wg-portal/internal/app/api/v0/handlers/endpoint_peers.go
2025-03-09 21:48:38 +01:00

507 lines
17 KiB
Go

package handlers
import (
"context"
"io"
"net/http"
"github.com/go-pkgz/routegroup"
"github.com/h44z/wg-portal/internal/app/api/core/request"
"github.com/h44z/wg-portal/internal/app/api/core/respond"
"github.com/h44z/wg-portal/internal/app/api/v0/model"
"github.com/h44z/wg-portal/internal/config"
"github.com/h44z/wg-portal/internal/domain"
)
type PeerService interface {
// GetInterfaceAndPeers returns the interface with the given id and all peers associated with it.
GetInterfaceAndPeers(ctx context.Context, id domain.InterfaceIdentifier) (*domain.Interface, []domain.Peer, error)
// PreparePeer returns a new peer with default values for the given interface.
PreparePeer(ctx context.Context, id domain.InterfaceIdentifier) (*domain.Peer, error)
// GetPeer returns the peer with the given id.
GetPeer(ctx context.Context, id domain.PeerIdentifier) (*domain.Peer, error)
// CreatePeer creates a new peer.
CreatePeer(ctx context.Context, peer *domain.Peer) (*domain.Peer, error)
// CreateMultiplePeers creates multiple new peers.
CreateMultiplePeers(
ctx context.Context,
interfaceId domain.InterfaceIdentifier,
r *domain.PeerCreationRequest,
) ([]domain.Peer, error)
// UpdatePeer updates the peer with the given id.
UpdatePeer(ctx context.Context, peer *domain.Peer) (*domain.Peer, error)
// DeletePeer deletes the peer with the given id.
DeletePeer(ctx context.Context, id domain.PeerIdentifier) error
// GetPeerConfig returns the peer configuration for the given id.
GetPeerConfig(ctx context.Context, id domain.PeerIdentifier) (io.Reader, error)
// GetPeerConfigQrCode returns the peer configuration as qr code for the given id.
GetPeerConfigQrCode(ctx context.Context, id domain.PeerIdentifier) (io.Reader, error)
// SendPeerEmail sends the peer configuration via email.
SendPeerEmail(ctx context.Context, linkOnly bool, peers ...domain.PeerIdentifier) error
// GetPeerStats returns the peer stats for the given interface.
GetPeerStats(ctx context.Context, id domain.InterfaceIdentifier) ([]domain.PeerStatus, error)
}
type PeerEndpoint struct {
cfg *config.Config
peerService PeerService
authenticator Authenticator
validator Validator
}
func NewPeerEndpoint(
cfg *config.Config,
authenticator Authenticator,
validator Validator,
peerService PeerService,
) PeerEndpoint {
return PeerEndpoint{
cfg: cfg,
peerService: peerService,
authenticator: authenticator,
validator: validator,
}
}
func (e PeerEndpoint) GetName() string {
return "PeerEndpoint"
}
func (e PeerEndpoint) RegisterRoutes(g *routegroup.Bundle) {
apiGroup := g.Mount("/peer")
apiGroup.Use(e.authenticator.LoggedIn())
apiGroup.With(e.authenticator.LoggedIn(ScopeAdmin)).HandleFunc("GET /iface/{iface}/all", e.handleAllGet())
apiGroup.With(e.authenticator.LoggedIn(ScopeAdmin)).HandleFunc("GET /iface/{iface}/stats", e.handleStatsGet())
apiGroup.HandleFunc("GET /iface/{iface}/prepare", e.handlePrepareGet())
apiGroup.HandleFunc("POST /iface/{iface}/new", e.handleCreatePost())
apiGroup.With(e.authenticator.LoggedIn(ScopeAdmin)).HandleFunc("POST /iface/{iface}/multiplenew",
e.handleCreateMultiplePost())
apiGroup.HandleFunc("GET /config-qr/{id}", e.handleQrCodeGet())
apiGroup.HandleFunc("POST /config-mail", e.handleEmailPost())
apiGroup.HandleFunc("GET /config/{id}", e.handleConfigGet())
apiGroup.HandleFunc("GET /{id}", e.handleSingleGet())
apiGroup.HandleFunc("PUT /{id}", e.handleUpdatePut())
apiGroup.HandleFunc("DELETE /{id}", e.handleDelete())
}
// handleAllGet returns a gorm Handler function.
//
// @ID peers_handleAllGet
// @Tags Peer
// @Summary Get peers for the given interface.
