mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-12-26 16:09:45 -05:00
300 lines
9.0 KiB
Go
300 lines
9.0 KiB
Go
package pubapi
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"net"
|
|
"time"
|
|
|
|
"github.com/edgelesssys/constellation/coordinator/peer"
|
|
"github.com/edgelesssys/constellation/coordinator/pubapi/pubproto"
|
|
"github.com/edgelesssys/constellation/coordinator/role"
|
|
"github.com/edgelesssys/constellation/coordinator/state"
|
|
"go.uber.org/zap"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/status"
|
|
)
|
|
|
|
// ActivateAsCoordinator is the RPC call to activate the Coordinator.
|
|
func (a *API) ActivateAsCoordinator(in *pubproto.ActivateAsCoordinatorRequest, srv pubproto.API_ActivateAsCoordinatorServer) (reterr error) {
|
|
a.mut.Lock()
|
|
defer a.mut.Unlock()
|
|
|
|
if err := a.core.RequireState(state.AcceptingInit); err != nil {
|
|
return status.Errorf(codes.FailedPrecondition, "%v", err)
|
|
}
|
|
|
|
if len(in.MasterSecret) == 0 {
|
|
a.logger.Error("missing master secret")
|
|
return status.Error(codes.InvalidArgument, "missing master secret")
|
|
}
|
|
|
|
// If any of the following actions fail, we cannot revert
|
|
// Thus, mark this peer as failed.
|
|
defer func() {
|
|
if reterr != nil {
|
|
_ = a.core.AdvanceState(state.Failed, nil, nil)
|
|
}
|
|
}()
|
|
|
|
// AdvanceState MUST be called before any other functions that are not sanity checks or otherwise required
|
|
// This ensures the node is marked as initialzed before the node is in a state that allows code execution
|
|
// Any new additions to ActivateAsNode MUST come after
|
|
ownerID, clusterID, err := a.core.GetIDs(in.MasterSecret)
|
|
if err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
if err := a.core.AdvanceState(state.ActivatingNodes, ownerID, clusterID); err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
|
|
defer cancel()
|
|
if err := a.core.SetUpKMS(ctx, in.StorageUri, in.KmsUri, in.KeyEncryptionKeyId, in.UseExistingKek); err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
coordPeer, err := a.makeCoordinatorPeer()
|
|
if err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
if err := a.core.SetVPNIP(coordPeer.VPNIP); err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
if err := a.core.AddPeer(coordPeer); err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
kubeconfig, err := a.core.InitCluster(in.AutoscalingNodeGroups, in.CloudServiceAccountUri)
|
|
if err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
// run the VPN-API server
|
|
if err := a.vpnAPIServer.Listen(net.JoinHostPort(coordPeer.VPNIP, vpnAPIPort)); err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
a.wgClose.Add(1)
|
|
go func() {
|
|
defer a.wgClose.Done()
|
|
if err := a.vpnAPIServer.Serve(); err != nil {
|
|
panic(err)
|
|
}
|
|
}()
|
|
|
|
logToCLI := a.newLogToCLIFunc(func(msg string) error {
|
|
return srv.Send(&pubproto.ActivateAsCoordinatorResponse{
|
|
Content: &pubproto.ActivateAsCoordinatorResponse_Log{
|
|
Log: &pubproto.Log{
|
|
Message: msg,
|
|
},
|
|
},
|
|
})
|
|
})
|
|
|
|
// TODO: check performance and maybe make concurrent
|
|
if err := a.activateNodes(logToCLI, in.NodePublicEndpoints, coordPeer); err != nil {
|
|
a.logger.Error("node activation failed", zap.Error(err))
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
if err := a.core.SwitchToPersistentStore(); err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
// This effectively gives code execution, so we do this last.
|
|
adminVPNIP, err := a.core.AddAdmin(in.AdminVpnPubKey)
|
|
if err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
return srv.Send(&pubproto.ActivateAsCoordinatorResponse{
|
|
Content: &pubproto.ActivateAsCoordinatorResponse_AdminConfig{
|
|
AdminConfig: &pubproto.AdminConfig{
|
|
AdminVpnIp: adminVPNIP,
|
|
CoordinatorVpnPubKey: coordPeer.VPNPubKey,
|
|
Kubeconfig: kubeconfig,
|
|
OwnerId: ownerID,
|
|
ClusterId: clusterID,
|
|
},
|
|
},
|
|
})
|
|
}
|
|
|
|
// ActivateAdditionalNodes is the RPC call to activate additional nodes.
|
|
func (a *API) ActivateAdditionalNodes(in *pubproto.ActivateAdditionalNodesRequest, srv pubproto.API_ActivateAdditionalNodesServer) error {
|
|
if err := a.core.RequireState(state.ActivatingNodes); err != nil {
|
|
return status.Errorf(codes.FailedPrecondition, "%v", err)
|
|
}
|
|
|
|
coordPeer, err := a.makeCoordinatorPeer()
|
|
if err != nil {
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
logToCLI := a.newLogToCLIFunc(func(msg string) error {
|
|
return srv.Send(&pubproto.ActivateAdditionalNodesResponse{
|
|
Log: &pubproto.Log{
|
|
Message: msg,
|
|
},
|
|
})
|
|
})
|
|
|
|
// TODO: check performance and maybe make concurrent
|
|
if err := a.activateNodes(logToCLI, in.NodePublicEndpoints, coordPeer); err != nil {
|
|
a.logger.Error("node activation failed", zap.Error(err))
|
|
return status.Errorf(codes.Internal, "%v", err)
|
|
}
|
|
|
|
return srv.Send(&pubproto.ActivateAdditionalNodesResponse{
|
|
Log: &pubproto.Log{
|
|
Message: "success",
|
|
},
|
|
})
|
|
}
|
|
|
|
func (a *API) activateNodes(logToCLI logFunc, nodePublicEndpoints []string, coordPeer peer.Peer) error {
|
|
// Create initial peer data to be sent to the nodes. Currently, this is just this Coordinator.
