Files
atomctl/templates/project/providers/job/provider.go.tpl
2025-03-17 10:31:19 +08:00

145 lines
3.0 KiB
Smarty

package job
import (
"context"
"sync"
"{{.ModuleName}}/providers/postgres"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgxpool"
"github.com/pkg/errors"
"github.com/riverqueue/river"
"github.com/riverqueue/river/riverdriver/riverpgxv5"
"github.com/riverqueue/river/rivertype"
"github.com/samber/lo"
log "github.com/sirupsen/logrus"
"go.ipao.vip/atom/container"
"go.ipao.vip/atom/contracts"
"go.ipao.vip/atom/opt"
)
func Provide(opts ...opt.Option) error {
o := opt.New(opts...)
var config Config
if err := o.UnmarshalConfig(&config); err != nil {
return err
}
return container.Container.Provide(func(ctx context.Context, dbConf *postgres.Config) (*Job, error) {
workers := river.NewWorkers()
dbPoolConfig, err := pgxpool.ParseConfig(dbConf.DSN())
if err != nil {
return nil, err
}
dbPool, err := pgxpool.NewWithConfig(ctx, dbPoolConfig)
if err != nil {
return nil, err
}
container.AddCloseAble(dbPool.Close)
pool := riverpgxv5.New(dbPool)
queue := &Job{Workers: workers, Driver: pool, ctx: ctx}
container.AddCloseAble(queue.Close)
return queue, nil
}, o.DiOptions()...)
}
type Job struct {
ctx context.Context
Workers *river.Workers
Driver *riverpgxv5.Driver
l sync.Mutex
client *river.Client[pgx.Tx]
}
func (q *Job) Close() {
if q.client == nil {
return
}
if err := q.client.StopAndCancel(q.ctx); err != nil {
log.Errorf("Failed to stop and cancel client: %s", err)
}
}
func (q *Job) Client() (*river.Client[pgx.Tx], error) {
q.l.Lock()
defer q.l.Unlock()
if q.client == nil {
var err error
q.client, err = river.NewClient(q.Driver, &river.Config{
Workers: q.Workers,
Queues: map[string]river.QueueConfig{
QueueHigh: {MaxWorkers: 10},
QueueDefault: {MaxWorkers: 10},
QueueLow: {MaxWorkers: 10},
},
})
if err != nil {
return nil, err
}
}
return q.client, nil
}
func (q *Job) Start(ctx context.Context) error {
client, err := q.Client()
if err != nil {
return errors.Wrap(err, "get client failed")
}
if err := client.Start(ctx); err != nil {
return err
}
defer client.StopAndCancel(ctx)
<-ctx.Done()
return nil
}
func (q *Job) StopAndCancel(ctx context.Context) error {
client, err := q.Client()
if err != nil {
return errors.Wrap(err, "get client failed")
}
return client.StopAndCancel(ctx)
}
func (q *Job) AddPeriodicJobs(job contracts.CronJob) (map[string]rivertype.PeriodicJobHandle, error) {
var err error
handles := make(map[string]rivertype.PeriodicJobHandle)
for _, job := range job.Args() {
handles[job.Kind()], err = q.AddPeriodicJob(job)
if err != nil {
return handles, err
}
}
return handles, nil
}
func (q *Job) AddPeriodicJob(job contracts.CronJobArg) (rivertype.PeriodicJobHandle, error) {
client, err := q.Client()
if err != nil {
return 0, err
}
return client.PeriodicJobs().Add(river.NewPeriodicJob(
job.PeriodicInterval,
func() (river.JobArgs, *river.InsertOpts) {
return job.Arg, lo.ToPtr(job.Arg.InsertOpts())
},
&river.PeriodicJobOpts{
RunOnStart: job.RunOnStart,
},
)), nil
}