// @Produce json
// @Param iface path string true "The interface identifier"
// @Success 200 {object} []model.Peer
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/iface/{iface}/all [get]
func (e PeerEndpoint) handleAllGet() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
interfaceId := Base64UrlDecode(request.Path(r, "iface"))
if interfaceId == "" {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing iface parameter"})
return
}
_, peers, err := e.peerService.GetInterfaceAndPeers(r.Context(), domain.InterfaceIdentifier(interfaceId))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.JSON(w, http.StatusOK, model.NewPeers(peers))
}
}
// handleSingleGet returns a gorm Handler function.
//
// @ID peers_handleSingleGet
// @Tags Peer
// @Summary Get peer for the given identifier.
// @Produce json
// @Param id path string true "The peer identifier"
// @Success 200 {object} model.Peer
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/{id} [get]
func (e PeerEndpoint) handleSingleGet() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
peerId := Base64UrlDecode(request.Path(r, "id"))
if peerId == "" {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing id parameter"})
return
}
peer, err := e.peerService.GetPeer(r.Context(), domain.PeerIdentifier(peerId))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.JSON(w, http.StatusOK, model.NewPeer(peer))
}
}
// handlePrepareGet returns a gorm Handler function.
//
// @ID peers_handlePrepareGet
// @Tags Peer
// @Summary Prepare a new peer for the given interface.
// @Produce json
// @Param iface path string true "The interface identifier"
// @Success 200 {object} model.Peer
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/iface/{iface}/prepare [get]
func (e PeerEndpoint) handlePrepareGet() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
interfaceId := Base64UrlDecode(request.Path(r, "iface"))
if interfaceId == "" {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing iface parameter"})
return
}
peer, err := e.peerService.PreparePeer(r.Context(), domain.InterfaceIdentifier(interfaceId))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.JSON(w, http.StatusOK, model.NewPeer(peer))
}
}
// handleCreatePost returns a gorm Handler function.
//
// @ID peers_handleCreatePost
// @Tags Peer
// @Summary Prepare a new peer for the given interface.
// @Produce json
// @Param iface path string true "The interface identifier"
// @Param request body model.Peer true "The peer data"
// @Success 200 {object} model.Peer
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/iface/{iface}/new [post]
func (e PeerEndpoint) handleCreatePost() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
interfaceId := Base64UrlDecode(request.Path(r, "iface"))
if interfaceId == "" {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing iface parameter"})
return
}
var p model.Peer
if err := request.BodyJson(r, &p); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
if err := e.validator.Struct(p); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
if p.InterfaceIdentifier != interfaceId {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "interface id mismatch"})
return
}
newPeer, err := e.peerService.CreatePeer(r.Context(), model.NewDomainPeer(&p))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.JSON(w, http.StatusOK, model.NewPeer(newPeer))
}
}
// handleCreateMultiplePost returns a gorm Handler function.
//
// @ID peers_handleCreateMultiplePost
// @Tags Peer
// @Summary Create multiple new peers for the given interface.
// @Produce json
// @Param iface path string true "The interface identifier"
// @Param request body model.MultiPeerRequest true "The peer creation request data"
// @Success 200 {object} []model.Peer
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/iface/{iface}/multiplenew [post]
func (e PeerEndpoint) handleCreateMultiplePost() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
interfaceId := Base64UrlDecode(request.Path(r, "iface"))
if interfaceId == "" {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing iface parameter"})
return
}
var req model.MultiPeerRequest
if err := request.BodyJson(r, &req); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
if err := e.validator.Struct(req); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
newPeers, err := e.peerService.CreateMultiplePeers(r.Context(), domain.InterfaceIdentifier(interfaceId),
model.NewDomainPeerCreationRequest(&req))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.JSON(w, http.StatusOK, model.NewPeers(newPeers))
}
}
// handleUpdatePut returns a gorm Handler function.
//
// @ID peers_handleUpdatePut
// @Tags Peer
// @Summary Update the given peer record.
// @Produce json
// @Param id path string true "The peer identifier"
// @Param request body model.Peer true "The peer data"
// @Success 200 {object} model.Peer
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/{id} [put]
func (e PeerEndpoint) handleUpdatePut() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
peerId := Base64UrlDecode(request.Path(r, "id"))
if peerId == "" {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing id parameter"})
return
}
var p model.Peer
if err := request.BodyJson(r, &p); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
if err := e.validator.Struct(p); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
if p.Identifier != peerId {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "peer id mismatch"})
return
}
updatedPeer, err := e.peerService.UpdatePeer(r.Context(), model.NewDomainPeer(&p))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.JSON(w, http.StatusOK, model.NewPeer(updatedPeer))
}
}
// handleDelete returns a gorm Handler function.
//
// @ID peers_handleDelete
// @Tags Peer
// @Summary Delete the peer record.
