mirror of
https://gitee.com/rainbond/Rainbond.git
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74 lines
2.1 KiB
Go
74 lines
2.1 KiB
Go
// RAINBOND, Application Management Platform
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// Copyright (C) 2014-2017 Goodrain Co., Ltd.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package openresty
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import (
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"fmt"
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"net/http"
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"time"
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"github.com/Sirupsen/logrus"
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)
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// Check returns if the nginx healthz endpoint is returning ok (status code 200)
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func (o *OrService) Check() error {
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url := fmt.Sprintf("http://127.0.0.1:%v/%v", o.ocfg.ListenPorts.Status, o.ocfg.HealthPath)
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timeout := o.ocfg.HealthCheckTimeout
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statusCode, err := simpleGet(url, timeout)
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if err != nil {
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logrus.Errorf("error checking %s healthz: %v", url, err)
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return err
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}
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if statusCode != 200 {
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return fmt.Errorf("ingress controller is not healthy")
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}
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url = fmt.Sprintf("http://127.0.0.1:%v/is-dynamic-lb-initialized", o.ocfg.ListenPorts.Status)
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statusCode, err = simpleGet(url, timeout)
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if err != nil {
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logrus.Errorf("error checking is-dynamic-lb-initialized: %v", err)
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return err
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}
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if statusCode != 200 {
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return fmt.Errorf("dynamic load balancer not started")
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}
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return nil
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}
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func simpleGet(url string, timeout time.Duration) (int, error) {
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client := &http.Client{
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Timeout: timeout * time.Second,
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Transport: &http.Transport{DisableKeepAlives: true},
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}
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req, err := http.NewRequest("GET", url, nil)
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if err != nil {
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return -1, err
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}
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res, err := client.Do(req)
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if err != nil {
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return -1, err
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}
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defer res.Body.Close()
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return res.StatusCode, nil
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}
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