/
version_server.go
58 lines (49 loc) · 1.34 KB
/
version_server.go
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package rpcserver
import (
"context"
"runtime"
"time"
"github.com/companyzero/bisonrelay/clientrpc/types"
)
// versionServer is the server side implementation of the [types.VersionService].
type versionServer struct {
AppName string
AppVersion string
}
var _ types.VersionServiceServer = (*versionServer)(nil)
func (v *versionServer) Version(_ context.Context, _ *types.VersionRequest, res *types.VersionResponse) error {
*res = types.VersionResponse{
AppName: v.AppName,
AppVersion: v.AppVersion,
GoRuntime: runtime.Version(),
}
return nil
}
func (v *versionServer) KeepaliveStream(ctx context.Context, req *types.KeepaliveStreamRequest,
stream types.VersionService_KeepaliveStreamServer) error {
interval := time.Duration(req.Interval * int64(time.Millisecond))
if interval < time.Second {
interval = time.Second
}
for {
select {
case <-ctx.Done():
return ctx.Err()
case <-time.After(interval):
}
event := &types.KeepaliveEvent{
Timestamp: time.Now().Unix(),
}
err := stream.Send(event)
if err != nil {
return err
}
}
}
// InitVersionService inits and binds a VersionService server to the RPC server.
func (s *Server) InitVersionService(appName, appVersion string) {
s.services.Bind("VersionService", types.VersionServiceDefn(), &versionServer{
AppName: appName,
AppVersion: appVersion,
})
}