/
metadata.go
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/
metadata.go
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// Copyright 2019 Yunion
//
// 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 db
import (
"context"
"database/sql"
"fmt"
"strings"
"time"
"yunion.io/x/jsonutils"
"yunion.io/x/log"
"yunion.io/x/pkg/errors"
"yunion.io/x/pkg/util/stringutils"
"yunion.io/x/pkg/utils"
"yunion.io/x/sqlchemy"
"yunion.io/x/onecloud/pkg/apis"
"yunion.io/x/onecloud/pkg/cloudcommon/consts"
"yunion.io/x/onecloud/pkg/cloudcommon/db/lockman"
"yunion.io/x/onecloud/pkg/cloudcommon/policy"
"yunion.io/x/onecloud/pkg/httperrors"
"yunion.io/x/onecloud/pkg/mcclient"
"yunion.io/x/onecloud/pkg/mcclient/modulebase"
"yunion.io/x/onecloud/pkg/util/rbacutils"
)
const (
SYSTEM_ADMIN_PREFIX = "__sys_"
SYS_TAG_PREFIX = "__"
CLOUD_TAG_PREFIX = "ext:"
USER_TAG_PREFIX = "user:"
// TAG_DELETE_RANGE_USER = "user"
// TAG_DELETE_RANGE_CLOUD = CLOUD_TAG_PREFIX // "cloud"
TAG_DELETE_RANGE_ALL = "all"
OBJECT_TYPE_ID_SEP = "::"
)
type SMetadataManager struct {
SModelBaseManager
}
type SMetadata struct {
SModelBase
// 资源类型
// example: network
ObjType string `width:"40" charset:"ascii" index:"true" list:"user" get:"user"`
// 资源ID
// example: 87321a70-1ecb-422a-8b0c-c9aa632a46a7
ObjId string `width:"88" charset:"ascii" index:"true" list:"user" get:"user"`
// 资源组合ID
// example: network::87321a70-1ecb-422a-8b0c-c9aa632a46a7
Id string `width:"128" charset:"ascii" primary:"true" list:"user" get:"user"`
// 标签KEY
// exmaple: 部门
Key string `width:"64" charset:"utf8" primary:"true" list:"user" get:"user"`
// 标签值
// example: 技术部
Value string `charset:"utf8" list:"user" get:"user"`
// 更新时间
UpdatedAt time.Time `nullable:"false" updated_at:"true"`
// 是否被删除
Deleted bool `nullable:"false" default:"false" index:"true"`
}
var Metadata *SMetadataManager
func init() {
Metadata = &SMetadataManager{
SModelBaseManager: NewModelBaseManager(
SMetadata{},
"metadata_tbl",
"metadata",
"metadatas",
),
}
Metadata.SetVirtualObject(Metadata)
}
func (manager *SMetadataManager) InitializeData() error {
q := manager.RawQuery()
q = q.Filter(sqlchemy.OR(
sqlchemy.IsNullOrEmpty(q.Field("obj_type")),
sqlchemy.IsNullOrEmpty(q.Field("obj_id")),
))
mds := make([]SMetadata, 0)
err := FetchModelObjects(manager, q, &mds)
if err != nil && err != sql.ErrNoRows {
return errors.Wrap(err, "FetchModelObjects")
}
for i := range mds {
_, err := Update(&mds[i], func() error {
parts := strings.Split(mds[i].Id, OBJECT_TYPE_ID_SEP)
if len(parts) == 2 {
mds[i].ObjType = parts[0]
mds[i].ObjId = parts[1]
return nil
} else {
return errors.Wrapf(httperrors.ErrInvalidFormat, "invlid id format %s", mds[i].Id)
}
})
if err != nil {
return errors.Wrap(err, "update")
}
}
return nil
}
func (m *SMetadata) GetId() string {
return fmt.Sprintf("%s-%s", m.Id, m.Key)
}
func (m *SMetadata) GetName() string {
return fmt.Sprintf("%s-%s", m.Id, m.Key)
}
func (m *SMetadata) GetModelManager() IModelManager {
return Metadata
}
func GetObjectIdstr(model IModel) string {
return fmt.Sprintf("%s%s%s", model.GetModelManager().Keyword(), OBJECT_TYPE_ID_SEP, model.GetId())
}
func (manager *SMetadataManager) Query(fields ...string) *sqlchemy.SQuery {
return manager.SModelBaseManager.Query(fields...).IsFalse("deleted")
}
func (manager *SMetadataManager) RawQuery(fields ...string) *sqlchemy.SQuery {
return manager.SModelBaseManager.Query(fields...)
