forked from TrueCloudLab/frostfs-node
Airat Arifullin
bdd43f6211
* Do not convert CID from request to native-schema resource format - this step is unneccessary for APE. Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>
49 lines
1.4 KiB
Go
49 lines
1.4 KiB
Go
package acl
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import (
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"fmt"
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v2 "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/acl/v2"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
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apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
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apechain "git.frostfs.info/TrueCloudLab/policy-engine/pkg/chain"
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policyengine "git.frostfs.info/TrueCloudLab/policy-engine/pkg/engine"
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)
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type apeCheckerImpl struct {
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log *logger.Logger
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chainRouter policyengine.ChainRouter
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}
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func NewAPEChecker(log *logger.Logger, chainRouter policyengine.ChainRouter) v2.APEChainChecker {
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return &apeCheckerImpl{
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log: log,
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chainRouter: chainRouter,
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}
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}
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func (c *apeCheckerImpl) CheckIfRequestPermitted(reqInfo v2.RequestInfo) error {
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request := new(Request)
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request.FromRequestInfo(reqInfo)
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cnrTarget := reqInfo.ContainerID().EncodeToString()
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status, ruleFound, err := c.chainRouter.IsAllowed(apechain.Ingress, policyengine.NewRequestTargetWithContainer(cnrTarget), request)
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if err != nil {
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return err
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}
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if !ruleFound || status == apechain.Allow {
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return nil
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}
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return apeErr(reqInfo, status)
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}
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const accessDeniedAPEReasonFmt = "access to operation %s is denied by access policy engine: %s"
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func apeErr(req v2.RequestInfo, status apechain.Status) error {
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errAccessDenied := &apistatus.ObjectAccessDenied{}
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errAccessDenied.WriteReason(fmt.Sprintf(accessDeniedAPEReasonFmt, req.Operation(), status.String()))
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return errAccessDenied
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}
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