|
|
initialPeers := peer.ToPubProto([]peer.Peer{coordPeer})
|
|
|
|
ownerID, clusterID, err := a.core.GetIDs(nil)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// Activate all nodes.
|
|
for num, nodePublicEndpoint := range nodePublicEndpoints {
|
|
logToCLI("activating node %3d out of %3d nodes", num+1, len(nodePublicEndpoints))
|
|
nodeVPNIP, err := a.core.GenerateNextIP()
|
|
if err != nil {
|
|
a.logger.Error("generation of vpn ips failed", zap.Error(err))
|
|
return err
|
|
}
|
|
nodeVpnPubKey, err := a.activateNode(nodePublicEndpoint, nodeVPNIP, initialPeers, ownerID, clusterID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
peer := peer.Peer{
|
|
PublicEndpoint: nodePublicEndpoint,
|
|
VPNIP: nodeVPNIP,
|
|
VPNPubKey: nodeVpnPubKey,
|
|
Role: role.Node,
|
|
}
|
|
if err := a.core.AddPeer(peer); err != nil {
|
|
return err
|
|
}
|
|
if err := a.joinCluster(nodePublicEndpoint); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
// Manually trigger an update operation on all nodes.
|
|
// This may be expendable in the future, depending on whether it's acceptable that it takes
|
|
// some seconds until the nodes get all peer data via their regular update requests.
|
|
_, peers, err := a.core.GetPeers(0)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
for _, p := range peers {
|
|
if p.Role == role.Node {
|
|
if err := a.triggerNodeUpdate(p.PublicEndpoint); err != nil {
|
|
a.logger.DPanic("TriggerNodeUpdate failed", zap.Error(err))
|
|
}
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (a *API) activateNode(nodePublicEndpoint string, nodeVPNIP string, initialPeers []*pubproto.Peer, ownerID, clusterID []byte) ([]byte, error) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), deadlineDuration)
|
|
defer cancel()
|
|
|
|
conn, err := a.dial(ctx, nodePublicEndpoint)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer conn.Close()
|
|
|
|
client := pubproto.NewAPIClient(conn)
|
|
|
|
resp, err := client.ActivateAsNode(ctx, &pubproto.ActivateAsNodeRequest{
|
|
NodeVpnIp: nodeVPNIP,
|
|
Peers: initialPeers,
|
|
OwnerId: ownerID,
|
|
ClusterId: clusterID,
|
|
})
|
|
if err != nil {
|
|
a.logger.Error("node activation failed", zap.Error(err))
|
|
return nil, err
|
|
}
|
|
|
|
return resp.NodeVpnPubKey, nil
|
|
}
|
|
|
|
func (a *API) makeCoordinatorPeer() (peer.Peer, error) {
|
|
coordinatorVPNPubKey, err := a.core.GetVPNPubKey()
|
|
if err != nil {
|
|
a.logger.Error("could not get key", zap.Error(err))
|
|
return peer.Peer{}, err
|
|
}
|
|
coordinatorPublicIP, err := a.getPublicIPAddr()
|
|
if err != nil {
|
|
a.logger.Error("could not get public IP", zap.Error(err))
|
|
return peer.Peer{}, err
|
|
}
|
|
return peer.Peer{
|
|
PublicEndpoint: net.JoinHostPort(coordinatorPublicIP, endpointAVPNPort),
|
|
VPNIP: a.core.GetCoordinatorVPNIP(),
|
|
VPNPubKey: coordinatorVPNPubKey,
|
|
Role: role.Coordinator,
|
|
}, err
|
|
}
|
|
|
|
func (a *API) newLogToCLIFunc(send func(string) error) logFunc {
|
|
return func(format string, v ...interface{}) {
|
|
if err := send(fmt.Sprintf(format, v...)); err != nil {
|
|
a.logger.Error("logging to CLI failed", zap.Error(err))
|
|
}
|
|
}
|
|
}
|
|
|
|
func (a *API) joinCluster(nodePublicEndpoint string) error {
|
|
ctx, cancel := context.WithTimeout(context.Background(), deadlineDuration)
|
|
defer cancel()
|
|
|
|
// We don't verify the peer certificate here, since JoinCluster triggers a connection over VPN
|
|
// The target of the rpc needs to already be part of the VPN to process the request, meaning it is trusted
|
|
conn, err := a.dialNoVerify(ctx, nodePublicEndpoint)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer conn.Close()
|
|
|
|
client := pubproto.NewAPIClient(conn)
|
|
_, err = client.JoinCluster(ctx, &pubproto.JoinClusterRequest{})
|
|
|
|
return err
|
|
}
|
|
|
|
func (a *API) triggerNodeUpdate(nodePublicEndpoint string) error {
|
|
ctx, cancel := context.WithTimeout(context.Background(), deadlineDuration)
|
|
defer cancel()
|
|
|
|
// We don't verify the peer certificate here, since TriggerNodeUpdate triggers a connection over VPN
|
|
// The target of the rpc needs to already be part of the VPN to process the request, meaning it is trusted
|
|
conn, err := a.dialNoVerify(ctx, nodePublicEndpoint)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer conn.Close()
|
|
|
|
client := pubproto.NewAPIClient(conn)
|
|
_, err = client.TriggerNodeUpdate(ctx, &pubproto.TriggerNodeUpdateRequest{})
|
|
|
|
return err
|
|
}
|
|
|
|
type logFunc func(format string, v ...interface{})
|