}
func (m *SMetadata) MarkDelete() error {
m.Deleted = true
return nil
}
func (m *SMetadata) Delete(ctx context.Context, userCred mcclient.TokenCredential) error {
return DeleteModel(ctx, userCred, m)
}
func (manager *SMetadataManager) AllowGetPropertyTagValuePairs(ctx context.Context, userCred mcclient.TokenCredential, input apis.MetadataListInput) bool {
return true
}
func (manager *SMetadataManager) GetPropertyTagValuePairs(
ctx context.Context,
userCred mcclient.TokenCredential,
input apis.MetadataListInput,
) (*modulebase.ListResult, error) {
var err error
sq := manager.Query().SubQuery()
q := sq.Query(sq.Field("key"), sq.Field("value"), sqlchemy.COUNT("count", sq.Field("key")))
q, err = manager.ListItemFilter(ctx, q, userCred, input)
if err != nil {
return nil, errors.Wrap(err, "ListItemFilter")
}
q = q.GroupBy(q.Field("key"), q.Field("value"))
if input.Order == string(sqlchemy.SQL_ORDER_DESC) {
q = q.Desc(q.Field("key")).Desc(q.Field("value"))
} else {
q = q.Asc(q.Field("key")).Asc(q.Field("value"))
}
totalCnt, err := q.CountWithError()
if err != nil {
return nil, errors.Wrap(err, "CountWithError")
}
if totalCnt == 0 {
emptyList := modulebase.ListResult{Data: []jsonutils.JSONObject{}}
return &emptyList, nil
}
var maxLimit int64 = consts.GetMaxPagingLimit()
limit := consts.GetDefaultPagingLimit()
if input.Limit != nil {
limit = int64(*input.Limit)
}
offset := int64(0)
if input.Offset != nil {
offset = int64(*input.Offset)
}
if offset < 0 {
offset = int64(totalCnt) + offset
}
if offset < 0 {
offset = 0
}
if int64(totalCnt) > maxLimit && (limit <= 0 || limit > maxLimit) {
limit = maxLimit
}
if limit > 0 {
q = q.Limit(int(limit))
}
if offset > 0 {
q = q.Offset(int(offset))
}
data, err := manager.metaDataQuery2List(ctx, q, userCred, input)
if err != nil {
return nil, errors.Wrap(err, "metadataQuery2List")
}
emptyList := modulebase.ListResult{
Data: data,
Total: totalCnt,
Limit: int(limit),
Offset: int(offset),
}
return &emptyList, nil
}
func (manager *SMetadataManager) metaDataQuery2List(ctx context.Context, q *sqlchemy.SQuery, userCred mcclient.TokenCredential, input apis.MetadataListInput) ([]jsonutils.JSONObject, error) {
metadatas := make([]struct {
Key string
Value string
Count int64
}, 0)
err := q.All(&metadatas)
if err != nil {
return nil, errors.Wrap(err, "Query.All")
}
ret := make([]jsonutils.JSONObject, len(metadatas))
for i := range metadatas {
if input.Details != nil && *input.Details {
ret[i], err = manager.getKeyValueObjectCount(ctx, userCred, input, metadatas[i].Key, metadatas[i].Value, metadatas[i].Count)
if err != nil {
return nil, errors.Wrap(err, "getKeyValueObjectCount")
}
} else {
ret[i] = jsonutils.Marshal(metadatas[i])
}
}
return ret, nil
}
func (manager *SMetadataManager) getKeyValueObjectCount(ctx context.Context, userCred mcclient.TokenCredential, input apis.MetadataListInput, key string, value string, count int64) (jsonutils.JSONObject, error) {
metadatas := manager.Query().SubQuery()
q := metadatas.Query(metadatas.Field("obj_type"), sqlchemy.COUNT("obj_count"))
q, err := manager.ListItemFilter(ctx, q, userCred, input)
if err != nil {
return nil, errors.Wrap(err, "ListItemFilter")
}
q = q.Equals("key", key)
if len(value) > 0 {
q = q.Equals("value", value)
} else {
q = q.IsNullOrEmpty("value")
}
q = q.GroupBy("key", "value", "obj_type")
objectCount := make([]struct {
ObjType string
ObjCount int64
}, 0)
err = q.All(&objectCount)
if err != nil {
return nil, errors.Wrap(err, "query.All")
}
data := jsonutils.NewDict()