// @Produce json
// @Param id path string true "The peer identifier"
// @Success 204 "No content if deletion was successful"
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/{id} [delete]
func (e PeerEndpoint) handleDelete() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
id := Base64UrlDecode(request.Path(r, "id"))
if id == "" {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: "missing peer id"})
return
}
err := e.peerService.DeletePeer(r.Context(), domain.PeerIdentifier(id))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.Status(w, http.StatusNoContent)
}
}
// handleConfigGet returns a gorm Handler function.
//
// @ID peers_handleConfigGet
// @Tags Peer
// @Summary Get peer configuration as string.
// @Produce json
// @Param id path string true "The peer identifier"
// @Success 200 {object} string
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/config/{id} [get]
func (e PeerEndpoint) handleConfigGet() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
id := Base64UrlDecode(request.Path(r, "id"))
if id == "" {
respond.JSON(w, http.StatusBadRequest, model.Error{
Code: http.StatusInternalServerError, Message: "missing id parameter",
})
return
}
configTxt, err := e.peerService.GetPeerConfig(r.Context(), domain.PeerIdentifier(id))
if err != nil {
respond.JSON(w, http.StatusInternalServerError, model.Error{
Code: http.StatusInternalServerError, Message: err.Error(),
})
return
}
configTxtString, err := io.ReadAll(configTxt)
if err != nil {
respond.JSON(w, http.StatusInternalServerError, model.Error{
Code: http.StatusInternalServerError, Message: err.Error(),
})
return
}
respond.JSON(w, http.StatusOK, string(configTxtString))
}
}
// handleQrCodeGet returns a gorm Handler function.
//
// @ID peers_handleQrCodeGet
// @Tags Peer
// @Summary Get peer configuration as qr code.
// @Produce png
// @Produce json
// @Param id path string true "The peer identifier"
// @Success 200 {file} binary
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/config-qr/{id} [get]
func (e PeerEndpoint) handleQrCodeGet() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
id := Base64UrlDecode(request.Path(r, "id"))
if id == "" {
respond.JSON(w, http.StatusBadRequest, model.Error{
Code: http.StatusInternalServerError, Message: "missing id parameter",
})
return
}
configQr, err := e.peerService.GetPeerConfigQrCode(r.Context(), domain.PeerIdentifier(id))
if err != nil {
respond.JSON(w, http.StatusInternalServerError, model.Error{
Code: http.StatusInternalServerError, Message: err.Error(),
})
return
}
configQrData, err := io.ReadAll(configQr)
if err != nil {
respond.JSON(w, http.StatusInternalServerError, model.Error{
Code: http.StatusInternalServerError, Message: err.Error(),
})
return
}
respond.Data(w, http.StatusOK, "image/png", configQrData)
}
}
// handleEmailPost returns a gorm Handler function.
//
// @ID peers_handleEmailPost
// @Tags Peer
// @Summary Send peer configuration via email.
// @Produce json
// @Param request body model.PeerMailRequest true "The peer mail request data"
// @Success 204 "No content if mail sending was successful"
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/config-mail [post]
func (e PeerEndpoint) handleEmailPost() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var req model.PeerMailRequest
if err := request.BodyJson(r, &req); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
if err := e.validator.Struct(req); err != nil {
respond.JSON(w, http.StatusBadRequest, model.Error{Code: http.StatusBadRequest, Message: err.Error()})
return
}
if len(req.Identifiers) == 0 {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing peer identifiers"})
return
}
peerIds := make([]domain.PeerIdentifier, len(req.Identifiers))
for i := range req.Identifiers {
peerIds[i] = domain.PeerIdentifier(req.Identifiers[i])
}
if err := e.peerService.SendPeerEmail(r.Context(), req.LinkOnly, peerIds...); err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.Status(w, http.StatusNoContent)
}
}
// handleStatsGet returns a gorm Handler function.
//
// @ID peers_handleStatsGet
// @Tags Peer
// @Summary Get peer stats for the given interface.
// @Produce json
// @Param iface path string true "The interface identifier"
// @Success 200 {object} model.PeerStats
// @Failure 400 {object} model.Error
// @Failure 500 {object} model.Error
// @Router /peer/iface/{iface}/stats [get]
func (e PeerEndpoint) handleStatsGet() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
interfaceId := Base64UrlDecode(request.Path(r, "iface"))
if interfaceId == "" {
respond.JSON(w, http.StatusBadRequest,
model.Error{Code: http.StatusBadRequest, Message: "missing iface parameter"})
return
}
stats, err := e.peerService.GetPeerStats(r.Context(), domain.InterfaceIdentifier(interfaceId))
if err != nil {
respond.JSON(w, http.StatusInternalServerError,
model.Error{Code: http.StatusInternalServerError, Message: err.Error()})
return
}
respond.JSON(w, http.StatusOK, model.NewPeerStats(e.cfg.Statistics.CollectPeerData, stats))
}
}