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apiserver.go
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apiserver.go
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/*
Copyright 2015 Gravitational, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package auth
import (
"bytes"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"strconv"
"strings"
"time"
"github.com/gravitational/teleport"
"github.com/gravitational/teleport/lib/backend"
"github.com/gravitational/teleport/lib/events"
"github.com/gravitational/teleport/lib/httplib"
"github.com/gravitational/teleport/lib/services"
"github.com/gravitational/teleport/lib/session"
"github.com/gravitational/teleport/lib/utils"
"github.com/gravitational/form"
"github.com/gravitational/trace"
"github.com/jonboulle/clockwork"
"github.com/julienschmidt/httprouter"
"github.com/tstranex/u2f"
)
type APIConfig struct {
AuthServer *AuthServer
SessionService session.Service
AuditLog events.IAuditLog
Authorizer Authorizer
}
// APIServer implements http API server for AuthServer interface
type APIServer struct {
APIConfig
httprouter.Router
clockwork.Clock
}
// NewAPIServer returns a new instance of APIServer HTTP handler
func NewAPIServer(config *APIConfig) http.Handler {
srv := APIServer{
APIConfig: *config,
Clock: clockwork.NewRealClock(),
}
srv.Router = *httprouter.New()
// Kubernetes extensions
srv.POST("/:version/kube/csr", srv.withAuth(srv.processKubeCSR))
// Operations on certificate authorities
srv.GET("/:version/domain", srv.withAuth(srv.getDomainName))
srv.GET("/:version/cacert", srv.withAuth(srv.getClusterCACert))
srv.POST("/:version/authorities/:type", srv.withAuth(srv.upsertCertAuthority))
srv.POST("/:version/authorities/:type/rotate", srv.withAuth(srv.rotateCertAuthority))
srv.POST("/:version/authorities/:type/rotate/external", srv.withAuth(srv.rotateExternalCertAuthority))
srv.DELETE("/:version/authorities/:type/:domain", srv.withAuth(srv.deleteCertAuthority))
srv.GET("/:version/authorities/:type/:domain", srv.withAuth(srv.getCertAuthority))
srv.GET("/:version/authorities/:type", srv.withAuth(srv.getCertAuthorities))
// Generating certificates for user and host authorities
srv.POST("/:version/ca/host/certs", srv.withAuth(srv.generateHostCert))
srv.POST("/:version/ca/user/certs", srv.withAuth(srv.generateUserCert))
// Operations on users
srv.GET("/:version/users", srv.withAuth(srv.getUsers))
srv.GET("/:version/users/:user", srv.withAuth(srv.getUser))
srv.DELETE("/:version/users/:user", srv.withAuth(srv.deleteUser))
// Generating keypairs
srv.POST("/:version/keypair", srv.withAuth(srv.generateKeyPair))
// Passwords and sessions
srv.POST("/:version/users", srv.withAuth(srv.upsertUser))
srv.PUT("/:version/users/:user/web/password", srv.withAuth(srv.changePassword))
srv.POST("/:version/users/:user/web/password", srv.withAuth(srv.upsertPassword))
srv.POST("/:version/users/:user/web/password/check", srv.withAuth(srv.checkPassword))
srv.POST("/:version/users/:user/web/sessions", srv.withAuth(srv.extendWebSession))
srv.POST("/:version/users/:user/web/authenticate", srv.withAuth(srv.authenticateWebUser))
srv.POST("/:version/users/:user/ssh/authenticate", srv.withAuth(srv.authenticateSSHUser))
srv.GET("/:version/users/:user/web/sessions/:sid", srv.withAuth(srv.getWebSession))
srv.DELETE("/:version/users/:user/web/sessions/:sid", srv.withAuth(srv.deleteWebSession))
srv.GET("/:version/signuptokens/:token", srv.withAuth(srv.getSignupTokenData))
srv.POST("/:version/signuptokens/users", srv.withAuth(srv.createUserWithToken))
srv.POST("/:version/signuptokens", srv.withAuth(srv.createSignupToken))
// Servers and presence heartbeat
srv.POST("/:version/namespaces/:namespace/nodes", srv.withAuth(srv.upsertNode))
srv.PUT("/:version/namespaces/:namespace/nodes", srv.withAuth(srv.upsertNodes))
