init - add project files
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290
tools/jet-2.12.0/cmd/jet/main.go
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290
tools/jet-2.12.0/cmd/jet/main.go
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package main
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//go:generate sh -c "printf 'package main\n\nconst version = \"'%s'\"\n' $(git describe --tags --abbrev=0) > version.go"
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import (
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"flag"
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"fmt"
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"github.com/go-jet/jet/v2/internal/utils/errfmt"
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"github.com/go-jet/jet/v2/internal/utils/strslice"
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"os"
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"strings"
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"github.com/go-jet/jet/v2/generator/metadata"
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sqlitegen "github.com/go-jet/jet/v2/generator/sqlite"
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"github.com/go-jet/jet/v2/generator/template"
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"github.com/go-jet/jet/v2/internal/jet"
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"github.com/go-jet/jet/v2/mysql"
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postgres2 "github.com/go-jet/jet/v2/postgres"
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"github.com/go-jet/jet/v2/sqlite"
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mysqlgen "github.com/go-jet/jet/v2/generator/mysql"
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postgresgen "github.com/go-jet/jet/v2/generator/postgres"
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_ "github.com/go-sql-driver/mysql"
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_ "github.com/lib/pq"
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_ "github.com/mattn/go-sqlite3"
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)
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var (
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source string
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dsn string
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host string
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port int
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user string
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password string
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sslmode string
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params string
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dbName string
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schemaName string
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ignoreTables string
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ignoreViews string
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ignoreEnums string
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destDir string
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)
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func init() {
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flag.StringVar(&source, "source", "", "Database system name (postgres, mysql, cockroachdb, mariadb or sqlite)")
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flag.StringVar(&dsn, "dsn", "", `Data source name. Unified format for connecting to database.
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PostgreSQL: https://www.postgresql.org/docs/current/libpq-connect.html#LIBPQ-CONNSTRING
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Example:
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postgresql://user:pass@localhost:5432/dbname
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MySQL: https://dev.mysql.com/doc/refman/8.0/en/connecting-using-uri-or-key-value-pairs.html
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Example:
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mysql://jet:jet@tcp(localhost:3306)/dvds
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SQLite: https://www.sqlite.org/c3ref/open.html#urifilenameexamples
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Example:
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file://path/to/database/file`)
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flag.StringVar(&host, "host", "", "Database host path. Used only if dsn is not set. (Example: localhost)")
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flag.IntVar(&port, "port", 0, "Database port. Used only if dsn is not set.")
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flag.StringVar(&user, "user", "", "Database user. Used only if dsn is not set.")
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flag.StringVar(&password, "password", "", "The user’s password. Used only if dsn is not set.")
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flag.StringVar(&dbName, "dbname", "", "Database name. Used only if dsn is not set.")
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flag.StringVar(&schemaName, "schema", "public", `Database schema name. (default "public")(PostgreSQL only)`)
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flag.StringVar(¶ms, "params", "", "Additional connection string parameters(optional). Used only if dsn is not set.")
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flag.StringVar(&sslmode, "sslmode", "disable", `Whether or not to use SSL. Used only if dsn is not set. (optional)(default "disable")(PostgreSQL only)`)
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flag.StringVar(&ignoreTables, "ignore-tables", "", `Comma-separated list of tables to ignore`)
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flag.StringVar(&ignoreViews, "ignore-views", "", `Comma-separated list of views to ignore`)
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flag.StringVar(&ignoreEnums, "ignore-enums", "", `Comma-separated list of enums to ignore`)
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flag.StringVar(&destDir, "path", "", "Destination dir for files generated.")
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}
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func main() {
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flag.Usage = usage
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flag.Parse()
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if dsn == "" && (source == "" || host == "" || port == 0 || user == "" || dbName == "") {
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printErrorAndExit("ERROR: required flag(s) missing")
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}
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source := getSource()
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ignoreTablesList := parseList(ignoreTables)
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ignoreViewsList := parseList(ignoreViews)
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ignoreEnumsList := parseList(ignoreEnums)
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var err error
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switch source {
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case "postgresql", "postgres", "cockroachdb", "cockroach":
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generatorTemplate := genTemplate(postgres2.Dialect, ignoreTablesList, ignoreViewsList, ignoreEnumsList)
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if dsn != "" {
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err = postgresgen.GenerateDSN(dsn, schemaName, destDir, generatorTemplate)
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break
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}
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dbConn := postgresgen.DBConnection{
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Host: host,
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Port: port,
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User: user,
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Password: password,
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SslMode: sslmode,
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Params: params,
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DBName: dbName,
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SchemaName: schemaName,
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}
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err = postgresgen.Generate(
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destDir,
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dbConn,
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generatorTemplate,
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)
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case "mysql", "mysqlx", "mariadb":
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generatorTemplate := genTemplate(mysql.Dialect, ignoreTablesList, ignoreViewsList, ignoreEnumsList)
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if dsn != "" {
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err = mysqlgen.GenerateDSN(dsn, destDir, generatorTemplate)
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break
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}
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dbConn := mysqlgen.DBConnection{
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Host: host,
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Port: port,
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User: user,
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Password: password,
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Params: params,
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DBName: dbName,
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}
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err = mysqlgen.Generate(
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destDir,
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dbConn,
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generatorTemplate,
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)
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case "sqlite":
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if dsn == "" {
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printErrorAndExit("ERROR: required -dsn flag missing.")
