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Change inspector's list methods to return specific task type for each

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queue
This commit is contained in:
Ken Hibino 2019-12-02 07:09:43 -08:00
parent 28dae0fdd3
commit 319d157d47
4 changed files with 308 additions and 92 deletions
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16
asynq.go
View File

@ -103,17 +103,19 @@ type RetryTask struct {
ID uuid.UUID
Type string
Payload map[string]interface{}
// TODO(hibiken): add LastRetry time.Time
NextRetry time.Time
// TODO(hibiken): add LastFailedAt time.Time
ProcessAt time.Time
ErrorMsg string
Retried int
Retry int
}
// DeadTask is a task in that has exhausted all retries.
// This is read only and used for inspection purpose.
type DeadTask struct {
ID uuid.UUID
Type string
Payload map[string]interface{}
// TODO(hibiken): add LastRetry time.Time
ErrorMsg string
ID uuid.UUID
Type string
Payload map[string]interface{}
LastFailedAt time.Time
ErrorMsg string
}

48
inspector.go
View File

@ -27,54 +27,58 @@ func (i *Inspector) toTaskSlice(msgs []*taskMessage) []*Task {
}
// ListEnqueuedTasks returns a list of tasks ready to be processed.
func (i *Inspector) ListEnqueuedTasks() ([]*Task, error) {
func (i *Inspector) ListEnqueuedTasks() ([]*EnqueuedTask, error) {
// TODO(hibiken): Support pagination.
msgs, err := i.rdb.listEnqueued()
if err != nil {
return nil, err
}
return i.toTaskSlice(msgs), nil
var tasks []*EnqueuedTask
for _, m := range msgs {
tasks = append(tasks, &EnqueuedTask{
ID: m.ID,
Type: m.Type,
Payload: m.Payload,
})
}
return tasks, nil
}
// ListInProgressTasks returns a list of tasks that are being processed.
func (i *Inspector) ListInProgressTasks() ([]*Task, error) {
func (i *Inspector) ListInProgressTasks() ([]*InProgressTask, error) {
// TODO(hibiken): Support pagination.
msgs, err := i.rdb.listInProgress()
if err != nil {
return nil, err
}
return i.toTaskSlice(msgs), nil
var tasks []*InProgressTask
for _, m := range msgs {
tasks = append(tasks, &InProgressTask{
ID: m.ID,
Type: m.Type,
Payload: m.Payload,
})
}
return tasks, nil
}
// ListScheduledTasks returns a list of tasks that are scheduled to
// be processed in the future.
func (i *Inspector) ListScheduledTasks() ([]*Task, error) {
func (i *Inspector) ListScheduledTasks() ([]*ScheduledTask, error) {
// TODO(hibiken): Support pagination.
msgs, err := i.rdb.listScheduled()
if err != nil {
return nil, err
}
return i.toTaskSlice(msgs), nil
return i.rdb.listScheduled()
}
// ListRetryTasks returns a list of tasks what will be retried in the
// future.
func (i *Inspector) ListRetryTasks() ([]*Task, error) {
func (i *Inspector) ListRetryTasks() ([]*RetryTask, error) {
// TODO(hibiken): Support pagination.
msgs, err := i.rdb.listRetry()
if err != nil {
return nil, err
}
return i.toTaskSlice(msgs), nil
return i.rdb.listRetry()
}
// ListDeadTasks returns a list of tasks that have reached its
// maximum retry limit.
func (i *Inspector) ListDeadTasks() ([]*Task, error) {
func (i *Inspector) ListDeadTasks() ([]*DeadTask, error) {
// TODO(hibiken): Support pagination.
msgs, err := i.rdb.listDead()
if err != nil {
return nil, err
}
return i.toTaskSlice(msgs), nil
return i.rdb.listDead()
}

251
inspector_test.go
View File

@ -1,14 +1,54 @@
package asynq
import (
"sort"
"testing"
"time"
"github.com/go-redis/redis/v7"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
"github.com/google/uuid"
)
// ---- TODO(hibiken): Remove this once the new version is released (https://github.com/google/go-cmp/issues/166) ----
// EquateApproxTime returns a Comparer options that
// determine two time.Time values to be equal if they
// are within the given time interval of one another.
// Note that if both times have a monotonic clock reading,
// the monotonic time difference will be used.
//
// The zero time is treated specially: it is only considered
// equal to another zero time value.
