook logrus notifier.
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func newWebhookNotify(accountID string) (*logrus.Logger, error) {
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rNotify := serverConfig.Notify.GetWebhookByID(accountID)
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if rNotify.Endpoint == "" {
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return nil, errInvalidArgument
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}
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u, err := url.Parse(rNotify.Endpoint)
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if err != nil {
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return nil, err
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}
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if err = lookupEndpoint(u); err != nil {
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return nil, err
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}
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conn := httpConn{
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// Configure aggressive timeouts for client posts.
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Client: &http.Client{
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Transport: &http.Transport{
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DialContext: (&net.Dialer{
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Timeout: 5 * time.Second,
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KeepAlive: 5 * time.Second,
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}).DialContext,
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TLSHandshakeTimeout: 3 * time.Second,
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ResponseHeaderTimeout: 3 * time.Second,
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ExpectContinueTimeout: 2 * time.Second,
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},
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},
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Endpoint: rNotify.Endpoint,
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}
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notifyLog := logrus.New()
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notifyLog.Out = ioutil.Discard
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// Set default JSON formatter.
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notifyLog.Formatter = new(logrus.JSONFormatter)
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notifyLog.Hooks.Add(conn)
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// Success
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return notifyLog, nil
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}
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// Fire is called when an event should be sent to the message broker.
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func (n httpConn) Fire(entry *logrus.Entry) error {
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body, err := entry.Reader()
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if err != nil {
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return err
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}
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req, err := http.NewRequest("POST", n.Endpoint, body)
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if err != nil {
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return err
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}
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// Set content-type.
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req.Header.Set("Content-Type", "application/json")
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// Set proper server user-agent.
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req.Header.Set("User-Agent", globalServerUserAgent)
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// Initiate the http request.
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resp, err := n.Do(req)
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if err != nil {
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return err
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}
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// Make sure to close the response body so the connection can be re-used.
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK &&
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resp.StatusCode != http.StatusAccepted &&
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resp.StatusCode != http.StatusContinue {
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return fmt.Errorf("Unable to send event %s", resp.Status)
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}
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return nil
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}
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// Levels are Required for logrus hook implementation
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func (httpConn) Levels() []logrus.Level {
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return []logrus.Level{
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logrus.InfoLevel,
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}
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}
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