mattermost/server/channels/api4/ldap.go

515 lines
16 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package api4
import (
"encoding/json"
"mime/multipart"
"net/http"
"github.com/mattermost/mattermost/server/public/model"
"github.com/mattermost/mattermost/server/public/shared/mlog"
)
type mixedUnlinkedGroup struct {
ID *string `json:"mattermost_group_id"`
DisplayName string `json:"name"`
RemoteID string `json:"primary_key"`
HasSyncables *bool `json:"has_syncables"`
}
func (api *API) InitLdap() {
api.BaseRoutes.LDAP.Handle("/sync", api.APISessionRequired(syncLdap)).Methods(http.MethodPost)
api.BaseRoutes.LDAP.Handle("/test", api.APISessionRequired(testLdap)).Methods(http.MethodPost)
api.BaseRoutes.LDAP.Handle("/test_connection", api.APISessionRequired(testLdapConnection)).Methods(http.MethodPost)
api.BaseRoutes.LDAP.Handle("/test_diagnostics", api.APISessionRequired(testLdapDiagnostics)).Methods(http.MethodPost)
api.BaseRoutes.LDAP.Handle("/migrateid", api.APISessionRequired(migrateIDLdap)).Methods(http.MethodPost)
// GET /api/v4/ldap/groups?page=0&per_page=1000
api.BaseRoutes.LDAP.Handle("/groups", api.APISessionRequired(getLdapGroups)).Methods(http.MethodGet)
// POST /api/v4/ldap/groups/:remote_id/link
api.BaseRoutes.LDAP.Handle(`/groups/{remote_id}/link`, api.APISessionRequired(linkLdapGroup)).Methods(http.MethodPost)
// DELETE /api/v4/ldap/groups/:remote_id/link
api.BaseRoutes.LDAP.Handle(`/groups/{remote_id}/link`, api.APISessionRequired(unlinkLdapGroup)).Methods(http.MethodDelete)
api.BaseRoutes.LDAP.Handle("/certificate/public", api.APISessionRequired(addLdapPublicCertificate, handlerParamFileAPI)).Methods(http.MethodPost)
api.BaseRoutes.LDAP.Handle("/certificate/private", api.APISessionRequired(addLdapPrivateCertificate, handlerParamFileAPI)).Methods(http.MethodPost)
api.BaseRoutes.LDAP.Handle("/certificate/public", api.APISessionRequired(removeLdapPublicCertificate)).Methods(http.MethodDelete)
api.BaseRoutes.LDAP.Handle("/certificate/private", api.APISessionRequired(removeLdapPrivateCertificate)).Methods(http.MethodDelete)
api.BaseRoutes.LDAP.Handle("/users/{user_id}/group_sync_memberships", api.APISessionRequired(addUserToGroupSyncables)).Methods(http.MethodPost)
}
func syncLdap(c *Context, w http.ResponseWriter, r *http.Request) {
if c.App.Channels().License() == nil || !*c.App.Channels().License().Features.LDAP {
c.Err = model.NewAppError("api4.syncLdap", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionCreateLdapSyncJob) {
c.SetPermissionError(model.PermissionCreateLdapSyncJob)
return
}
auditRec := c.MakeAuditRecord(model.AuditEventSyncLdap, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
c.App.SyncLdap(c.AppContext)
auditRec.Success()
ReturnStatusOK(w)
}
func testLdap(c *Context, w http.ResponseWriter, r *http.Request) {
if c.App.Channels().License() == nil || !*c.App.Channels().License().Features.LDAP {
c.Err = model.NewAppError("api4.testLdap", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionTestLdap) {
c.SetPermissionError(model.PermissionTestLdap)
return
}
if err := c.App.TestLdap(c.AppContext); err != nil {
c.Err = err
return
}
ReturnStatusOK(w)
}
func testLdapConnection(c *Context, w http.ResponseWriter, r *http.Request) {
if c.App.Channels().License() == nil || !model.SafeDereference(c.App.Channels().License().Features.LDAP) {
c.Err = model.NewAppError("api4.testLdapConnection", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionTestLdap) {
c.SetPermissionError(model.PermissionTestLdap)
return
}
var settings model.LdapSettings
if err := json.NewDecoder(r.Body).Decode(&settings); err != nil {
c.SetInvalidParamWithErr("ldap_settings", err)
return
}
if err := c.App.TestLdapConnection(c.AppContext, settings); err != nil {
c.Err = err
return
}
ReturnStatusOK(w)
}
func testLdapDiagnostics(c *Context, w http.ResponseWriter, r *http.Request) {
if c.App.Channels().License() == nil || !*c.App.Channels().License().Features.LDAP {
c.Err = model.NewAppError("Api4.testLdapDiagnostics", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionTestLdap) {
c.SetPermissionError(model.PermissionTestLdap)
