mirror of
https://github.com/netbirdio/netbird.git
synced 2024-12-16 03:41:26 +01:00
401 lines
13 KiB
Go
401 lines
13 KiB
Go
package http
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"github.com/gorilla/mux"
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"github.com/netbirdio/netbird/management/server"
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nbgroup "github.com/netbirdio/netbird/management/server/group"
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"github.com/netbirdio/netbird/management/server/http/api"
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"github.com/netbirdio/netbird/management/server/http/util"
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"github.com/netbirdio/netbird/management/server/jwtclaims"
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nbpeer "github.com/netbirdio/netbird/management/server/peer"
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"github.com/netbirdio/netbird/management/server/status"
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log "github.com/sirupsen/logrus"
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)
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// PeersHandler is a handler that returns peers of the account
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type PeersHandler struct {
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accountManager server.AccountManager
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claimsExtractor *jwtclaims.ClaimsExtractor
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}
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// NewPeersHandler creates a new PeersHandler HTTP handler
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func NewPeersHandler(accountManager server.AccountManager, authCfg AuthCfg) *PeersHandler {
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return &PeersHandler{
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accountManager: accountManager,
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claimsExtractor: jwtclaims.NewClaimsExtractor(
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jwtclaims.WithAudience(authCfg.Audience),
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jwtclaims.WithUserIDClaim(authCfg.UserIDClaim),
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),
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}
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}
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func (h *PeersHandler) checkPeerStatus(peer *nbpeer.Peer) (*nbpeer.Peer, error) {
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peerToReturn := peer.Copy()
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if peer.Status.Connected {
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// Although we have online status in store we do not yet have an updated channel so have to show it as disconnected
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// This may happen after server restart when not all peers are yet connected
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if !h.accountManager.HasConnectedChannel(peer.ID) {
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peerToReturn.Status.Connected = false
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}
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}
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return peerToReturn, nil
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}
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func (h *PeersHandler) getPeer(ctx context.Context, account *server.Account, peerID, userID string, w http.ResponseWriter) {
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peer, err := h.accountManager.GetPeer(ctx, account.Id, peerID, userID)
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if err != nil {
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util.WriteError(ctx, err, w)
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return
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}
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peerToReturn, err := h.checkPeerStatus(peer)
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if err != nil {
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util.WriteError(ctx, err, w)
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return
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}
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dnsDomain := h.accountManager.GetDNSDomain()
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groupsInfo := toGroupsInfo(account.Groups, peer.ID)
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validPeers, err := h.accountManager.GetValidatedPeers(account)
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if err != nil {
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log.WithContext(ctx).Errorf("failed to list appreoved peers: %v", err)
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util.WriteError(ctx, fmt.Errorf("internal error"), w)
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return
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}
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_, valid := validPeers[peer.ID]
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util.WriteJSONObject(ctx, w, toSinglePeerResponse(peerToReturn, groupsInfo, dnsDomain, valid))
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}
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func (h *PeersHandler) updatePeer(ctx context.Context, account *server.Account, userID, peerID string, w http.ResponseWriter, r *http.Request) {
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req := &api.PeerRequest{}
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err := json.NewDecoder(r.Body).Decode(&req)
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if err != nil {
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util.WriteErrorResponse("couldn't parse JSON request", http.StatusBadRequest, w)
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return
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}
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update := &nbpeer.Peer{
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ID: peerID,
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SSHEnabled: req.SshEnabled,
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Name: req.Name,
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LoginExpirationEnabled: req.LoginExpirationEnabled,
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}
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if req.ApprovalRequired != nil {
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// todo: looks like that we reset all status property, is it right?