//
// It will panic if margin is negative.
func EquateApproxTime(margin time.Duration) cmp.Option {
if margin < 0 {
panic("negative duration in EquateApproxTime")
}
return cmp.FilterValues(func(x, y time.Time) bool {
return !x.IsZero() && !y.IsZero()
}, cmp.Comparer(timeApproximator{margin}.compare))
}
type timeApproximator struct {
margin time.Duration
}
func (a timeApproximator) compare(x, y time.Time) bool {
// Avoid subtracting times to avoid overflow when the
// difference is larger than the largest representible duration.
if x.After(y) {
// Ensure x is always before y
x, y = y, x
}
// We're within the margin if x+margin >= y.
// Note: time.Time doesn't have AfterOrEqual method hence the negation.
return !x.Add(a.margin).Before(y)
}
//-----------------------------
func TestCurrentStats(t *testing.T) {
r := setup(t)
inspector := &Inspector{r}
@ -121,21 +161,21 @@ func TestListEnqueuedTasks(t *testing.T) {
m1 := randomTask("send_email", "default", nil)
m2 := randomTask("send_email", "default", nil)
m3 := randomTask("gen_export", "default", nil)
t1 := &Task{Type: m1.Type, Payload: m1.Payload}
t2 := &Task{Type: m2.Type, Payload: m2.Payload}
t3 := &Task{Type: m3.Type, Payload: m3.Payload}
t1 := &EnqueuedTask{ID: m1.ID, Type: m1.Type, Payload: m1.Payload}
t2 := &EnqueuedTask{ID: m2.ID, Type: m2.Type, Payload: m2.Payload}
t3 := &EnqueuedTask{ID: m3.ID, Type: m3.Type, Payload: m3.Payload}
tests := []struct {
queued []*taskMessage
want []*Task
want []*EnqueuedTask
}{
{
queued: []*taskMessage{m1, m2, m3},
want: []*Task{t1, t2, t3},
want: []*EnqueuedTask{t1, t2, t3},
},
{
queued: []*taskMessage{},
want: []*Task{},
want: []*EnqueuedTask{},
},
}
@ -157,7 +197,14 @@ func TestListEnqueuedTasks(t *testing.T) {
continue
}
if diff := cmp.Diff(tc.want, got, sortTaskOpt); diff != "" {
sortOpt := cmp.Transformer("SortEnqueuedTasks", func(in []*EnqueuedTask) []*EnqueuedTask {
out := append([]*EnqueuedTask(nil), in...) // Copy input to avoid mutating it
sort.Slice(out, func(i, j int) bool {
return out[i].ID.String() < out[j].ID.String()
})
return out
})
if diff := cmp.Diff(tc.want, got, sortOpt); diff != "" {
t.Errorf("(*Inspector).ListEnqueuedTasks = %v, want %v; (-want, +got)\n%s",
got, tc.want, diff)
continue
@ -171,21 +218,21 @@ func TestListInProgressTasks(t *testing.T) {
m1 := randomTask("send_email", "default", nil)
m2 := randomTask("send_email", "default", nil)
m3 := randomTask("gen_export", "default", nil)
t1 := &Task{Type: m1.Type, Payload: m1.Payload}
t2 := &Task{Type: m2.Type, Payload: m2.Payload}
t3 := &Task{Type: m3.Type, Payload: m3.Payload}
t1 := &InProgressTask{ID: m1.ID, Type: m1.Type, Payload: m1.Payload}
t2 := &InProgressTask{ID: m2.ID, Type: m2.Type, Payload: m2.Payload}
t3 := &InProgressTask{ID: m3.ID, Type: m3.Type, Payload: m3.Payload}
tests := []struct {
inProgress []*taskMessage
want []*Task
want []*InProgressTask
}{
{
inProgress: []*taskMessage{m1, m2, m3},
want: []*Task{t1, t2, t3},
want: []*InProgressTask{t1, t2, t3},
},
{
inProgress: []*taskMessage{},
want: []*Task{},
want: []*InProgressTask{},
},
}
@ -207,7 +254,14 @@ func TestListInProgressTasks(t *testing.T) {
continue
}
if diff := cmp.Diff(tc.want, got, sortTaskOpt); diff != "" {
sortOpt := cmp.Transformer("SortInProgressTasks", func(in []*InProgressTask) []*InProgressTask {
