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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| /* | ||
| Copyright 2023 The Kubernetes Authors. | ||
| 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. | ||
| */ | ||
|
|
||
| package main | ||
|
|
||
| import ( | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
| "time" | ||
|
|
||
| "k8s.io/klog/v2" | ||
|
|
||
| nfdtopologygarbagecollector "sigs.k8s.io/node-feature-discovery/pkg/nfd-topology-gc" | ||
| "sigs.k8s.io/node-feature-discovery/pkg/version" | ||
| ) | ||
|
|
||
| const ( | ||
| // ProgramName is the canonical name of this program | ||
| ProgramName = "nfd-topology-gc" | ||
| ) | ||
|
|
||
| func main() { | ||
| flags := flag.NewFlagSet(ProgramName, flag.ExitOnError) | ||
|
|
||
| printVersion := flags.Bool("version", false, "Print version and exit.") | ||
|
|
||
| args := parseArgs(flags, os.Args[1:]...) | ||
|
|
||
| if *printVersion { | ||
| fmt.Println(ProgramName, version.Get()) | ||
| os.Exit(0) | ||
| } | ||
|
|
||
| // Assert that the version is known | ||
| if version.Undefined() { | ||
| klog.Warningf("version not set! Set -ldflags \"-X sigs.k8s.io/node-feature-discovery/pkg/version.version=`git describe --tags --dirty --always`\" during build or run.") | ||
| } | ||
|
|
||
| // Get new TopologyGC instance | ||
| gc, err := nfdtopologygarbagecollector.New(args) | ||
| if err != nil { | ||
| klog.Exit(err) | ||
| } | ||
|
|
||
| if err = gc.Run(); err != nil { | ||
| klog.Exit(err) | ||
| } | ||
| } | ||
|
|
||
| func parseArgs(flags *flag.FlagSet, osArgs ...string) *nfdtopologygarbagecollector.Args { | ||
| args := initFlags(flags) | ||
|
|
||
| _ = flags.Parse(osArgs) | ||
| if len(flags.Args()) > 0 { | ||
| fmt.Fprintf(flags.Output(), "unknown command line argument: %s\n", flags.Args()[0]) | ||
| flags.Usage() | ||
| os.Exit(2) | ||
| } | ||
|
|
||
| return args | ||
| } | ||
|
|
||
| func initFlags(flagset *flag.FlagSet) *nfdtopologygarbagecollector.Args { | ||
| args := &nfdtopologygarbagecollector.Args{} | ||
|
|
||
| flagset.DurationVar(&args.GCPeriod, "gc-interval", time.Duration(1)*time.Hour, | ||
| "Interval between which Garbage Collector will try to cleanup any missed but already obsolete NodeResourceTopology. [Default: 1h]") | ||
| flagset.StringVar(&args.Kubeconfig, "kubeconfig", "", | ||
| "Kubeconfig to use") | ||
|
|
||
| klog.InitFlags(flagset) | ||
|
|
||
| return args | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| /* | ||
| Copyright 2023 The Kubernetes Authors. | ||
| 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. | ||
| */ | ||
|
|
||
| package main | ||
|
|
||
| import ( | ||
| "flag" | ||
| "testing" | ||
| "time" | ||
|
|
||
| . "github.com/smartystreets/goconvey/convey" | ||
| ) | ||
|
|
||
| func TestArgsParse(t *testing.T) { | ||
| Convey("When parsing command line arguments", t, func() { | ||
| flags := flag.NewFlagSet(ProgramName, flag.ExitOnError) | ||
|
|
||
| Convey("When valid -gc-interval is specified", func() { | ||
| args := parseArgs(flags, | ||
| "-gc-interval=30s") | ||
|
|
||
| Convey("args.GCPeriod is set to appropriate values", func() { | ||
| So(args.GCPeriod, ShouldEqual, 30*time.Second) | ||
| }) | ||
| }) | ||
|
|
||
| }) | ||
| } |
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