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endpoints.go
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endpoints.go
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// This file is part of MinIO Console Server
// Copyright (c) 2020 MinIO, Inc.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package acl
import (
iampolicy "github.com/minio/minio/pkg/iam/policy"
)
// endpoints definition
var (
configuration = "/configurations-list"
users = "/users"
groups = "/groups"
iamPolicies = "/policies"
dashboard = "/dashboard"
profiling = "/profiling"
trace = "/trace"
logs = "/logs"
watch = "/watch"
notifications = "/notification-endpoints"
buckets = "/buckets"
bucketsDetail = "/buckets/:bucketName"
serviceAccounts = "/service-accounts"
tenants = "/tenants"
tenantsDetail = "/tenants/:tenantName"
heal = "/heal"
)
type ConfigurationActionSet struct {
actionTypes iampolicy.ActionSet
actions iampolicy.ActionSet
}
// configurationActionSet contains the list of admin actions required for this endpoint to work
var configurationActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ConfigUpdateAdminAction,
),
}
// logsActionSet contains the list of admin actions required for this endpoint to work
var logsActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ConsoleLogAdminAction,
),
}
// dashboardActionSet contains the list of admin actions required for this endpoint to work
var dashboardActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ServerInfoAdminAction,
),
}
// groupsActionSet contains the list of admin actions required for this endpoint to work
var groupsActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ListGroupsAdminAction,
iampolicy.AddUserToGroupAdminAction,
//iampolicy.GetGroupAdminAction,
iampolicy.EnableGroupAdminAction,
iampolicy.DisableGroupAdminAction,
),
}
// iamPoliciesActionSet contains the list of admin actions required for this endpoint to work
var iamPoliciesActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.GetPolicyAdminAction,
iampolicy.DeletePolicyAdminAction,
iampolicy.CreatePolicyAdminAction,
iampolicy.AttachPolicyAdminAction,
iampolicy.ListUserPoliciesAdminAction,
),
}
// profilingActionSet contains the list of admin actions required for this endpoint to work
var profilingActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ProfilingAdminAction,
),
}
// traceActionSet contains the list of admin actions required for this endpoint to work
var traceActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.TraceAdminAction,
),
}
// usersActionSet contains the list of admin actions required for this endpoint to work
var usersActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ListUsersAdminAction,
iampolicy.CreateUserAdminAction,
iampolicy.DeleteUserAdminAction,
iampolicy.GetUserAdminAction,
iampolicy.EnableUserAdminAction,
iampolicy.DisableUserAdminAction,
),
}
// watchActionSet contains the list of admin actions required for this endpoint to work
var watchActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ListenBucketNotificationAction,
),
}
// notificationsActionSet contains the list of admin actions required for this endpoint to work
var notificationsActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllActions,
),
actions: iampolicy.NewActionSet(
iampolicy.ListenBucketNotificationAction,
iampolicy.PutBucketNotificationAction,
iampolicy.GetBucketNotificationAction,
),
}
// bucketsActionSet contains the list of admin actions required for this endpoint to work
var bucketsActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllActions,
),
actions: iampolicy.NewActionSet(
// Read access to buckets
iampolicy.ListMultipartUploadPartsAction,
iampolicy.ListBucketMultipartUploadsAction,
iampolicy.ListBucketAction,
iampolicy.HeadBucketAction,
iampolicy.GetObjectAction,
iampolicy.GetBucketLocationAction,
// Write access to buckets
iampolicy.AbortMultipartUploadAction,
iampolicy.CreateBucketAction,
iampolicy.PutObjectAction,
iampolicy.DeleteObjectAction,
iampolicy.DeleteBucketAction,