srv.GET("/:version/namespaces/:namespace/nodes", srv.withAuth(srv.getNodes))
srv.POST("/:version/authservers", srv.withAuth(srv.upsertAuthServer))
srv.GET("/:version/authservers", srv.withAuth(srv.getAuthServers))
srv.POST("/:version/proxies", srv.withAuth(srv.upsertProxy))
srv.GET("/:version/proxies", srv.withAuth(srv.getProxies))
srv.POST("/:version/tunnelconnections", srv.withAuth(srv.upsertTunnelConnection))
srv.GET("/:version/tunnelconnections/:cluster", srv.withAuth(srv.getTunnelConnections))
srv.GET("/:version/tunnelconnections", srv.withAuth(srv.getAllTunnelConnections))
srv.DELETE("/:version/tunnelconnections/:cluster/:conn", srv.withAuth(srv.deleteTunnelConnection))
srv.DELETE("/:version/tunnelconnections/:cluster", srv.withAuth(srv.deleteTunnelConnections))
srv.DELETE("/:version/tunnelconnections", srv.withAuth(srv.deleteAllTunnelConnections))
// Server Credentials
srv.POST("/:version/server/credentials", srv.withAuth(srv.generateServerKeys))
srv.POST("/:version/remoteclusters", srv.withAuth(srv.createRemoteCluster))
srv.GET("/:version/remoteclusters/:cluster", srv.withAuth(srv.getRemoteCluster))
srv.GET("/:version/remoteclusters", srv.withAuth(srv.getRemoteClusters))
srv.DELETE("/:version/remoteclusters/:cluster", srv.withAuth(srv.deleteRemoteCluster))
srv.DELETE("/:version/remoteclusters", srv.withAuth(srv.deleteAllRemoteClusters))
// Reverse tunnels
srv.POST("/:version/reversetunnels", srv.withAuth(srv.upsertReverseTunnel))
srv.GET("/:version/reversetunnels", srv.withAuth(srv.getReverseTunnels))
srv.DELETE("/:version/reversetunnels/:domain", srv.withAuth(srv.deleteReverseTunnel))
// trusted clusters
srv.POST("/:version/trustedclusters", srv.withAuth(srv.upsertTrustedCluster))
srv.POST("/:version/trustedclusters/validate", srv.withAuth(srv.validateTrustedCluster))
srv.GET("/:version/trustedclusters", srv.withAuth(srv.getTrustedClusters))
srv.GET("/:version/trustedclusters/:name", srv.withAuth(srv.getTrustedCluster))
srv.DELETE("/:version/trustedclusters/:name", srv.withAuth(srv.deleteTrustedCluster))
// Tokens
srv.POST("/:version/tokens", srv.withAuth(srv.generateToken))
srv.POST("/:version/tokens/register", srv.withAuth(srv.registerUsingToken))
srv.POST("/:version/tokens/register/auth", srv.withAuth(srv.registerNewAuthServer))
// active sesssions
srv.POST("/:version/namespaces/:namespace/sessions", srv.withAuth(srv.createSession))
srv.PUT("/:version/namespaces/:namespace/sessions/:id", srv.withAuth(srv.updateSession))
srv.DELETE("/:version/namespaces/:namespace/sessions/:id", srv.withAuth(srv.deleteSession))
srv.GET("/:version/namespaces/:namespace/sessions", srv.withAuth(srv.getSessions))
srv.GET("/:version/namespaces/:namespace/sessions/:id", srv.withAuth(srv.getSession))
srv.POST("/:version/namespaces/:namespace/sessions/:id/slice", srv.withAuth(srv.postSessionSlice))
srv.POST("/:version/namespaces/:namespace/sessions/:id/recording", srv.withAuth(srv.uploadSessionRecording))
srv.GET("/:version/namespaces/:namespace/sessions/:id/stream", srv.withAuth(srv.getSessionChunk))
srv.GET("/:version/namespaces/:namespace/sessions/:id/events", srv.withAuth(srv.getSessionEvents))
// Namespaces
srv.POST("/:version/namespaces", srv.withAuth(srv.upsertNamespace))
srv.GET("/:version/namespaces", srv.withAuth(srv.getNamespaces))
srv.GET("/:version/namespaces/:namespace", srv.withAuth(srv.getNamespace))
srv.DELETE("/:version/namespaces/:namespace", srv.withAuth(srv.deleteNamespace))
// Roles
srv.POST("/:version/roles", srv.withAuth(srv.upsertRole))
srv.GET("/:version/roles", srv.withAuth(srv.getRoles))
srv.GET("/:version/roles/:role", srv.withAuth(srv.getRole))
srv.DELETE("/:version/roles/:role", srv.withAuth(srv.deleteRole))
// cluster configuration
srv.GET("/:version/configuration", srv.withAuth(srv.getClusterConfig))
