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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| moxy |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| module moxy | ||
|
|
||
| go 1.22.5 | ||
|
|
||
| require ( | ||
| github.com/klauspost/compress v1.17.9 | ||
| go.uber.org/zap v1.27.0 | ||
| ) | ||
|
|
||
| require go.uber.org/multierr v1.10.0 // indirect |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= | ||
| github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
| github.com/klauspost/compress v1.17.9 h1:6KIumPrER1LHsvBVuDa0r5xaG0Es51mhhB9BQB2qeMA= | ||
| github.com/klauspost/compress v1.17.9/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw= | ||
| github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= | ||
| github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= | ||
| github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk= | ||
| github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4= | ||
| go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto= | ||
| go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE= | ||
| go.uber.org/multierr v1.10.0 h1:S0h4aNzvfcFsC3dRF1jLoaov7oRaKqRGC/pUEJ2yvPQ= | ||
| go.uber.org/multierr v1.10.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y= | ||
| go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8= | ||
| go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E= | ||
| gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= | ||
| gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,154 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "bytes" | ||
| "encoding/base64" | ||
| "flag" | ||
| "fmt" | ||
| "io" | ||
| "net/http" | ||
| "sync" | ||
|
|
||
| "github.com/klauspost/compress/gzip" | ||
| "github.com/klauspost/compress/zstd" | ||
| "go.uber.org/zap" | ||
| "go.uber.org/zap/zapcore" | ||
| ) | ||
|
|
||
| var memPool = sync.Pool{ | ||
| New: func() interface{} { | ||
| return new(bytes.Buffer) | ||
| }, | ||
| } | ||
|
|
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| func main() { | ||
| logLevel := zap.LevelFlag( | ||
| "loglevel", zapcore.InfoLevel, | ||
| "set log level to one of: DEBUG, INFO (default), WARN, ERROR, DPANIC, PANIC, FATAL", | ||
| ) | ||
| username := flag.String("username", "elastic", "authentication username to mimic ES") | ||
| password := flag.String("password", "", "authentication username to mimic ES") | ||
| flag.Parse() | ||
| zapcfg := zap.NewProductionConfig() | ||
| zapcfg.EncoderConfig.EncodeTime = zapcore.RFC3339TimeEncoder | ||
| zapcfg.EncoderConfig.EncodeLevel = zapcore.CapitalColorLevelEncoder | ||
| zapcfg.Encoding = "console" | ||
| zapcfg.Level = zap.NewAtomicLevelAt(*logLevel) | ||
| logger, err := zapcfg.Build() | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| if *username == "" || *password == "" { | ||
| logger.Fatal("both username and password are required") | ||
| } | ||
| defer logger.Sync() | ||
| s := http.Server{ | ||
| Addr: ":9200", | ||
| Handler: handler(logger, *username, *password), | ||
| } | ||
| if err := s.ListenAndServe(); err != nil { | ||
| logger.Fatal("listen error", zap.Error(err)) | ||
| } | ||
| } | ||
|
|
||
| func handler(logger *zap.Logger, username, password string) http.Handler { | ||
| expectedAuth := fmt.Sprintf("%s:%s", username, password) | ||
| return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| w.Header().Set("X-Elastic-Product", "Elasticsearch") | ||
| switch r.URL.Path { | ||
| case "/": | ||
| w.Write([]byte(`{ | ||
| "name": "instance-0000000001", | ||
| "cluster_name": "eca3b3c3bbee4816bb92f82184e328dd", | ||
| "cluster_uuid": "cc49813b6b8e2138fbb8243ae2b3deed", | ||
| "version": { | ||
| "number": "8.15.1", | ||
| "build_flavor": "default", | ||
| "build_type": "docker", | ||
| "build_hash": "253e8544a65ad44581194068936f2a5d57c2c051", | ||
| "build_date": "2024-09-02T22:04:47.310170297Z", | ||
| "build_snapshot": false, | ||
| "lucene_version": "9.11.1", | ||
| "minimum_wire_compatibility_version": "7.17.0", | ||
| "minimum_index_compatibility_version": "7.0.0" | ||
| }, | ||
| "tagline": "You Know, for Search" | ||
| }`)) | ||
| return | ||
| case "/_security/user/_has_privileges": | ||
| w.Write([]byte(`{"username":"admin","has_all_requested":true,"cluster":{},"index":{},"application":{"apm":{"-":{"event:write":true}}}}`)) | ||
| case "/_bulk": | ||
| auth := r.Header.Get("Authorization") | ||
| actualAuth, err := base64.StdEncoding.DecodeString(auth) | ||
| if err != nil || string(actualAuth) != expectedAuth { | ||
| logger.Error( | ||
| "authentication failed", | ||
| zap.Error(err), | ||
| zap.String("actual", string(actualAuth)), | ||
| zap.String("expected", expectedAuth), | ||
| ) | ||
| w.WriteHeader(http.StatusUnauthorized) | ||
| return | ||
| } | ||
|
|
||
| first := true | ||
| var body io.Reader | ||
| switch r.Header.Get("Content-Encoding") { | ||
| case "gzip": | ||
| r, err := gzip.NewReader(r.Body) | ||
| if err != nil { | ||
| logger.Error("gzip reader err", zap.Error(err)) | ||
| http.Error(w, fmt.Sprintf("reader error: %v", err), http.StatusInternalServerError) | ||
| return | ||
| } | ||
| defer r.Close() | ||
| body = r | ||
| case "zstd": | ||
| r, err := zstd.NewReader(r.Body) | ||
| if err != nil { | ||
| logger.Error("zstd reader err", zap.Error(err)) | ||
| http.Error(w, fmt.Sprintf("reader error: %v", err), http.StatusInternalServerError) | ||
| return | ||
| } | ||
| defer r.Close() | ||
| body = r | ||
| default: | ||
| body = r.Body | ||
| } | ||
|
|
||
| jsonw := memPool.Get().(*bytes.Buffer) | ||
| defer func() { | ||
| jsonw.Reset() | ||
| memPool.Put(jsonw) | ||
| }() | ||
|
|
||
| jsonw.Write([]byte(`{"items":[`)) | ||
| scanner := bufio.NewScanner(body) | ||
| for scanner.Scan() { | ||
| // Action is always "create", skip decoding. | ||
| if !scanner.Scan() { | ||
| logger.Error("unexpected payload") | ||
| http.Error(w, "expected source", http.StatusInternalServerError) | ||
| return | ||
| } | ||
| if first { | ||
| first = false | ||
| } else { | ||
| jsonw.WriteByte(',') | ||
| } | ||
| jsonw.Write([]byte(`{"create":{"status":201}}`)) | ||
| } | ||
| if err := scanner.Err(); err != nil { | ||
| logger.Error("scanner error", zap.Error(err)) | ||
| http.Error(w, fmt.Sprintf("scanner error: %v", err), http.StatusInternalServerError) | ||
| } else { | ||
| jsonw.Write([]byte(`]}`)) | ||
| w.Write(jsonw.Bytes()) | ||
| } | ||
| // TODO additionally report events throughput metric here, to index into benchmarks. | ||
| default: | ||
| logger.Error("unknown path", zap.String("path", r.URL.Path)) | ||
| } | ||
| }) | ||
| } |
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