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}
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err = sqlitegen.GenerateDSN(
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dsn,
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destDir,
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genTemplate(sqlite.Dialect, ignoreTablesList, ignoreViewsList, ignoreEnumsList),
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)
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case "":
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printErrorAndExit("ERROR: required -source or -dsn flag missing.")
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default:
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printErrorAndExit("ERROR: unknown data source " + source + ". Only postgres, mysql, mariadb and sqlite are supported.")
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}
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if err != nil {
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fmt.Println(errfmt.Trace(err))
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os.Exit(2)
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}
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}
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func usage() {
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fmt.Println("Jet generator", version)
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fmt.Println()
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fmt.Println("Usage:")
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order := []string{
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"source", "dsn", "host", "port", "user", "password", "dbname", "schema", "params", "sslmode",
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"path",
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"ignore-tables", "ignore-views", "ignore-enums",
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}
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for _, name := range order {
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flagEntry := flag.CommandLine.Lookup(name)
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fmt.Printf(" -%s\n", flagEntry.Name)
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fmt.Printf("\t%s\n", flagEntry.Usage)
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}
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fmt.Println()
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fmt.Println(`Example commands:
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$ jet -dsn=postgresql://jet:jet@localhost:5432/jetdb?sslmode=disable -schema=dvds -path=./gen
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$ jet -dsn=postgres://jet:jet@localhost:26257/jetdb?sslmode=disable -schema=dvds -path=./gen #cockroachdb
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$ jet -source=postgres -dsn="user=jet password=jet host=localhost port=5432 dbname=jetdb" -schema=dvds -path=./gen
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$ jet -source=mysql -host=localhost -port=3306 -user=jet -password=jet -dbname=jetdb -path=./gen
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$ jet -source=sqlite -dsn="file://path/to/sqlite/database/file" -path=./gen
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`)
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}
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func printErrorAndExit(error string) {
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fmt.Println("\n", error)
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fmt.Println()
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flag.Usage()
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os.Exit(1)
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}
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func getSource() string {
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if source != "" {
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return strings.TrimSpace(strings.ToLower(source))
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}
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return detectSchema(dsn)
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}
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func detectSchema(dsn string) string {
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match := strings.SplitN(dsn, "://", 2)
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if len(match) < 2 { // not found
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return ""
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}
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protocol := match[0]
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if protocol == "file" {
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return "sqlite"
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}
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return strings.ToLower(match[0])
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}
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func parseList(list string) []string {
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ret := strings.Split(list, ",")
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for i := 0; i < len(ret); i++ {
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ret[i] = strings.ToLower(strings.TrimSpace(ret[i]))
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}
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return ret
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}
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func genTemplate(dialect jet.Dialect, ignoreTables []string, ignoreViews []string, ignoreEnums []string) template.Template {
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shouldSkipTable := func(table metadata.Table) bool {
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return strslice.Contains(ignoreTables, strings.ToLower(table.Name))
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}
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shouldSkipView := func(view metadata.Table) bool {
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return strslice.Contains(ignoreViews, strings.ToLower(view.Name))
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}
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shouldSkipEnum := func(enum metadata.Enum) bool {
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return strslice.Contains(ignoreEnums, strings.ToLower(enum.Name))
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}
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return template.Default(dialect).
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UseSchema(func(schemaMetaData metadata.Schema) template.Schema {
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return template.DefaultSchema(schemaMetaData).
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UseModel(template.DefaultModel().
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UseTable(func(table metadata.Table) template.TableModel {
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if shouldSkipTable(table) {
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return template.TableModel{Skip: true}
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}
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return template.DefaultTableModel(table)
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}).
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UseView(func(view metadata.Table) template.ViewModel {
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if shouldSkipView(view) {
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return template.ViewModel{Skip: true}
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}
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return template.DefaultViewModel(view)
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}).
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UseEnum(func(enum metadata.Enum) template.EnumModel {
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if shouldSkipEnum(enum) {
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return template.EnumModel{Skip: true}
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}
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return template.DefaultEnumModel(enum)
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}),
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).
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UseSQLBuilder(template.DefaultSQLBuilder().
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UseTable(func(table metadata.Table) template.TableSQLBuilder {
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if shouldSkipTable(table) {
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return template.TableSQLBuilder{Skip: true}
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}
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return template.DefaultTableSQLBuilder(table)
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}).
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UseView(func(table metadata.Table) template.ViewSQLBuilder {
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if shouldSkipView(table) {
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return template.ViewSQLBuilder{Skip: true}
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}
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return template.DefaultViewSQLBuilder(table)
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}).
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UseEnum(func(enum metadata.Enum) template.EnumSQLBuilder {
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if shouldSkipEnum(enum) {
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return template.EnumSQLBuilder{Skip: true}
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}
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return template.DefaultEnumSQLBuilder(enum)
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}),
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)
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})
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}
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3
tools/jet-2.12.0/cmd/jet/version.go
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3
tools/jet-2.12.0/cmd/jet/version.go
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@@ -0,0 +1,3 @@
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package main
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const version = "v2.11.1"
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