diff --git a/tools/Makefile b/tools/Makefile index 80b5db150e..db058c422f 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -11,7 +11,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -all: dumper pruner +all: dumper pruner rule_checker SUFFIXES: @@ -23,8 +23,12 @@ dumper: pruner: $(MAKE) -C pruner +rule_checker: + $(MAKE) -C rule_checker + clean: $(MAKE) -C dumper clean $(MAKE) -C pruner clean + $(MAKE) -C rule_checker clean -.PHONY: clean dumper pruner +.PHONY: clean dumper pruner rule_checker diff --git a/tools/rule_checker/.gitignore b/tools/rule_checker/.gitignore new file mode 100644 index 0000000000..424cf84f49 --- /dev/null +++ b/tools/rule_checker/.gitignore @@ -0,0 +1 @@ +rule_checker diff --git a/tools/rule_checker/Makefile b/tools/rule_checker/Makefile new file mode 100644 index 0000000000..e787a610a2 --- /dev/null +++ b/tools/rule_checker/Makefile @@ -0,0 +1,28 @@ +# Copyright 2013 Prometheus Team +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +MAKE_ARTIFACTS = rule_checker + +all: rule_checker + +SUFFIXES: + +include ../../Makefile.INCLUDE + +rule_checker: $(shell find . -iname '*.go') + $(GO) build -o rule_checker . + +clean: + rm -rf $(MAKE_ARTIFACTS) + +.PHONY: clean diff --git a/tools/rule_checker/main.go b/tools/rule_checker/main.go new file mode 100644 index 0000000000..2e9c3f2c9b --- /dev/null +++ b/tools/rule_checker/main.go @@ -0,0 +1,46 @@ +// Copyright 2013 Prometheus Team +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// Rule-Checker allows checking the validity of a Prometheus rule file. It +// prints an error if the specified rule file is invalid, while it prints a +// string representation of the parsed rules otherwise. +package main + +import ( + "flag" + "fmt" + "log" + + "github.com/prometheus/prometheus/rules" +) + +var ruleFile = flag.String("ruleFile", "", "The path to the rule file to check.") + +func main() { + flag.Parse() + + if *ruleFile == "" { + log.Fatal("Must provide a rule file path") + } + + rules, err := rules.LoadRulesFromFile(*ruleFile) + if err != nil { + log.Fatalf("Error loading rule file %s: %s", *ruleFile, err) + } + + fmt.Printf("Successfully loaded %d rules:\n\n", len(rules)) + + for _, rule := range rules { + fmt.Println(rule) + } +}