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update.Status = &nbpeer.PeerStatus{
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RequiresApproval: *req.ApprovalRequired,
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}
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}
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peer, err := h.accountManager.UpdatePeer(ctx, account.Id, userID, update)
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if err != nil {
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util.WriteError(ctx, err, w)
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return
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}
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dnsDomain := h.accountManager.GetDNSDomain()
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groupMinimumInfo := toGroupsInfo(account.Groups, peer.ID)
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validPeers, err := h.accountManager.GetValidatedPeers(account)
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if err != nil {
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log.WithContext(ctx).Errorf("failed to list appreoved peers: %v", err)
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util.WriteError(ctx, fmt.Errorf("internal error"), w)
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return
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}
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_, valid := validPeers[peer.ID]
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util.WriteJSONObject(r.Context(), w, toSinglePeerResponse(peer, groupMinimumInfo, dnsDomain, valid))
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}
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func (h *PeersHandler) deletePeer(ctx context.Context, accountID, userID string, peerID string, w http.ResponseWriter) {
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err := h.accountManager.DeletePeer(ctx, accountID, peerID, userID)
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if err != nil {
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log.WithContext(ctx).Errorf("failed to delete peer: %v", err)
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util.WriteError(ctx, err, w)
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return
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}
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util.WriteJSONObject(ctx, w, emptyObject{})
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}
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// HandlePeer handles all peer requests for GET, PUT and DELETE operations
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func (h *PeersHandler) HandlePeer(w http.ResponseWriter, r *http.Request) {
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claims := h.claimsExtractor.FromRequestContext(r)
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accountID, userID, err := h.accountManager.GetAccountIDFromToken(r.Context(), claims)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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vars := mux.Vars(r)
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peerID := vars["peerId"]
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if len(peerID) == 0 {
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util.WriteError(r.Context(), status.Errorf(status.InvalidArgument, "invalid peer ID"), w)
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return
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}
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switch r.Method {
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case http.MethodDelete:
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h.deletePeer(r.Context(), accountID, userID, peerID, w)
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return
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case http.MethodGet, http.MethodPut:
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account, err := h.accountManager.GetAccountByID(r.Context(), accountID, userID)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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if r.Method == http.MethodGet {
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h.getPeer(r.Context(), account, peerID, userID, w)
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} else {
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h.updatePeer(r.Context(), account, userID, peerID, w, r)
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}
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return
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default:
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util.WriteError(r.Context(), status.Errorf(status.NotFound, "unknown METHOD"), w)
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}
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}
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// GetAllPeers returns a list of all peers associated with a provided account
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func (h *PeersHandler) GetAllPeers(w http.ResponseWriter, r *http.Request) {
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claims := h.claimsExtractor.FromRequestContext(r)
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accountID, userID, err := h.accountManager.GetAccountIDFromToken(r.Context(), claims)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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account, err := h.accountManager.GetAccountByID(r.Context(), accountID, userID)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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dnsDomain := h.accountManager.GetDNSDomain()
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respBody := make([]*api.PeerBatch, 0, len(account.Peers))
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for _, peer := range account.Peers {
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peerToReturn, err := h.checkPeerStatus(peer)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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groupMinimumInfo := toGroupsInfo(account.Groups, peer.ID)
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respBody = append(respBody, toPeerListItemResponse(peerToReturn, groupMinimumInfo, dnsDomain, 0))
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}
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validPeersMap, err := h.accountManager.GetValidatedPeers(account)
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if err != nil {
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log.WithContext(r.Context()).Errorf("failed to list appreoved peers: %v", err)
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util.WriteError(r.Context(), fmt.Errorf("internal error"), w)
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return
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}
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h.setApprovalRequiredFlag(respBody, validPeersMap)
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util.WriteJSONObject(r.Context(), w, respBody)
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}
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func (h *PeersHandler) setApprovalRequiredFlag(respBody []*api.PeerBatch, approvedPeersMap map[string]struct{}) {
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for _, peer := range respBody {
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_, ok := approvedPeersMap[peer.Id]
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if !ok {
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peer.ApprovalRequired = true
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}
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}
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}
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// GetAccessiblePeers returns a list of all peers that the specified peer can connect to within the network.
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func (h *PeersHandler) GetAccessiblePeers(w http.ResponseWriter, r *http.Request) {
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claims := h.claimsExtractor.FromRequestContext(r)
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accountID, userID, err := h.accountManager.GetAccountIDFromToken(r.Context(), claims)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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vars := mux.Vars(r)
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peerID := vars["peerId"]
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if len(peerID) == 0 {
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util.WriteError(r.Context(), status.Errorf(status.InvalidArgument, "invalid peer ID"), w)
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return
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}
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account, err := h.accountManager.GetAccountByID(r.Context(), accountID, userID)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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user, err := account.FindUser(userID)
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if err != nil {
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util.WriteError(r.Context(), err, w)
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return
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}
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// If the user is regular user and does not own the peer
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// with the given peerID return an empty list
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if !user.HasAdminPower() && !user.IsServiceUser {
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peer, ok := account.Peers[peerID]
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if !ok {
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util.WriteError(r.Context(), status.Errorf(status.NotFound, "peer not found"), w)
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return
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}
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if peer.UserID != user.Id {
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util.WriteJSONObject(r.Context(), w, []api.AccessiblePeer{})
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return
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}
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}
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dnsDomain := h.accountManager.GetDNSDomain()
