login
bel
parent
b7a4afd366
commit
5bdd1ee0dc
438
main.go
438
main.go
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@ -1,417 +1,109 @@
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package main
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import (
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"database/sql"
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"io/ioutil"
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"log"
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"os"
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"path"
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"slices"
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"strings"
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//_ "github.com/glebarez/sqlite"
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"github.com/google/uuid"
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_ "modernc.org/sqlite"
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)
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const (
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jellyDB = "jellyfin.db"
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libDB = "library.db"
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"net/http"
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"os/signal"
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"syscall"
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"time"
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)
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func main() {
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data := os.Args[1]
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fromU := os.Args[2]
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toU := os.Args[3]
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outd := os.Args[4]
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ctx, can := signal.NotifyContext(context.Background(), syscall.SIGINT)
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defer can()
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workd, err := ioutil.TempDir(os.TempDir(), "jellyfin-user-clone.*")
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jellyFrom, err := NewJelly(ctx, "squeaky2x3", "aFJKcZ4fUuN9FZ", "5c1de748f61145a085f272aea527c759", "60778203ff7c431699a34c483f87505d")
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if err != nil {
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log.Fatalf("%v", err)
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panic(err)
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}
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defer func() {
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os.RemoveAll(workd)
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}()
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log.Printf("from %+v", jellyFrom)
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{
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if err := cp(path.Join(data, jellyDB), path.Join(workd, jellyDB)); err != nil {
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log.Fatalf("%v", err)
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} else if err := cp(path.Join(data, libDB), path.Join(workd, libDB)); err != nil {
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log.Fatalf("%v", err)
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}
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}
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jellyfinDB, err := sql.Open("sqlite", path.Join(workd, jellyDB))
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jellyTo, err := NewJelly(ctx, "belly", "qBentOcpHMUjhD", "497b212a22e34b54be091055edbe264d", "d16230fe8a8647718ae739147b24adec")
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if err != nil {
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log.Fatalf("%v", err)
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panic(err)
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}
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defer jellyfinDB.Close()
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log.Printf("to %+v", jellyTo)
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libraryDB, err := sql.Open("sqlite", path.Join(workd, libDB))
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if err != nil {
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log.Fatalf("%v", err)
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}
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defer libraryDB.Close()
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log.Fatalf("not impl: %+v => %+v", jellyFrom, jellyTo)
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}
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fromUUID, err := SelectOne[string](jellyfinDB, `SELECT Id FROM Users WHERE Username = $1`, fromU)
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if err != nil {
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log.Fatalf("%v", err)
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}
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fromID, err := SelectOne[int](jellyfinDB, `SELECT InternalId FROM Users WHERE Id = $1`, fromUUID)
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if err != nil {
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log.Fatalf("%v", err)
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}
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log.Println(fromU, fromUUID, fromID)
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type Jelly struct {
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u string
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apitoken string
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accesstoken string
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}
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if n, err := SelectOne[int](jellyfinDB, `SELECT COUNT(*) FROM Users WHERE Username = $1`, toU); err != nil {
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log.Fatalf("%v", err)
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} else if n != 1 {
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log.Println("creating user", toU, "from", fromU)
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func NewJelly(ctx context.Context, u, p, apitoken, optAccessToken string) (Jelly, error) {
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jelly := Jelly{u: u, apitoken: apitoken, accesstoken: optAccessToken}
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nextID, err := SelectOne[int](libraryDB, `SELECT COALESCE(MAX(userId), 0)+1 FROM UserDatas`)
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if optAccessToken == "" {
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resp, err := jelly.post(ctx, "https://jellyfin.home.blapointe.com/Users/AuthenticateByName", map[string]string{
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"Username": u,
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"Pw": p,
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}, "Authorization", jelly._authHeader(jelly.apitoken))
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if err != nil {
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log.Fatalf("failed to get max userid ever: %v", err)
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return Jelly{}, err
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}
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if err := CloneForColumn(jellyfinDB, `Users`, `Username`, fromU, toU, map[string]any{`InternalId`: nextID}); err != nil {
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log.Fatalf("%v", err)
