// Copyright 2020 Kentaro Hibino. All rights reserved. // Use of this source code is governed by a MIT license // that can be found in the LICENSE file. package rdb import ( "encoding/json" "flag" "fmt" "strconv" "strings" "sync" "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" h "github.com/hibiken/asynq/internal/asynqtest" "github.com/hibiken/asynq/internal/base" ) // variables used for package testing. var ( redisAddr string redisDB int useRedisCluster bool redisClusterAddrs string // comma-separated list of host:port ) func init() { flag.StringVar(&redisAddr, "redis_addr", "localhost:6379", "redis address to use in testing") flag.IntVar(&redisDB, "redis_db", 15, "redis db number to use in testing") flag.BoolVar(&useRedisCluster, "redis_cluster", false, "use redis cluster as a broker in testing") flag.StringVar(&redisClusterAddrs, "redis_cluster_addrs", "localhost:7000,localhost:7001,localhost:7002", "comma separated list of redis server addresses") } func setup(tb testing.TB) (r *RDB) { tb.Helper() if useRedisCluster { addrs := strings.Split(redisClusterAddrs, ",") if len(addrs) == 0 { tb.Fatal("No redis cluster addresses provided. Please set addresses using --redis_cluster_addrs flag.") } r = NewRDB(redis.NewClusterClient(&redis.ClusterOptions{ Addrs: addrs, })) } else { r = NewRDB(redis.NewClient(&redis.Options{ Addr: redisAddr, DB: redisDB, })) } // Start each test with a clean slate. h.FlushDB(tb, r.client) return r } func TestEnqueue(t *testing.T) { r := setup(t) defer r.Close() t1 := h.NewTaskMessage("send_email", h.JSON(map[string]interface{}{"to": "exampleuser@gmail.com", "from": "noreply@example.com"})) t2 := h.NewTaskMessageWithQueue("generate_csv", h.JSON(map[string]interface{}{}), "csv") t3 := h.NewTaskMessageWithQueue("sync", nil, "low") tests := []struct { msg *base.TaskMessage }{ {t1}, {t2}, {t3}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case. err := r.Enqueue(tc.msg) if err != nil { t.Errorf("(*RDB).Enqueue(msg) = %v, want nil", err) continue } // Check Pending list has task ID. pendingKey := base.PendingKey(tc.msg.Queue) pendingIDs := r.client.LRange(pendingKey, 0, -1).Val() if n := len(pendingIDs); n != 1 { t.Errorf("Redis LIST %q contains %d IDs, want 1", pendingKey, n) continue } if pendingIDs[0] != tc.msg.ID.String() { t.Errorf("Redis LIST %q: got %v, want %v", pendingKey, pendingIDs, []string{tc.msg.ID.String()}) continue } // Check the value under the task key. taskKey := base.TaskKey(tc.msg.Queue, tc.msg.ID.String()) encoded := r.client.HGet(taskKey, "msg").Val() // "msg" field decoded := h.MustUnmarshal(t, encoded) if diff := cmp.Diff(tc.msg, decoded); diff != "" { t.Errorf("persisted message was %v, want %v; (-want, +got)\n%s", decoded, tc.msg, diff) } state := r.client.HGet(taskKey, "state").Val() // "state" field if state != "pending" { t.Errorf("state field under task-key is set to %q, want %q", state, "pending") } timeout := r.client.HGet(taskKey, "timeout").Val() // "timeout" field if want := strconv.Itoa(int(tc.msg.Timeout)); timeout != want { t.Errorf("timeout field under task-key is set to %v, want %v", timeout, want) } deadline := r.client.HGet(taskKey, "deadline").Val() // "deadline" field if want := strconv.Itoa(int(tc.msg.Deadline)); deadline != want { t.Errorf("deadline field under task-ke is set to %v, want %v", deadline, want) } // Check queue is in the AllQueues set. if !r.client.SIsMember(base.AllQueues, tc.msg.Queue).Val() { t.Errorf("%q is not a member of SET %q", tc.msg.Queue, base.AllQueues) } } } func TestEnqueueUnique(t *testing.T) { r := setup(t) defer r.Close() m1 := base.TaskMessage{ ID: uuid.New(), Type: "email", Payload: h.JSON(map[string]interface{}{"user_id": json.Number("123")}), Queue: base.DefaultQueueName, UniqueKey: base.UniqueKey(base.DefaultQueueName, "email", h.JSON(map[string]interface{}{"user_id": 123})), } tests := []struct { msg *base.TaskMessage ttl time.Duration // uniqueness ttl }{ {&m1, time.Minute}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case. // Enqueue the first message, should succeed. err := r.EnqueueUnique(tc.msg, tc.ttl) if err != nil { t.Errorf("First message: (*RDB).EnqueueUnique(%v, %v) = %v, want nil", tc.msg, tc.ttl, err) continue } // Check Pending list has task ID. pendingKey := base.PendingKey(tc.msg.Queue) pendingIDs := r.client.LRange(pendingKey, 0, -1).Val() if len(pendingIDs) != 1 { t.Errorf("Redis LIST %q contains %d IDs, want 1", pendingKey, len(pendingIDs)) continue } if pendingIDs[0] != tc.msg.ID.String() { t.Errorf("Redis LIST %q: got %v, want %v", pendingKey, pendingIDs, []string{tc.msg.ID.String()}) continue } // Check the value under the task key. taskKey := base.TaskKey(tc.msg.Queue, tc.msg.ID.String()) encoded := r.client.HGet(taskKey, "msg").Val() // "msg" field decoded := h.MustUnmarshal(t, encoded) if diff := cmp.Diff(tc.msg, decoded); diff != "" { t.Errorf("persisted message was %v, want %v; (-want, +got)\n%s", decoded, tc.msg, diff) } state := r.client.HGet(taskKey, "state").Val() // "state" field if state != "pending" { t.Errorf("state field under task-key is set to %q, want %q", state, "pending") } timeout := r.client.HGet(taskKey, "timeout").Val() // "timeout" field if want := strconv.Itoa(int(tc.msg.Timeout)); timeout != want { t.Errorf("timeout field under task-key is set to %v, want %v", timeout, want) } deadline := r.client.HGet(taskKey, "deadline").Val() // "deadline" field if want := strconv.Itoa(int(tc.msg.Deadline)); deadline != want { t.Errorf("deadline field under task-ke is set to %v, want %v", deadline, want) } // Check queue is in the AllQueues set. if !r.client.SIsMember(base.AllQueues, tc.msg.Queue).Val() { t.Errorf("%q is not a member of SET %q", tc.msg.Queue, base.AllQueues) } // Enqueue the second message, should fail. got := r.EnqueueUnique(tc.msg, tc.ttl) if got != ErrDuplicateTask { t.Errorf("Second message: (*RDB).EnqueueUnique(%v, %v) = %v, want %v", tc.msg, tc.ttl, got, ErrDuplicateTask) continue } gotTTL := r.client.TTL(tc.msg.UniqueKey).Val() if !cmp.Equal(tc.ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 2)) { t.Errorf("TTL %q = %v, want %v", tc.msg.UniqueKey, gotTTL, tc.ttl) continue } } } func TestDequeue(t *testing.T) { r := setup(t) defer r.Close() now := time.Now() t1 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: h.JSON(map[string]interface{}{"subject": "hello!"}), Queue: "default", Timeout: 1800, Deadline: 0, } t1Deadline := now.Unix() + t1.Timeout t2 := &base.TaskMessage{ ID: uuid.New(), Type: "export_csv", Payload: nil, Queue: "critical", Timeout: 0, Deadline: 1593021600, } t2Deadline := t2.Deadline t3 := &base.TaskMessage{ ID: uuid.New(), Type: "reindex", Payload: nil, Queue: "low", Timeout: int64((5 * time.Minute).Seconds()), Deadline: time.Now().Add(10 * time.Minute).Unix(), } tests := []struct { pending map[string][]*base.TaskMessage args []string // list of queues to query wantMsg *base.TaskMessage wantDeadline time.Time err error wantPending map[string][]*base.TaskMessage wantActive map[string][]*base.TaskMessage wantDeadlines map[string][]base.Z }{ { pending: map[string][]*base.TaskMessage{ "default": {t1}, }, args: []string{"default"}, wantMsg: t1, wantDeadline: time.Unix(t1Deadline, 0), err: nil, wantPending: map[string][]*base.TaskMessage{ "default": {}, }, wantActive: map[string][]*base.TaskMessage{ "default": {t1}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}}, }, }, { pending: map[string][]*base.TaskMessage{ "default": {}, }, args: []string{"default"}, wantMsg: nil, wantDeadline: time.Time{}, err: ErrNoProcessableTask, wantPending: map[string][]*base.TaskMessage{ "default": {}, }, wantActive: map[string][]*base.TaskMessage{ "default": {}, }, wantDeadlines: map[string][]base.Z{ "default": {}, }, }, { pending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, "low": {t3}, }, args: []string{"critical", "default", "low"}, wantMsg: t2, wantDeadline: time.Unix(t2Deadline, 0), err: nil, wantPending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, "low": {t3}, }, wantActive: map[string][]*base.TaskMessage{ "default": {}, "critical": {t2}, "low": {}, }, wantDeadlines: map[string][]base.Z{ "default": {}, "critical": {{Message: t2, Score: t2Deadline}}, "low": {}, }, }, { pending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, "low": {t3}, }, args: []string{"critical", "default", "low"}, wantMsg: t1, wantDeadline: time.Unix(t1Deadline, 0), err: nil, wantPending: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {t3}, }, wantActive: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, "low": {}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}}, "critical": {}, "low": {}, }, }, { pending: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {}, }, args: []string{"critical", "default", "low"}, wantMsg: nil, wantDeadline: time.Time{}, err: ErrNoProcessableTask, wantPending: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {}, }, wantActive: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {}, }, wantDeadlines: map[string][]base.Z{ "default": {}, "critical": {}, "low": {}, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedAllPendingQueues(t, r.client, tc.pending) gotMsg, gotDeadline, err := r.Dequeue(tc.args...) if err != tc.err { t.Errorf("(*RDB).Dequeue(%v) returned error %v; want %v", tc.args, err, tc.err) continue } if !cmp.Equal(gotMsg, tc.wantMsg) || err != tc.err { t.Errorf("(*RDB).Dequeue(%v) returned message %v; want %v", tc.args, gotMsg, tc.wantMsg) continue } if !cmp.Equal(gotDeadline, tc.wantDeadline, cmpopts.EquateApproxTime(1*time.Second)) { t.Errorf("(*RDB).Dequeue(%v) returned deadline %v; want %v", tc.args, gotDeadline, tc.wantDeadline) continue } for queue, want := range tc.wantPending { gotPending := h.GetPendingMessages(t, r.client, queue) if diff := cmp.Diff(want, gotPending, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.PendingKey(queue), diff) } } for queue, want := range tc.wantActive { gotActive := h.GetActiveMessages(t, r.client, queue) if diff := cmp.Diff(want, gotActive, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.ActiveKey(queue), diff) } } for queue, want := range tc.wantDeadlines { gotDeadlines := h.GetDeadlinesEntries(t, r.client, queue) if diff := cmp.Diff(want, gotDeadlines, h.SortZSetEntryOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.DeadlinesKey(queue), diff) } } } } func TestDequeueIgnoresPausedQueues(t *testing.T) { r := setup(t) defer r.Close() t1 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: h.JSON(map[string]interface{}{"subject": "hello!"}), Queue: "default", Timeout: 1800, Deadline: 0, } t2 := &base.TaskMessage{ ID: uuid.New(), Type: "export_csv", Payload: nil, Queue: "critical", Timeout: 1800, Deadline: 0, } tests := []struct { paused []string // list of paused queues pending map[string][]*base.TaskMessage args []string // list of queues to query wantMsg *base.TaskMessage err error wantPending map[string][]*base.TaskMessage wantActive map[string][]*base.TaskMessage }{ { paused: []string{"default"}, pending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, }, args: []string{"default", "critical"}, wantMsg: t2, err: nil, wantPending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, }, wantActive: map[string][]*base.TaskMessage{ "default": {}, "critical": {t2}, }, }, { paused: []string{"default"}, pending: map[string][]*base.TaskMessage{ "default": {t1}, }, args: []string{"default"}, wantMsg: nil, err: ErrNoProcessableTask, wantPending: map[string][]*base.TaskMessage{ "default": {t1}, }, wantActive: map[string][]*base.TaskMessage{ "default": {}, }, }, { paused: []string{"critical", "default"}, pending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, }, args: []string{"default", "critical"}, wantMsg: nil, err: ErrNoProcessableTask, wantPending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, }, wantActive: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case for _, qname := range tc.paused { if err := r.Pause(qname); err != nil { t.Fatal(err) } } h.SeedAllPendingQueues(t, r.client, tc.pending) got, _, err := r.Dequeue(tc.args...) if !cmp.Equal(got, tc.wantMsg) || err != tc.err { t.Errorf("Dequeue(%v) = %v, %v; want %v, %v", tc.args, got, err, tc.wantMsg, tc.err) continue } for queue, want := range tc.wantPending { gotPending := h.GetPendingMessages(t, r.client, queue) if diff := cmp.Diff(want, gotPending, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.PendingKey(queue), diff) } } for queue, want := range tc.wantActive { gotActive := h.GetActiveMessages(t, r.client, queue) if diff := cmp.Diff(want, gotActive, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.ActiveKey(queue), diff) } } } } func TestDone(t *testing.T) { r := setup(t) defer r.Close() now := time.Now() t1 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: nil, Timeout: 1800, Deadline: 0, Queue: "default", } t2 := &base.TaskMessage{ ID: uuid.New(), Type: "export_csv", Payload: nil, Timeout: 0, Deadline: 1592485787, Queue: "custom", } t3 := &base.TaskMessage{ ID: uuid.New(), Type: "reindex", Payload: nil, Timeout: 1800, Deadline: 0, UniqueKey: "asynq:{default}:unique:reindex:nil", Queue: "default", } t1Deadline := now.Unix() + t1.Timeout t2Deadline := t2.Deadline t3Deadline := now.Unix() + t3.Deadline tests := []struct { desc string active map[string][]*base.TaskMessage // initial state of the active list deadlines map[string][]base.Z // initial state of deadlines set target *base.TaskMessage // task to remove wantActive map[string][]*base.TaskMessage // final state of the active list wantDeadlines map[string][]base.Z // final state of the deadline set }{ { desc: "removes message from the correct queue", active: map[string][]*base.TaskMessage{ "default": {t1}, "custom": {t2}, }, deadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}}, "custom": {{Message: t2, Score: t2Deadline}}, }, target: t1, wantActive: map[string][]*base.TaskMessage{ "default": {}, "custom": {t2}, }, wantDeadlines: map[string][]base.Z{ "default": {}, "custom": {{Message: t2, Score: t2Deadline}}, }, }, { desc: "with one queue", active: map[string][]*base.TaskMessage{ "default": {t1}, }, deadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}}, }, target: t1, wantActive: map[string][]*base.TaskMessage{ "default": {}, }, wantDeadlines: map[string][]base.Z{ "default": {}, }, }, { desc: "with multiple messages in a queue", active: map[string][]*base.TaskMessage{ "default": {t1, t3}, "custom": {t2}, }, deadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}, {Message: t3, Score: t3Deadline}}, "custom": {{Message: t2, Score: t2Deadline}}, }, target: t3, wantActive: map[string][]*base.TaskMessage{ "default": {t1}, "custom": {t2}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}}, "custom": {{Message: t2, Score: t2Deadline}}, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedAllDeadlines(t, r.client, tc.deadlines) h.SeedAllActiveQueues(t, r.client, tc.active) for _, msgs := range tc.active { for _, msg := range msgs { // Set uniqueness lock if unique key is present. if len(msg.UniqueKey) > 0 { err := r.client.SetNX(msg.UniqueKey, msg.ID.String(), time.Minute).Err() if err != nil { t.Fatal(err) } } } } err := r.Done(tc.target) if err != nil { t.Errorf("%s; (*RDB).Done(task) = %v, want nil", tc.desc, err) continue } for queue, want := range tc.wantActive { gotActive := h.GetActiveMessages(t, r.client, queue) if diff := cmp.Diff(want, gotActive, h.SortMsgOpt); diff != "" { t.Errorf("%s; mismatch found in %q: (-want, +got):\n%s", tc.desc, base.ActiveKey(queue), diff) continue } } for queue, want := range tc.wantDeadlines { gotDeadlines := h.GetDeadlinesEntries(t, r.client, queue) if diff := cmp.Diff(want, gotDeadlines, h.SortZSetEntryOpt); diff != "" { t.Errorf("%s; mismatch found in %q: (-want, +got):\n%s", tc.desc, base.DeadlinesKey(queue), diff) continue } } processedKey := base.ProcessedKey(tc.target.Queue, time.Now()) gotProcessed := r.client.Get(processedKey).Val() if gotProcessed != "1" { t.Errorf("%s; GET %q = %q, want 1", tc.desc, processedKey, gotProcessed) } gotTTL := r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("%s; TTL %q = %v, want less than or equal to %v", tc.desc, processedKey, gotTTL, statsTTL) } if len(tc.target.UniqueKey) > 0 && r.client.Exists(tc.target.UniqueKey).Val() != 0 { t.Errorf("%s; Uniqueness lock %q still exists", tc.desc, tc.target.UniqueKey) } } } func TestRequeue(t *testing.T) { r := setup(t) defer r.Close() now := time.Now() t1 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: nil, Queue: "default", Timeout: 1800, } t2 := &base.TaskMessage{ ID: uuid.New(), Type: "export_csv", Payload: nil, Queue: "default", Timeout: 3000, } t3 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: nil, Queue: "critical", Timeout: 80, } t1Deadline := now.Unix() + t1.Timeout t2Deadline := now.Unix() + t2.Timeout t3Deadline := now.Unix() + t3.Timeout tests := []struct { pending map[string][]*base.TaskMessage // initial state of queues active map[string][]*base.TaskMessage // initial state of the active list deadlines map[string][]base.Z // initial state of the deadlines set target *base.TaskMessage // task to requeue wantPending map[string][]*base.TaskMessage // final state of queues wantActive map[string][]*base.TaskMessage // final state of the active list wantDeadlines map[string][]base.Z // final state of the deadlines set }{ { pending: map[string][]*base.TaskMessage{ "default": {}, }, active: map[string][]*base.TaskMessage{ "default": {t1, t2}, }, deadlines: map[string][]base.Z{ "default": { {Message: t1, Score: t1Deadline}, {Message: t2, Score: t2Deadline}, }, }, target: t1, wantPending: map[string][]*base.TaskMessage{ "default": {t1}, }, wantActive: map[string][]*base.TaskMessage{ "default": {t2}, }, wantDeadlines: map[string][]base.Z{ "default": { {Message: t2, Score: t2Deadline}, }, }, }, { pending: map[string][]*base.TaskMessage{ "default": {t1}, }, active: map[string][]*base.TaskMessage{ "default": {t2}, }, deadlines: map[string][]base.Z{ "default": { {Message: t2, Score: t2Deadline}, }, }, target: t2, wantPending: map[string][]*base.TaskMessage{ "default": {t1, t2}, }, wantActive: map[string][]*base.TaskMessage{ "default": {}, }, wantDeadlines: map[string][]base.Z{ "default": {}, }, }, { pending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, }, active: map[string][]*base.TaskMessage{ "default": {t2}, "critical": {t3}, }, deadlines: map[string][]base.Z{ "default": {{Message: t2, Score: t2Deadline}}, "critical": {{Message: t3, Score: t3Deadline}}, }, target: t3, wantPending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t3}, }, wantActive: map[string][]*base.TaskMessage{ "default": {t2}, "critical": {}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t2, Score: t2Deadline}}, "critical": {}, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedAllPendingQueues(t, r.client, tc.pending) h.SeedAllActiveQueues(t, r.client, tc.active) h.SeedAllDeadlines(t, r.client, tc.deadlines) err := r.Requeue(tc.target) if err != nil { t.Errorf("(*RDB).Requeue(task) = %v, want nil", err) continue } for qname, want := range tc.wantPending { gotPending := h.GetPendingMessages(t, r.client, qname) if diff := cmp.Diff(want, gotPending, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.PendingKey(qname), diff) } } for qname, want := range tc.wantActive { gotActive := h.GetActiveMessages(t, r.client, qname) if diff := cmp.Diff(want, gotActive, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got):\n%s", base.ActiveKey(qname), diff) } } for qname, want := range tc.wantDeadlines { gotDeadlines := h.GetDeadlinesEntries(t, r.client, qname) if diff := cmp.Diff(want, gotDeadlines, h.SortZSetEntryOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got):\n%s", base.DeadlinesKey(qname), diff) } } } } func TestSchedule(t *testing.T) { r := setup(t) defer r.Close() msg := h.NewTaskMessage("send_email", h.JSON(map[string]interface{}{"subject": "hello"})) tests := []struct { msg *base.TaskMessage processAt time.Time }{ {msg, time.Now().Add(15 * time.Minute)}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case err := r.Schedule(tc.msg, tc.processAt) if err != nil { t.Errorf("(*RDB).Schedule(%v, %v) = %v, want nil", tc.msg, tc.processAt, err) continue } // Check Scheduled zset has task ID. scheduledKey := base.ScheduledKey(tc.msg.Queue) zs := r.client.ZRangeWithScores(scheduledKey, 0, -1).Val() if n := len(zs); n != 1 { t.Errorf("Redis ZSET %q contains %d elements, want 1", scheduledKey, n) continue } if got := zs[0].Member.(string); got != tc.msg.ID.String() { t.Errorf("Redis ZSET %q member: got %v, want %v", scheduledKey, got, tc.msg.ID.String()) continue } if got := int64(zs[0].Score); got != tc.processAt.Unix() { t.Errorf("Redis ZSET %q score: got %d, want %d", scheduledKey, got, tc.processAt.Unix()) continue } // Check the values under the task key. taskKey := base.TaskKey(tc.msg.Queue, tc.msg.ID.String()) encoded := r.client.HGet(taskKey, "msg").Val() // "msg" field decoded := h.MustUnmarshal(t, encoded) if diff := cmp.Diff(tc.msg, decoded); diff != "" { t.Errorf("persisted message was %v, want %v; (-want, +got)\n%s", decoded, tc.msg, diff) } state := r.client.HGet(taskKey, "state").Val() // "state" field if want := "scheduled"; state != want { t.Errorf("state field under task-key is set to %q, want %q", state, want) } timeout := r.client.HGet(taskKey, "timeout").Val() // "timeout" field if want := strconv.Itoa(int(tc.msg.Timeout)); timeout != want { t.Errorf("timeout field under task-key is set to %v, want %v", timeout, want) } deadline := r.client.HGet(taskKey, "deadline").Val() // "deadline" field if want := strconv.Itoa(int(tc.msg.Deadline)); deadline != want { t.Errorf("deadline field under task-ke is set to %v, want %v", deadline, want) } // Check queue is in the AllQueues set. if !r.client.SIsMember(base.AllQueues, tc.msg.Queue).Val() { t.Errorf("%q is not a member of SET %q", tc.msg.Queue, base.AllQueues) } } } func TestScheduleUnique(t *testing.T) { r := setup(t) defer r.Close() m1 := base.TaskMessage{ ID: uuid.New(), Type: "email", Payload: h.JSON(map[string]interface{}{"user_id": 123}), Queue: base.DefaultQueueName, UniqueKey: base.UniqueKey(base.DefaultQueueName, "email", h.JSON(map[string]interface{}{"user_id": 123})), } tests := []struct { msg *base.TaskMessage processAt time.Time ttl time.Duration // uniqueness lock ttl }{ {&m1, time.Now().Add(15 * time.Minute), time.Minute}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case desc := fmt.Sprintf("(*RDB).ScheduleUnique(%v, %v, %v)", tc.msg, tc.processAt, tc.ttl) err := r.ScheduleUnique(tc.msg, tc.processAt, tc.ttl) if err != nil { t.Errorf("Frist task: %s = %v, want nil", desc, err) continue } // Check Scheduled zset has task ID. scheduledKey := base.ScheduledKey(tc.msg.Queue) zs := r.client.ZRangeWithScores(scheduledKey, 0, -1).Val() if n := len(zs); n != 1 { t.Errorf("Redis ZSET %q contains %d elements, want 1", scheduledKey, n) continue } if got := zs[0].Member.