srv.POST("/:version/configuration", srv.withAuth(srv.setClusterConfig))
srv.GET("/:version/configuration/name", srv.withAuth(srv.getClusterName))
srv.POST("/:version/configuration/name", srv.withAuth(srv.setClusterName))
srv.GET("/:version/configuration/static_tokens", srv.withAuth(srv.getStaticTokens))
srv.POST("/:version/configuration/static_tokens", srv.withAuth(srv.setStaticTokens))
srv.GET("/:version/authentication/preference", srv.withAuth(srv.getClusterAuthPreference))
srv.POST("/:version/authentication/preference", srv.withAuth(srv.setClusterAuthPreference))
// OIDC
srv.POST("/:version/oidc/connectors", srv.withAuth(srv.upsertOIDCConnector))
srv.GET("/:version/oidc/connectors", srv.withAuth(srv.getOIDCConnectors))
srv.GET("/:version/oidc/connectors/:id", srv.withAuth(srv.getOIDCConnector))
srv.DELETE("/:version/oidc/connectors/:id", srv.withAuth(srv.deleteOIDCConnector))
srv.POST("/:version/oidc/requests/create", srv.withAuth(srv.createOIDCAuthRequest))
srv.POST("/:version/oidc/requests/validate", srv.withAuth(srv.validateOIDCAuthCallback))
// SAML handlers
srv.POST("/:version/saml/connectors", srv.withAuth(srv.createSAMLConnector))
srv.PUT("/:version/saml/connectors", srv.withAuth(srv.upsertSAMLConnector))
srv.GET("/:version/saml/connectors", srv.withAuth(srv.getSAMLConnectors))
srv.GET("/:version/saml/connectors/:id", srv.withAuth(srv.getSAMLConnector))
srv.DELETE("/:version/saml/connectors/:id", srv.withAuth(srv.deleteSAMLConnector))
srv.POST("/:version/saml/requests/create", srv.withAuth(srv.createSAMLAuthRequest))
srv.POST("/:version/saml/requests/validate", srv.withAuth(srv.validateSAMLResponse))
// Github connector
srv.POST("/:version/github/connectors", srv.withAuth(srv.createGithubConnector))
srv.PUT("/:version/github/connectors", srv.withAuth(srv.upsertGithubConnector))
srv.GET("/:version/github/connectors", srv.withAuth(srv.getGithubConnectors))
srv.GET("/:version/github/connectors/:id", srv.withAuth(srv.getGithubConnector))
srv.DELETE("/:version/github/connectors/:id", srv.withAuth(srv.deleteGithubConnector))
srv.POST("/:version/github/requests/create", srv.withAuth(srv.createGithubAuthRequest))
srv.POST("/:version/github/requests/validate", srv.withAuth(srv.validateGithubAuthCallback))
// U2F
srv.GET("/:version/u2f/signuptokens/:token", srv.withAuth(srv.getSignupU2FRegisterRequest))
srv.POST("/:version/u2f/users", srv.withAuth(srv.createUserWithU2FToken))
srv.POST("/:version/u2f/users/:user/sign", srv.withAuth(srv.u2fSignRequest))
srv.GET("/:version/u2f/appid", srv.withAuth(srv.getU2FAppID))
// Provisioning tokens
srv.GET("/:version/tokens", srv.withAuth(srv.getTokens))
srv.GET("/:version/tokens/:token", srv.withAuth(srv.getToken))
srv.DELETE("/:version/tokens/:token", srv.withAuth(srv.deleteToken))
// Audit logs AKA events
srv.POST("/:version/events", srv.withAuth(srv.emitAuditEvent))
srv.GET("/:version/events", srv.withAuth(srv.searchEvents))
srv.GET("/:version/events/session", srv.withAuth(srv.searchSessionEvents))
if plugin := GetPlugin(); plugin != nil {
plugin.AddHandlers(&srv)
}
return httplib.RewritePaths(&srv.Router,
httplib.Rewrite("/v1/nodes", "/v1/namespaces/default/nodes"),
httplib.Rewrite("/v1/sessions", "/v1/namespaces/default/sessions"),
httplib.Rewrite("/v1/sessions/([^/]+)/(.*)", "/v1/namespaces/default/sessions/$1/$2"),
)
}
// HandlerWithAuthFunc is http handler with passed auth context
type HandlerWithAuthFunc func(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error)
func (s *APIServer) withAuth(handler HandlerWithAuthFunc) httprouter.Handle {
const accessDeniedMsg = "auth API: access denied "
return httplib.MakeHandler(func(w http.ResponseWriter, r *http.Request, p httprouter.Params) (interface{}, error) {
// HTTPS server expects auth context to be set by the auth middleware