return
}
testTypeStr := r.URL.Query().Get("test")
if testTypeStr == "" {
c.SetInvalidParam("test")
return
}
testType := model.LdapDiagnosticTestType(testTypeStr)
if !testType.IsValid() {
c.SetInvalidParam("test")
return
}
var settings model.LdapSettings
if err := json.NewDecoder(r.Body).Decode(&settings); err != nil {
c.SetInvalidParamWithErr("ldap_settings", err)
return
}
res, appErr := c.App.TestLdapDiagnostics(c.AppContext, testType, settings)
if appErr != nil {
c.Err = appErr
return
}
if err := json.NewEncoder(w).Encode(res); err != nil {
c.Logger.Warn("Error while writing response", mlog.Err(err))
}
}
func getLdapGroups(c *Context, w http.ResponseWriter, r *http.Request) {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionSysconsoleReadUserManagementGroups) {
c.SetPermissionError(model.PermissionSysconsoleReadUserManagementGroups)
return
}
if c.App.Channels().License() == nil || !*c.App.Channels().License().Features.LDAPGroups {
c.Err = model.NewAppError("api4.getLdapGroups", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
opts := model.LdapGroupSearchOpts{
Q: c.Params.Q,
}
if c.Params.IsLinked != nil {
opts.IsLinked = c.Params.IsLinked
}
if c.Params.IsConfigured != nil {
opts.IsConfigured = c.Params.IsConfigured
}
groups, total, appErr := c.App.GetAllLdapGroupsPage(c.AppContext, c.Params.Page, c.Params.PerPage, opts)
if appErr != nil {
c.Err = appErr
return
}
mugs := []*mixedUnlinkedGroup{}
for _, group := range groups {
mug := &mixedUnlinkedGroup{
DisplayName: group.DisplayName,
RemoteID: group.GetRemoteId(),
}
if len(group.Id) == 26 {
mug.ID = &group.Id
mug.HasSyncables = &group.HasSyncables
}
mugs = append(mugs, mug)
}
b, err := json.Marshal(struct {
Count int `json:"count"`
Groups []*mixedUnlinkedGroup `json:"groups"`
}{Count: total, Groups: mugs})
if err != nil {
c.Err = model.NewAppError("api4.getLdapGroups", "api.marshal_error", nil, "", http.StatusInternalServerError).Wrap(err)
return
}
if _, err := w.Write(b); err != nil {
c.Logger.Warn("Error while writing response", mlog.Err(err))
}
}
func linkLdapGroup(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequireRemoteId()
if c.Err != nil {
return
}
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionSysconsoleWriteUserManagementGroups) {
c.SetPermissionError(model.PermissionSysconsoleWriteUserManagementGroups)
return
}
auditRec := c.MakeAuditRecord(model.AuditEventLinkLdapGroup, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
model.AddEventParameterToAuditRec(auditRec, "remote_id", c.Params.RemoteId)
if c.App.Channels().License() == nil || !*c.App.Channels().License().Features.LDAPGroups {
c.Err = model.NewAppError("api4.linkLdapGroup", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
ldapGroup, appErr := c.App.GetLdapGroup(c.AppContext, c.Params.RemoteId)
if appErr != nil {
c.Err = appErr
return
}
if ldapGroup == nil {
c.Err = model.NewAppError("api4.linkLdapGroup", "api.ldap_group.not_found", nil, "", http.StatusNotFound)
return
}
group, appErr := c.App.GetGroupByRemoteID(ldapGroup.GetRemoteId(), model.GroupSourceLdap)
if appErr != nil && appErr.Id != "app.group.no_rows" {
c.Err = appErr
return
}
if group != nil {
model.AddEventParameterAuditableToAuditRec(auditRec, "group", group)
}
var status int
var newOrUpdatedGroup *model.Group
// Truncate display name if necessary
var displayName string
if len(ldapGroup.DisplayName) > model.GroupDisplayNameMaxLength {
displayName = ldapGroup.DisplayName[:model.GroupDisplayNameMaxLength]
} else {
displayName = ldapGroup.DisplayName
}
// Group has been previously linked
if group != nil {
if group.DeleteAt == 0 {
newOrUpdatedGroup = group
} else {
group.DeleteAt = 0
group.DisplayName = displayName
group.RemoteId = ldapGroup.RemoteId
newOrUpdatedGroup, appErr = c.App.UpdateGroup(group)
if appErr != nil {
c.Err = appErr
return
}
auditRec.AddEventResultState(newOrUpdatedGroup)
auditRec.AddEventObjectType("group")
}
status = http.StatusOK
} else {
// Group has never been linked
//
// For group mentions implementation, the Name column will no longer be set by default.
