Files
mostlymatter/server/channels/app/access_control.go
Ibrahim Serdar Acikgoz 0809ce7a62 [MM-64630] Fix an issue where multiple channels can't be removed from policies (#32164)
* Fix an issue where multiple channels can't be removed from policies

* actually fix the issue

* use hardcoded limit

* simplify removal
2025-07-01 20:48:57 +02:00

296 строки
11 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package app
import (
"net/http"
"github.com/mattermost/mattermost/server/public/model"
"github.com/mattermost/mattermost/server/public/shared/mlog"
"github.com/mattermost/mattermost/server/public/shared/request"
)
func (a *App) GetChannelsForPolicy(rctx request.CTX, policyID string, cursor model.AccessControlPolicyCursor, limit int) ([]*model.ChannelWithTeamData, int64, *model.AppError) {
policy, appErr := a.GetAccessControlPolicy(rctx, policyID)
if appErr != nil {
return nil, 0, appErr
}
switch policy.Type {
case model.AccessControlPolicyTypeParent:
policies, total, err := a.Srv().Store().AccessControlPolicy().SearchPolicies(rctx, model.AccessControlPolicySearch{
Type: model.AccessControlPolicyTypeChannel,
ParentID: policyID,
Cursor: cursor,
Limit: limit,
})
if err != nil {
return nil, 0, model.NewAppError("GetChannelsForPolicy", "app.pap.get_all_access_control_policies.app_error", nil, err.Error(), http.StatusInternalServerError)
}
channelIDs := make([]string, 0, len(policies))
// channel IDs are the same as policy IDs
for _, p := range policies {
channelIDs = append(channelIDs, p.ID)
}
chs, err := a.Srv().Store().Channel().GetChannelsWithTeamDataByIds(channelIDs, true)
if err != nil {
return nil, 0, model.NewAppError("GetChannelsForPolicy", "app.pap.get_all_access_control_policies.app_error", nil, err.Error(), http.StatusInternalServerError)
}
return chs, total, nil
case model.AccessControlPolicyTypeChannel:
chs, err := a.Srv().Store().Channel().GetChannelsWithTeamDataByIds([]string{policyID}, true)
if err != nil {
return nil, 0, model.NewAppError("GetChannelsForPolicy", "app.pap.get_all_access_control_policies.app_error", nil, err.Error(), http.StatusInternalServerError)
}
total := int64(len(chs))
return chs, total, nil
default:
return nil, 0, model.NewAppError("GetChannelsForPolicy", "app.pap.get_all_access_control_policies.app_error", nil, "Invalid policy type", http.StatusBadRequest)
}
}
func (a *App) GetAccessControlPolicy(rctx request.CTX, id string) (*model.AccessControlPolicy, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, model.NewAppError("GetPolicy", "app.pap.get_policy.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
policy, appErr := acs.GetPolicy(rctx, id)
if appErr != nil {
return nil, appErr
}
return policy, nil
}
func (a *App) CreateOrUpdateAccessControlPolicy(rctx request.CTX, policy *model.AccessControlPolicy) (*model.AccessControlPolicy, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, model.NewAppError("CreateAccessControlPolicy", "app.pap.create_access_control_policy.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
if policy.ID == "" {
policy.ID = model.NewId()
}
var appErr *model.AppError
policy, appErr = acs.SavePolicy(rctx, policy)
if appErr != nil {
return nil, appErr
}
return policy, nil
}
func (a *App) DeleteAccessControlPolicy(rctx request.CTX, id string) *model.AppError {
acs := a.Srv().ch.AccessControl
if acs == nil {
return model.NewAppError("DeleteAccessControlPolicy", "app.pap.delete_access_control_policy.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
appErr := acs.DeletePolicy(rctx, id)
if appErr != nil {
return appErr
}
return nil
}
func (a *App) CheckExpression(rctx request.CTX, expression string) ([]model.CELExpressionError, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, model.NewAppError("CheckExpression", "app.pap.check_expression.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
errs, appErr := acs.CheckExpression(rctx, expression)
if appErr != nil {
return nil, model.NewAppError("CheckExpression", "app.pap.check_expression.app_error", nil, appErr.Error(), http.StatusInternalServerError)
}
return errs, nil
}
func (a *App) TestExpression(rctx request.CTX, expression string, opts model.SubjectSearchOptions) ([]*model.User, int64, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, 0, model.NewAppError("TestExpression", "app.pap.check_expression.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
res, count, err := acs.QueryUsersForExpression(rctx, expression, opts)
if err != nil {
return nil, 0, model.NewAppError("TestExpression", "app.pap.check_expression.app_error", nil, err.Error(), http.StatusInternalServerError)
}
return res, count, nil
}
func (a *App) AssignAccessControlPolicyToChannels(rctx request.CTX, parentID string, channelIDs []string) ([]*model.AccessControlPolicy, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, model.NewAppError("AssignAccessControlPolicyToChannels", "app.pap.assign_access_control_policy_to_channels.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
policy, appErr := a.GetAccessControlPolicy(rctx, parentID)
if appErr != nil {
return nil, appErr
}
if policy.Type != model.AccessControlPolicyTypeParent {
return nil, model.NewAppError("AssignAccessControlPolicyToChannels", "app.pap.assign_access_control_policy_to_channels.app_error", nil, "Policy is not of type parent", http.StatusBadRequest)
