/
run.go
236 lines (213 loc) · 6.46 KB
/
run.go
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package ecspresso
import (
"context"
"encoding/json"
"fmt"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/service/ecs"
"github.com/aws/aws-sdk-go-v2/service/ecs/types"
)
func (d *App) Run(ctx context.Context, opt RunOption) error {
ctx, cancel := d.Start(ctx)
defer cancel()
d.Log("Running task %s", opt.DryRunString())
ov := types.TaskOverride{}
if ovStr := aws.ToString(opt.TaskOverrideStr); ovStr != "" {
if err := json.Unmarshal([]byte(ovStr), &ov); err != nil {
return fmt.Errorf("invalid overrides: %w", err)
}
} else if ovFile := aws.ToString(opt.TaskOverrideFile); ovFile != "" {
src, err := d.readDefinitionFile(ovFile)
if err != nil {
return fmt.Errorf("failed to read overrides-file %s: %w", ovFile, err)
}
if err := d.unmarshalJSON(src, &ov, ovFile); err != nil {
return fmt.Errorf("failed to read overrides-file %s: %w", ovFile, err)
}
}
d.Log("[DEBUG] Overrides: %v", ov)
tdArn, watchContainer, err := d.taskDefinitionForRun(ctx, opt)
if err != nil {
return err
}
if *opt.DryRun {
d.Log("DRY RUN OK")
return nil
}
task, err := d.RunTask(ctx, tdArn, &ov, &opt)
if err != nil {
return err
}
if *opt.NoWait {
d.Log("Run task invoked")
return nil
}
if err := d.WaitRunTask(ctx, task, watchContainer, time.Now(), opt.waitUntilRunning()); err != nil {
return err
}
if err := d.DescribeTaskStatus(ctx, task, watchContainer); err != nil {
return err
}
d.Log("Run task completed!")
return nil
}
func (d *App) RunTask(ctx context.Context, tdArn string, ov *types.TaskOverride, opt *RunOption) (*types.Task, error) {
d.Log("Running task with %s", tdArn)
sv, err := d.LoadServiceDefinition(d.config.ServiceDefinitionPath)
if err != nil {
return nil, err
}
tags, err := parseTags(*opt.Tags)
if err != nil {
return nil, fmt.Errorf("failed to run task. invalid tags: %w", err)
}
in := &ecs.RunTaskInput{
Cluster: aws.String(d.Cluster),
TaskDefinition: aws.String(tdArn),
NetworkConfiguration: sv.NetworkConfiguration,
LaunchType: sv.LaunchType,
Overrides: ov,
Count: opt.Count,
CapacityProviderStrategy: sv.CapacityProviderStrategy,
PlacementConstraints: sv.PlacementConstraints,
PlacementStrategy: sv.PlacementStrategy,
PlatformVersion: sv.PlatformVersion,
Tags: tags,
EnableECSManagedTags: sv.EnableECSManagedTags,
EnableExecuteCommand: sv.EnableExecuteCommand,
}
switch aws.ToString(opt.PropagateTags) {
case "SERVICE":
out, err := d.ecs.ListTagsForResource(ctx, &ecs.ListTagsForResourceInput{
ResourceArn: sv.ServiceArn,
})
if err != nil {
return nil, fmt.Errorf("failed to list tags for service: %w", err)
}
d.Log("[DEBUG] propagate tags from service %s", *sv.ServiceArn, out)
in.Tags = append(in.Tags, out.Tags...)