// Assign bucket policies
iampolicy.PutBucketPolicyAction,
iampolicy.DeleteBucketPolicyAction,
iampolicy.GetBucketPolicyAction,
),
}
// serviceAccountsActionSet no actions needed for this module to work
var serviceAccountsActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(),
actions: iampolicy.NewActionSet(),
}
// tenantsActionSet temporally no actions needed for tenants sections to work
var tenantsActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(),
actions: iampolicy.NewActionSet(),
}
// healActionSet contains the list of admin actions required for this endpoint to work
var healActionSet = ConfigurationActionSet{
actionTypes: iampolicy.NewActionSet(
iampolicy.AllAdminActions,
),
actions: iampolicy.NewActionSet(
iampolicy.HealAdminAction,
),
}
// endpointRules contains the mapping between endpoints and ActionSets, additional rules can be added here
var endpointRules = map[string]ConfigurationActionSet{
configuration: configurationActionSet,
users: usersActionSet,
groups: groupsActionSet,
iamPolicies: iamPoliciesActionSet,
dashboard: dashboardActionSet,
profiling: profilingActionSet,
trace: traceActionSet,
logs: logsActionSet,
watch: watchActionSet,
notifications: notificationsActionSet,
buckets: bucketsActionSet,
bucketsDetail: bucketsActionSet,
serviceAccounts: serviceAccountsActionSet,
heal: healActionSet,
}
// operatorRules contains the mapping between endpoints and ActionSets for operator only mode
var operatorRules = map[string]ConfigurationActionSet{
tenants: tenantsActionSet,
tenantsDetail: tenantsActionSet,
}
// operatorOnly ENV variable
var operatorOnly = GetOperatorMode()
// GetActionsStringFromPolicy extract the admin/s3 actions from a given policy and return them in []string format
//
// ie:
// {
// "Version": "2012-10-17",
// "Statement": [{
// "Action": [
// "admin:ServerInfo",
// "admin:CreatePolicy",
// "admin:GetUser"
// ],
// ...
// },
// {
// "Action": [
// "s3:ListenBucketNotification",
// "s3:PutBucketNotification"
// ],
// ...
// }
// ]
// }
// Will produce an array like: ["admin:ServerInfo", "admin:CreatePolicy", "admin:GetUser", "s3:ListenBucketNotification", "s3:PutBucketNotification"]\
func GetActionsStringFromPolicy(policy *iampolicy.Policy) []string {
var actions []string
for _, statement := range policy.Statements {
// We only care about allowed actions
if statement.Effect.IsAllowed(true) {
for _, action := range statement.Actions.ToSlice() {
actions = append(actions, string(action))
}
}
}
return actions
}
// actionsStringToActionSet convert a given string array to iampolicy.ActionSet structure
// this avoids ending with duplicate actions
func actionsStringToActionSet(actions []string) iampolicy.ActionSet {
actionsSet := iampolicy.ActionSet{}
for _, action := range actions {
actionsSet.Add(iampolicy.Action(action))
}
return actionsSet
}
// GetAuthorizedEndpoints return a list of allowed endpoint based on a provided *iampolicy.Policy
// ie: pages the user should have access based on his current privileges
func GetAuthorizedEndpoints(actions []string) []string {
rangeTake := endpointRules
if operatorOnly {
rangeTake = operatorRules
}
if len(actions) == 0 {
return []string{}
}
// Prepare new ActionSet structure that will hold all the user actions
userAllowedAction := actionsStringToActionSet(actions)
allowedEndpoints := []string{}
for endpoint, rules := range rangeTake {
// check if user policy matches s3:* or admin:* typesIntersection
endpointActionTypes := rules.actionTypes
typesIntersection := endpointActionTypes.Intersection(userAllowedAction)
if len(typesIntersection) == len(endpointActionTypes.ToSlice()) {
allowedEndpoints = append(allowedEndpoints, endpoint)
continue
}
// check if user policy matches explicitly defined endpoint required actions
endpointRequiredActions := rules.actions
actionsIntersection := endpointRequiredActions.Intersection(userAllowedAction)
if len(actionsIntersection) == len(endpointRequiredActions.ToSlice()) {
allowedEndpoints = append(allowedEndpoints, endpoint)
}
}
return allowedEndpoints
}