open-nomad/plugins/base/plugin.go
2018-08-16 16:49:09 -07:00

49 lines
1.3 KiB
Go

package base
import (
"context"
plugin "github.com/hashicorp/go-plugin"
"github.com/hashicorp/nomad/plugins/base/proto"
"google.golang.org/grpc"
)
const (
// PluginTypeBase implements the base plugin interface
PluginTypeBase = "base"
// PluginTypeDriver implements the driver plugin interface
PluginTypeDriver = "driver"
// PluginTypeDevice implements the device plugin interface
PluginTypeDevice = "device"
)
var (
// Handshake is a common handshake that is shared by all plugins and Nomad.
Handshake = plugin.HandshakeConfig{
ProtocolVersion: 1,
MagicCookieKey: "NOMAD_PLUGIN_MAGIC_COOKIE",
MagicCookieValue: "e4327c2e01eabfd75a8a67adb114fb34a757d57eee7728d857a8cec6e91a7255",
}
)
// PluginBase is wraps a BasePlugin and implements go-plugins GRPCPlugin
// interface to expose the interface over gRPC.
type PluginBase struct {
plugin.NetRPCUnsupportedPlugin
Impl BasePlugin
}
func (p *PluginBase) GRPCServer(broker *plugin.GRPCBroker, s *grpc.Server) error {
proto.RegisterBasePluginServer(s, &basePluginServer{
impl: p.Impl,
broker: broker,
})
return nil
}
func (p *PluginBase) GRPCClient(ctx context.Context, broker *plugin.GRPCBroker, c *grpc.ClientConn) (interface{}, error) {
return &BasePluginClient{Client: proto.NewBasePluginClient(c)}, nil
}