mirror of https://github.com/prometheus/prometheus
Fabian Reinartz
10 years ago
5 changed files with 5 additions and 170 deletions
@ -1,26 +0,0 @@
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# Copyright 2013 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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all: rule_checker |
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SUFFIXES: |
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include ../Makefile.INCLUDE |
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rule_checker: |
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$(MAKE) -C rule_checker
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clean: |
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$(MAKE) -C rule_checker clean
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.PHONY: clean rule_checker |
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@ -1,28 +0,0 @@
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# Copyright 2013 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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MAKE_ARTIFACTS = rule_checker
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all: rule_checker |
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SUFFIXES: |
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include ../../Makefile.INCLUDE |
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rule_checker: $(shell find . -iname '*.go') |
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$(GO) build -o rule_checker .
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clean: |
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rm -rf $(MAKE_ARTIFACTS)
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.PHONY: clean |
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@ -1,106 +0,0 @@
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// Copyright 2013 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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// Rule-Checker allows checking the validity of a Prometheus rule file. It
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// prints an error if the specified rule file is invalid, while it prints a
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// string representation of the parsed rules otherwise.
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package main |
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import ( |
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"flag" |
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"fmt" |
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"io" |
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"io/ioutil" |
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"os" |
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"github.com/prometheus/prometheus/promql" |
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) |
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var ( |
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flagset = flag.NewFlagSet(os.Args[0], flag.ExitOnError) |
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ruleFile = flagset.String("rule-file", "", "The path to the rule file to check. (Deprecated)") |
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) |
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// checkRules reads rules from in. Sucessfully read rules
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// are printed to out.
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func checkRules(filename string, in io.Reader, out io.Writer) error { |
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content, err := ioutil.ReadAll(in) |
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if err != nil { |
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return err |
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} |
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rules, err := promql.ParseStmts(string(content)) |
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if err != nil { |
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return err |
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} |
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fmt.Fprintf(os.Stderr, "%s: successfully loaded %d rules:\n", filename, len(rules)) |
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for _, rule := range rules { |
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fmt.Fprint(out, rule.String()) |
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fmt.Fprint(out, "\n") |
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} |
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return nil |
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} |
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func usage() { |
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fmt.Fprintf(os.Stderr, "usage: rule_checker [path ...]\n") |
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flagset.PrintDefaults() |
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os.Exit(2) |
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} |
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func main() { |
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flagset.Usage = usage |
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flagset.Parse(os.Args[1:]) |
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if flagset.NArg() == 0 && *ruleFile == "" { |
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if err := checkRules("<stdin>", os.Stdin, os.Stdout); err != nil { |
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fmt.Fprintf(os.Stderr, "error checking standard input: %s\n", err) |
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os.Exit(1) |
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} |
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os.Exit(0) |
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} |
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paths := flagset.Args() |
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if *ruleFile != "" { |
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paths = []string{*ruleFile} |
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fmt.Fprint(os.Stderr, "warning: usage of -rule-file is deprecated.\n") |
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} |
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failed := false |
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for _, path := range paths { |
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switch dir, err := os.Stat(path); { |
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case err != nil: |
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fmt.Fprintf(os.Stderr, "%s: error checking path: %s\n", path, err) |
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os.Exit(2) |
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case dir.IsDir(): |
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fmt.Fprintf(os.Stderr, "%s: error checking path: directories not allowed\n", path) |
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os.Exit(2) |
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default: |
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f, err := os.Open(path) |
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if err != nil { |
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fmt.Fprintf(os.Stderr, "%s: error opening file: %s\n", path, err) |
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failed = true |
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} else if err := checkRules(path, f, os.Stdout); err != nil { |
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fmt.Fprintf(os.Stderr, "%s: error checking rules: %s\n", path, err) |
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failed = true |
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} |
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f.Close() |
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} |
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} |
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if failed { |
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os.Exit(1) |
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} |
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} |
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