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//go:build linux || freebsd
// +build linux freebsd
package daemon // import "github.com/docker/docker/daemon"
import (
"bytes"
"fmt"
"github.com/docker/docker/api/types"
"github.com/docker/docker/daemon/config"
)
// reloadPlatform updates configuration with platform specific options
// and updates the passed attributes
func (daemon *Daemon) reloadPlatform(conf *config.Config, attributes map[string]string) error {
if err := conf.ValidatePlatformConfig(); err != nil {
return err
}
if conf.IsValueSet("runtimes") {
// Always set the default one
conf.Runtimes[config.StockRuntimeName] = types.Runtime{Path: DefaultRuntimeBinary}
if err := daemon.initRuntimes(conf.Runtimes); err != nil {
return err
}
daemon.configStore.Runtimes = conf.Runtimes
}
if conf.DefaultRuntime != "" {
daemon.configStore.DefaultRuntime = conf.DefaultRuntime
}
if conf.IsValueSet("default-shm-size") {
daemon.configStore.ShmSize = conf.ShmSize
}
if conf.CgroupNamespaceMode != "" {
daemon.configStore.CgroupNamespaceMode = conf.CgroupNamespaceMode
}
if conf.IpcMode != "" {
daemon.configStore.IpcMode = conf.IpcMode
}
// Update attributes
var runtimeList bytes.Buffer
for name, rt := range daemon.configStore.Runtimes {
if runtimeList.Len() > 0 {
runtimeList.WriteRune(' ')
}
runtimeList.WriteString(fmt.Sprintf("%s:%s", name, rt.Path))
}
attributes["runtimes"] = runtimeList.String()
attributes["default-runtime"] = daemon.configStore.DefaultRuntime
attributes["default-shm-size"] = fmt.Sprintf("%d", daemon.configStore.ShmSize)
attributes["default-ipc-mode"] = daemon.configStore.IpcMode
attributes["default-cgroupns-mode"] = daemon.configStore.CgroupNamespaceMode
return nil
}
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