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package config // import "github.com/docker/docker/daemon/config"
import (
"context"
"os"
"path/filepath"
"github.com/containerd/log"
)
const (
// StockRuntimeName is used by the 'default-runtime' flag in dockerd as the
// default value. On Windows keep this empty so the value is auto-detected
// based on other options.
StockRuntimeName = ""
)
// BridgeConfig is meant to store all the parameters for both the bridge driver and the default bridge network. On
// Windows: 1. "bridge" in this context reference the nat driver and the default nat network; 2. the nat driver has no
// specific parameters, so this struct effectively just stores parameters for the default nat network.
type BridgeConfig struct {
DefaultBridgeConfig
}
type DefaultBridgeConfig struct {
commonBridgeConfig
// MTU is not actually used on Windows, but the --mtu option has always
// been there on Windows (but ignored).
MTU int `json:"mtu,omitempty"`
}
// Config defines the configuration of a docker daemon.
// It includes json tags to deserialize configuration from a file
// using the same names that the flags in the command line uses.
type Config struct {
CommonConfig
// Fields below here are platform specific. (There are none presently
// for the Windows daemon.)
}
// GetExecRoot returns the user configured Exec-root
func (conf *Config) GetExecRoot() string {
return ""
}
// GetInitPath returns the configured docker-init path
func (conf *Config) GetInitPath() string {
return ""
}
// IsSwarmCompatible defines if swarm mode can be enabled in this config
func (conf *Config) IsSwarmCompatible() error {
return nil
}
// ValidatePlatformConfig checks if any platform-specific configuration settings are invalid.
func (conf *Config) ValidatePlatformConfig() error {
if conf.MTU != 0 && conf.MTU != DefaultNetworkMtu {
log.G(context.TODO()).Warn(`WARNING: MTU for the default network is not configurable on Windows, and this option will be ignored.`)
}
return nil
}
// IsRootless returns conf.Rootless on Linux but false on Windows
func (conf *Config) IsRootless() bool {
return false
}
func setPlatformDefaults(cfg *Config) error {
cfg.Root = filepath.Join(os.Getenv("programdata"), "docker")
cfg.ExecRoot = filepath.Join(os.Getenv("programdata"), "docker", "exec-root")
cfg.Pidfile = filepath.Join(cfg.Root, "docker.pid")
return nil
}
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