authContext, err := s.Authorizer.Authorize(r.Context())
if err != nil {
// propagate connection problem error so we can differentiate
// between connection failed and access denied
if trace.IsConnectionProblem(err) {
return nil, trace.ConnectionProblem(err, "[07] failed to connect to the database")
} else if trace.IsAccessDenied(err) {
// don't print stack trace, just log the warning
log.Warn(err)
} else {
log.Warn(trace.DebugReport(err))
}
return nil, trace.AccessDenied(accessDeniedMsg + "[00]")
}
auth := &AuthWithRoles{
authServer: s.AuthServer,
user: authContext.User,
checker: authContext.Checker,
identity: authContext.Identity,
sessions: s.SessionService,
alog: s.AuthServer.IAuditLog,
}
version := p.ByName("version")
if version == "" {
return nil, trace.BadParameter("missing version")
}
return handler(auth, w, r, p, version)
})
}
type upsertServerRawReq struct {
Server json.RawMessage `json:"server"`
TTL time.Duration `json:"ttl"`
}
// upsertServer is a common utility function
func (s *APIServer) upsertServer(auth ClientI, role teleport.Role, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req upsertServerRawReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
var kind string
switch role {
case teleport.RoleNode:
kind = services.KindNode
case teleport.RoleAuth:
kind = services.KindAuthServer
case teleport.RoleProxy:
kind = services.KindProxy
}
server, err := services.GetServerMarshaler().UnmarshalServer(req.Server, kind)
if err != nil {
return nil, trace.Wrap(err)
}
// if server sent "local" IP address to us, replace the ip/host part with the remote address we see
// on the socket, but keep the original port:
server.SetAddr(utils.ReplaceLocalhost(server.GetAddr(), r.RemoteAddr))
if req.TTL != 0 {
server.SetTTL(s, req.TTL)
}
switch role {
case teleport.RoleNode:
namespace := p.ByName("namespace")
if !services.IsValidNamespace(namespace) {
return nil, trace.BadParameter("invalid namespace %q", namespace)
}
server.SetNamespace(namespace)
if err := auth.UpsertNode(server); err != nil {
return nil, trace.Wrap(err)
}
case teleport.RoleAuth:
if err := auth.UpsertAuthServer(server); err != nil {
return nil, trace.Wrap(err)
}
case teleport.RoleProxy:
if err := auth.UpsertProxy(server); err != nil {
return nil, trace.Wrap(err)
}
}
return message("ok"), nil
}
type upsertNodesReq struct {
Nodes json.RawMessage `json:"nodes"`
Namespace string `json:"namespace"`
}
// upsertNodes is used to bulk insert nodes into the backend.
func (s *APIServer) upsertNodes(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req upsertNodesReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
if !services.IsValidNamespace(req.Namespace) {
return nil, trace.BadParameter("invalid namespace %q", req.Namespace)
}
nodes, err := services.GetServerMarshaler().UnmarshalServers(req.Nodes)
if err != nil {
return nil, trace.Wrap(err)
}
err = auth.UpsertNodes(req.Namespace, nodes)
if err != nil {
return nil, trace.Wrap(err)
}
return message("ok"), nil
}
// upsertNode is called by remote SSH nodes when they ping back into the auth service
func (s *APIServer) upsertNode(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
return s.upsertServer(auth, teleport.RoleNode, w, r, p, version)
}
// getNodes returns registered SSH nodes
func (s *APIServer) getNodes(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
namespace := p.ByName("namespace")
if !services.IsValidNamespace(namespace) {
return nil, trace.BadParameter("invalid namespace %q", namespace)
}
skipValidation, _, err := httplib.ParseBool(r.URL.Query(), "skip_validation")
if err != nil {
return nil, trace.Wrap(err)
}
var opts []services.MarshalOption
if skipValidation {
opts = append(opts, services.SkipValidation())
}
servers, err := auth.GetNodes(namespace, opts...)
