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config_factory.go
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/
config_factory.go
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/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* or in the "license" file accompanying this file. This file 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 config
import (
"flag"
"log"
"os"
"github.com/open-telemetry/opentelemetry-collector-contrib/confmap/provider/s3provider"
"go.opentelemetry.io/collector/confmap"
"go.opentelemetry.io/collector/confmap/converter/expandconverter"
"go.opentelemetry.io/collector/confmap/provider/envprovider"
"go.opentelemetry.io/collector/confmap/provider/fileprovider"
"go.opentelemetry.io/collector/confmap/provider/httpprovider"
"go.opentelemetry.io/collector/confmap/provider/httpsprovider"
"go.opentelemetry.io/collector/confmap/provider/yamlprovider"
"go.opentelemetry.io/collector/otelcol"
)
const (
envKey = "AOT_CONFIG_CONTENT"
)
func GetConfigProvider(flags *flag.FlagSet) otelcol.ConfigProvider {
// aws-otel-collector supports loading yaml config from Env Var
// including SSM parameter store for ECS use case
loc := getConfigFlag(flags)
if _, ok := os.LookupEnv(envKey); ok {
loc = []string{"env:" + envKey}
}
// generate the MapProviders for the Config Provider Settings
providers := []confmap.Provider{
fileprovider.New(),
envprovider.New(),
yamlprovider.New(),
httpprovider.New(),
httpsprovider.New(),
s3provider.New(),
}
mapProviders := make(map[string]confmap.Provider, len(providers))
for _, provider := range providers {
mapProviders[provider.Scheme()] = provider
}
// create Config Provider Settings
settings := otelcol.ConfigProviderSettings{
ResolverSettings: confmap.ResolverSettings{
URIs: loc,
Providers: mapProviders,
Converters: []confmap.Converter{expandconverter.New()},
},
}
// get New config Provider
config_provider, err := otelcol.NewConfigProvider(settings)
if err != nil {
log.Panicf("Err on creating Config Provider: %v\n", err)
}
return config_provider
}