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// Copyright (c) 2015-2021 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 cmd
import (
"context"
"fmt"
"net/http"
"testing"
"time"
"github.com/minio/madmin-go/v2"
"github.com/minio/minio/internal/bucket/replication"
xhttp "github.com/minio/minio/internal/http"
)
var configs = []replication.Config{
{ // Config0 - Replication config has no filters, existing object replication enabled
Rules: []replication.Rule{
{
Status: replication.Enabled,
Priority: 1,
DeleteMarkerReplication: replication.DeleteMarkerReplication{Status: replication.Enabled},
DeleteReplication: replication.DeleteReplication{Status: replication.Enabled},
Filter: replication.Filter{},
ExistingObjectReplication: replication.ExistingObjectReplication{Status: replication.Enabled},
SourceSelectionCriteria: replication.SourceSelectionCriteria{
ReplicaModifications: replication.ReplicaModifications{Status: replication.Enabled},
},
},
},
},
}
var replicationConfigTests = []struct {
info ObjectInfo
name string
rcfg replicationConfig
dsc ReplicateDecision
tgtStatuses map[string]replication.StatusType
expectedSync bool
}{
{ // 1. no replication config
name: "no replication config",
info: ObjectInfo{Size: 100},
rcfg: replicationConfig{Config: nil},
expectedSync: false,
},
{ // 2. existing object replication config enabled, no versioning
name: "existing object replication config enabled, no versioning",
info: ObjectInfo{Size: 100},
rcfg: replicationConfig{Config: &configs[0]},
expectedSync: false,
},
{ // 3. existing object replication config enabled, versioning suspended
name: "existing object replication config enabled, versioning suspended",
info: ObjectInfo{Size: 100, VersionID: nullVersionID},
rcfg: replicationConfig{Config: &configs[0]},
expectedSync: false,
},
{ // 4. existing object replication enabled, versioning enabled; no reset in progress
name: "existing object replication enabled, versioning enabled; no reset in progress",
info: ObjectInfo{
Size: 100,
ReplicationStatus: replication.Completed,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
},
rcfg: replicationConfig{Config: &configs[0]},
expectedSync: false,
},
}
func TestReplicationResync(t *testing.T) {
ctx := context.Background()
for i, test := range replicationConfigTests {
if sync := test.rcfg.Resync(ctx, test.info, &test.dsc, test.tgtStatuses); sync.mustResync() != test.expectedSync {
t.Errorf("Test%d (%s): Resync got %t , want %t", i+1, test.name, sync.mustResync(), test.expectedSync)
}
}
}
var (
start = UTCNow().AddDate(0, 0, -1)
replicationConfigTests2 = []struct {
info ObjectInfo
name string
rcfg replicationConfig
dsc ReplicateDecision
tgtStatuses map[string]replication.StatusType
expectedSync bool
}{
{ // Cases 1-4: existing object replication enabled, versioning enabled, no reset - replication status varies
// 1: Pending replication
name: "existing object replication on object in Pending replication status",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:PENDING;",
ReplicationStatus: replication.Pending,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
},
rcfg: replicationConfig{remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
}}}},
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
expectedSync: true,
},
{ // 2. replication status Failed
name: "existing object replication on object in Failed replication status",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:FAILED",
ReplicationStatus: replication.Failed,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
},
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
rcfg: replicationConfig{remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
}}}},
expectedSync: true,
},
{ // 3. replication status unset
name: "existing object replication on pre-existing unreplicated object",
info: ObjectInfo{
Size: 100,
ReplicationStatus: replication.StatusType(""),
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
},
rcfg: replicationConfig{remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
}}}},
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
expectedSync: true,
},
{ // 4. replication status Complete
name: "existing object replication on object in Completed replication status",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:COMPLETED",
ReplicationStatus: replication.Completed,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
},
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", false, false)}},
rcfg: replicationConfig{remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
}}}},
expectedSync: false,
},
{ // 5. existing object replication enabled, versioning enabled, replication status Pending & reset ID present