data.Add(jsonutils.NewString(key), "key")
data.Add(jsonutils.NewString(value), "value")
data.Add(jsonutils.NewInt(count), "count")
for _, oc := range objectCount {
data.Add(jsonutils.NewInt(oc.ObjCount), fmt.Sprintf("%s_count", oc.ObjType))
}
return data, nil
}
func (manager *SMetadataManager) AllowListItems(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) bool {
return true
}
// 元数据(标签)列表
func (manager *SMetadataManager) ListItemFilter(ctx context.Context, q *sqlchemy.SQuery, userCred mcclient.TokenCredential, input apis.MetadataListInput) (*sqlchemy.SQuery, error) {
var err error
q, err = manager.SModelBaseManager.ListItemFilter(ctx, q, userCred, input.ModelBaseListInput)
if err != nil {
return nil, errors.Wrap(err, "SModelBaseManager.ListItemFilter")
}
if len(input.Key) > 0 {
q = q.In("key", input.Key)
}
if len(input.Value) > 0 {
q = q.In("value", input.Value)
}
if len(input.Search) > 0 {
q = q.Filter(sqlchemy.OR(
sqlchemy.Contains(q.Field("key"), input.Search),
sqlchemy.Contains(q.Field("value"), input.Search),
))
}
resources := input.Resources
if len(resources) == 0 {
for resource := range globalTables {
resources = append(resources, resource)
}
}
conditions := []sqlchemy.ICondition{}
for _, resource := range resources {
man, ok := globalTables[resource]
if !ok {
return nil, httperrors.NewInputParameterError("Not support resource %s tag filter", resource)
}
if !man.IsStandaloneManager() {
continue
}
sq := man.Query("id")
query := jsonutils.Marshal(input)
ownerId, queryScope, err := FetchCheckQueryOwnerScope(ctx, userCred, query, man, policy.PolicyActionList, true)
if err != nil {
log.Warningf("FetchCheckQueryOwnerScope.%s error: %v", man.Keyword(), err)
continue
}
sq = man.FilterByOwner(sq, ownerId, queryScope)
sq = man.FilterBySystemAttributes(sq, userCred, query, queryScope)
sq = man.FilterByHiddenSystemAttributes(sq, userCred, query, queryScope)
conditions = append(conditions, sqlchemy.In(q.Field("obj_id"), sq))
}
if len(conditions) > 0 {
q = q.Filter(sqlchemy.OR(conditions...))
}
if input.SysMeta != nil && *input.SysMeta {
q = q.Filter(sqlchemy.Startswith(q.Field("key"), SYS_TAG_PREFIX))
}
if input.CloudMeta != nil && *input.CloudMeta {
q = q.Filter(sqlchemy.Startswith(q.Field("key"), CLOUD_TAG_PREFIX))
}
if input.UserMeta != nil && *input.UserMeta {
q = q.Filter(sqlchemy.Startswith(q.Field("key"), USER_TAG_PREFIX))
}
/*for args, prefix := range map[string]string{"sys_meta": SYS_TAG_PREFIX, "cloud_meta": CLOUD_TAG_PREFIX, "user_meta": USER_TAG_PREFIX} {
if jsonutils.QueryBoolean(query, args, false) {
q = q.Filter(sqlchemy.Startswith(q.Field("key"), prefix))
}
}*/
withConditions := []sqlchemy.ICondition{}
if input.WithSysMeta != nil && *input.WithSysMeta {
withConditions = append(withConditions, sqlchemy.Startswith(q.Field("key"), SYS_TAG_PREFIX))
}
if input.WithCloudMeta != nil && *input.WithCloudMeta {
withConditions = append(withConditions, sqlchemy.Startswith(q.Field("key"), CLOUD_TAG_PREFIX))
}
if input.WithUserMeta != nil && *input.WithUserMeta {
withConditions = append(withConditions, sqlchemy.Startswith(q.Field("key"), USER_TAG_PREFIX))
}
/*for args, prefix := range map[string]string{"with_sys_meta": SYS_TAG_PREFIX, "with_cloud_meta": CLOUD_TAG_PREFIX, "with_user_meta": USER_TAG_PREFIX} {
if jsonutils.QueryBoolean(query, args, false) {
withConditions = append(withConditions, sqlchemy.Startswith(q.Field("key"), prefix))
}
}*/
if len(withConditions) > 0 {
q = q.Filter(sqlchemy.OR(withConditions...))
