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MB-45446 : Add RBAC for indexer level stats in /api/v1/stats endpoint
Change-Id: Ie1c3dd0f9ac0c8b0005b00f09740efd563232698
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| // Copyright (c) 2014 Couchbase, Inc. | ||
| // 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. | ||
|
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| package common | ||
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| import ( | ||
| "fmt" | ||
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| "github.com/couchbase/cbauth" | ||
| ) | ||
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| type sessionPermissionsCache struct { | ||
| permissions map[string]bool | ||
| creds cbauth.Creds | ||
| } | ||
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| func NewSessionPermissionsCache(cr cbauth.Creds) *sessionPermissionsCache { | ||
| p := &sessionPermissionsCache{} | ||
| p.permissions = make(map[string]bool) | ||
| p.creds = cr | ||
| return p | ||
| } | ||
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| func (p *sessionPermissionsCache) checkPermissions(permissions []string) (bool, error) { | ||
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| allow := false | ||
| err := error(nil) | ||
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| for _, permission := range permissions { | ||
| allow, err = p.creds.IsAllowed(permission) | ||
| if !allow || err != nil { | ||
| break | ||
| } | ||
| } | ||
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| return allow, err | ||
| } | ||
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| func (p *sessionPermissionsCache) CheckAndAddBucketLevelPermission(bucket, op string) bool { | ||
| if bucketLevelPermission, ok := p.permissions[bucket]; ok { | ||
| return bucketLevelPermission | ||
| } else { | ||
| permission := fmt.Sprintf("cluster.bucket[%s].n1ql.index!%s", bucket, op) | ||
| p.permissions[bucket], _ = p.checkPermissions([]string{permission}) | ||
| return p.permissions[bucket] | ||
| } | ||
| } | ||
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| func (p *sessionPermissionsCache) CheckAndAddScopeLevelPermission(bucket, scope, op string) bool { | ||
| scopeLevel := fmt.Sprintf("%s:%s", bucket, scope) | ||
| if scopeLevelPermission, ok := p.permissions[scopeLevel]; ok { | ||
| return scopeLevelPermission | ||
| } else { | ||
| permission := fmt.Sprintf("cluster.scope[%s].n1ql.index!%s", scopeLevel, op) | ||
| p.permissions[scopeLevel], _ = p.checkPermissions([]string{permission}) | ||
| return p.permissions[scopeLevel] | ||
| } | ||
| } | ||
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| func (p *sessionPermissionsCache) CheckAndAddCollectionLevelPermission(bucket, scope, collection, op string) bool { | ||
| collectionLevel := fmt.Sprintf("%s:%s:%s", bucket, scope, collection) | ||
| if collectionLevelPermission, ok := p.permissions[collectionLevel]; ok { | ||
| return collectionLevelPermission | ||
| } else { | ||
| permission := fmt.Sprintf("cluster.collection[%s].n1ql.index!%s", collectionLevel, op) | ||
| p.permissions[collectionLevel], _ = p.checkPermissions([]string{permission}) | ||
| return p.permissions[collectionLevel] | ||
| } | ||
| } | ||
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| // isAllowed returns true iff a caller's (creds, op) allow access to IndexDefn (bucket, scope, collection). | ||
| func (p *sessionPermissionsCache) IsAllowed(bucket, scope, collection, op string) bool { | ||
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| if p.CheckAndAddBucketLevelPermission(bucket, op) { | ||
| return true | ||
| } else if p.CheckAndAddScopeLevelPermission(bucket, scope, op) { | ||
| return true | ||
| } else if p.CheckAndAddCollectionLevelPermission(bucket, scope, collection, op) { | ||
| return true | ||
| } | ||
| return false | ||
| } |
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