out := append([]*InProgressTask(nil), in...) // Copy input to avoid mutating it
sort.Slice(out, func(i, j int) bool {
return out[i].ID.String() < out[j].ID.String()
})
return out
})
if diff := cmp.Diff(tc.want, got, sortOpt); diff != "" {
t.Errorf("(*Inspector).ListInProgressTasks = %v, want %v; (-want, +got)\n%s",
got, tc.want, diff)
continue
@ -221,21 +275,32 @@ func TestListScheduledTasks(t *testing.T) {
m1 := randomTask("send_email", "default", nil)
m2 := randomTask("send_email", "default", nil)
m3 := randomTask("gen_export", "default", nil)
t1 := &Task{Type: m1.Type, Payload: m1.Payload}
t2 := &Task{Type: m2.Type, Payload: m2.Payload}
t3 := &Task{Type: m3.Type, Payload: m3.Payload}
t1 := time.Now().Add(5 * time.Minute)
t2 := time.Now().Add(time.Hour)
t3 := time.Now().Add(24 * time.Hour)
s1 := &ScheduledTask{ID: m1.ID, Type: m1.Type, Payload: m1.Payload, ProcessAt: t1}
s2 := &ScheduledTask{ID: m2.ID, Type: m2.Type, Payload: m2.Payload, ProcessAt: t2}
s3 := &ScheduledTask{ID: m3.ID, Type: m3.Type, Payload: m3.Payload, ProcessAt: t3}
type scheduledMsg struct {
msg *taskMessage
processAt time.Time
}
tests := []struct {
scheduled []*taskMessage
want []*Task
scheduled []scheduledMsg
want []*ScheduledTask
}{
{
scheduled: []*taskMessage{m1, m2, m3},
want: []*Task{t1, t2, t3},
scheduled: []scheduledMsg{
{m1, t1},
{m2, t2},
{m3, t3},
},
want: []*ScheduledTask{s1, s2, s3},
},
{
scheduled: []*taskMessage{},
want: []*Task{},
scheduled: []scheduledMsg{},
want: []*ScheduledTask{},
},
}
@ -244,8 +309,8 @@ func TestListScheduledTasks(t *testing.T) {
if err := r.client.FlushDB().Err(); err != nil {
t.Fatal(err)
}
for _, msg := range tc.scheduled {
err := r.client.ZAdd(scheduled, &redis.Z{Member: mustMarshal(t, msg), Score: 123}).Err()
for _, s := range tc.scheduled {
err := r.client.ZAdd(scheduled, &redis.Z{Member: mustMarshal(t, s.msg), Score: float64(s.processAt.Unix())}).Err()
if err != nil {
t.Fatal(err)
}
@ -257,7 +322,15 @@ func TestListScheduledTasks(t *testing.T) {
continue
}
if diff := cmp.Diff(tc.want, got, sortTaskOpt); diff != "" {
sortOpt := cmp.Transformer("SortScheduledTasks", func(in []*ScheduledTask) []*ScheduledTask {
out := append([]*ScheduledTask(nil), in...) // Copy input to avoid mutating it
sort.Slice(out, func(i, j int) bool {
return out[i].ID.String() < out[j].ID.String()
})
return out
})
timeCmpOpt := EquateApproxTime(time.Second)
if diff := cmp.Diff(tc.want, got, sortOpt, timeCmpOpt); diff != "" {
t.Errorf("(*Inspector).ListScheduledTasks = %v, want %v; (-want, +got)\n%s",
got, tc.want, diff)
continue
@ -268,24 +341,61 @@ func TestListScheduledTasks(t *testing.T) {
func TestListRetryTasks(t *testing.T) {
r := setup(t)
inspector := &Inspector{r}
m1 := randomTask("send_email", "default", nil)
m2 := randomTask("send_email", "default", nil)
m3 := randomTask("gen_export", "default", nil)
t1 := &Task{Type: m1.Type, Payload: m1.Payload}
t2 := &Task{Type: m2.Type, Payload: m2.Payload}
t3 := &Task{Type: m3.Type, Payload: m3.Payload}
m1 := &taskMessage{
ID: uuid.New(),
Type: "send_email",
Payload: map[string]interface{}{"to": "customer@example.com"},
ErrorMsg: "couldn't send email",
Retry: 25,
Retried: 10,
}
m2 := &taskMessage{
ID: uuid.New(),
Type: "gen_thumbnail",
Payload: map[string]interface{}{"src": "some/path/to/img/file"},
