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command.go
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command.go
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// Copyright The OpenTelemetry 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 service
import (
"flag"
"github.com/spf13/cobra"
"go.opentelemetry.io/collector/config/configtelemetry"
"go.opentelemetry.io/collector/internal/collector/telemetry"
"go.opentelemetry.io/collector/service/internal/telemetrylogs"
"go.opentelemetry.io/collector/service/parserprovider"
)
// NewCommand constructs a new cobra.Command using the given Collector.
// TODO: Make this independent of the collector internals.
func NewCommand(col *Collector) *cobra.Command {
rootCmd := &cobra.Command{
Use: col.set.BuildInfo.Command,
Version: col.set.BuildInfo.Version,
SilenceUsage: true,
RunE: func(cmd *cobra.Command, args []string) error {
return col.Run(cmd.Context())
},
}
// TODO: coalesce this code and expose this information to other components.
flagSet := new(flag.FlagSet)
addFlagsFns := []func(*flag.FlagSet){
configtelemetry.Flags,
parserprovider.Flags,
telemetry.Flags,
telemetrylogs.Flags,
}
for _, addFlags := range addFlagsFns {
addFlags(flagSet)
}
rootCmd.Flags().AddGoFlagSet(flagSet)
return rootCmd
}