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hostconfig_unix.go
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hostconfig_unix.go
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// +build !windows
package container
import "strings"
// IsValid indicates if an isolation technology is valid
func (i Isolation) IsValid() bool {
return i.IsDefault()
}
// IsPrivate indicates whether container uses its private network stack.
func (n NetworkMode) IsPrivate() bool {
return !(n.IsHost() || n.IsContainer())
}
// IsDefault indicates whether container uses the default network stack.
func (n NetworkMode) IsDefault() bool {
return n == "default"
}
// NetworkName returns the name of the network stack.
func (n NetworkMode) NetworkName() string {
if n.IsBridge() {
return "bridge"
} else if n.IsHost() {
return "host"
} else if n.IsContainer() {
return "container"
} else if n.IsNone() {
return "none"
} else if n.IsDefault() {
return "default"
} else if n.IsUserDefined() {
return n.UserDefined()
}
return ""
}
// IsBridge indicates whether container uses the bridge network stack
func (n NetworkMode) IsBridge() bool {
return n == "bridge"
}
// IsHost indicates whether container uses the host network stack.
func (n NetworkMode) IsHost() bool {
return n == "host"
}
// IsContainer indicates whether container uses a container network stack.
func (n NetworkMode) IsContainer() bool {
parts := strings.SplitN(string(n), ":", 2)
return len(parts) > 1 && parts[0] == "container"
}
// IsNone indicates whether container isn't using a network stack.
func (n NetworkMode) IsNone() bool {
return n == "none"
}
// ConnectedContainer is the id of the container which network this container is connected to.
func (n NetworkMode) ConnectedContainer() string {
parts := strings.SplitN(string(n), ":", 2)
if len(parts) > 1 {
return parts[1]
}
return ""
}
// IsUserDefined indicates user-created network
func (n NetworkMode) IsUserDefined() bool {
return !n.IsDefault() && !n.IsBridge() && !n.IsHost() && !n.IsNone() && !n.IsContainer()
}
//UserDefined indicates user-created network
func (n NetworkMode) UserDefined() string {
if n.IsUserDefined() {
return string(n)
}
return ""
}