85 lines
2.3 KiB
Go
85 lines
2.3 KiB
Go
package runconfig
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import (
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"fmt"
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"strings"
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)
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// IsDefault indicates whether container uses the default network stack.
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func (n NetworkMode) IsDefault() bool {
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return n == "default"
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}
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// IsHyperV indicates the use of a Hyper-V partition for isolation
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func (i IsolationLevel) IsHyperV() bool {
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return strings.ToLower(string(i)) == "hyperv"
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}
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// IsProcess indicates the use of process isolation
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func (i IsolationLevel) IsProcess() bool {
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return strings.ToLower(string(i)) == "process"
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}
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// IsValid indicates is an isolation level is valid
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func (i IsolationLevel) IsValid() bool {
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return i.IsDefault() || i.IsHyperV() || i.IsProcess()
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}
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// DefaultDaemonNetworkMode returns the default network stack the daemon should
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// use.
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func DefaultDaemonNetworkMode() NetworkMode {
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return NetworkMode("default")
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}
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// NetworkName returns the name of the network stack.
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func (n NetworkMode) NetworkName() string {
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if n.IsDefault() {
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return "default"
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}
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return ""
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}
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// MergeConfigs merges the specified container Config and HostConfig.
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// It creates a ContainerConfigWrapper.
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func MergeConfigs(config *Config, hostConfig *HostConfig) *ContainerConfigWrapper {
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return &ContainerConfigWrapper{
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config,
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hostConfig,
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}
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}
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// IsPreDefinedNetwork indicates if a network is predefined by the daemon
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func IsPreDefinedNetwork(network string) bool {
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return false
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}
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// ValidateNetMode ensures that the various combinations of requested
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// network settings are valid.
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func ValidateNetMode(c *Config, hc *HostConfig) error {
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// We may not be passed a host config, such as in the case of docker commit
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if hc == nil {
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return nil
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}
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parts := strings.Split(string(hc.NetworkMode), ":")
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switch mode := parts[0]; mode {
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case "default", "none":
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default:
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return fmt.Errorf("invalid --net: %s", hc.NetworkMode)
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}
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return nil
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}
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// ValidateIsolationLevel performs platform specific validation of the
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// isolation level in the hostconfig structure. Windows supports 'default' (or
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// blank), 'process', or 'hyperv'.
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func ValidateIsolationLevel(hc *HostConfig) error {
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// We may not be passed a host config, such as in the case of docker commit
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if hc == nil {
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return nil
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}
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if !hc.Isolation.IsValid() {
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return fmt.Errorf("invalid --isolation: %q. Windows supports 'default', 'process', or 'hyperv'", hc.Isolation)
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}
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return nil
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}
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