package state import ( "reflect" "strings" "testing" "github.com/hashicorp/consul/consul/structs" "github.com/hashicorp/go-memdb" ) func TestStateStore_PreparedQuery_isUUID(t *testing.T) { cases := map[string]bool{ "": false, "nope": false, "f004177f-2c28-83b7-4229-eacc25fe55d1": true, "F004177F-2C28-83B7-4229-EACC25FE55D1": true, "x004177f-2c28-83b7-4229-eacc25fe55d1": false, // Bad hex "f004177f-xc28-83b7-4229-eacc25fe55d1": false, // Bad hex "f004177f-2c28-x3b7-4229-eacc25fe55d1": false, // Bad hex "f004177f-2c28-83b7-x229-eacc25fe55d1": false, // Bad hex "f004177f-2c28-83b7-4229-xacc25fe55d1": false, // Bad hex " f004177f-2c28-83b7-4229-eacc25fe55d1": false, // Leading whitespace "f004177f-2c28-83b7-4229-eacc25fe55d1 ": false, // Trailing whitespace } for i := 0; i < 100; i++ { cases[testUUID()] = true } for str, expected := range cases { if actual := isUUID(str); actual != expected { t.Fatalf("bad: '%s'", str) } } } func TestStateStore_PreparedQuerySet_PreparedQueryGet(t *testing.T) { s := testStateStore(t) // Querying with no results returns nil. ws := memdb.NewWatchSet() idx, res, err := s.PreparedQueryGet(ws, testUUID()) if idx != 0 || res != nil || err != nil { t.Fatalf("expected (0, nil, nil), got: (%d, %#v, %#v)", idx, res, err) } // Inserting a query with empty ID is disallowed. if err := s.PreparedQuerySet(1, &structs.PreparedQuery{}); err == nil { t.Fatalf("expected %#v, got: %#v", ErrMissingQueryID, err) } // Index is not updated if nothing is saved. if idx := s.maxIndex("prepared-queries"); idx != 0 { t.Fatalf("bad index: %d", idx) } if watchFired(ws) { t.Fatalf("bad") } // Build a legit-looking query with the most basic options. query := &structs.PreparedQuery{ ID: testUUID(), Session: "nope", Service: structs.ServiceQuery{ Service: "redis", }, } // The set will still fail because the session is bogus. err = s.PreparedQuerySet(1, query) if err == nil || !strings.Contains(err.Error(), "failed session lookup") { t.Fatalf("bad: %v", err) } // Index is not updated if nothing is saved. if idx := s.maxIndex("prepared-queries"); idx != 0 { t.Fatalf("bad index: %d", idx) } if watchFired(ws) { t.Fatalf("bad") } // Now register the service and remove the bogus session. testRegisterNode(t, s, 1, "foo") testRegisterService(t, s, 2, "foo", "redis") query.Session = "" // This should go through. if err := s.PreparedQuerySet(3, query); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 3 { t.Fatalf("bad index: %d", idx) } if !watchFired(ws) { t.Fatalf("bad") } // Read it back out and verify it. expected := &structs.PreparedQuery{ ID: query.ID, Service: structs.ServiceQuery{ Service: "redis", }, RaftIndex: structs.RaftIndex{ CreateIndex: 3, ModifyIndex: 3, }, } ws = memdb.NewWatchSet() idx, actual, err := s.PreparedQueryGet(ws, query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 3 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Give it a name and set it again. query.Name = "test-query" if err := s.PreparedQuerySet(4, query); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 4 { t.Fatalf("bad index: %d", idx) } if !watchFired(ws) { t.Fatalf("bad") } // Read it back and verify the data was updated as well as the index. expected.Name = "test-query" expected.ModifyIndex = 4 ws = memdb.NewWatchSet() idx, actual, err = s.PreparedQueryGet(ws, query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 4 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Try to tie it to a bogus session. query.Session = testUUID() err = s.PreparedQuerySet(5, query) if err == nil || !strings.Contains(err.Error(), "invalid session") { t.Fatalf("bad: %v", err) } // Index is not updated if nothing is saved. if idx := s.maxIndex("prepared-queries"); idx != 4 { t.Fatalf("bad index: %d", idx) } if watchFired(ws) { t.Fatalf("bad") } // Now make a session and try again. session := &structs.Session{ ID: query.Session, Node: "foo", } if err := s.SessionCreate(5, session); err != nil { t.Fatalf("err: %s", err) } if err := s.PreparedQuerySet(6, query); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 6 { t.Fatalf("bad index: %d", idx) } if !watchFired(ws) { t.Fatalf("bad") } // Read it back and verify the data was updated as well as the index. expected.Session = query.Session expected.ModifyIndex = 6 ws = memdb.NewWatchSet() idx, actual, err = s.PreparedQueryGet(ws, query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 6 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Try to register a query with the same name and make sure it fails. { evil := &structs.PreparedQuery{ ID: testUUID(), Name: query.Name, Service: structs.ServiceQuery{ Service: "redis", }, } err := s.PreparedQuerySet(7, evil) if err == nil || !strings.Contains(err.Error(), "aliases an existing query name") { t.Fatalf("bad: %v", err) } // Sanity check to make sure it's not there. idx, actual, err := s.PreparedQueryGet(nil, evil.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 6 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } } // Try to abuse the system by trying to register a query whose name // aliases a real query ID. { evil := &structs.PreparedQuery{ ID: testUUID(), Name: query.ID, Service: structs.ServiceQuery{ Service: "redis", }, } err := s.PreparedQuerySet(8, evil) if err == nil || !strings.Contains(err.Error(), "aliases an existing query ID") { t.Fatalf("bad: %v", err) } // Sanity check to make sure it's not there. idx, actual, err := s.PreparedQueryGet(nil, evil.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 6 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } } // Try to register a template that squats on the existing query's name. { evil := &structs.PreparedQuery{ ID: testUUID(), Name: query.Name, Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "redis", }, } err := s.PreparedQuerySet(8, evil) if err == nil || !strings.Contains(err.Error(), "aliases an existing query name") { t.Fatalf("bad: %v", err) } // Sanity check to make sure it's not there. idx, actual, err := s.PreparedQueryGet(nil, evil.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 6 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } } // Index is not updated if nothing is saved. if idx := s.maxIndex("prepared-queries"); idx != 6 { t.Fatalf("bad index: %d", idx) } if watchFired(ws) { t.Fatalf("bad") } // Turn the query into a template with an empty name. query.Name = "" query.Template = structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, } if err := s.PreparedQuerySet(9, query); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 9 { t.Fatalf("bad index: %d", idx) } if !watchFired(ws) { t.Fatalf("bad") } // Read it back and verify the data was updated as well as the index. expected.Name = "" expected.Template = structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, } expected.ModifyIndex = 9 ws = memdb.NewWatchSet() idx, actual, err = s.PreparedQueryGet(ws, query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 9 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Try to register a template that squats on the empty prefix. { evil := &structs.PreparedQuery{ ID: testUUID(), Name: "", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "redis", }, } err := s.PreparedQuerySet(10, evil) if err == nil || !strings.Contains(err.Error(), "query template with an empty name already exists") { t.Fatalf("bad: %v", err) } // Sanity check to make sure it's not there. idx, actual, err := s.PreparedQueryGet(nil, evil.