65 lines
1.8 KiB
Go
65 lines
1.8 KiB
Go
// Copyright 2023 Woodpecker Authors
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// Copyright 2018 Drone.IO 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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package main
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import (
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"context"
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"fmt"
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"net/http"
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"strings"
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"time"
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"github.com/rs/zerolog/log"
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"github.com/urfave/cli/v3"
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)
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const pingTimeout = 1 * time.Second
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// handles pinging the endpoint and returns an error if the
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// server is in an unhealthy state.
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func pinger(_ context.Context, c *cli.Command) error {
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scheme := "http"
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serverAddr := c.String("server-addr")
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if strings.HasPrefix(serverAddr, ":") {
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// this seems sufficient according to https://pkg.go.dev/net#Dial
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serverAddr = "localhost" + serverAddr
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}
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// if woodpecker do ssl on it's own
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if c.String("server-cert") != "" || c.Bool("lets-encrypt") {
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scheme = "https"
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}
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// create the health url
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healthURL := fmt.Sprintf("%s://%s/healthz", scheme, serverAddr)
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log.Trace().Msgf("try to ping with url '%s'", healthURL)
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// ask server if all is healthy
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client := http.Client{Timeout: pingTimeout}
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resp, err := client.Get(healthURL)
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if err != nil {
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if strings.Contains(err.Error(), "deadline exceeded") {
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return fmt.Errorf("ping timeout reached after %s", pingTimeout)
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}
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode < 200 && resp.StatusCode >= 300 {
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return fmt.Errorf("server returned bad status code")
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}
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return nil
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}
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