compose/ecs/wait.go

133 lines
3.2 KiB
Go

/*
Copyright 2020 Docker Compose CLI 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 ecs
import (
"context"
"fmt"
"sort"
"strings"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/iancoleman/strcase"
"github.com/docker/compose-cli/progress"
)
func (b *ecsAPIService) WaitStackCompletion(ctx context.Context, name string, operation int, ignored ...string) error { //nolint:gocyclo
knownEvents := map[string]struct{}{}
for _, id := range ignored {
knownEvents[id] = struct{}{}
}
// progress writer
w := progress.ContextWriter(ctx)
// Get the unique Stack ID so we can collect events without getting some from previous deployments with same name
stackID, err := b.aws.GetStackID(ctx, name)
if err != nil {
return err
}
ticker := time.NewTicker(1 * time.Second)
done := make(chan bool)
go func() {
b.aws.WaitStackComplete(ctx, stackID, operation) //nolint:errcheck
ticker.Stop()
done <- true
}()
var completed bool
var stackErr error
for !completed {
select {
case <-done:
completed = true
case <-ticker.C:
}
events, err := b.aws.DescribeStackEvents(ctx, stackID)
if err != nil {
return err
}
sort.Slice(events, func(i, j int) bool {
return events[i].Timestamp.Before(*events[j].Timestamp)
})
for _, event := range events {
if _, ok := knownEvents[*event.EventId]; ok {
continue
}
knownEvents[*event.EventId] = struct{}{}
resource := aws.StringValue(event.LogicalResourceId)
reason := aws.StringValue(event.ResourceStatusReason)
status := aws.StringValue(event.ResourceStatus)
progressStatus := progress.Working
switch status {
case "CREATE_COMPLETE":
if operation == stackCreate {
progressStatus = progress.Done
}
case "UPDATE_COMPLETE":
if operation == stackUpdate {
progressStatus = progress.Done
}
case "DELETE_COMPLETE":
if operation == stackDelete {
progressStatus = progress.Done
}
default:
if strings.HasSuffix(status, "_FAILED") {
progressStatus = progress.Error
if stackErr == nil {
operation = stackDelete
stackErr = fmt.Errorf(reason)
}
}
}
w.Event(progress.Event{
ID: resource,
Status: progressStatus,
StatusText: fmt.Sprintf("%s %s", toCamelCase(status), reason),
})
}
if operation != stackCreate || stackErr != nil {
continue
}
if err := b.checkStackState(ctx, name); err != nil {
if e := b.aws.DeleteStack(ctx, name); e != nil {
return e
}
stackErr = err
operation = stackDelete
w.Event(progress.Event{
ID: name,
Status: progress.Error,
StatusText: err.Error(),
})
}
}
return stackErr
}
func toCamelCase(status string) string {
return strcase.ToCamel(strings.ToLower(status))
}