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100 lines
2.3 KiB
100 lines
2.3 KiB
// Copyright 2022 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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//go:build plugins |
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// +build plugins |
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package main |
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import ( |
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"fmt" |
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"log" |
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"os" |
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"path" |
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"path/filepath" |
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"gopkg.in/yaml.v2" |
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) |
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//go:generate go run generate.go |
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func main() { |
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data, err := os.ReadFile(filepath.Join("..", "plugins.yml")) |
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if err != nil { |
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log.Fatal(err) |
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} |
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var plugins []string |
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err = yaml.Unmarshal(data, &plugins) |
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if err != nil { |
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log.Fatal(err) |
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} |
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f, err := os.Create("plugins.go") |
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if err != nil { |
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log.Fatal(err) |
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} |
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defer f.Close() |
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_, err = f.WriteString(`// Copyright 2022 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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// This file is generated by "make plugins". |
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package plugins |
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`) |
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if err != nil { |
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log.Fatal(err) |
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} |
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if len(plugins) == 0 { |
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return |
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} |
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_, err = f.WriteString("import (\n") |
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if err != nil { |
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log.Fatal(err) |
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} |
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for i, plugin := range plugins { |
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_, err = f.WriteString(fmt.Sprintf("\t// Register %s plugin.\n", path.Base(plugin))) |
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if err != nil { |
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log.Fatal(err) |
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} |
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_, err = f.WriteString(fmt.Sprintf("\t_ \"%s\"\n", plugin)) |
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if err != nil { |
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log.Fatal(err) |
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} |
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if i < len(plugins)-1 { |
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_, err = f.WriteString("\n") |
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if err != nil { |
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log.Fatal(err) |
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} |
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} |
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} |
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_, err = f.WriteString(")\n") |
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if err != nil { |
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log.Fatal(err) |
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} |
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}
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