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var AccessToken struct {
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AccessToken string
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}
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if n, err := SelectOne[int](jellyfinDB, `SELECT COUNT(*) FROM Users WHERE Username = $1 AND InternalId = $2`, toU, nextID); err != nil {
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log.Fatalf("%v", err)
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} else if n != 1 {
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log.Fatalf("still no username=%q after insert", toU)
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if err := json.NewDecoder(resp.Body).Decode(&AccessToken); err != nil {
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return Jelly{}, err
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}
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} else {
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log.Println("user", toU, "already exists")
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jelly.accesstoken = AccessToken.AccessToken
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}
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toUUID, err := SelectOne[string](jellyfinDB, `SELECT Id FROM Users WHERE Username = $1`, toU)
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if err != nil {
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log.Fatalf("%v", err)
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}
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toID, err := SelectOne[int](jellyfinDB, `SELECT InternalId FROM Users WHERE Id = $1`, toUUID)
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if err != nil {
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log.Fatalf("%v", err)
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}
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log.Println(toU, toUUID, toID)
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for _, db := range []*sql.DB{jellyfinDB, libraryDB} {
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tables, err := Tables(db)
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if err != nil {
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log.Fatalf("%v", err)
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}
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for _, table := range tables {
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columns, err := Columns(db, table)
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if err != nil {
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log.Fatalf("%v", err)
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}
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userColumns := slices.DeleteFunc(slices.Clone(columns), func(s string) bool {
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return !slices.Contains([]string{
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"user",
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"userid",
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}, strings.ToLower(s))
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})
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if len(userColumns) == 0 {
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continue
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}
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for _, column := range userColumns {
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log.Println(table, column, "...")
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if n, err := SelectOne[int](db, fmt.Sprintf(`SELECT COUNT(*) FROM %q WHERE %q = $1`, table, column), fromID); err != nil {
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log.Fatalf("%v", err)
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} else if n > 0 {
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if err := CloneForColumn(db, table, column, fromID, toID, nil); err != nil {
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log.Fatalf("%v", err)
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}
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} else if n, err := SelectOne[int](db, fmt.Sprintf(`SELECT COUNT(*) FROM %q WHERE %q = $1`, table, column), fromUUID); err != nil {
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log.Fatalf("%v", err)
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} else if n > 0 {
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if err := CloneForColumn(db, table, column, fromUUID, toUUID, nil); err != nil {
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log.Fatalf("%v", err)
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}
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}
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}
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}
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}
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entries, err := os.ReadDir(workd)
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if err != nil {
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log.Fatal(err)
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}
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for _, entry := range entries {
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os.MkdirAll(path.Dir(path.Join(path.Join(outd, entry.Name()))), os.ModePerm)
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if err := cp(path.Join(workd, entry.Name()), path.Join(outd, entry.Name())); err != nil {
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log.Fatal(err)
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} else if err := os.Remove(path.Join(workd, entry.Name())); err != nil {
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log.Fatal(err)
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}
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}
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return jelly, nil
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}
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func CloneForColumn[T any](db *sql.DB, table, column string, from, to T, fixed map[string]any) error {
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columns, err := Columns(db, table)
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if err != nil {
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return err
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}
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uniqueIntColumns, err := UniqueTypeColumns(db, "INTEGER", table)
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if err != nil {
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return err
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}
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uniqueTextColumns, err := UniqueTypeColumns(db, "TEXT", table)
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if err != nil {
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return err
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}
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log.Printf("unique text columns %+v, unique int columns %+v", uniqueTextColumns, uniqueIntColumns)
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extraUniques := []string{}
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for k := range fixed {
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extraUniques = append(extraUniques, k)
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}
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omit := append(append(extraUniques, uniqueIntColumns...), uniqueTextColumns...)
