initial working version

Signed-off-by: Johan Siebens <johan.siebens@gmail.com>

internal/service/machine.go

@@ -0,0 +1,76 @@
+package service
+
+import (
+	"context"
+	"fmt"
+	"github.com/jsiebens/ionscale/pkg/gen/api"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+	"google.golang.org/protobuf/types/known/timestamppb"
+)
+
+func (s *Service) ListMachines(ctx context.Context, req *api.ListMachinesRequest) (*api.ListMachinesResponse, error) {
+	tailnet, err := s.repository.GetTailnet(ctx, req.TailnetId)
+	if err != nil {
+		return nil, err
+	}
+	if tailnet == nil {
+		return nil, status.Error(codes.NotFound, "tailnet does not exist")
+	}
+
+	machines, err := s.repository.ListMachineByTailnet(ctx, tailnet.ID)
+	if err != nil {
+		return nil, err
+	}
+
+	response := &api.ListMachinesResponse{}
+	for _, m := range machines {
+		var name = m.Name
+		if m.NameIdx != 0 {
+			name = fmt.Sprintf("%s-%d", m.Name, m.NameIdx)
+		}
+		online := s.brokers(m.TailnetID).IsConnected(m.ID)
+		var lastSeen *timestamppb.Timestamp
+		if m.LastSeen != nil {
+			lastSeen = timestamppb.New(*m.LastSeen)
+		}
+		response.Machines = append(response.Machines, &api.Machine{
+			Id:        m.ID,
+			Name:      name,
+			Ipv4:      m.IPv4,
+			Ipv6:      m.IPv6,
+			Ephemeral: m.Ephemeral,
+			LastSeen:  lastSeen,
+			Connected: online,
+			Tailnet: &api.Ref{
+				Id:   m.Tailnet.ID,
+				Name: m.Tailnet.Name,
+			},
+			User: &api.Ref{
+				Id:   m.User.ID,
+				Name: m.User.Name,
+			},
+		})
+	}
+
+	return response, nil
+}
+
+func (s *Service) DeleteMachine(ctx context.Context, req *api.DeleteMachineRequest) (*api.DeleteMachineResponse, error) {
+	m, err := s.repository.GetMachine(ctx, req.MachineId)
+	if err != nil {
+		return nil, err
+	}
+
+	if m == nil {
+		return nil, status.Error(codes.NotFound, "machine does not exist")
+	}
+
+	if _, err := s.repository.DeleteMachine(ctx, req.MachineId); err != nil {
+		return nil, err
+	}
+
+	s.brokers(m.TailnetID).SignalPeersRemoved([]uint64{m.ID})
+
+	return &api.DeleteMachineResponse{}, nil
+}