name: "existing object replication with reset in progress and object in Pending status",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:PENDING;",
ReplicationStatus: replication.Pending,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
UserDefined: map[string]string{xhttp.MinIOReplicationResetStatus: fmt.Sprintf("%s;abc", UTCNow().AddDate(0, -1, 0).String())},
},
expectedSync: true,
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
rcfg: replicationConfig{
remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
ResetID: "xyz",
ResetBeforeDate: UTCNow(),
}}},
},
},
{ // 6. existing object replication enabled, versioning enabled, replication status Failed & reset ID present
name: "existing object replication with reset in progress and object in Failed status",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:FAILED;",
ReplicationStatus: replication.Failed,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
UserDefined: map[string]string{xhttp.MinIOReplicationResetStatus: fmt.Sprintf("%s;abc", UTCNow().AddDate(0, -1, 0).String())},
},
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
rcfg: replicationConfig{
remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
ResetID: "xyz",
ResetBeforeDate: UTCNow(),
}}},
},
expectedSync: true,
},
{ // 7. existing object replication enabled, versioning enabled, replication status unset & reset ID present
name: "existing object replication with reset in progress and object never replicated before",
info: ObjectInfo{
Size: 100,
ReplicationStatus: replication.StatusType(""),
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
UserDefined: map[string]string{xhttp.MinIOReplicationResetStatus: fmt.Sprintf("%s;abc", UTCNow().AddDate(0, -1, 0).String())},
},
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
rcfg: replicationConfig{
remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
ResetID: "xyz",
ResetBeforeDate: UTCNow(),
}}},
},
expectedSync: true,
},
{ // 8. existing object replication enabled, versioning enabled, replication status Complete & reset ID present
name: "existing object replication enabled - reset in progress for an object in Completed status",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:COMPLETED;",
ReplicationStatus: replication.Completed,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df8",
UserDefined: map[string]string{xhttp.MinIOReplicationResetStatus: fmt.Sprintf("%s;abc", UTCNow().AddDate(0, -1, 0).String())},
},
expectedSync: true,
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
rcfg: replicationConfig{
remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
ResetID: "xyz",
ResetBeforeDate: UTCNow(),
}}},
},
},
{ // 9. existing object replication enabled, versioning enabled, replication status Pending & reset ID different
name: "existing object replication enabled, newer reset in progress on object in Pending replication status",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:PENDING;",
ReplicationStatus: replication.Pending,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
UserDefined: map[string]string{xhttp.MinIOReplicationResetStatus: fmt.Sprintf("%s;%s", UTCNow().AddDate(0, 0, -1).Format(http.TimeFormat), "abc")},
ModTime: UTCNow().AddDate(0, 0, -2),
},
expectedSync: true,
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
rcfg: replicationConfig{
remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
ResetID: "xyz",
ResetBeforeDate: UTCNow(),
}}},
},
},
{ // 10. existing object replication enabled, versioning enabled, replication status Complete & reset done
name: "reset done on object in Completed Status - ineligbile for re-replication",
info: ObjectInfo{
Size: 100,
ReplicationStatusInternal: "arn1:COMPLETED;",
ReplicationStatus: replication.Completed,
VersionID: "a3348c34-c352-4498-82f0-1098e8b34df9",
UserDefined: map[string]string{xhttp.MinIOReplicationResetStatus: fmt.Sprintf("%s;%s", start.Format(http.TimeFormat), "xyz")},
},
expectedSync: false,
dsc: ReplicateDecision{targetsMap: map[string]replicateTargetDecision{"arn1": newReplicateTargetDecision("arn1", true, false)}},
rcfg: replicationConfig{
remotes: &madmin.BucketTargets{Targets: []madmin.BucketTarget{{
Arn: "arn1",
ResetID: "xyz",
ResetBeforeDate: start,
}}},
},
},
}
)
func TestReplicationResyncwrapper(t *testing.T) {
for i, test := range replicationConfigTests2 {
if sync := test.rcfg.resync(test.info, &test.dsc, test.tgtStatuses); sync.mustResync() != test.expectedSync {
t.Errorf("%s (%s): Replicationresync got %t , want %t", fmt.Sprintf("Test%d - %s", i+1, time.Now().Format(http.TimeFormat)), test.name, sync.mustResync(), test.expectedSync)
}
}
}