prometheus/tools/rule_checker/main.go
2013-08-12 17:54:36 +02:00

48 lines
1.3 KiB
Go

// 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"
"github.com/golang/glog"
"github.com/prometheus/prometheus/rules"
)
var ruleFile = flag.String("ruleFile", "", "The path to the rule file to check.")
func main() {
flag.Parse()
if *ruleFile == "" {
glog.Fatal("Must provide a rule file path")
}
rules, err := rules.LoadRulesFromFile(*ruleFile)
if err != nil {
glog.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)
}
}