if err != nil {
return nil, trace.Wrap(err)
}
return marshalServers(servers, version)
}
// upsertProxy is called by remote SSH nodes when they ping back into the auth service
func (s *APIServer) upsertProxy(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
return s.upsertServer(auth, teleport.RoleProxy, w, r, p, version)
}
// getProxies returns registered proxies
func (s *APIServer) getProxies(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
servers, err := auth.GetProxies()
if err != nil {
return nil, trace.Wrap(err)
}
return marshalServers(servers, version)
}
// upsertAuthServer is called by remote Auth servers when they ping back into the auth service
func (s *APIServer) upsertAuthServer(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
return s.upsertServer(auth, teleport.RoleAuth, w, r, p, version)
}
// getAuthServers returns registered auth servers
func (s *APIServer) getAuthServers(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
servers, err := auth.GetAuthServers()
if err != nil {
return nil, trace.Wrap(err)
}
return marshalServers(servers, version)
}
func marshalServers(servers []services.Server, version string) (interface{}, error) {
items := make([]json.RawMessage, len(servers))
for i, server := range servers {
data, err := services.GetServerMarshaler().MarshalServer(server, services.WithVersion(version))
if err != nil {
return nil, trace.Wrap(err)
}
items[i] = data
}
return items, nil
}
type upsertReverseTunnelRawReq struct {
ReverseTunnel json.RawMessage `json:"reverse_tunnel"`
TTL time.Duration `json:"ttl"`
}
// upsertReverseTunnel is called by admin to create a reverse tunnel to remote proxy
func (s *APIServer) upsertReverseTunnel(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req upsertReverseTunnelRawReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
tun, err := services.GetReverseTunnelMarshaler().UnmarshalReverseTunnel(req.ReverseTunnel)
if err != nil {
return nil, trace.Wrap(err)
}
if req.TTL != 0 {
tun.SetTTL(s, req.TTL)
}
if err := auth.UpsertReverseTunnel(tun); err != nil {
return nil, trace.Wrap(err)
}
return message("ok"), nil
}
// getReverseTunnels returns a list of reverse tunnels
func (s *APIServer) getReverseTunnels(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
reverseTunnels, err := auth.GetReverseTunnels()
if err != nil {
return nil, trace.Wrap(err)
}
items := make([]json.RawMessage, len(reverseTunnels))
for i, tunnel := range reverseTunnels {
data, err := services.GetReverseTunnelMarshaler().MarshalReverseTunnel(tunnel, services.WithVersion(version))
if err != nil {
return nil, trace.Wrap(err)
}
items[i] = data
}
return items, nil
}
// deleteReverseTunnel deletes reverse tunnel
func (s *APIServer) deleteReverseTunnel(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
domainName := p.ByName("domain")
err := auth.DeleteReverseTunnel(domainName)
if err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("reverse tunnel %v deleted", domainName)), nil
}
type upsertTrustedClusterReq struct {
TrustedCluster json.RawMessage `json:"trusted_cluster"`
}
func (s *APIServer) upsertTrustedCluster(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req *upsertTrustedClusterReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
trustedCluster, err := services.GetTrustedClusterMarshaler().Unmarshal(req.TrustedCluster)
if err != nil {
return nil, trace.Wrap(err)
}
out, err := auth.UpsertTrustedCluster(trustedCluster)
if err != nil {
return nil, trace.Wrap(err)
}
return rawMessage(services.GetTrustedClusterMarshaler().Marshal(out, services.WithVersion(version)))
}
func (s *APIServer) validateTrustedCluster(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var validateRequestRaw ValidateTrustedClusterRequestRaw
if err := httplib.ReadJSON(r, &validateRequestRaw); err != nil {
return nil, trace.Wrap(err)
}
validateRequest, err := validateRequestRaw.ToNative()
if err != nil {
return nil, trace.Wrap(err)
}
validateResponse, err := auth.ValidateTrustedCluster(validateRequest)
if err != nil {
return nil, trace.Wrap(err)
}
validateResponseRaw, err := validateResponse.ToRaw()
if err != nil {
return nil, trace.Wrap(err)
}
return validateResponseRaw, nil
}
func (s *APIServer) getTrustedCluster(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
return auth.GetTrustedCluster(p.ByName("name"))
}
func (s *APIServer) getTrustedClusters(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