ErrorMsg: "couldn't find a file",
Retry: 20,
Retried: 3,
}
t1 := time.Now().Add(time.Hour)
t2 := time.Now().Add(24 * time.Hour)
r1 := &RetryTask{
ID: m1.ID,
Type: m1.Type,
Payload: m1.Payload,
ProcessAt: t1,
ErrorMsg: m1.ErrorMsg,
Retry: m1.Retry,
Retried: m1.Retried,
}
r2 := &RetryTask{
ID: m2.ID,
Type: m2.Type,
Payload: m2.Payload,
ProcessAt: t2,
ErrorMsg: m2.ErrorMsg,
Retry: m2.Retry,
Retried: m2.Retried,
}
type retryEntry struct {
msg *taskMessage
processAt time.Time
}
tests := []struct {
retry []*taskMessage
want []*Task
retry []retryEntry
want []*RetryTask
}{
{
retry: []*taskMessage{m1, m2, m3},
want: []*Task{t1, t2, t3},
retry: []retryEntry{
{m1, t1},
{m2, t2},
},
want: []*RetryTask{r1, r2},
},
{
retry: []*taskMessage{},
want: []*Task{},
retry: []retryEntry{},
want: []*RetryTask{},
},
}
@ -294,8 +404,10 @@ func TestListRetryTasks(t *testing.T) {
if err := r.client.FlushDB().Err(); err != nil {
t.Fatal(err)
}
for _, msg := range tc.retry {
err := r.client.ZAdd(retry, &redis.Z{Member: mustMarshal(t, msg), Score: 123}).Err()
for _, e := range tc.retry {
err := r.client.ZAdd(retry, &redis.Z{
Member: mustMarshal(t, e.msg),
Score: float64(e.processAt.Unix())}).Err()
if err != nil {
t.Fatal(err)
}
@ -307,7 +419,15 @@ func TestListRetryTasks(t *testing.T) {
continue
}
if diff := cmp.Diff(tc.want, got, sortTaskOpt); diff != "" {
sortOpt := cmp.Transformer("SortRetryTasks", func(in []*RetryTask) []*RetryTask {
out := append([]*RetryTask(nil), in...) // Copy input to avoid mutating it
sort.Slice(out, func(i, j int) bool {
return out[i].ID.String() < out[j].ID.String()
})
return out
})
timeCmpOpt := EquateApproxTime(time.Second)
if diff := cmp.Diff(tc.want, got, sortOpt, timeCmpOpt); diff != "" {
t.Errorf("(*Inspector).ListRetryTasks = %v, want %v; (-want, +got)\n%s",
got, tc.want, diff)
continue
@ -318,24 +438,31 @@ func TestListRetryTasks(t *testing.T) {
func TestListDeadTasks(t *testing.T) {
r := setup(t)
inspector := &Inspector{r}
m1 := randomTask("send_email", "default", nil)
m2 := randomTask("send_email", "default", nil)
m3 := randomTask("gen_export", "default", nil)
t1 := &Task{Type: m1.Type, Payload: m1.Payload}
t2 := &Task{Type: m2.Type, Payload: m2.Payload}
t3 := &Task{Type: m3.Type, Payload: m3.Payload}
m1 := &taskMessage{ID: uuid.New(), Type: "send_email", Payload: map[string]interface{}{"to": "customer@example.com"}, ErrorMsg: "couldn't send email"}
m2 := &taskMessage{ID: uuid.New(), Type: "gen_thumbnail", Payload: map[string]interface{}{"src": "path/to/img/file"}, ErrorMsg: "couldn't find file"}
t1 := time.Now().Add(-5 * time.Second)
t2 := time.Now().Add(-24 * time.Hour)
d1 := &DeadTask{ID: m1.ID, Type: m1.Type, Payload: m1.Payload, ErrorMsg: m1.ErrorMsg, LastFailedAt: t1}
d2 := &DeadTask{ID: m2.ID, Type: m2.Type, Payload: m2.Payload, ErrorMsg: m2.ErrorMsg, LastFailedAt: t2}
type deadEntry struct {
msg *taskMessage
lastFailedAt time.Time
}
tests := []struct {
dead []*taskMessage
want []*Task
dead []deadEntry
want []*DeadTask
}{
{
dead: []*taskMessage{m1, m2, m3},
want: []*Task{t1, t2, t3},
dead: []deadEntry{
{m1, t1},
{m2, t2},
},
want: []*DeadTask{d1, d2},
},
{
dead: []*taskMessage{},
want: []*Task{},
dead: []deadEntry{},
want: []*DeadTask{},
},
}
@ -344,8 +471,10 @@ func TestListDeadTasks(t *testing.T) {
if err := r.client.FlushDB().Err(); err != nil {
