forked from mystiq/dex
59 lines
1.8 KiB
Go
59 lines
1.8 KiB
Go
// Copyright 2015 CoreOS, Inc.
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//
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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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"flag"
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oldlog "log"
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"os"
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"github.com/coreos/pkg/capnslog"
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)
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var logLevel = capnslog.INFO
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var log = capnslog.NewPackageLogger("github.com/coreos/pkg/capnslog/cmd", "main")
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var dlog = capnslog.NewPackageLogger("github.com/coreos/pkg/capnslog/cmd", "dolly")
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func init() {
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flag.Var(&logLevel, "log-level", "Global log level.")
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}
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func main() {
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rl := capnslog.MustRepoLogger("github.com/coreos/pkg/capnslog/cmd")
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capnslog.SetFormatter(capnslog.NewStringFormatter(os.Stderr))
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// We can parse the log level configs from the command line
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flag.Parse()
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if flag.NArg() > 1 {
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cfg, err := rl.ParseLogLevelConfig(flag.Arg(1))
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if err != nil {
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log.Fatal(err)
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}
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rl.SetLogLevel(cfg)
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log.Infof("Setting output to %s", flag.Arg(1))
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}
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// Send some messages at different levels to the different packages
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dlog.Infof("Hello Dolly")
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dlog.Warningf("Well hello, Dolly")
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log.Errorf("It's so nice to have you back where you belong")
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dlog.Debugf("You're looking swell, Dolly")
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dlog.Tracef("I can tell, Dolly")
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// We also have control over the built-in "log" package.
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capnslog.SetGlobalLogLevel(logLevel)
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oldlog.Println("You're still glowin', you're still crowin', you're still lookin' strong")
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log.Fatalf("Dolly'll never go away again")
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}
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