return auth.GetTrustedClusters()
}
func (s *APIServer) deleteTrustedCluster(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
err := auth.DeleteTrustedCluster(p.ByName("name"))
if err != nil {
return nil, trace.Wrap(err)
}
return message("ok"), nil
}
// getTokens returns a list of active provisioning tokens. expired (inactive) tokens are not returned
func (s *APIServer) getTokens(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
tokens, err := auth.GetTokens()
if err != nil {
return nil, trace.Wrap(err)
}
return tokens, nil
}
// getTokens returns provisioning token by name
func (s *APIServer) getToken(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
token, err := auth.GetToken(p.ByName("token"))
if err != nil {
return nil, trace.Wrap(err)
}
return token, nil
}
// deleteToken deletes (revokes) a token by its value
func (s *APIServer) deleteToken(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
token := p.ByName("token")
if err := auth.DeleteToken(token); err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("Token %v deleted", token)), nil
}
func (s *APIServer) deleteWebSession(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
user, sid := p.ByName("user"), p.ByName("sid")
err := auth.DeleteWebSession(user, sid)
if err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("session '%v' for user '%v' deleted", sid, user)), nil
}
// sessionV1 is a V1 style web session, used in legacy v1 API
type sessionV1 struct {
// ID is a session ID
ID string `json:"id"`
// Username is a user this session belongs to
Username string `json:"username"`
// ExpiresAt is an optional expiry time, if set
// that means this web session and all derived web sessions
// can not continue after this time, used in OIDC use case
// when expiry is set by external identity provider, so user
// has to relogin (or later on we'd need to refresh the token)
ExpiresAt time.Time `json:"expires_at"`
// WS is a private keypair used for signing requests
WS services.WebSessionV1 `json:"web"`
}
func (s *APIServer) getWebSession(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
user, sid := p.ByName("user"), p.ByName("sid")
sess, err := auth.GetWebSessionInfo(user, sid)
if err != nil {
return nil, trace.Wrap(err)
}
if version == services.V1 {
return &sessionV1{
ID: sess.GetName(),
Username: sess.GetUser(),
ExpiresAt: sess.GetExpiryTime(),
WS: *(sess.V1()),
}, nil
}
return rawMessage(services.GetWebSessionMarshaler().MarshalWebSession(sess, services.WithVersion(version)))
}
type generateUserCertReq struct {
Key []byte `json:"key"`
User string `json:"user"`
TTL time.Duration `json:"ttl"`
Compatibility string `json:"compatibility,omitempty"`
}
func (s *APIServer) generateUserCert(auth ClientI, w http.ResponseWriter, r *http.Request, _ httprouter.Params, version string) (interface{}, error) {
var req *generateUserCertReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
certificateFormat, err := utils.CheckCertificateFormatFlag(req.Compatibility)
if err != nil {
return nil, trace.Wrap(err)
}
cert, err := auth.GenerateUserCert(req.Key, req.User, req.TTL, certificateFormat)
if err != nil {
return nil, trace.Wrap(err)
}
return string(cert), nil
}
type signInReq struct {
Password string `json:"password"`
}
func (s *APIServer) u2fSignRequest(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req *signInReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
user := p.ByName("user")
pass := []byte(req.Password)
u2fSignReq, err := auth.GetU2FSignRequest(user, pass)
if err != nil {
return nil, trace.Wrap(err)
}
return u2fSignReq, nil
}
type createWebSessionReq struct {
PrevSessionID string `json:"prev_session_id"`
}
func (s *APIServer) extendWebSession(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req *createWebSessionReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
user := p.ByName("user")
if req.PrevSessionID == "" {
return nil, trace.BadParameter("previous session ID missing")
}
sess, err := auth.ExtendWebSession(user, req.PrevSessionID)
if err != nil {
return nil, trace.Wrap(err)
}
return sess, nil
}
func (s *APIServer) authenticateWebUser(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req AuthenticateUserRequest
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
req.Username = p.ByName("user")
sess, err := auth.AuthenticateWebUser(req)
if err != nil {
return nil, trace.Wrap(err)
}
