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role.go
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role.go
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// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package api4
import (
"encoding/json"
"net/http"
"github.com/mattermost/mattermost-server/v6/audit"
"github.com/mattermost/mattermost-server/v6/model"
"github.com/mattermost/mattermost-server/v6/shared/mlog"
)
var notAllowedPermissions = []string{
model.PermissionSysconsoleWriteUserManagementSystemRoles.Id,
model.PermissionSysconsoleReadUserManagementSystemRoles.Id,
model.PermissionManageRoles.Id,
}
func (api *API) InitRole() {
api.BaseRoutes.Roles.Handle("", api.APISessionRequired(getAllRoles)).Methods("GET")
api.BaseRoutes.Roles.Handle("/{role_id:[A-Za-z0-9]+}", api.APISessionRequiredTrustRequester(getRole)).Methods("GET")
api.BaseRoutes.Roles.Handle("/name/{role_name:[a-z0-9_]+}", api.APISessionRequiredTrustRequester(getRoleByName)).Methods("GET")
api.BaseRoutes.Roles.Handle("/names", api.APISessionRequiredTrustRequester(getRolesByNames)).Methods("POST")
api.BaseRoutes.Roles.Handle("/{role_id:[A-Za-z0-9]+}/patch", api.APISessionRequired(patchRole)).Methods("PUT")
}
func getAllRoles(c *Context, w http.ResponseWriter, r *http.Request) {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionManageSystem) {
c.SetPermissionError(model.PermissionManageSystem)
return
}
roles, err := c.App.GetAllRoles()
if err != nil {
c.Err = err
return
}
js, jsonErr := json.Marshal(roles)
if jsonErr != nil {
c.Err = model.NewAppError("getAllRoles", "api.marshal_error", nil, jsonErr.Error(), http.StatusInternalServerError)
return
}
w.Write(js)
}
func getRole(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequireRoleId()
if c.Err != nil {
return
}
role, err := c.App.GetRole(c.Params.RoleId)
if err != nil {
c.Err = err
return
}
if err := json.NewEncoder(w).Encode(role); err != nil {
mlog.Warn("Error while writing response", mlog.Err(err))
}
}
func getRoleByName(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequireRoleName()
if c.Err != nil {
return
}
role, err := c.App.GetRoleByName(r.Context(), c.Params.RoleName)
if err != nil {
c.Err = err
return
}
if err := json.NewEncoder(w).Encode(role); err != nil {
mlog.Warn("Error while writing response", mlog.Err(err))
}
}
func getRolesByNames(c *Context, w http.ResponseWriter, r *http.Request) {
rolenames := model.ArrayFromJSON(r.Body)
if len(rolenames) == 0 {
c.SetInvalidParam("rolenames")
return
}
cleanedRoleNames, valid := model.CleanRoleNames(rolenames)
if !valid {
c.SetInvalidParam("rolename")
return
}
roles, err := c.App.GetRolesByNames(cleanedRoleNames)
if err != nil {
c.Err = err
return
}
js, jsonErr := json.Marshal(roles)
if jsonErr != nil {
c.Err = model.NewAppError("getRolesByNames", "api.marshal_error", nil, jsonErr.Error(), http.StatusInternalServerError)
return
}
w.Write(js)
}
func patchRole(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequireRoleId()
if c.Err != nil {
return
}
var patch model.RolePatch
if jsonErr := json.NewDecoder(r.Body).Decode(&patch); jsonErr != nil {
c.SetInvalidParam("role")
return
}
auditRec := c.MakeAuditRecord("patchRole", audit.Fail)
defer c.LogAuditRec(auditRec)
oldRole, err := c.App.GetRole(c.Params.RoleId)
if err != nil {
c.Err = err
return
}
auditRec.AddMeta("role", oldRole)
// manage_system permission is required to patch system_admin
requiredPermission := model.PermissionSysconsoleWriteUserManagementPermissions
specialProtectedSystemRoles := append(model.NewSystemRoleIDs, model.SystemAdminRoleId)
for _, roleID := range specialProtectedSystemRoles {
if oldRole.Name == roleID {
requiredPermission = model.PermissionManageSystem
}
}
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), requiredPermission) {
c.SetPermissionError(requiredPermission)
return
}
isGuest := oldRole.Name == model.SystemGuestRoleId || oldRole.Name == model.TeamGuestRoleId || oldRole.Name == model.ChannelGuestRoleId
if c.App.Srv().License() == nil && patch.Permissions != nil {
if isGuest {
c.Err = model.NewAppError("Api4.PatchRoles", "api.roles.patch_roles.license.error", nil, "", http.StatusNotImplemented)
return
}
}
// Licensed instances can not change permissions in the blacklist set.
if patch.Permissions != nil {
deltaPermissions := model.PermissionsChangedByPatch(oldRole, &patch)
for _, permission := range deltaPermissions {
notAllowed := false
for _, notAllowedPermission := range notAllowedPermissions {
if permission == notAllowedPermission {
notAllowed = true
}
}
if notAllowed {
c.Err = model.NewAppError("Api4.PatchRoles", "api.roles.patch_roles.not_allowed_permission.error", nil, "Cannot add or remove permission: "+permission, http.StatusNotImplemented)
return
}
}
*patch.Permissions = model.RemoveDuplicateStrings(*patch.Permissions)
}
if c.App.Srv().License() != nil && isGuest && !*c.App.Srv().License().Features.GuestAccountsPermissions {
c.Err = model.NewAppError("Api4.PatchRoles", "api.roles.patch_roles.license.error", nil, "", http.StatusNotImplemented)
return
}
if oldRole.Name == model.TeamAdminRoleId ||
oldRole.Name == model.ChannelAdminRoleId ||
oldRole.Name == model.SystemUserRoleId ||
oldRole.Name == model.TeamUserRoleId ||
oldRole.Name == model.ChannelUserRoleId ||
oldRole.Name == model.SystemGuestRoleId ||
oldRole.Name == model.TeamGuestRoleId ||
oldRole.Name == model.ChannelGuestRoleId ||
oldRole.Name == model.PlaybookAdminRoleId ||
oldRole.Name == model.PlaybookMemberRoleId ||
oldRole.Name == model.RunAdminRoleId ||
oldRole.Name == model.RunMemberRoleId {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionSysconsoleWriteUserManagementPermissions) {
c.SetPermissionError(model.PermissionSysconsoleWriteUserManagementPermissions)
return
}
} else {
if !c.App.SessionHasPermissionTo(*c.AppContext.Session(), model.PermissionSysconsoleWriteUserManagementSystemRoles) {
c.SetPermissionError(model.PermissionSysconsoleWriteUserManagementSystemRoles)
return
}
}
role, err := c.App.PatchRole(oldRole, &patch)
if err != nil {
c.Err = err
return
}
auditRec.Success()
auditRec.AddMeta("patch", role)
c.LogAudit("")
if err := json.NewEncoder(w).Encode(role); err != nil {
mlog.Warn("Error while writing response", mlog.Err(err))
}
}