forked from goharbor/harbor
/
copy.go
109 lines (97 loc) · 3.27 KB
/
copy.go
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// Copyright Project Harbor Authors
//
// 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 flow
import (
"time"
"github.com/goharbor/harbor/src/common/utils/log"
"github.com/goharbor/harbor/src/replication/dao/models"
"github.com/goharbor/harbor/src/replication/model"
"github.com/goharbor/harbor/src/replication/operation/execution"
"github.com/goharbor/harbor/src/replication/operation/scheduler"
)
type copyFlow struct {
executionID int64
resources []*model.Resource
policy *model.Policy
executionMgr execution.Manager
scheduler scheduler.Scheduler
}
// NewCopyFlow returns an instance of the copy flow which replicates the resources from
// the source registry to the destination registry. If the parameter "resources" isn't provided,
// will fetch the resources first
func NewCopyFlow(executionMgr execution.Manager, scheduler scheduler.Scheduler,
executionID int64, policy *model.Policy, resources ...*model.Resource) Flow {
return ©Flow{
executionMgr: executionMgr,
scheduler: scheduler,
executionID: executionID,
policy: policy,
resources: resources,
}
}
func (c *copyFlow) Run(interface{}) (int, error) {
srcAdapter, dstAdapter, err := initialize(c.policy)
if err != nil {
return 0, err
}
var srcResources []*model.Resource
if len(c.resources) > 0 {
srcResources, err = filterResources(c.resources, c.policy.Filters)
} else {
srcResources, err = fetchResources(srcAdapter, c.policy)
}
if err != nil {
return 0, err
}
isStopped, err := isExecutionStopped(c.executionMgr, c.executionID)
if err != nil {
return 0, err
}
if isStopped {
log.Debugf("the execution %d is stopped, stop the flow", c.executionID)
return 0, nil
}
if len(srcResources) == 0 {
markExecutionSuccess(c.executionMgr, c.executionID, "no resources need to be replicated")
log.Infof("no resources need to be replicated for the execution %d, skip", c.executionID)
return 0, nil
}
srcResources = assembleSourceResources(srcResources, c.policy)
dstResources := assembleDestinationResources(srcResources, c.policy)
if err = prepareForPush(dstAdapter, dstResources); err != nil {
return 0, err
}
items, err := preprocess(c.scheduler, srcResources, dstResources)
if err != nil {
return 0, err
}
if err = createTasks(c.executionMgr, c.executionID, items); err != nil {
return 0, err
}
return schedule(c.scheduler, c.executionMgr, items)
}
// mark the execution as success in database
func markExecutionSuccess(mgr execution.Manager, id int64, message string) {
err := mgr.Update(
&models.Execution{
ID: id,
Status: models.ExecutionStatusSucceed,
StatusText: message,
EndTime: time.Now(),
}, "Status", "StatusText", "EndTime")
if err != nil {
log.Errorf("failed to update the execution %d: %v", id, err)
return
}
}