// Instead it will be set and saved in the web app when Group Mentions is enabled.
newGroup := &model.Group{
DisplayName: displayName,
RemoteId: ldapGroup.RemoteId,
Source: model.GroupSourceLdap,
}
newOrUpdatedGroup, appErr = c.App.CreateGroup(newGroup)
if appErr != nil {
c.Err = appErr
return
}
auditRec.AddEventResultState(newOrUpdatedGroup)
auditRec.AddEventObjectType("group")
status = http.StatusCreated
}
b, err := json.Marshal(newOrUpdatedGroup)
if err != nil {
c.Err = model.NewAppError("api4.linkLdapGroup", "api.marshal_error", nil, "", http.StatusInternalServerError).Wrap(err)
return
}
auditRec.Success()
w.WriteHeader(status)
if _, err := w.Write(b); err != nil {
c.Logger.Warn("Error while writing response", mlog.Err(err))
}
}
func unlinkLdapGroup(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequireRemoteId()
if c.Err != nil {
return
}
auditRec := c.MakeAuditRecord(model.AuditEventUnlinkLdapGroup, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
model.AddEventParameterToAuditRec(auditRec, "remote_id", c.Params.RemoteId)
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionSysconsoleWriteUserManagementGroups) {
c.SetPermissionError(model.PermissionSysconsoleWriteUserManagementGroups)
return
}
if c.App.Channels().License() == nil || !*c.App.Channels().License().Features.LDAPGroups {
c.Err = model.NewAppError("api4.unlinkLdapGroup", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
group, err := c.App.GetGroupByRemoteID(c.Params.RemoteId, model.GroupSourceLdap)
if err != nil {
c.Err = err
return
}
auditRec.AddEventPriorState(group)
auditRec.AddEventObjectType("group")
if group.DeleteAt == 0 {
deletedGroup, err := c.App.DeleteGroup(group.Id)
if err != nil {
c.Err = err
return
}
auditRec.AddEventResultState(deletedGroup)
}
auditRec.Success()
ReturnStatusOK(w)
}
func migrateIDLdap(c *Context, w http.ResponseWriter, r *http.Request) {
props := model.StringInterfaceFromJSON(r.Body)
toAttribute, ok := props["toAttribute"].(string)
if !ok || toAttribute == "" {
c.SetInvalidParam("toAttribute")
return
}
auditRec := c.MakeAuditRecord(model.AuditEventIdMigrateLdap, model.AuditStatusFail)
model.AddEventParameterToAuditRec(auditRec, "to_attribute", toAttribute)
defer c.LogAuditRec(auditRec)
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionManageSystem) {
c.SetPermissionError(model.PermissionManageSystem)
return
}
if c.App.Channels().License() == nil || !*c.App.Channels().License().Features.LDAP {
c.Err = model.NewAppError("api4.idMigrateLdap", "api.ldap_groups.license_error", nil, "", http.StatusNotImplemented)
return
}
if err := c.App.MigrateIdLDAP(c.AppContext, toAttribute); err != nil {
c.Err = err
return
}
auditRec.Success()
ReturnStatusOK(w)
}
func parseLdapCertificateRequest(r *http.Request, maxFileSize int64) (*multipart.FileHeader, *model.AppError) {
err := r.ParseMultipartForm(maxFileSize)
if err != nil {
return nil, model.NewAppError("addLdapCertificate", "api.admin.add_certificate.parseform.app_error", nil, "", http.StatusBadRequest).Wrap(err)
}
m := r.MultipartForm
fileArray, ok := m.File["certificate"]
if !ok {
return nil, model.NewAppError("addLdapCertificate", "api.admin.add_certificate.no_file.app_error", nil, "", http.StatusBadRequest)
}
if len(fileArray) <= 0 {
return nil, model.NewAppError("addLdapCertificate", "api.admin.add_certificate.array.app_error", nil, "", http.StatusBadRequest)
}
return fileArray[0], nil
}
func addLdapPublicCertificate(c *Context, w http.ResponseWriter, r *http.Request) {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionAddLdapPublicCert) {