return rawMessage(services.GetWebSessionMarshaler().MarshalWebSession(sess, services.WithVersion(version)))
}
func (s *APIServer) authenticateSSHUser(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req AuthenticateSSHRequest
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
req.Username = p.ByName("user")
return auth.AuthenticateSSHUser(req)
}
func (s *APIServer) changePassword(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req services.ChangePasswordReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
err := auth.ChangePassword(req)
if err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("password has been changed for user %q", req.User)), nil
}
type upsertPasswordReq struct {
Password string `json:"password"`
}
func (s *APIServer) upsertPassword(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req *upsertPasswordReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
user := p.ByName("user")
err := auth.UpsertPassword(user, []byte(req.Password))
if err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("password for for user %q upserted", user)), nil
}
type upsertUserRawReq struct {
User json.RawMessage `json:"user"`
}
func (s *APIServer) upsertUser(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req *upsertUserRawReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
user, err := services.GetUserMarshaler().UnmarshalUser(req.User)
if err != nil {
return nil, trace.Wrap(err)
}
err = auth.UpsertUser(user)
if err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("'%v' user upserted", user.GetName())), nil
}
type checkPasswordReq struct {
Password string `json:"password"`
OTPToken string `json:"otp_token"`
}
func (s *APIServer) checkPassword(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req checkPasswordReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
user := p.ByName("user")
if err := auth.CheckPassword(user, []byte(req.Password), req.OTPToken); err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("%q user password matches", user)), nil
}
func (s *APIServer) getUser(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
user, err := auth.GetUser(p.ByName("user"))
if err != nil {
return nil, trace.Wrap(err)
}
return rawMessage(services.GetUserMarshaler().MarshalUser(user, services.WithVersion(version)))
}
func rawMessage(data []byte, err error) (interface{}, error) {
if err != nil {
return nil, trace.Wrap(err)
}
m := json.RawMessage(data)
return &m, nil
}
func (s *APIServer) getUsers(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
users, err := auth.GetUsers()
if err != nil {
return nil, trace.Wrap(err)
}
out := make([]json.RawMessage, len(users))
for i, user := range users {
data, err := services.GetUserMarshaler().MarshalUser(user, services.WithVersion(version))
if err != nil {
return nil, trace.Wrap(err)
}
out[i] = data
}
return out, nil
}
func (s *APIServer) deleteUser(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
user := p.ByName("user")
if err := auth.DeleteUser(user); err != nil {
return nil, trace.Wrap(err)
}
return message(fmt.Sprintf("user '%v' deleted", user)), nil
}
type generateKeyPairReq struct {
Password string `json:"password"`
}
type generateKeyPairResponse struct {
PrivKey []byte `json:"privkey"`
PubKey string `json:"pubkey"`
}
func (s *APIServer) generateKeyPair(auth ClientI, w http.ResponseWriter, r *http.Request, _ httprouter.Params, version string) (interface{}, error) {
var req *generateKeyPairReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
priv, pub, err := auth.GenerateKeyPair(req.Password)
if err != nil {
return nil, trace.Wrap(err)
}
return &generateKeyPairResponse{PrivKey: priv, PubKey: string(pub)}, nil
}
type generateHostCertReq struct {
Key []byte `json:"key"`
HostID string `json:"hostname"`
NodeName string `json:"node_name"`
Principals []string `json:"principals"`
ClusterName string `json:"auth_domain"`
Roles teleport.Roles `json:"roles"`
TTL time.Duration `json:"ttl"`
}
func (s *APIServer) generateHostCert(auth ClientI, w http.ResponseWriter, r *http.Request, _ httprouter.Params, version string) (interface{}, error) {
var req *generateHostCertReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
cert, err := auth.GenerateHostCert(req.Key, req.HostID, req.NodeName, req.Principals, req.ClusterName, req.Roles, req.TTL)
if err != nil {
return nil, trace.Wrap(err)
}
return string(cert), nil
}
