mirror of https://github.com/poanetwork/gecko.git
51 lines
1.4 KiB
Go
51 lines
1.4 KiB
Go
// (c) 2019-2020, Ava Labs, Inc. All rights reserved.
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// See the file LICENSE for licensing terms.
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package rpcchainvm
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import (
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"golang.org/x/net/context"
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"google.golang.org/grpc"
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"github.com/hashicorp/go-plugin"
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"github.com/ava-labs/gecko/snow/engine/snowman"
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"github.com/ava-labs/gecko/vms/rpcchainvm/vmproto"
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)
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// Handshake is a common handshake that is shared by plugin and host.
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var Handshake = plugin.HandshakeConfig{
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ProtocolVersion: 1,
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MagicCookieKey: "VM_PLUGIN",
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MagicCookieValue: "dynamic",
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}
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// PluginMap is the map of plugins we can dispense.
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var PluginMap = map[string]plugin.Plugin{
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"vm": &Plugin{},
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}
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// Plugin is the implementation of plugin.Plugin so we can serve/consume this.
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// We also implement GRPCPlugin so that this plugin can be served over gRPC.
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type Plugin struct {
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plugin.NetRPCUnsupportedPlugin
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// Concrete implementation, written in Go. This is only used for plugins
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// that are written in Go.
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vm snowman.ChainVM
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}
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// New ...
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func New(vm snowman.ChainVM) *Plugin { return &Plugin{vm: vm} }
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// GRPCServer ...
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func (p *Plugin) GRPCServer(broker *plugin.GRPCBroker, s *grpc.Server) error {
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vmproto.RegisterVMServer(s, NewServer(p.vm, broker))
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return nil
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}
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// GRPCClient ...
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func (p *Plugin) GRPCClient(ctx context.Context, broker *plugin.GRPCBroker, c *grpc.ClientConn) (interface{}, error) {
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return NewClient(vmproto.NewVMClient(c), broker), nil
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}
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