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environment.go
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environment.go
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// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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 logp
import "strings"
// Environment indicates the environment the logger is supped to be run in.
// The default logger configuration may be different for different environments.
type Environment int
const (
// DefaultEnvironment is used if the environment the process runs in is not known.
DefaultEnvironment Environment = iota
// SystemdEnvironment indicates that the process is started and managed by systemd.
SystemdEnvironment
// ContainerEnvironment indicates that the process is running within a container (docker, k8s, rkt, ...).
ContainerEnvironment
// MacOSServiceEnvironment indicates that the process is running as a daemon on macOS (e.g. managed via launchctl).
MacOSServiceEnvironment
// WindowsServiceEnvironment indicates the the process is run as a windows service.
WindowsServiceEnvironment
// InvalidEnvironment indicates that the environment name given is unknown or invalid.
InvalidEnvironment
)
const (
defaultEnvironmentString = "default"
systemdEnvironmentString = "systemd"
containerEnvironmentString = "container"
macOSServiceEnvironmentString = "macos_service"
windowsServiceEnvironmentString = "windows_service"
invalidEnvironmentString = "<invalid>"
)
// String returns the string representation the configured environment
func (v Environment) String() string {
switch v {
case DefaultEnvironment:
return defaultEnvironmentString
case SystemdEnvironment:
return systemdEnvironmentString
case ContainerEnvironment:
return containerEnvironmentString
case MacOSServiceEnvironment:
return macOSServiceEnvironmentString
case WindowsServiceEnvironment:
return windowsServiceEnvironmentString
default:
return invalidEnvironmentString
}
}
// ParseEnvironment returns the environment type by name.
// The parse is case insensitive.
// InvalidEnvironment is returned if the environment type is unknown.
func ParseEnvironment(in string) Environment {
switch strings.ToLower(in) {
case defaultEnvironmentString:
return DefaultEnvironment
case systemdEnvironmentString:
return SystemdEnvironment
case containerEnvironmentString:
return ContainerEnvironment
case macOSServiceEnvironmentString:
return MacOSServiceEnvironment
case windowsServiceEnvironmentString:
return WindowsServiceEnvironment
default:
return InvalidEnvironment
}
}