67 lines
1.9 KiB
Go
67 lines
1.9 KiB
Go
// Copyright 2015 The Prometheus Authors
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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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"fmt"
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"io"
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"net/http"
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)
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type debugWriterConfig struct {
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serverURL string
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tarballName string
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endPointGroups []endpointsGroup
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}
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func debugWrite(cfg debugWriterConfig) error {
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archiver, err := newTarGzFileWriter(cfg.tarballName)
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if err != nil {
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return fmt.Errorf("error creating a new archiver: %w", err)
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}
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for _, endPointGroup := range cfg.endPointGroups {
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for url, filename := range endPointGroup.urlToFilename {
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url := cfg.serverURL + url
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fmt.Println("collecting:", url)
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res, err := http.Get(url)
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if err != nil {
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return fmt.Errorf("error executing HTTP request: %w", err)
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}
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body, err := io.ReadAll(res.Body)
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res.Body.Close()
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if err != nil {
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return fmt.Errorf("error reading the response body: %w", err)
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}
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if endPointGroup.postProcess != nil {
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body, err = endPointGroup.postProcess(body)
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if err != nil {
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return fmt.Errorf("error post-processing HTTP response body: %w", err)
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}
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}
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if err := archiver.write(filename, body); err != nil {
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return fmt.Errorf("error writing into the archive: %w", err)
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}
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}
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}
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if err := archiver.close(); err != nil {
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return fmt.Errorf("error closing archive writer: %w", err)
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}
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fmt.Printf("Compiling debug information complete, all files written in %q.\n", cfg.tarballName)
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return nil
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}
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