}
return q, nil
}
func (manager *SMetadataManager) GetStringValue(model IModel, key string, userCred mcclient.TokenCredential) string {
if strings.HasPrefix(key, SYSTEM_ADMIN_PREFIX) && (userCred == nil || !IsAllowGetSpec(rbacutils.ScopeSystem, userCred, model, "metadata")) {
return ""
}
idStr := GetObjectIdstr(model)
m := SMetadata{}
err := manager.Query().Equals("id", idStr).Equals("key", key).First(&m)
if err == nil {
return m.Value
}
return ""
}
func (manager *SMetadataManager) GetJsonValue(model IModel, key string, userCred mcclient.TokenCredential) jsonutils.JSONObject {
if strings.HasPrefix(key, SYSTEM_ADMIN_PREFIX) && (userCred == nil || !IsAllowGetSpec(rbacutils.ScopeSystem, userCred, model, "metadata")) {
return nil
}
idStr := GetObjectIdstr(model)
m := SMetadata{}
err := manager.Query().Equals("id", idStr).Equals("key", key).First(&m)
if err == nil {
json, _ := jsonutils.ParseString(m.Value)
return json
}
return nil
}
type sMetadataChange struct {
Key string
OValue string
NValue string `json:",allowempty"`
}
func (manager *SMetadataManager) RemoveAll(ctx context.Context, model IModel, userCred mcclient.TokenCredential) error {
idStr := GetObjectIdstr(model)
if len(idStr) == 0 {
return fmt.Errorf("invalid model")
}
lockman.LockObject(ctx, model)
defer lockman.ReleaseObject(ctx, model)
changes := []sMetadataChange{}
records := make([]SMetadata, 0)
q := manager.Query().Equals("id", idStr)
err := FetchModelObjects(manager, q, &records)
if err != nil {
return fmt.Errorf("find metadata for %s fail: %s", idStr, err)
}
for _, rec := range records {
if err = rec.Delete(ctx, userCred); err != nil {
log.Errorf("remove metadata %v error: %v", rec, err)
continue
}
changes = append(changes, sMetadataChange{Key: rec.Key, OValue: rec.Value})
}
if len(changes) > 0 {
OpsLog.LogEvent(model, ACT_SET_METADATA, jsonutils.Marshal(changes), userCred)
}
return nil
}
func (manager *SMetadataManager) SetValue(ctx context.Context, obj IModel, key string, value interface{}, userCred mcclient.TokenCredential) error {
return manager.SetValuesWithLog(ctx, obj, map[string]interface{}{key: value}, userCred)
}
func (manager *SMetadataManager) SetValuesWithLog(ctx context.Context, obj IModel, store map[string]interface{}, userCred mcclient.TokenCredential) error {
changes, err := manager.SetValues(ctx, obj, store, userCred)
if err != nil {
return err
}
if len(changes) > 0 {
OpsLog.LogEvent(obj, ACT_SET_METADATA, jsonutils.Marshal(changes), userCred)
}
return nil
}
func (manager *SMetadataManager) SetValues(ctx context.Context, obj IModel, store map[string]interface{}, userCred mcclient.TokenCredential) ([]sMetadataChange, error) {
idStr := GetObjectIdstr(obj)
// no need to lock
// lockman.LockObject(ctx, obj)
// defer lockman.ReleaseObject(ctx, obj)
changes := make([]sMetadataChange, 0)
for key, value := range store {
record := SMetadata{}
record.SetModelManager(manager, &record)
err := manager.RawQuery().Equals("id", idStr).Equals("key", key).First(&record) //避免之前设置的tag被删除后再次设置时出现Duplicate entry error
if err != nil {
if errors.Cause(err) != sql.ErrNoRows {
return changes, errors.Wrap(err, "RawQuery")
} else {
record.Deleted = true
}
}
newRecord := SMetadata{}
newRecord.ObjId = obj.GetId()
newRecord.ObjType = obj.GetModelManager().Keyword()
newRecord.Id = idStr
newRecord.Key = key
valStr := stringutils.Interface2String(value)
valStrLower := strings.ToLower(valStr)
if valStrLower == "none" || valStrLower == "null" {
newRecord.Value = record.Value
newRecord.Deleted = true
} else {
newRecord.Value = valStr
newRecord.Deleted = false
}
if record.Deleted == newRecord.Deleted && record.Value == newRecord.Value {
// no changes
continue
}
if len(record.Id) == 0 {
err = manager.TableSpec().InsertOrUpdate(ctx, &newRecord)
