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69 lines
1.9 KiB
69 lines
1.9 KiB
// 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/ioutil" |
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"net/http" |
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"github.com/pkg/errors" |
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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 errors.Wrap(err, "error creating a new archiver") |
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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 errors.Wrap(err, "error executing HTTP request") |
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} |
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body, err := ioutil.ReadAll(res.Body) |
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res.Body.Close() |
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if err != nil { |
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return errors.Wrap(err, "error reading the response body") |
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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 errors.Wrap(err, "error post-processing HTTP response body") |
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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 errors.Wrap(err, "error writing into the archive") |
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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 errors.Wrap(err, "error closing archive writer") |
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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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