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 9 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } } // Give the query template a name. query.Name = "prefix" if err := s.PreparedQuerySet(11, query); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 11 { t.Fatalf("bad index: %d", idx) } if !watchFired(ws) { t.Fatalf("bad") } // Read it back and verify the data was updated as well as the index. expected.Name = "prefix" expected.ModifyIndex = 11 ws = memdb.NewWatchSet() idx, actual, err = s.PreparedQueryGet(ws, query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 11 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Try to register a template that squats on the prefix. { evil := &structs.PreparedQuery{ ID: testUUID(), Name: "prefix", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "redis", }, } err := s.PreparedQuerySet(12, evil) if err == nil || !strings.Contains(err.Error(), "aliases an existing query name") { t.Fatalf("bad: %v", err) } // Sanity check to make sure it's not there. idx, actual, err := s.PreparedQueryGet(nil, evil.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 11 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } } // Try to register a template that doesn't compile. { evil := &structs.PreparedQuery{ ID: testUUID(), Name: "legit-prefix", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "${nope", }, } err := s.PreparedQuerySet(13, evil) if err == nil || !strings.Contains(err.Error(), "failed compiling template") { t.Fatalf("bad: %v", err) } // Sanity check to make sure it's not there. idx, actual, err := s.PreparedQueryGet(nil, evil.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 11 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } } if watchFired(ws) { t.Fatalf("bad") } } func TestStateStore_PreparedQueryDelete(t *testing.T) { s := testStateStore(t) // Set up our test environment. testRegisterNode(t, s, 1, "foo") testRegisterService(t, s, 2, "foo", "redis") // Create a new query. query := &structs.PreparedQuery{ ID: testUUID(), Service: structs.ServiceQuery{ Service: "redis", }, } // Deleting a query that doesn't exist should be a no-op. if err := s.PreparedQueryDelete(3, query.ID); err != nil { t.Fatalf("err: %s", err) } // Index is not updated if nothing is saved. if idx := s.maxIndex("prepared-queries"); idx != 0 { t.Fatalf("bad index: %d", idx) } // Now add the query to the data store. if err := s.PreparedQuerySet(3, query); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 3 { t.Fatalf("bad index: %d", idx) } // Read it back out and verify it. expected := &structs.PreparedQuery{ ID: query.ID, Service: structs.ServiceQuery{ Service: "redis", }, RaftIndex: structs.RaftIndex{ CreateIndex: 3, ModifyIndex: 3, }, } ws := memdb.NewWatchSet() idx, actual, err := s.PreparedQueryGet(ws, query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 3 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Now delete it. if err := s.PreparedQueryDelete(4, query.ID); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 4 { t.Fatalf("bad index: %d", idx) } if !watchFired(ws) { t.Fatalf("bad") } // Sanity check to make sure it's not there. idx, actual, err = s.PreparedQueryGet(nil, query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 4 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } } func TestStateStore_PreparedQueryResolve(t *testing.T) { s := testStateStore(t) // Set up our test environment. testRegisterNode(t, s, 1, "foo") testRegisterService(t, s, 2, "foo", "redis") // Create a new query. query := &structs.PreparedQuery{ ID: testUUID(), Name: "my-test-query", Service: structs.ServiceQuery{ Service: "redis", }, } // Try to lookup a query that's not there using something that looks // like a real ID. idx, actual, err := s.PreparedQueryResolve(query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 0 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } // Try to lookup a query that's not there using something that looks // like a name idx, actual, err = s.PreparedQueryResolve(query.Name) if err != nil { t.Fatalf("err: %s", err) } if idx != 0 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } // Now actually