forked from extern/smegmesh
88 lines
1.8 KiB
Go
88 lines
1.8 KiB
Go
package robin
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"net"
|
|
"strconv"
|
|
|
|
"github.com/tim-beatham/wgmesh/pkg/ctrlserver"
|
|
"github.com/tim-beatham/wgmesh/pkg/rpc"
|
|
"google.golang.org/grpc/peer"
|
|
)
|
|
|
|
type RobinRpc struct {
|
|
rpc.UnimplementedMeshCtrlServerServer
|
|
Server *ctrlserver.MeshCtrlServer
|
|
}
|
|
|
|
func nodeToRpcNode(node ctrlserver.MeshNode) *rpc.MeshNode {
|
|
return &rpc.MeshNode{
|
|
PublicKey: node.PublicKey,
|
|
WgEndpoint: node.WgEndpoint,
|
|
WgHost: node.WgHost,
|
|
Endpoint: node.HostEndpoint,
|
|
}
|
|
}
|
|
|
|
func nodesToRpcNodes(nodes map[string]ctrlserver.MeshNode) []*rpc.MeshNode {
|
|
n := len(nodes)
|
|
meshNodes := make([]*rpc.MeshNode, n)
|
|
|
|
var i int = 0
|
|
|
|
for _, v := range nodes {
|
|
meshNodes[i] = nodeToRpcNode(v)
|
|
i++
|
|
}
|
|
|
|
return meshNodes
|
|
}
|
|
|
|
func (m *RobinRpc) GetMesh(ctx context.Context, request *rpc.GetMeshRequest) (*rpc.GetMeshReply, error) {
|
|
mesh, contains := m.Server.Meshes[request.MeshId]
|
|
|
|
if !contains {
|
|
return nil, errors.New("Element is not in the mesh")
|
|
}
|
|
|
|
reply := rpc.GetMeshReply{
|
|
MeshId: request.MeshId,
|
|
MeshNode: nodesToRpcNodes(mesh.Nodes),
|
|
}
|
|
|
|
return &reply, nil
|
|
}
|
|
|
|
func (m *RobinRpc) JoinMesh(ctx context.Context, request *rpc.JoinMeshRequest) (*rpc.JoinMeshReply, error) {
|
|
p, _ := peer.FromContext(ctx)
|
|
|
|
hostIp, _, err := net.SplitHostPort(p.Addr.String())
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
wgIp := request.WgIp
|
|
|
|
if wgIp == "" {
|
|
return nil, errors.New("Haven't provided a valid IP address")
|
|
}
|
|
|
|
addHostArgs := ctrlserver.AddHostArgs{
|
|
HostEndpoint: hostIp + ":" + strconv.Itoa(int(request.HostPort)),
|
|
PublicKey: request.PublicKey,
|
|
MeshId: request.MeshId,
|
|
WgEndpoint: hostIp + ":" + strconv.Itoa(int(request.WgPort)),
|
|
WgIp: wgIp,
|
|
}
|
|
|
|
err = m.Server.AddHost(addHostArgs)
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &rpc.JoinMeshReply{Success: true, MeshIp: &wgIp}, nil
|
|
}
|