t.Fatal(err)
}
for _, msg := range tc.dead {
err := r.client.ZAdd(dead, &redis.Z{Member: mustMarshal(t, msg), Score: 123}).Err()
for _, d := range tc.dead {
err := r.client.ZAdd(dead, &redis.Z{
Member: mustMarshal(t, d.msg),
Score: float64(d.lastFailedAt.Unix())}).Err()
if err != nil {
t.Fatal(err)
}
@ -353,11 +482,19 @@ func TestListDeadTasks(t *testing.T) {
got, err := inspector.ListDeadTasks()
if err != nil {
t.Error(err)
t.Errorf("(*Inspector).ListDeadTask = %v, %v; want %v, nil", got, err, tc.want)
continue
}
if diff := cmp.Diff(tc.want, got, sortTaskOpt); diff != "" {
sortOpt := cmp.Transformer("SortDeadTasks", func(in []*DeadTask) []*DeadTask {
out := append([]*DeadTask(nil), in...) // Copy input to avoid mutating it
sort.Slice(out, func(i, j int) bool {
return out[i].ID.String() < out[j].ID.String()
})
return out
})
timeCmpOpt := EquateApproxTime(time.Second)
if diff := cmp.Diff(tc.want, got, sortOpt, timeCmpOpt); diff != "" {
t.Errorf("(*Inspector).ListDeadTasks = %v, want %v; (-want, +got)\n%s",
got, tc.want, diff)
continue

85
rdb.go
View File

@ -184,16 +184,89 @@ func (r *rdb) listInProgress() ([]*taskMessage, error) {
return r.rangeList(inProgress)
}
func (r *rdb) listScheduled() ([]*taskMessage, error) {
return r.rangeZSet(scheduled)
func (r *rdb) listScheduled() ([]*ScheduledTask, error) {
data, err := r.client.ZRangeWithScores(scheduled, 0, -1).Result()
if err != nil {
return nil, err
}
var tasks []*ScheduledTask
for _, z := range data {
s, ok := z.Member.(string)
if !ok {
continue // bad data, ignore and continue
}
var msg taskMessage
err := json.Unmarshal([]byte(s), &msg)
if err != nil {
continue // bad data, ignore and continue
}
processAt := time.Unix(int64(z.Score), 0)
tasks = append(tasks, &ScheduledTask{
ID: msg.ID,
Type: msg.Type,
Payload: msg.Payload,
ProcessAt: processAt,
})
}
return tasks, nil
}
func (r *rdb) listRetry() ([]*taskMessage, error) {
return r.rangeZSet(retry)
func (r *rdb) listRetry() ([]*RetryTask, error) {
data, err := r.client.ZRangeWithScores(retry, 0, -1).Result()
if err != nil {
return nil, err
}
var tasks []*RetryTask
for _, z := range data {
s, ok := z.Member.(string)
if !ok {
continue // bad data, ignore and continue
}
var msg taskMessage
err := json.Unmarshal([]byte(s), &msg)
if err != nil {
continue // bad data, ignore and continue
}
processAt := time.Unix(int64(z.Score), 0)
tasks = append(tasks, &RetryTask{
ID: msg.ID,
Type: msg.Type,
Payload: msg.Payload,
ErrorMsg: msg.ErrorMsg,
Retry: msg.Retry,
Retried: msg.Retried,
ProcessAt: processAt,
})
}
return tasks, nil
}
func (r *rdb) listDead() ([]*taskMessage, error) {
return r.rangeZSet(dead)
func (r *rdb) listDead() ([]*DeadTask, error) {
data, err := r.client.ZRangeWithScores(dead, 0, -1).Result()
if err != nil {
return nil, err
}
var tasks []*DeadTask
for _, z := range data {
s, ok := z.Member.(string)
if !ok {
continue // bad data, ignore and continue
}
var msg taskMessage
err := json.Unmarshal([]byte(s), &msg)
if err != nil {
continue // bad data, ignore and continue
}
lastFailedAt := time.Unix(int64(z.Score), 0)
tasks = append(tasks, &DeadTask{
ID: msg.ID,
Type: msg.Type,
Payload: msg.Payload,
ErrorMsg: msg.ErrorMsg,
LastFailedAt: lastFailedAt,
})
}
return tasks, nil
}
func (r *rdb) rangeList(key string) ([]*taskMessage, error) {