case "":
in.PropagateTags = types.PropagateTagsNone
default:
in.PropagateTags = types.PropagateTagsTaskDefinition
}
d.Log("[DEBUG] run task input %v", in)
out, err := d.ecs.RunTask(ctx, in)
if err != nil {
return nil, fmt.Errorf("failed to run task: %w", err)
}
if len(out.Failures) > 0 {
f := out.Failures[0]
if f.Arn != nil {
d.Log("Task ARN: " + *f.Arn)
}
return nil, fmt.Errorf("failed to run task: %s %s", *f.Reason, *f.Detail)
}
task := out.Tasks[0]
d.Log("Task ARN: %s", *task.TaskArn)
return &task, nil
}
func (d *App) WaitRunTask(ctx context.Context, task *types.Task, watchContainer *types.ContainerDefinition, startedAt time.Time, untilRunning bool) error {
d.Log("Waiting for run task...(it may take a while)")
waitCtx, cancel := context.WithCancel(ctx)
defer cancel()
lc := watchContainer.LogConfiguration
if lc == nil || lc.LogDriver != types.LogDriverAwslogs || lc.Options["awslogs-stream-prefix"] == "" {
d.Log("awslogs not configured")
if err := d.waitTask(ctx, task, untilRunning); err != nil {
return err
}
return nil
}
d.Log("Watching container: %s", *watchContainer.Name)
logGroup, logStream := d.GetLogInfo(task, watchContainer)
time.Sleep(3 * time.Second) // wait for log stream
go func() {
ticker := time.NewTicker(5 * time.Second)
var nextToken *string
for {
select {
case <-waitCtx.Done():
return
case <-ticker.C:
nextToken, _ = d.GetLogEvents(waitCtx, logGroup, logStream, startedAt, nextToken)
}
}
}()
if err := d.waitTask(ctx, task, untilRunning); err != nil {
return err
}
return nil
}
func (d *App) waitTask(ctx context.Context, task *types.Task, untilRunning bool) error {
id := arnToName(*task.TaskArn)
if untilRunning {
d.Log("Waiting for task ID %s until running", id)
waiter := ecs.NewTasksRunningWaiter(d.ecs)
if err := waiter.Wait(ctx, d.DescribeTasksInput(task), d.config.Timeout); err != nil {
return err
}
d.Log("Task ID %s is running", id)
return nil
}
d.Log("Waiting for task ID %s until stopped", id)
waiter := ecs.NewTasksStoppedWaiter(d.ecs)
if err := waiter.Wait(ctx, d.DescribeTasksInput(task), d.config.Timeout); err != nil {
return fmt.Errorf("failed to wait task: %w", err)
}
return nil
}
func (d *App) taskDefinitionForRun(ctx context.Context, opt RunOption) (tdArn string, watchContainer *types.ContainerDefinition, err error) {
tdPath := aws.ToString(opt.TaskDefinition)
if tdPath == "" {
tdPath = d.config.TaskDefinitionPath
}
var td *TaskDefinitionInput
td, err = d.LoadTaskDefinition(tdPath)
if err != nil {
return
}
family := *td.Family
defer func() {
watchContainer = containerOf(td, opt.WatchContainer)
d.Log("Task definition ARN: %s", tdArn)
d.Log("Watch container: %s", *watchContainer.Name)
}()
if *opt.LatestTaskDefinition {
tdArn, err = d.findLatestTaskDefinitionArn(ctx, family)
return
} else if *opt.SkipTaskDefinition {
if aws.ToInt64(opt.Revision) != 0 {
tdArn = fmt.Sprintf("%s:%d", family, aws.ToInt64(opt.Revision))
return
}
if d.config.Service != "" {
if sv, _err := d.DescribeServiceStatus(ctx, 0); _err != nil {
err = _err
} else {
tdArn = *sv.TaskDefinition
td, err = d.DescribeTaskDefinition(ctx, tdArn)
}
return
} else {
d.Log("Revision is not specified. Use latest task definition")
tdArn, err = d.findLatestTaskDefinitionArn(ctx, family)
return
}
} else {
// register
if *opt.DryRun {
err = nil
return
}
if newTd, _err := d.RegisterTaskDefinition(ctx, td); _err != nil {
err = _err
return
} else {
tdArn = *newTd.TaskDefinitionArn
td, err = d.DescribeTaskDefinition(ctx, tdArn)
return
}
}
}