}
channels, err := a.GetChannels(rctx, channelIDs)
if err != nil {
return nil, appErr
}
policies := make([]*model.AccessControlPolicy, 0, len(channelIDs))
for _, channel := range channels {
if channel.Type != model.ChannelTypePrivate || channel.IsGroupConstrained() {
return nil, model.NewAppError("AssignAccessControlPolicyToChannels", "app.pap.assign_access_control_policy_to_channels.app_error", nil, "Channel is not of type private", http.StatusBadRequest)
}
if channel.IsShared() {
return nil, model.NewAppError("AssignAccessControlPolicyToChannels", "app.pap.assign_access_control_policy_to_channels.app_error", nil, "Channel is shared", http.StatusBadRequest)
}
newPolicy, appErr := policy.Inherit(channel.Id, model.AccessControlPolicyTypeChannel)
if appErr != nil {
return nil, appErr
}
newPolicy, appErr = acs.SavePolicy(rctx, newPolicy)
if appErr != nil {
return nil, appErr
}
policies = append(policies, newPolicy)
}
return policies, nil
}
func (a *App) UnassignPoliciesFromChannels(rctx request.CTX, policyID string, channelIDs []string) *model.AppError {
acs := a.Srv().ch.AccessControl
if acs == nil {
return model.NewAppError("UnassignPoliciesFromChannels", "app.pap.unassign_access_control_policy_from_channels.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
cps, _, err := a.Srv().Store().AccessControlPolicy().SearchPolicies(rctx, model.AccessControlPolicySearch{
Type: model.AccessControlPolicyTypeChannel,
ParentID: policyID,
Limit: 1000,
})
if err != nil {
return model.NewAppError("UnassignPoliciesFromChannels", "app.pap.unassign_access_control_policy_from_channels.app_error", nil, err.Error(), http.StatusInternalServerError)
}
childPolicies := make(map[string]bool)
for _, p := range cps {
childPolicies[p.ID] = true
}
for _, channelID := range channelIDs {
if _, ok := childPolicies[channelID]; !ok {
mlog.Warn("Policy is not assigned to the parent policy", mlog.String("channel_id", channelID), mlog.String("parent_policy_id", policyID))
continue
}
appErr := acs.DeletePolicy(rctx, channelID)
if appErr != nil {
return appErr
}
}
return nil
}
func (a *App) SearchAccessControlPolicies(rctx request.CTX, opts model.AccessControlPolicySearch) ([]*model.AccessControlPolicy, int64, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, 0, model.NewAppError("SearchAccessControlPolicies", "app.pap.search_access_control_policies.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
policies, total, err := a.Srv().Store().AccessControlPolicy().SearchPolicies(rctx, opts)
if err != nil {
return nil, 0, model.NewAppError("SearchAccessControlPolicies", "app.pap.search_access_control_policies.app_error", nil, err.Error(), http.StatusInternalServerError)
}
for i, policy := range policies {
if policy.Type != model.AccessControlPolicyTypeParent {
continue
}
normlizedPolicy, appErr := acs.NormalizePolicy(rctx, policy)
if appErr != nil {
mlog.Error("Failed to normalize policy", mlog.String("policy_id", policy.ID), mlog.Err(appErr))
continue
}
policies[i] = normlizedPolicy
}
return policies, total, nil
}
func (a *App) GetAccessControlPolicyAttributes(rctx request.CTX, channelID string, action string) (map[string][]string, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, model.NewAppError("GetChannelAccessControlAttributes", "app.pap.get_channel_access_control_attributes.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
attributes, appErr := acs.GetPolicyRuleAttributes(rctx, channelID, action)
if appErr != nil {
return nil, appErr
}
return attributes, nil
}
func (a *App) GetAccessControlFieldsAutocomplete(rctx request.CTX, after string, limit int) ([]*model.PropertyField, *model.AppError) {
cpaGroupID, err := a.CpaGroupID()
if err != nil {
return nil, model.NewAppError("GetAccessControlAutoComplete", "app.pap.get_access_control_auto_complete.app_error", nil, err.Error(), http.StatusInternalServerError)
}
fields, err := a.Srv().Store().PropertyField().SearchPropertyFields(model.PropertyFieldSearchOpts{
GroupID: cpaGroupID,
Cursor: model.PropertyFieldSearchCursor{
PropertyFieldID: after,
CreateAt: 1,
},
PerPage: limit,
})
if err != nil {
return nil, model.NewAppError("GetAccessControlAutoComplete", "app.pap.get_access_control_auto_complete.app_error", nil, err.Error(), http.StatusInternalServerError)
}
return fields, nil
}
func (a *App) UpdateAccessControlPolicyActive(rctx request.CTX, policyID string, active bool) *model.AppError {
_, err := a.Srv().Store().AccessControlPolicy().SetActiveStatus(rctx, policyID, active)
if err != nil {
return model.NewAppError("UpdateAccessControlPolicyActive", "app.pap.update_access_control_policy_active.app_error", nil, err.Error(), http.StatusInternalServerError)
}
return nil
}
func (a *App) ExpressionToVisualAST(rctx request.CTX, expression string) (*model.VisualExpression, *model.AppError) {
acs := a.Srv().ch.AccessControl
if acs == nil {
return nil, model.NewAppError("ExpressionToVisualAST", "app.pap.expression_to_visual_ast.app_error", nil, "Policy Administration Point is not initialized", http.StatusNotImplemented)
}
visualAST, appErr := acs.ExpressionToVisualAST(rctx, expression)
if appErr != nil {
return nil, appErr
}
return visualAST, nil
}