minio/internal/kms/policy-manager.go

53 lines
2.1 KiB
Go

// Copyright (c) 2015-2022 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// 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 kms
import (
"context"
"github.com/minio/kes"
)
// PolicyManager is the generic interface that handles KMS policy] operations
type PolicyManager interface {
// DescribePolicy describes a policy by returning its metadata.
// e.g. who created the policy at which point in time.
DescribePolicy(ctx context.Context, policy string) (*kes.PolicyInfo, error)
// AssignPolicy assigns a policy to an identity.
// An identity can have at most one policy while the same policy can be assigned to multiple identities.
// The assigned policy defines which API calls this identity can perform.
// It's not possible to assign a policy to the admin identity.
// Further, an identity cannot assign a policy to itself.
AssignPolicy(ctx context.Context, policy, identity string) error
// SetPolicy creates or updates a policy.
SetPolicy(ctx context.Context, policy string, policyItem *kes.Policy) error
// GetPolicy gets a policy from KMS.
GetPolicy(ctx context.Context, policy string) (*kes.Policy, error)
// ListPolicies list all policy metadata that match the specified pattern.
// In particular, the pattern * lists all policy metadata.
ListPolicies(ctx context.Context, pattern string) (*kes.PolicyIterator, error)
// DeletePolicy deletes a policy from KMS.
// All identities that have been assigned to this policy will lose all authorization privileges.
DeletePolicy(ctx context.Context, policy string) error
}