harness-drone/engine/compiler/parse/node_network.go
2016-04-16 00:51:05 -07:00

68 lines
1.3 KiB
Go

package parse
import (
"fmt"
"gopkg.in/yaml.v2"
)
// NetworkNode represents a Docker network.
type NetworkNode struct {
NodeType
root *RootNode
Name string
Driver string
DriverOpts map[string]string
}
// Root returns the root node.
func (n *NetworkNode) Root() *RootNode { return n.root }
//
// intermediate types for yaml decoding.
//
// network is an intermediate type used for decoding a networks in a format
// compatible with docker-compose.yml
type network struct {
Name string
Driver string
DriverOpts map[string]string `yaml:"driver_opts"`
}
// networkList is an intermediate type used for decoding a slice of networks
// in a format compatible with docker-compose.yml
type networkList struct {
networks []*network
}
func (n *networkList) UnmarshalYAML(unmarshal func(interface{}) error) error {
slice := yaml.MapSlice{}
err := unmarshal(&slice)
if err != nil {
return err
}
for _, s := range slice {
nn := network{}
out, err := yaml.Marshal(s.Value)
if err != nil {
return err
}
err = yaml.Unmarshal(out, &nn)
if err != nil {
return err
}
if nn.Name == "" {
nn.Name = fmt.Sprintf("%v", s.Key)
}
if nn.Driver == "" {
nn.Driver = "bridge"
}
n.networks = append(n.networks, &nn)
}
return err
}