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main.go
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main.go
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package main
import (
"encoding/json"
"errors"
"fmt"
"github.com/google/uuid"
"github.com/jackc/pgx/v5/pgxpool"
"github.com/jitsucom/bulker/bulkerlib/types"
"github.com/jitsucom/bulker/sync-sidecar/db"
"io"
"net/http"
"os"
"strings"
"time"
)
type AbstractSideCar struct {
syncId string
taskId string
storageKey string
command string
packageName string
packageVersion string
stdOutPipeFile string
stdErrPipeFile string
bulkerURL string
bulkerAuthToken string
databaseURL string
dbpool *pgxpool.Pool
startedBy string
startedAt time.Time
//first error occurred during command
firstErr error
}
func main() {
startedAt, err := time.Parse(time.RFC3339, os.Getenv("STARTED_AT"))
if err != nil {
startedAt = time.Now()
}
command := os.Getenv("COMMAND")
abstract := &AbstractSideCar{
syncId: os.Getenv("SYNC_ID"),
taskId: os.Getenv("TASK_ID"),
command: os.Getenv("COMMAND"),
storageKey: os.Getenv("STORAGE_KEY"),
packageName: os.Getenv("PACKAGE"),
packageVersion: os.Getenv("PACKAGE_VERSION"),
stdOutPipeFile: os.Getenv("STDOUT_PIPE_FILE"),
stdErrPipeFile: os.Getenv("STDERR_PIPE_FILE"),
bulkerURL: os.Getenv("BULKER_URL"),
bulkerAuthToken: os.Getenv("BULKER_AUTH_TOKEN"),
databaseURL: os.Getenv("DATABASE_URL"),
startedAt: startedAt,
}
if command == "read" {
sidecar := &ReadSideCar{AbstractSideCar: abstract, tableNamePrefix: os.Getenv("TABLE_NAME_PREFIX")}
sidecar.Run()
} else {
sidecar := SpecCatalogSideCar{AbstractSideCar: abstract}
sidecar.Run()
}
}
func (s *AbstractSideCar) log(message string, args ...any) {
s._log("jitsu", "INFO", fmt.Sprintf(message, args...))
}
func (s *AbstractSideCar) sourceLog(level, message string, args ...any) {
message = strings.TrimPrefix(message, "INFO ")
message = strings.TrimPrefix(message, "ERROR ")
message = strings.TrimPrefix(message, "WARN ")
message = strings.TrimPrefix(message, "DEBUG ")
message = strings.TrimPrefix(message, "FATAL ")
text := fmt.Sprintf(message, args...)
if level == "ERROR" || level == "FATAL" {
s.registerErr(errors.New(text))
}
s._log(s.packageName, level, text)
}
func (s *AbstractSideCar) err(message string, args ...any) {
text := fmt.Sprintf(message, args...)
s.registerErr(errors.New(text))
s._log("jitsu", "ERROR", text)
}
func (s *AbstractSideCar) panic(message string, args ...any) {
text := fmt.Sprintf(message, args...)
s.registerErr(errors.New(text))
s._log("jitsu", "ERROR", text)
panic(text)
}
func (s *AbstractSideCar) isErr() bool {
return s.firstErr != nil
}
func (s *AbstractSideCar) registerErr(err error) {
if s.firstErr == nil {
s.firstErr = err
}
}
func (s *AbstractSideCar) checkJsonRow(json string) bool {
if strings.HasPrefix(json, "{") && strings.HasSuffix(json, "}") {
return true
}
//get first word
logLine := strings.SplitN(json, " ", 2)
firstWord := logLine[0]
rest := ""
if len(logLine) > 1 {
rest = logLine[1]
}
switch strings.ToLower(firstWord) {
case "info", "error", "warn", "debug", "fatal", "trace":
s._log(s.packageName, firstWord, rest)
default:
s._log(s.packageName, "ERROR", json)
}
return false
}
func (s *AbstractSideCar) _log(logger, level, message string) {
fmt.Printf("%s : %s\n", level, message)
err := s.sendLog(logger, level, message)
if err != nil {
fmt.Printf("%s: %v\n", level, err)
}
}
func (s *AbstractSideCar) sendLog(logger, level string, message string) error {
return db.InsertTaskLog(s.dbpool, uuid.New().String(), level, logger, message, s.syncId, s.taskId, time.Now())
}
func (s *AbstractSideCar) bulkerRequest(url string, payload io.Reader, schema types.Schema) ([]byte, error) {
req, err := http.NewRequest("POST", url, payload)
if err != nil {
return nil, fmt.Errorf("error creating POST %s request: %v", url, err)
}
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", s.bulkerAuthToken))
if !schema.IsEmpty() {
schemaBytes, err := json.Marshal(schema)
if err != nil {
return nil, fmt.Errorf("error marshalling schema: %v", err)
}
req.Header.Set("X-Jitsu-Schema", string(schemaBytes))
}
res, err := http.DefaultClient.Do(req)
if err != nil {
return nil, fmt.Errorf("POST %s error: %v", url, err)
}
defer res.Body.Close()
bd, err := io.ReadAll(res.Body)
if err != nil {
return nil, fmt.Errorf("POST %s read response error: %v", url, res.Status)
}
if res.StatusCode != 200 {
return nil, fmt.Errorf("POST %s error %v: %s", url, res.Status, string(bd))
}
return bd, nil
}
func joinStrings(str1, str2, sep string) string {
if str1 == "" {
return str2
} else if str2 == "" {
return str1
}
return str1 + sep + str2
}