moby/runconfig/config_unix.go
David Calavera 6549d6517b Move VolumeDriver to HostConfig to make containers portable.
Signed-off-by: David Calavera <david.calavera@gmail.com>
2015-09-04 12:42:44 -04:00

53 lines
1.7 KiB
Go

// +build !windows
package runconfig
// ContainerConfigWrapper is a Config wrapper that hold the container Config (portable)
// and the corresponding HostConfig (non-portable).
type ContainerConfigWrapper struct {
*Config
InnerHostConfig *HostConfig `json:"HostConfig,omitempty"`
Cpuset string `json:",omitempty"` // Deprecated. Exported for backwards compatibility.
*HostConfig // Deprecated. Exported to read attributes from json that are not in the inner host config structure.
}
// getHostConfig gets the HostConfig of the Config.
// It's mostly there to handle Deprecated fields of the ContainerConfigWrapper
func (w *ContainerConfigWrapper) getHostConfig() *HostConfig {
hc := w.HostConfig
if hc == nil && w.InnerHostConfig != nil {
hc = w.InnerHostConfig
} else if w.InnerHostConfig != nil {
if hc.Memory != 0 && w.InnerHostConfig.Memory == 0 {
w.InnerHostConfig.Memory = hc.Memory
}
if hc.MemorySwap != 0 && w.InnerHostConfig.MemorySwap == 0 {
w.InnerHostConfig.MemorySwap = hc.MemorySwap
}
if hc.CPUShares != 0 && w.InnerHostConfig.CPUShares == 0 {
w.InnerHostConfig.CPUShares = hc.CPUShares
}
if hc.CpusetCpus != "" && w.InnerHostConfig.CpusetCpus == "" {
w.InnerHostConfig.CpusetCpus = hc.CpusetCpus
}
if hc.VolumeDriver != "" && w.InnerHostConfig.VolumeDriver == "" {
w.InnerHostConfig.VolumeDriver = hc.VolumeDriver
}
hc = w.InnerHostConfig
}
if hc != nil {
if w.Cpuset != "" && hc.CpusetCpus == "" {
hc.CpusetCpus = w.Cpuset
}
}
// Make sure NetworkMode has an acceptable value. We do this to ensure
// backwards compatible API behaviour.
hc = SetDefaultNetModeIfBlank(hc)
return hc
}