} else {
rV, rD := record.Value, record.Deleted
_, err = Update(&record, func() error {
record.Value = newRecord.Value
record.Deleted = newRecord.Deleted
return nil
})
record.Value, record.Deleted = rV, rD
}
if err != nil {
return nil, errors.Wrapf(err, "InsertOrUpdate %s=%s", key, valStr)
}
if record.Deleted != newRecord.Deleted {
if record.Deleted {
// create
changes = append(changes, sMetadataChange{Key: key, NValue: valStr})
} else {
// delete
changes = append(changes, sMetadataChange{Key: key, OValue: record.Value})
}
} else {
// change
changes = append(changes, sMetadataChange{Key: key, OValue: record.Value, NValue: valStr})
}
}
return changes, nil
}
func (manager *SMetadataManager) SetAll(ctx context.Context, obj IModel, store map[string]interface{}, userCred mcclient.TokenCredential, delRange string) error {
changes, err := manager.SetValues(ctx, obj, store, userCred)
if err != nil {
return err
}
idStr := GetObjectIdstr(obj)
lockman.LockObject(ctx, obj)
defer lockman.ReleaseObject(ctx, obj)
keys := []string{}
for key := range store {
keys = append(keys, key)
}
records := []SMetadata{}
q := manager.Query().Equals("id", idStr).NotLike("key", `\_\_%`) //避免删除系统内置的metadata, _ 在mysql里面有特殊含义,需要转义
switch delRange {
case USER_TAG_PREFIX:
q = q.Like("key", USER_TAG_PREFIX+"%")
case CLOUD_TAG_PREFIX:
q = q.Like("key", CLOUD_TAG_PREFIX+"%")
}
q = q.Filter(sqlchemy.NOT(sqlchemy.In(q.Field("key"), keys)))
if err := FetchModelObjects(manager, q, &records); err != nil {
log.Errorf("failed to fetch metadata error: %v", err)
}
for _, rec := range records {
if err := rec.Delete(ctx, userCred); err != nil {
log.Errorf("failed to delete metadata error: %v", err)
continue
}
changes = append(changes, sMetadataChange{Key: rec.Key, OValue: rec.Value})
}
if len(changes) > 0 {
OpsLog.LogEvent(obj, ACT_SET_METADATA, jsonutils.Marshal(changes), userCred)
}
return nil
}
func (manager *SMetadataManager) GetAll(obj IModel, keys []string, userCred mcclient.TokenCredential) (map[string]string, error) {
idStr := GetObjectIdstr(obj)
records := make([]SMetadata, 0)
q := manager.Query().Equals("id", idStr)
if keys != nil && len(keys) > 0 {
q = q.In("key", keys)
}
err := FetchModelObjects(manager, q, &records)
if err != nil {
return nil, err
}
ret := make(map[string]string)
for _, rec := range records {
if len(rec.Value) > 0 || strings.HasPrefix(rec.Key, USER_TAG_PREFIX) {
ret[rec.Key] = rec.Value
}
}
return ret, nil
}
func (manager *SMetadataManager) IsSystemAdminKey(key string) bool {
return IsMetadataKeySystemAdmin(key)
}
func IsMetadataKeySystemAdmin(key string) bool {
return strings.HasPrefix(key, SYSTEM_ADMIN_PREFIX)
}
func IsMetadataKeySysTag(key string) bool {
return strings.HasPrefix(key, SYS_TAG_PREFIX)
}
func (manager *SMetadataManager) GetSysadminKey(key string) string {
return fmt.Sprintf("%s%s", SYSTEM_ADMIN_PREFIX, key)
}
func IsMetadataKeyVisiable(key string) bool {
return !(IsMetadataKeySysTag(key) || IsMetadataKeySystemAdmin(key))
}
func GetVisiableMetadata(model IStandaloneModel, userCred mcclient.TokenCredential) (map[string]string, error) {
metaData, err := model.GetAllMetadata(userCred)
if err != nil {
return nil, err
}
for _, key := range model.StandaloneModelManager().GetMetadataHiddenKeys() {
delete(metaData, key)
}
for key := range metaData {
if !IsMetadataKeyVisiable(key) {
delete(metaData, key)
}
}
return metaData, nil
}
func metaList2Map(manager IMetadataBaseModelManager, userCred mcclient.TokenCredential, metaList []SMetadata) map[string]string {
metaMap := make(map[string]string)
hiddenKeys := manager.GetMetadataHiddenKeys()
for _, meta := range metaList {
if IsMetadataKeyVisiable(meta.Key) && !utils.IsInStringArray(meta.Key, hiddenKeys) {
metaMap[meta.Key] = meta.Value
}
}
return metaMap
}