76 lines
2.0 KiB
Go
76 lines
2.0 KiB
Go
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package verrpc
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import (
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"context"
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"github.com/lightningnetwork/lnd/build"
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"google.golang.org/grpc"
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"gopkg.in/macaroon-bakery.v2/bakery"
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)
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const subServerName = "VersionRPC"
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var macPermissions = map[string][]bakery.Op{
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"/verrpc.Versioner/GetVersion": {{
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Entity: "info",
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Action: "read",
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}},
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}
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// Server is an rpc server that supports querying for information about the
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// running binary.
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type Server struct{}
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// Start launches any helper goroutines required for the rpcServer to function.
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//
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// NOTE: This is part of the lnrpc.SubServer interface.
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func (s *Server) Start() error {
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return nil
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}
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// Stop signals any active goroutines for a graceful closure.
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//
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// NOTE: This is part of the lnrpc.SubServer interface.
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func (s *Server) Stop() error {
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return nil
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}
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// Name returns a unique string representation of the sub-server. This can be
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// used to identify the sub-server and also de-duplicate them.
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//
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// NOTE: This is part of the lnrpc.SubServer interface.
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func (s *Server) Name() string {
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return subServerName
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}
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// RegisterWithRootServer will be called by the root gRPC server to direct a
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// sub RPC server to register itself with the main gRPC root server. Until this
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// is called, each sub-server won't be able to have requests routed towards it.
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//
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// NOTE: This is part of the lnrpc.SubServer interface.
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func (s *Server) RegisterWithRootServer(grpcServer *grpc.Server) error {
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RegisterVersionerServer(grpcServer, s)
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log.Debugf("Versioner RPC server successfully registered with root " +
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"gRPC server")
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return nil
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}
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// GetVersion returns information about the compiled binary.
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func (s *Server) GetVersion(_ context.Context,
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_ *VersionRequest) (*Version, error) {
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return &Version{
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Commit: build.Commit,
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CommitHash: build.CommitHash,
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Version: build.Version(),
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AppMajor: uint32(build.AppMajor),
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AppMinor: uint32(build.AppMinor),
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AppPatch: uint32(build.AppPatch),
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AppPreRelease: build.AppPreRelease,
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BuildTags: build.Tags(),
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GoVersion: build.GoVersion,
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}, nil
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}
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