insert the query. if err := s.PreparedQuerySet(3, query); err != nil { t.Fatalf("err: %s", err) } // Make sure the index got updated. if idx := s.maxIndex("prepared-queries"); idx != 3 { t.Fatalf("bad index: %d", idx) } // Read it back out using the ID and verify it. expected := &structs.PreparedQuery{ ID: query.ID, Name: "my-test-query", Service: structs.ServiceQuery{ Service: "redis", }, RaftIndex: structs.RaftIndex{ CreateIndex: 3, ModifyIndex: 3, }, } idx, actual, err = s.PreparedQueryResolve(query.ID) if err != nil { t.Fatalf("err: %s", err) } if idx != 3 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Read it back using the name and verify it again. idx, actual, err = s.PreparedQueryResolve(query.Name) if err != nil { t.Fatalf("err: %s", err) } if idx != 3 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Make sure an empty lookup is well-behaved if there are actual queries // in the state store. idx, actual, err = s.PreparedQueryResolve("") if err != ErrMissingQueryID { t.Fatalf("bad: %v ", err) } if idx != 0 { t.Fatalf("bad index: %d", idx) } if actual != nil { t.Fatalf("bad: %v", actual) } // Create two prepared query templates, one a longer prefix of the // other. tmpl1 := &structs.PreparedQuery{ ID: testUUID(), Name: "prod-", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "${name.suffix}", }, } if err := s.PreparedQuerySet(4, tmpl1); err != nil { t.Fatalf("err: %s", err) } tmpl2 := &structs.PreparedQuery{ ID: testUUID(), Name: "prod-redis", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, Regexp: "^prod-(.*)$", }, Service: structs.ServiceQuery{ Service: "${match(1)}-master", }, } if err := s.PreparedQuerySet(5, tmpl2); err != nil { t.Fatalf("err: %s", err) } // Resolve the less-specific prefix. expected = &structs.PreparedQuery{ ID: tmpl1.ID, Name: "prod-", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "mongodb", }, RaftIndex: structs.RaftIndex{ CreateIndex: 4, ModifyIndex: 4, }, } idx, actual, err = s.PreparedQueryResolve("prod-mongodb") if err != nil { t.Fatalf("err: %s", err) } if idx != 5 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Now resolve the more specific prefix. expected = &structs.PreparedQuery{ ID: tmpl2.ID, Name: "prod-redis", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, Regexp: "^prod-(.*)$", }, Service: structs.ServiceQuery{ Service: "redis-foobar-master", }, RaftIndex: structs.RaftIndex{ CreateIndex: 5, ModifyIndex: 5, }, } idx, actual, err = s.PreparedQueryResolve("prod-redis-foobar") if err != nil { t.Fatalf("err: %s", err) } if idx != 5 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Resolve an exact-match prefix. The output of this one doesn't match a // sensical service name, but it still renders. expected = &structs.PreparedQuery{ ID: tmpl1.ID, Name: "prod-", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "", }, RaftIndex: structs.RaftIndex{ CreateIndex: 4, ModifyIndex: 4, }, } idx, actual, err = s.PreparedQueryResolve("prod-") if err != nil { t.Fatalf("err: %s", err) } if idx != 5 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Make sure you can't run a prepared query template by ID, since that // makes no sense. _, _, err = s.PreparedQueryResolve(tmpl1.ID) if err == nil || !strings.Contains(err.Error(), "prepared query templates can only be resolved up by name") { t.Fatalf("bad: %v", err) } } func TestStateStore_PreparedQueryList(t *testing.T) { s := testStateStore(t) // Make sure nothing is returned for an empty query ws := memdb.NewWatchSet() idx, actual, err := s.PreparedQueryList(ws) if err != nil { t.Fatalf("err: %s", err) } if idx != 0 { t.Fatalf("bad index: %d", idx) } if len(actual) != 0 { t.Fatalf("bad: %v", actual) } // Set up our test environment. testRegisterNode(t, s, 1, "foo") testRegisterService(t, s, 2, "foo", "redis") testRegisterService(t, s, 3, "foo", "mongodb") // Create some