func (s *APIServer) generateToken(auth ClientI, w http.ResponseWriter, r *http.Request, _ httprouter.Params, version string) (interface{}, error) {
var req GenerateTokenRequest
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
token, err := auth.GenerateToken(req)
if err != nil {
return nil, trace.Wrap(err)
}
return string(token), nil
}
func (s *APIServer) registerUsingToken(auth ClientI, w http.ResponseWriter, r *http.Request, _ httprouter.Params, version string) (interface{}, error) {
var req RegisterUsingTokenRequest
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
keys, err := auth.RegisterUsingToken(req)
if err != nil {
return nil, trace.Wrap(err)
}
return keys, nil
}
type registerNewAuthServerReq struct {
Token string `json:"token"`
}
func (s *APIServer) registerNewAuthServer(auth ClientI, w http.ResponseWriter, r *http.Request, _ httprouter.Params, version string) (interface{}, error) {
var req *registerNewAuthServerReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
err := auth.RegisterNewAuthServer(req.Token)
if err != nil {
return nil, trace.Wrap(err)
}
return message("ok"), nil
}
func (s *APIServer) generateServerKeys(auth ClientI, w http.ResponseWriter, r *http.Request, _ httprouter.Params, version string) (interface{}, error) {
var req GenerateServerKeysRequest
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
keys, err := auth.GenerateServerKeys(req)
if err != nil {
return nil, trace.Wrap(err)
}
return keys, nil
}
func (s *APIServer) rotateCertAuthority(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req RotateRequest
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
if err := auth.RotateCertAuthority(req); err != nil {
return nil, trace.Wrap(err)
}
return message("ok"), nil
}
type upsertCertAuthorityRawReq struct {
CA json.RawMessage `json:"ca"`
TTL time.Duration `json:"ttl"`
}
func (s *APIServer) upsertCertAuthority(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req *upsertCertAuthorityRawReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
ca, err := services.GetCertAuthorityMarshaler().UnmarshalCertAuthority(req.CA)
if err != nil {
return nil, trace.Wrap(err)
}
if req.TTL != 0 {
ca.SetTTL(s, req.TTL)
}
if err := auth.UpsertCertAuthority(ca); err != nil {
return nil, trace.Wrap(err)
}
return message("ok"), nil
}
type rotateExternalCertAuthorityRawReq struct {
CA json.RawMessage `json:"ca"`
}
func (s *APIServer) rotateExternalCertAuthority(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
var req rotateExternalCertAuthorityRawReq
if err := httplib.ReadJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
ca, err := services.GetCertAuthorityMarshaler().UnmarshalCertAuthority(req.CA)
if err != nil {
return nil, trace.Wrap(err)
}
if err := auth.RotateExternalCertAuthority(ca); err != nil {
return nil, trace.Wrap(err)
}
return message("ok"), nil
}
func (s *APIServer) getCertAuthorities(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
loadKeys, _, err := httplib.ParseBool(r.URL.Query(), "load_keys")
if err != nil {
return nil, trace.Wrap(err)
}
certs, err := auth.GetCertAuthorities(services.CertAuthType(p.ByName("type")), loadKeys)
if err != nil {
return nil, trace.Wrap(err)
}
items := make([]json.RawMessage, len(certs))
for i, cert := range certs {
data, err := services.GetCertAuthorityMarshaler().MarshalCertAuthority(cert, services.WithVersion(version))
if err != nil {
return nil, trace.Wrap(err)
}
items[i] = data
}
return items, nil
}
func (s *APIServer) getCertAuthority(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
loadKeys, _, err := httplib.ParseBool(r.URL.Query(), "load_keys")
if err != nil {
return nil, trace.Wrap(err)
}
id := services.CertAuthID{
Type: services.CertAuthType(p.ByName("type")),
DomainName: p.ByName("domain"),
}
ca, err := auth.GetCertAuthority(id, loadKeys)
if err != nil {
return nil, trace.Wrap(err)
}
return rawMessage(services.GetCertAuthorityMarshaler().MarshalCertAuthority(ca, services.WithVersion(version)))
}
func (s *APIServer) getDomainName(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
domain, err := auth.GetDomainName()
if err != nil {
return nil, trace.Wrap(err)
}
return domain, nil
}
// getClusterCACert returns the CAs for the local cluster without signing keys.
func (s *APIServer) getClusterCACert(auth ClientI, w http.ResponseWriter, r *http.Request, p httprouter.Params, version string) (interface{}, error) {
localCA, err := auth.GetClusterCACert()