/
main.go
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/
main.go
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// Copyright 2019 Antrea 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 under directory cmd parses and validates user input,
// instantiates and initializes objects imported from pkg, and runs
// the process.
package main
import (
"os"
"github.com/spf13/cobra"
"k8s.io/klog/v2"
"antrea.io/antrea/pkg/log"
"antrea.io/antrea/pkg/version"
)
func main() {
command := newAgentCommand()
if err := command.Execute(); err != nil {
os.Exit(1)
}
}
func newAgentCommand() *cobra.Command {
opts := newOptions()
cmd := &cobra.Command{
Use: "antrea-agent",
Long: "The Antrea agent runs on each node.",
Run: func(cmd *cobra.Command, args []string) {
log.InitLogs(cmd.Flags())
defer log.FlushLogs()
if err := opts.complete(args); err != nil {
klog.Fatalf("Failed to complete: %v", err)
}
if err := opts.validate(args); err != nil {
klog.Fatalf("Failed to validate: %v", err)
}
if err := run(opts); err != nil {
klog.Fatalf("Error running agent: %v", err)
}
},
Version: version.GetFullVersionWithRuntimeInfo(),
}
flags := cmd.Flags()
opts.addFlags(flags)
log.AddFlags(flags)
return cmd
}