c.SetPermissionError(model.PermissionAddLdapPublicCert)
return
}
fileData, err := parseLdapCertificateRequest(r, *c.App.Config().FileSettings.MaxFileSize)
if err != nil {
c.Err = err
return
}
auditRec := c.MakeAuditRecord(model.AuditEventAddLdapPublicCertificate, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
model.AddEventParameterToAuditRec(auditRec, "filename", fileData.Filename)
if err := c.App.AddLdapPublicCertificate(fileData); err != nil {
c.Err = err
return
}
auditRec.Success()
ReturnStatusOK(w)
}
func addLdapPrivateCertificate(c *Context, w http.ResponseWriter, r *http.Request) {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionAddLdapPrivateCert) {
c.SetPermissionError(model.PermissionAddLdapPrivateCert)
return
}
fileData, err := parseLdapCertificateRequest(r, *c.App.Config().FileSettings.MaxFileSize)
if err != nil {
c.Err = err
return
}
auditRec := c.MakeAuditRecord(model.AuditEventAddLdapPrivateCertificate, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
model.AddEventParameterToAuditRec(auditRec, "filename", fileData.Filename)
if err := c.App.AddLdapPrivateCertificate(fileData); err != nil {
c.Err = err
return
}
auditRec.Success()
ReturnStatusOK(w)
}
func removeLdapPublicCertificate(c *Context, w http.ResponseWriter, r *http.Request) {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionRemoveLdapPublicCert) {
c.SetPermissionError(model.PermissionRemoveLdapPublicCert)
return
}
auditRec := c.MakeAuditRecord(model.AuditEventRemoveLdapPublicCertificate, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
if err := c.App.RemoveLdapPublicCertificate(); err != nil {
c.Err = err
return
}
auditRec.Success()
ReturnStatusOK(w)
}
func removeLdapPrivateCertificate(c *Context, w http.ResponseWriter, r *http.Request) {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionRemoveLdapPrivateCert) {
c.SetPermissionError(model.PermissionRemoveLdapPrivateCert)
return
}
auditRec := c.MakeAuditRecord(model.AuditEventRemoveLdapPrivateCertificate, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
if err := c.App.RemoveLdapPrivateCertificate(); err != nil {
c.Err = err
return
}
auditRec.Success()
ReturnStatusOK(w)
}
// addUserToGroupSyncables creates memberships—for the given user—to all of their group syncables (i.e. channels or teams).
// For each group the user is a member of, for each channel and/or team that group is associated with, the user will be added.
func addUserToGroupSyncables(c *Context, w http.ResponseWriter, r *http.Request) {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionSysconsoleWriteUserManagementGroups) {
c.SetPermissionError(model.PermissionSysconsoleWriteUserManagementGroups)
return
}
user, appErr := c.App.GetUser(c.Params.UserId)
if appErr != nil {
c.Err = appErr
return
}
if user.AuthService != model.UserAuthServiceLdap && (user.AuthService != model.UserAuthServiceSaml || !*c.App.Config().SamlSettings.EnableSyncWithLdap) {
c.Err = model.NewAppError("addUserToGroupSyncables", "api.user.add_user_to_group_syncables.not_ldap_user.app_error", nil, "", http.StatusBadRequest)
return
}
auditRec := c.MakeAuditRecord(model.AuditEventAddUserToGroupSyncables, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
params := model.CreateDefaultMembershipParams{Since: 0, ReAddRemovedMembers: true, ScopedUserID: &user.Id}
err := c.App.CreateDefaultMemberships(c.AppContext, params)
if err != nil {
c.Err = model.NewAppError("addUserToGroupSyncables", "api.admin.syncables_error", nil, "", http.StatusBadRequest).Wrap(err)
return
}
auditRec.Success()
ReturnStatusOK(w)
}