(string); got != tc.msg.ID.String() { t.Errorf("Redis ZSET %q member: got %v, want %v", scheduledKey, got, tc.msg.ID.String()) continue } if got := int64(zs[0].Score); got != tc.processAt.Unix() { t.Errorf("Redis ZSET %q score: got %d, want %d", scheduledKey, got, tc.processAt.Unix()) continue } // Check the values under the task key. taskKey := base.TaskKey(tc.msg.Queue, tc.msg.ID.String()) encoded := r.client.HGet(taskKey, "msg").Val() // "msg" field decoded := h.MustUnmarshal(t, encoded) if diff := cmp.Diff(tc.msg, decoded); diff != "" { t.Errorf("persisted message was %v, want %v; (-want, +got)\n%s", decoded, tc.msg, diff) } state := r.client.HGet(taskKey, "state").Val() // "state" field if want := "scheduled"; state != want { t.Errorf("state field under task-key is set to %q, want %q", state, want) } timeout := r.client.HGet(taskKey, "timeout").Val() // "timeout" field if want := strconv.Itoa(int(tc.msg.Timeout)); timeout != want { t.Errorf("timeout field under task-key is set to %v, want %v", timeout, want) } deadline := r.client.HGet(taskKey, "deadline").Val() // "deadline" field if want := strconv.Itoa(int(tc.msg.Deadline)); deadline != want { t.Errorf("deadline field under task-ke is set to %v, want %v", deadline, want) } // Check queue is in the AllQueues set. if !r.client.SIsMember(base.AllQueues, tc.msg.Queue).Val() { t.Errorf("%q is not a member of SET %q", tc.msg.Queue, base.AllQueues) } // Enqueue the second message, should fail. got := r.ScheduleUnique(tc.msg, tc.processAt, tc.ttl) if got != ErrDuplicateTask { t.Errorf("Second task: %s = %v, want %v", desc, got, ErrDuplicateTask) continue } gotTTL := r.client.TTL(tc.msg.UniqueKey).Val() if !cmp.Equal(tc.ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL %q = %v, want %v", tc.msg.UniqueKey, gotTTL, tc.ttl) continue } } } func TestRetry(t *testing.T) { r := setup(t) defer r.Close() now := time.Now() t1 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: h.JSON(map[string]interface{}{"subject": "Hola!"}), Retried: 10, Timeout: 1800, Queue: "default", } t2 := &base.TaskMessage{ ID: uuid.New(), Type: "gen_thumbnail", Payload: h.JSON(map[string]interface{}{"path": "some/path/to/image.jpg"}), Timeout: 3000, Queue: "default", } t3 := &base.TaskMessage{ ID: uuid.New(), Type: "reindex", Payload: nil, Timeout: 60, Queue: "default", } t4 := &base.TaskMessage{ ID: uuid.New(), Type: "send_notification", Payload: nil, Timeout: 1800, Queue: "custom", } t1Deadline := now.Unix() + t1.Timeout t2Deadline := now.Unix() + t2.Timeout t4Deadline := now.Unix() + t4.Timeout errMsg := "SMTP server is not responding" tests := []struct { active map[string][]*base.TaskMessage deadlines map[string][]base.Z retry map[string][]base.Z msg *base.TaskMessage processAt time.Time errMsg string wantActive map[string][]*base.TaskMessage wantDeadlines map[string][]base.Z wantRetry map[string][]base.Z }{ { active: map[string][]*base.TaskMessage{ "default": {t1, t2}, }, deadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}, {Message: t2, Score: t2Deadline}}, }, retry: map[string][]base.Z{ "default": {{Message: t3, Score: now.Add(time.Minute).Unix()}}, }, msg: t1, processAt: now.Add(5 * time.Minute), errMsg: errMsg, wantActive: map[string][]*base.TaskMessage{ "default": {t2}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t2, Score: t2Deadline}}, }, wantRetry: map[string][]base.Z{ "default": { {Message: h.TaskMessageAfterRetry(*t1, errMsg), Score: now.Add(5 * time.Minute).Unix()}, {Message: t3, Score: now.Add(time.Minute).Unix()}, }, }, }, { active: map[string][]*base.TaskMessage{ "default": {t1, t2}, "custom": {t4}, }, deadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}, {Message: t2, Score: t2Deadline}}, "custom": {{Message: t4, Score: t4Deadline}}, }, retry: map[string][]base.Z{ "default": {}, "custom": {}, }, msg: t4, processAt: now.Add(5 * time.Minute), errMsg: errMsg, wantActive: map[string][]*base.TaskMessage{ "default": {t1, t2}, "custom": {}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}, {Message: t2, Score: t2Deadline}}, "custom": {}, }, wantRetry: map[string][]base.Z{ "default": {}, "custom": { {Message: h.TaskMessageAfterRetry(*t4, errMsg), Score: now.Add(5 * time.Minute).Unix()}, }, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) h.SeedAllActiveQueues(t, r.client, tc.active) h.SeedAllDeadlines(t, r.client, tc.deadlines) h.SeedAllRetryQueues(t, r.client, tc.retry) err := r.Retry(tc.msg, tc.processAt, tc.errMsg) if err != nil { t.Errorf("(*RDB).Retry = %v, want nil", err) continue } for queue, want := range tc.wantActive { gotActive := h.GetActiveMessages(t, r.client, queue) if diff := cmp.Diff(want, gotActive, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.ActiveKey(queue), diff) } } for queue, want := range tc.wantDeadlines { gotDeadlines := h.GetDeadlinesEntries(t, r.client, queue) if diff := cmp.Diff(want, gotDeadlines, h.SortZSetEntryOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.DeadlinesKey(queue), diff) } } for queue, want := range tc.wantRetry { gotRetry := h.GetRetryEntries(t, r.client, queue) if diff := cmp.Diff(want, gotRetry, h.SortZSetEntryOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.RetryKey(queue), diff) } } processedKey := base.ProcessedKey(tc.msg.Queue, time.Now()) gotProcessed := r.client.Get(processedKey).Val() if gotProcessed != "1" { t.Errorf("GET %q = %q, want 1", processedKey, gotProcessed) } gotTTL := r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", processedKey, gotTTL, statsTTL) } failedKey := base.FailedKey(tc.msg.Queue, time.Now()) gotFailed := r.client.Get(failedKey).Val() if gotFailed != "1" { t.Errorf("GET %q = %q, want 1", failedKey, gotFailed) } gotTTL = r.client.TTL(failedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", failedKey, gotTTL, statsTTL) } } } func TestArchive(t *testing.T) { r := setup(t) defer r.Close() now := time.Now() t1 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: nil, Queue: "default", Retry: 25, Retried: 25, Timeout: 1800, } t1Deadline := now.Unix() + t1.Timeout t2 := &base.TaskMessage{ ID: uuid.New(), Type: "reindex", Payload: nil, Queue: "default", Retry: 25, Retried: 0, Timeout: 3000, } t2Deadline := now.Unix() + t2.Timeout t3 := &base.TaskMessage{ ID: uuid.New(), Type: "generate_csv", Payload: nil, Queue: "default", Retry: 25, Retried: 0, Timeout: 60, } t3Deadline := now.Unix() + t3.Timeout t4 := &base.TaskMessage{ ID: uuid.New(), Type: "send_email", Payload: nil, Queue: "custom", Retry: 25, Retried: 25, Timeout: 1800, } t4Deadline := now.Unix() + t4.Timeout errMsg := "SMTP server not responding" // TODO(hibiken): add test cases for trimming tests := []struct { active map[string][]*base.TaskMessage deadlines map[string][]base.Z archived map[string][]base.Z target *base.TaskMessage // task to archive wantActive map[string][]*base.TaskMessage wantDeadlines map[string][]base.Z wantArchived map[string][]base.Z }{ { active: map[string][]*base.TaskMessage{ "default": {t1, t2}, }, deadlines: map[string][]base.Z{ "default": { {Message: t1, Score: t1Deadline}, {Message: t2, Score: t2Deadline}, }, }, archived: map[string][]base.Z{ "default": { {Message: t3, Score: now.Add(-time.Hour).Unix()}, }, }, target: t1, wantActive: map[string][]*base.TaskMessage{ "default": {t2}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t2, Score: t2Deadline}}, }, wantArchived: map[string][]base.Z{ "default": { {Message: h.TaskMessageWithError(*t1, errMsg), Score: now.Unix()}, {Message: t3, Score: now.Add(-time.Hour).Unix()}, }, }, }, { active: map[string][]*base.TaskMessage{ "default": {t1, t2, t3}, }, deadlines: map[string][]base.Z{ "default": { {Message: t1, Score: t1Deadline}, {Message: t2, Score: t2Deadline}, {Message: t3, Score: t3Deadline}, }, }, archived: map[string][]base.Z{ "default": {}, }, target: t1, wantActive: map[string][]*base.TaskMessage{ "default": {t2, t3}, }, wantDeadlines: map[string][]base.Z{ "default": { {Message: t2, Score: t2Deadline}, {Message: t3, Score: t3Deadline}, }, }, wantArchived: map[string][]base.Z{ "default": { {Message: h.TaskMessageWithError(*t1, errMsg), Score: now.Unix()}, }, }, }, { active: map[string][]*base.TaskMessage{ "default": {t1}, "custom": {t4}, }, deadlines: map[string][]base.Z{ "default": { {Message: t1, Score: t1Deadline}, }, "custom": { {Message: t4, Score: t4Deadline}, }, }, archived: map[string][]base.Z{ "default": {}, "custom": {}, }, target: t4, wantActive: map[string][]*base.TaskMessage{ "default": {t1}, "custom": {}, }, wantDeadlines: map[string][]base.Z{ "default": {{Message: t1, Score: t1Deadline}}, "custom": {}, }, wantArchived: map[string][]base.Z{ "default": {}, "custom": { {Message: h.TaskMessageWithError(*t4, errMsg), Score: now.Unix()}, }, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedAllActiveQueues(t, r.client, tc.active) h.SeedAllDeadlines(t, r.client, tc.deadlines) h.SeedAllArchivedQueues(t, r.client, tc.archived) err := r.Archive(tc.target, errMsg) if err != nil { t.Errorf("(*RDB).Archive(%v, %v) = %v, want nil", tc.target, errMsg, err) continue } for queue, want := range tc.wantActive { gotActive := h.GetActiveMessages(t, r.client, queue) if diff := cmp.Diff(want, gotActive, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got)\n%s", base.ActiveKey(queue), diff) } } for queue, want := range tc.wantDeadlines { gotDeadlines := h.GetDeadlinesEntries(t, r.client, queue) if diff := cmp.Diff(want, gotDeadlines, h.SortZSetEntryOpt); diff != "" { t.Errorf("mismatch found in %q after calling (*RDB).Archive: (-want, +got):\n%s", base.DeadlinesKey(queue), diff) } } for queue, want := range tc.wantArchived { gotArchived := h.GetArchivedEntries(t, r.client, queue) if diff := cmp.Diff(want, gotArchived, h.SortZSetEntryOpt, zScoreCmpOpt); diff != "" { t.Errorf("mismatch found in %q after calling (*RDB).Archive: (-want, +got):\n%s", base.ArchivedKey(queue), diff) } } processedKey := base.ProcessedKey(tc.target.Queue, time.Now()) gotProcessed := r.client.Get(processedKey).Val() if gotProcessed != "1" { t.Errorf("GET %q = %q, want 1", processedKey, gotProcessed) } gotTTL := r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", processedKey, gotTTL, statsTTL) } failedKey := base.FailedKey(tc.target.Queue, time.Now()) gotFailed := r.client.Get(failedKey).Val() if gotFailed != "1" { t.Errorf("GET %q = %q, want 1", failedKey, gotFailed) } gotTTL = r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", failedKey, gotTTL, statsTTL) } } } func TestForwardIfReady(t *testing.T) { r := setup(t) defer r.Close() t1 := h.NewTaskMessage("send_email", nil) t2 := h.NewTaskMessage("generate_csv", nil) t3 := h.NewTaskMessage("gen_thumbnail", nil) t4 := h.NewTaskMessageWithQueue("important_task", nil, "critical") t5 := h.NewTaskMessageWithQueue("minor_task", nil, "low") secondAgo := time.Now().Add(-time.Second) hourFromNow := time.Now().Add(time.Hour) tests := []struct { scheduled map[string][]base.Z retry map[string][]base.Z qnames []string wantPending map[string][]*base.TaskMessage wantScheduled map[string][]*base.TaskMessage wantRetry map[string][]*base.TaskMessage }{ { scheduled: map[string][]base.Z{ "default": { {Message: t1, Score: secondAgo.Unix()}, {Message: t2, Score: secondAgo.Unix()}, }, }, retry: map[string][]base.Z{ "default": {{Message: t3, Score: secondAgo.Unix()}}, }, qnames: []string{"default"}, wantPending: map[string][]*base.TaskMessage{ "default": {t1, t2, t3}, }, wantScheduled: map[string][]*base.TaskMessage{ "default": {}, }, wantRetry: map[string][]*base.TaskMessage{ "default": {}, }, }, { scheduled: map[string][]base.Z{ "default": { {Message: t1, Score: hourFromNow.Unix()}, {Message: t2, Score: secondAgo.Unix()}, }, }, retry: map[string][]base.Z{ "default": {{Message: t3, Score: secondAgo.Unix()}}, }, qnames: []string{"default"}, wantPending: map[string][]*base.TaskMessage{ "default": {t2, t3}, }, wantScheduled: map[string][]*base.TaskMessage{ "default": {t1}, }, wantRetry: map[string][]*base.TaskMessage{ "default": {}, }, }, { scheduled: map[string][]base.Z{ "default": { {Message: t1, Score: hourFromNow.Unix()}, {Message: t2, Score: hourFromNow.Unix()}, }, }, retry: map[string][]base.Z{ "default": {{Message: t3, Score: hourFromNow.Unix()}}, }, qnames: []string{"default"}, wantPending: map[string][]*base.TaskMessage{ "default": {}, }, wantScheduled: map[string][]*base.TaskMessage{ "default": {t1, t2}, }, wantRetry: map[string][]*base.TaskMessage{ "default": {t3}, }, }, { scheduled: map[string][]base.Z{ "default": {{Message: t1, Score: secondAgo.Unix()}}, "critical": {{Message: t4, Score: secondAgo.Unix()}}, "low": {}, }, retry: map[string][]base.Z{ "default": {}, "critical": {}, "low": {{Message: t5, Score: secondAgo.Unix()}}, }, qnames: []string{"default", "critical", "low"}, wantPending: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t4}, "low": {t5}, }, wantScheduled: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {}, }, wantRetry: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {}, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedAllScheduledQueues(t, r.client, tc.scheduled) h.SeedAllRetryQueues(t, r.client, tc.retry) err := r.ForwardIfReady(tc.qnames...) if err != nil { t.Errorf("(*RDB).CheckScheduled(%v) = %v, want nil", tc.qnames, err) continue } for qname, want := range tc.wantPending { gotPending := h.GetPendingMessages(t, r.client, qname) if diff := cmp.Diff(want, gotPending, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.PendingKey(qname), diff) } } for qname, want := range tc.wantScheduled { gotScheduled := h.GetScheduledMessages(t, r.client, qname) if diff := cmp.Diff(want, gotScheduled, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.ScheduledKey(qname), diff) } } for qname, want := range tc.wantRetry { gotRetry := h.GetRetryMessages(t, r.client, qname) if diff := cmp.Diff(want, gotRetry, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.RetryKey(qname), diff) } } } } func TestListDeadlineExceeded(t *testing.T) { t1 := h.NewTaskMessageWithQueue("task1", nil, "default") t2 := h.NewTaskMessageWithQueue("task2", nil, "default") t3 := h.NewTaskMessageWithQueue("task3", nil, "critical") now := time.Now() oneHourFromNow := now.Add(1 * time.Hour) fiveMinutesFromNow := now.Add(5 * time.Minute) fiveMinutesAgo := now.Add(-5 * time.Minute) oneHourAgo := now.Add(-1 * time.Hour) tests := []struct { desc string deadlines map[string][]base.Z qnames []string t time.Time want []*base.TaskMessage }{ { desc: "with a single active task", deadlines: map[string][]base.Z{ "default": {{Message: t1, Score: fiveMinutesAgo.Unix()}}, }, qnames: []string{"default"}, t: time.Now(), want: []*base.TaskMessage{t1}, }, { desc: "with multiple active tasks, and one expired", deadlines: map[string][]base.Z{ "default": { {Message: t1, Score: oneHourAgo.Unix()}, {Message: t2, Score: fiveMinutesFromNow.Unix()}, }, "critical": { {Message: t3, Score: oneHourFromNow.Unix()}, }, }, qnames: []string{"default", "critical"}, t: time.Now(), want: []*base.TaskMessage{t1}, }, { desc: "with multiple expired active tasks", deadlines: map[string][]base.Z{ "default": { {Message: t1, Score: oneHourAgo.Unix()}, {Message: t2, Score: oneHourFromNow.Unix()}, }, "critical": { {Message: t3, Score: fiveMinutesAgo.Unix()}, }, }, qnames: []string{"default", "critical"}, t: time.Now(), want: []*base.TaskMessage{t1, t3}, }, { desc: "with empty active queue", deadlines: map[string][]base.Z{ "default": {}, "critical": {}, }, qnames: []string{"default", "critical"}, t: time.Now(), want: []*base.TaskMessage{}, }, } r := setup(t) defer r.Close() for _, tc := range tests { h.FlushDB(t, r.client) h.SeedAllDeadlines(t, r.client, tc.deadlines) got, err := r.ListDeadlineExceeded(tc.t, tc.qnames...) if err != nil { t.Errorf("%s; ListDeadlineExceeded(%v) returned error: %v", tc.desc, tc.t, err) continue } if diff := cmp.Diff(tc.want, got, h.SortMsgOpt); diff != "" { t.Errorf("%s; ListDeadlineExceeded(%v) returned %v, want %v;(-want,+got)\n%s", tc.desc, tc.t, got, tc.want, diff) } } } func TestWriteServerState(t *testing.T) { r := setup(t) defer r.Close() var ( host = "localhost" pid = 4242 serverID = "server123" ttl = 5 * time.Second ) info := base.ServerInfo{ Host: host, PID: pid, ServerID: serverID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now().UTC(), Status: "active", ActiveWorkerCount: 0, } err := r.WriteServerState(&info, nil /* workers */, ttl) if err != nil { t.Errorf("r.WriteServerState returned an error: %v", err) } // Check ServerInfo was written correctly. skey := base.ServerInfoKey(host, pid, serverID) data := r.client.Get(skey).Val() got, err := base.DecodeServerInfo([]byte(data)) if err != nil { t.Fatalf("could not decode server info: %v", err) } if diff := cmp.Diff(info, *got); diff != "" { t.Errorf("persisted ServerInfo was %v, want %v; (-want,+got)\n%s", got, info, diff) } // Check ServerInfo TTL was set correctly. gotTTL := r.client.TTL(skey).Val() if !cmp.Equal(ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL of %q was %v, want %v", skey, gotTTL, ttl) } // Check ServerInfo key was added to the set all server keys correctly. gotServerKeys := r.client.ZRange(base.AllServers, 0, -1).Val() wantServerKeys := []string{skey} if diff := cmp.Diff(wantServerKeys, gotServerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllServers, gotServerKeys, wantServerKeys) } // Check WorkersInfo was written correctly. wkey := base.WorkersKey(host, pid, serverID) workerExist := r.client.Exists(wkey).Val() if workerExist != 0 { t.Errorf("%q key exists", wkey) } // Check WorkersInfo key was added to the set correctly. gotWorkerKeys := r.client.ZRange(base.AllWorkers, 0, -1).Val() wantWorkerKeys := []string{wkey} if diff := cmp.Diff(wantWorkerKeys, gotWorkerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllWorkers, gotWorkerKeys, wantWorkerKeys) } } func TestWriteServerStateWithWorkers(t *testing.T) { r := setup(t) defer r.Close() var ( host = "127.0.0.1" pid = 4242 serverID = "server123" msg1 = h.NewTaskMessage("send_email", h.JSON(map[string]interface{}{"user_id": "123"})) msg2 = h.NewTaskMessage("gen_thumbnail", h.JSON(map[string]interface{}{"path": "some/path/to/imgfile"})) ttl = 5 * time.Second ) workers := []*base.WorkerInfo{ { Host: host, PID: pid, ID: msg1.ID.String(), Type: msg1.Type, Queue: msg1.Queue, Payload: msg1.Payload, Started: time.Now().Add(-10 * time.Second), }, { Host: host, PID: pid, ID: msg2.ID.String(), Type: msg2.Type, Queue: msg2.Queue, Payload: msg2.Payload, Started: time.Now().Add(-2 * time.Minute), }, } serverInfo := base.ServerInfo{ Host: host, PID: pid, ServerID: serverID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now().Add(-10 * time.Minute).UTC(), Status: "active", ActiveWorkerCount: len(workers), } err := r.WriteServerState(&serverInfo, workers, ttl) if err != nil { t.Fatalf("r.WriteServerState returned an error: %v", err) } // Check ServerInfo was written correctly. skey := base.ServerInfoKey(host, pid, serverID) data := r.client.Get(skey).Val() got, err := base.DecodeServerInfo([]byte(data)) if err != nil { t.Fatalf("could not decode server info: %v", err) } if diff := cmp.Diff(serverInfo, *got); diff != "" { t.Errorf("persisted ServerInfo was %v, want %v; (-want,+got)\n%s", got, serverInfo, diff) } // Check ServerInfo TTL was set correctly. gotTTL := r.client.TTL(skey).Val() if !cmp.Equal(ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL of %q was %v, want %v", skey, gotTTL, ttl) } // Check ServerInfo key was added to the set correctly. gotServerKeys := r.client.ZRange(base.AllServers, 0, -1).Val() wantServerKeys := []string{skey} if diff := cmp.Diff(wantServerKeys, gotServerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllServers, gotServerKeys, wantServerKeys) } // Check WorkersInfo was written correctly. wkey := base.WorkersKey(host, pid, serverID) wdata := r.client.HGetAll(wkey).Val() if len(wdata) != 2 { t.Fatalf("HGETALL %q returned a hash of size %d, want 2", wkey, len(wdata)) } var gotWorkers []*base.WorkerInfo for _, val := range wdata { w, err := base.DecodeWorkerInfo([]byte(val)) if err != nil { t.Fatalf("could not unmarshal worker's data: %v", err) } gotWorkers = append(gotWorkers, w) } if diff := cmp.Diff(workers, gotWorkers, h.SortWorkerInfoOpt); diff != "" { t.Errorf("persisted workers info was %v, want %v; (-want,+got)\n%s", gotWorkers, workers, diff) } // Check WorkersInfo TTL was set correctly. gotTTL = r.client.TTL(wkey).Val() if !cmp.Equal(ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL of %q was %v, want %v", wkey, gotTTL, ttl) } // Check WorkersInfo key was added to the set correctly. gotWorkerKeys := r.client.ZRange(base.AllWorkers, 0, -1).Val() wantWorkerKeys := []string{wkey} if diff := cmp.Diff(wantWorkerKeys, gotWorkerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllWorkers, gotWorkerKeys, wantWorkerKeys) } } func TestClearServerState(t *testing.T) { r := setup(t) defer r.Close() var ( host = "127.0.0.1" pid = 1234 serverID = "server123" otherHost = "127.0.0.2" otherPID = 9876 otherServerID = "server987" msg1 = h.NewTaskMessage("send_email", h.JSON(map[string]interface{}{"user_id": "123"})) msg2 = h.NewTaskMessage("gen_thumbnail", h.JSON(map[string]interface{}{"path": "some/path/to/imgfile"})) ttl = 5 * time.Second ) workers1 := []*base.WorkerInfo{ { Host: host, PID: pid, ID: msg1.ID.String(), Type: msg1.Type, Queue: msg1.Queue, Payload: msg1.Payload, Started: time.Now().Add(-10 * time.Second), }, } serverInfo1 := base.ServerInfo{ Host: host, PID: pid, ServerID: serverID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now().Add(-10 * time.Minute), Status: "active", ActiveWorkerCount: len(workers1), } workers2 := []*base.WorkerInfo{ { Host: otherHost, PID: otherPID, ID: msg2.ID.String(), Type: msg2.Type, Queue: msg2.Queue, Payload: msg2.Payload, Started: time.Now().Add(-30 * time.Second), }, } serverInfo2 := base.ServerInfo{ Host: otherHost, PID: otherPID, ServerID: otherServerID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now().Add(-15 * time.Minute), Status: "active", ActiveWorkerCount: len(workers2), } // Write server and workers data. if err := r.WriteServerState(&serverInfo1, workers1, ttl); err != nil { t.Fatalf("could not write server state: %v", err) } if err := r.WriteServerState(&serverInfo2, workers2, ttl); err != nil { t.Fatalf("could not write server state: %v", err) } err := r.ClearServerState(host, pid, serverID) if err != nil { t.Fatalf("(*RDB).ClearServerState failed: %v", err) } skey := base.ServerInfoKey(host, pid, serverID) wkey := base.WorkersKey(host, pid, serverID) otherSKey := base.ServerInfoKey(otherHost, otherPID, otherServerID) otherWKey := base.WorkersKey(otherHost, otherPID, otherServerID) // Check all keys are cleared. if r.client.Exists(skey).Val() != 0 { t.Errorf("Redis key %q exists", skey) } if r.client.Exists(wkey).Val() != 0 { t.Errorf("Redis key %q exists", wkey) } gotServerKeys := r.client.ZRange(base.AllServers, 0, -1).Val() wantServerKeys := []string{otherSKey} if diff := cmp.Diff(wantServerKeys, gotServerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllServers, gotServerKeys, wantServerKeys) } gotWorkerKeys := r.client.ZRange(base.AllWorkers, 0, -1).Val() wantWorkerKeys := []string{otherWKey} if diff := cmp.Diff(wantWorkerKeys, gotWorkerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllWorkers, gotWorkerKeys, wantWorkerKeys) } } func TestCancelationPubSub(t *testing.T) { r := setup(t) defer r.Close() pubsub, err := r.CancelationPubSub() if err != nil { t.Fatalf("(*RDB).CancelationPubSub() returned an error: %v", err) } cancelCh := pubsub.Channel() var ( mu sync.Mutex received []string ) go func() { for msg := range cancelCh { mu.Lock() received = append(received, msg.Payload) mu.Unlock() } }() publish := []string{"one", "two", "three"} for _, msg := range publish { r.PublishCancelation(msg) } // allow for message to reach subscribers. time.Sleep(time.Second) pubsub.Close() mu.Lock() if diff := cmp.Diff(publish, received, h.SortStringSliceOpt); diff != "" { t.Errorf("subscriber received %v, want %v; (-want,+got)\n%s", received, publish, diff) } mu.Unlock() }