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validPeers, err := h.accountManager.GetValidatedPeers(account)
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if err != nil {
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log.WithContext(r.Context()).Errorf("failed to list approved peers: %v", err)
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util.WriteError(r.Context(), fmt.Errorf("internal error"), w)
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return
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}
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customZone := account.GetPeersCustomZone(r.Context(), h.accountManager.GetDNSDomain())
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netMap := account.GetPeerNetworkMap(r.Context(), peerID, customZone, validPeers, nil)
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util.WriteJSONObject(r.Context(), w, toAccessiblePeers(netMap, dnsDomain))
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}
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func toAccessiblePeers(netMap *server.NetworkMap, dnsDomain string) []api.AccessiblePeer {
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accessiblePeers := make([]api.AccessiblePeer, 0, len(netMap.Peers)+len(netMap.OfflinePeers))
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for _, p := range netMap.Peers {
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accessiblePeers = append(accessiblePeers, peerToAccessiblePeer(p, dnsDomain))
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}
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for _, p := range netMap.OfflinePeers {
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accessiblePeers = append(accessiblePeers, peerToAccessiblePeer(p, dnsDomain))
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}
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return accessiblePeers
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}
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func peerToAccessiblePeer(peer *nbpeer.Peer, dnsDomain string) api.AccessiblePeer {
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return api.AccessiblePeer{
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CityName: peer.Location.CityName,
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Connected: peer.Status.Connected,
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CountryCode: peer.Location.CountryCode,
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DnsLabel: fqdn(peer, dnsDomain),
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GeonameId: int(peer.Location.GeoNameID),
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Id: peer.ID,
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Ip: peer.IP.String(),
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LastSeen: peer.Status.LastSeen,
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Name: peer.Name,
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Os: peer.Meta.OS,
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UserId: peer.UserID,
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}
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}
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func toGroupsInfo(groups map[string]*nbgroup.Group, peerID string) []api.GroupMinimum {
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var groupsInfo []api.GroupMinimum
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groupsChecked := make(map[string]struct{})
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for _, group := range groups {
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_, ok := groupsChecked[group.ID]
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if ok {
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continue
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}
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groupsChecked[group.ID] = struct{}{}
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for _, pk := range group.Peers {
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if pk == peerID {
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info := api.GroupMinimum{
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Id: group.ID,
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Name: group.Name,
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PeersCount: len(group.Peers),
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}
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groupsInfo = append(groupsInfo, info)
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break
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}
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}
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}
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return groupsInfo
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}
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func toSinglePeerResponse(peer *nbpeer.Peer, groupsInfo []api.GroupMinimum, dnsDomain string, approved bool) *api.Peer {
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osVersion := peer.Meta.OSVersion
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if osVersion == "" {
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osVersion = peer.Meta.Core
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}
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return &api.Peer{
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Id: peer.ID,
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Name: peer.Name,
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Ip: peer.IP.String(),
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ConnectionIp: peer.Location.ConnectionIP.String(),
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Connected: peer.Status.Connected,
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LastSeen: peer.Status.LastSeen,
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Os: fmt.Sprintf("%s %s", peer.Meta.OS, osVersion),
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KernelVersion: peer.Meta.KernelVersion,
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GeonameId: int(peer.Location.GeoNameID),
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Version: peer.Meta.WtVersion,
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Groups: groupsInfo,
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SshEnabled: peer.SSHEnabled,
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Hostname: peer.Meta.Hostname,
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UserId: peer.UserID,
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UiVersion: peer.Meta.UIVersion,
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DnsLabel: fqdn(peer, dnsDomain),
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LoginExpirationEnabled: peer.LoginExpirationEnabled,
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LastLogin: peer.LastLogin,
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LoginExpired: peer.Status.LoginExpired,
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ApprovalRequired: !approved,
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CountryCode: peer.Location.CountryCode,
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CityName: peer.Location.CityName,
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SerialNumber: peer.Meta.SystemSerialNumber,
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}
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}
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func toPeerListItemResponse(peer *nbpeer.Peer, groupsInfo []api.GroupMinimum, dnsDomain string, accessiblePeersCount int) *api.PeerBatch {
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osVersion := peer.Meta.OSVersion
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if osVersion == "" {
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osVersion = peer.Meta.Core
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}
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return &api.PeerBatch{
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Id: peer.ID,
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Name: peer.Name,
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Ip: peer.IP.String(),
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ConnectionIp: peer.Location.ConnectionIP.String(),
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Connected: peer.Status.Connected,
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LastSeen: peer.Status.LastSeen,
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Os: fmt.Sprintf("%s %s", peer.Meta.OS, osVersion),
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KernelVersion: peer.Meta.KernelVersion,
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GeonameId: int(peer.Location.GeoNameID),
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Version: peer.Meta.WtVersion,
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Groups: groupsInfo,
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SshEnabled: peer.SSHEnabled,
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Hostname: peer.Meta.Hostname,
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UserId: peer.UserID,
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UiVersion: peer.Meta.UIVersion,
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DnsLabel: fqdn(peer, dnsDomain),
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LoginExpirationEnabled: peer.LoginExpirationEnabled,
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LastLogin: peer.LastLogin,
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LoginExpired: peer.Status.LoginExpired,
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AccessiblePeersCount: accessiblePeersCount,
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CountryCode: peer.Location.CountryCode,
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CityName: peer.Location.CityName,
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SerialNumber: peer.Meta.SystemSerialNumber,
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}
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}
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func fqdn(peer *nbpeer.Peer, dnsDomain string) string {
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fqdn := peer.FQDN(dnsDomain)
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if fqdn == "" {
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return peer.DNSLabel
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} else {
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return fqdn
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}
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}
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