queries. queries := structs.PreparedQueries{ &structs.PreparedQuery{ ID: testUUID(), Name: "alice", Service: structs.ServiceQuery{ Service: "redis", }, }, &structs.PreparedQuery{ ID: testUUID(), Name: "bob", Service: structs.ServiceQuery{ Service: "mongodb", }, }, } // Force the sort order of the UUIDs before we create them so the // order is deterministic. queries[0].ID = "a" + queries[0].ID[1:] queries[1].ID = "b" + queries[1].ID[1:] // Now create the queries. for i, query := range queries { if err := s.PreparedQuerySet(uint64(4+i), query); err != nil { t.Fatalf("err: %s", err) } } if !watchFired(ws) { t.Fatalf("bad") } // Read it back and verify. expected := structs.PreparedQueries{ &structs.PreparedQuery{ ID: queries[0].ID, Name: "alice", Service: structs.ServiceQuery{ Service: "redis", }, RaftIndex: structs.RaftIndex{ CreateIndex: 4, ModifyIndex: 4, }, }, &structs.PreparedQuery{ ID: queries[1].ID, Name: "bob", Service: structs.ServiceQuery{ Service: "mongodb", }, RaftIndex: structs.RaftIndex{ CreateIndex: 5, ModifyIndex: 5, }, }, } idx, actual, err = s.PreparedQueryList(nil) if err != nil { t.Fatalf("err: %s", err) } if idx != 5 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } } func TestStateStore_PreparedQuery_Snapshot_Restore(t *testing.T) { s := testStateStore(t) // Set up our test environment. testRegisterNode(t, s, 1, "foo") testRegisterService(t, s, 2, "foo", "redis") testRegisterService(t, s, 3, "foo", "mongodb") // Create some queries. queries := structs.PreparedQueries{ &structs.PreparedQuery{ ID: testUUID(), Name: "alice", Service: structs.ServiceQuery{ Service: "redis", }, }, &structs.PreparedQuery{ ID: testUUID(), Name: "bob-", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "${name.suffix}", }, }, } // Force the sort order of the UUIDs before we create them so the // order is deterministic. queries[0].ID = "a" + queries[0].ID[1:] queries[1].ID = "b" + queries[1].ID[1:] // Now create the queries. for i, query := range queries { if err := s.PreparedQuerySet(uint64(4+i), query); err != nil { t.Fatalf("err: %s", err) } } // Snapshot the queries. snap := s.Snapshot() defer snap.Close() // Alter the real state store. if err := s.PreparedQueryDelete(6, queries[0].ID); err != nil { t.Fatalf("err: %s", err) } // Verify the snapshot. if idx := snap.LastIndex(); idx != 5 { t.Fatalf("bad index: %d", idx) } expected := structs.PreparedQueries{ &structs.PreparedQuery{ ID: queries[0].ID, Name: "alice", Service: structs.ServiceQuery{ Service: "redis", }, RaftIndex: structs.RaftIndex{ CreateIndex: 4, ModifyIndex: 4, }, }, &structs.PreparedQuery{ ID: queries[1].ID, Name: "bob-", Template: structs.QueryTemplateOptions{ Type: structs.QueryTemplateTypeNamePrefixMatch, }, Service: structs.ServiceQuery{ Service: "${name.suffix}", }, RaftIndex: structs.RaftIndex{ CreateIndex: 5, ModifyIndex: 5, }, }, } dump, err := snap.PreparedQueries() if err != nil { t.Fatalf("err: %s", err) } if !reflect.DeepEqual(dump, expected) { t.Fatalf("bad: %v", dump) } // Restore the values into a new state store. func() { s := testStateStore(t) restore := s.Restore() for _, query := range dump { if err := restore.PreparedQuery(query); err != nil { t.Fatalf("err: %s", err) } } restore.Commit() // Read the restored queries back out and verify that they // match. idx, actual, err := s.PreparedQueryList(nil) if err != nil { t.Fatalf("err: %s", err) } if idx != 5 { t.Fatalf("bad index: %d", idx) } if !reflect.DeepEqual(actual, expected) { t.Fatalf("bad: %v", actual) } // Make sure the second query, which is a template, was compiled // and can be resolved. _, query, err := s.PreparedQueryResolve("bob-backwards-is-bob") if err != nil { t.Fatalf("err: %s", err) } if query == nil { t.Fatalf("should have resolved the query") } if query.Service.Service != "backwards-is-bob" { t.Fatalf("bad: %s", query.Service.Service) } }() }