compose/ecs/wait.go

93 lines
2.0 KiB
Go

package ecs
import (
"context"
"fmt"
"github.com/docker/api/progress"
"sort"
"strings"
"time"
"github.com/aws/aws-sdk-go/aws"
)
func (b *ecsAPIService) WaitStackCompletion(ctx context.Context, name string, operation int) error {
knownEvents := map[string]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.SDK.GetStackID(ctx, name)
if err != nil {
return err
}
ticker := time.NewTicker(1 * time.Second)
done := make(chan bool)
go func() {
b.SDK.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.SDK.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: status,
})
}
}
return stackErr
}