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package main
import (
"context"
"fmt"
"log"
"net"
"github.com/ketsuna-org/sovrabase/internal/config"
pb "github.com/ketsuna-org/sovrabase/pkg/proto"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
)
type server struct {
pb.UnimplementedForwardCommandServiceServer
nodeClients map[string]pb.ForwardCommandServiceClient
}
func (s *server) ForwardCommand(ctx context.Context, req *pb.ForwardCommandRequest) (*pb.ForwardCommandResponse, error) {
log.Printf("Received command: %s for node: %s", req.Command, req.TargetNode)
// Si c'est pour ce node, traiter localement
if req.TargetNode == "" || req.TargetNode == "self" {
return &pb.ForwardCommandResponse{
Success: true,
Result: fmt.Sprintf("Command '%s' executed locally", req.Command),
}, nil
}
// Sinon, forwarder au node cible
if client, exists := s.nodeClients[req.TargetNode]; exists {
resp, err := client.ForwardCommand(ctx, req)
if err != nil {
return &pb.ForwardCommandResponse{
Success: false,
ErrorMessage: fmt.Sprintf("Failed to forward to %s: %v", req.TargetNode, err),
}, nil
}
return resp, nil
}
// Node inconnu
return &pb.ForwardCommandResponse{
Success: false,
ErrorMessage: fmt.Sprintf("Unknown target node: %s", req.TargetNode),
}, nil
}
func main() {
cfg, err := config.LoadConfig("config.toml")
if err != nil {
log.Fatalf("failed to load config: %v", err)
}
// Initialiser les connexions aux autres nodes
nodeClients := make(map[string]pb.ForwardCommandServiceClient)
for _, addr := range cfg.Cluster.RPCServers {
if addr != cfg.RPC.RPCAddr { // Ne pas se connecter à soi-même
conn, err := grpc.NewClient(addr, grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
log.Printf("Failed to connect to node %s: %v", addr, err)
continue
}
nodeClients[addr] = pb.NewForwardCommandServiceClient(conn)
log.Printf("Connected to node: %s", addr)
}
}
lis, err := net.Listen("tcp", cfg.RPC.RPCAddr)
if err != nil {
log.Fatalf("failed to listen: %v", err)
}
s := grpc.NewServer()
pb.RegisterForwardCommandServiceServer(s, &server{nodeClients: nodeClients})
log.Printf("server listening at %v", lis.Addr())
if err := s.Serve(lis); err != nil {
log.Fatalf("failed to serve: %v", err)
}
}
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