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notTheseColumns := slices.DeleteFunc(slices.Clone(columns), func(s string) bool {
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return s == column || slices.Contains(omit, s) || slices.Contains(extraUniques, s)
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})
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for i := range notTheseColumns {
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notTheseColumns[i] = fmt.Sprintf("%q", notTheseColumns[i])
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}
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notNullTextColumns, err := NotNullTextColumns(db, table)
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if err != nil {
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return err
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}
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uuidGenColumns := slices.DeleteFunc(notNullTextColumns, func(s string) bool {
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return s == column || !slices.Contains(omit, s) || slices.Contains(extraUniques, s)
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})
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for i := range uuidGenColumns {
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uuidGenColumns[i] = fmt.Sprintf("%q", uuidGenColumns[i])
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}
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notNullIntColumns, err := NotNullIntColumns(db, table)
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if err != nil {
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return err
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}
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incrGenColumns := slices.DeleteFunc(notNullIntColumns, func(s string) bool {
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return s == column || !slices.Contains(omit, s) || slices.Contains(extraUniques, s)
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})
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for i := range incrGenColumns {
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incrGenColumns[i] = fmt.Sprintf("%q", incrGenColumns[i])
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}
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return ForEach(db, func(args []any) error {
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selectMaxes := ""
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for _, col := range incrGenColumns {
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selectMaxes += fmt.Sprintf(`(SELECT COALESCE(MAX(%s)+1, 1) FROM %q), `, col, table)
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}
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values := []any{}
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for _ = range uuidGenColumns {
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values = append(values, fmt.Sprintf("'%s'", guid()))
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}
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for _, arg := range args {
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values = append(values, *(arg.(*any)))
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}
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for _, k := range extraUniques {
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values = append(values, fixed[k])
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}
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values = append(values, to)
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q := fmt.Sprintf(
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`INSERT INTO %q (%s, %q) VALUES (%s %s)`,
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table, strings.Join(append(append(incrGenColumns, append(uuidGenColumns, notTheseColumns...)...), extraUniques...), ", "), column,
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selectMaxes, strings.Join(slices.Repeat([]string{"?"}, len(values)), ", "),
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)
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log.Printf("INSERT | %s (%+v)", q, values)
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return Exec(db, q, values...)
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}, fmt.Sprintf(`SELECT %s FROM %q WHERE %q = $1`, strings.Join(notTheseColumns, ", "), table, column), from)
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/*
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q := fmt.Sprintf(
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`INSERT INTO %q (%q, %s) SELECT $1, %s %s %s FROM %q WHERE %q = $2`,
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table, column, strings.Join(append(incrGenColumns, append(uuidGenColumns, notTheseColumns...)...), ", "),
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func() string {
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incrs := make([]string, len(incrGenColumns))
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for i := range incrs {
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incrs[i] = fmt.Sprintf(`(SELECT COALESCE(MAX(%s), 1) FROM %q)`, incrGenColumns[i], table)
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}
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s := strings.Join(incrs, ", ")
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if len(incrs) > 0 {
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s += ", "
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}
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return s
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}(),
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func() string {
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uuids := make([]string, len(uuidGenColumns))
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for i := range uuids {
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uuids[i] = fmt.Sprintf("'%s'", guid())
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}
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s := strings.Join(uuids, ", ")
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if len(uuids) > 0 {
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s += ", "
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}
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return s
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}(), strings.Join(notTheseColumns, ", "), table, column,
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)
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log.Printf("EXEC | %s (%v, %v)", q, to, from)
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return Insert(db, q, to, from)
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*/
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func (jelly Jelly) authHeader() string {
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return jelly._authHeader(jelly.accesstoken)
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}
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func ForEach(db *sql.DB, cb func([]any) error, q string, args ...any) error {
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rows, err := db.Query(q, args...)
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if err != nil {
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return err
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func (jelly Jelly) _authHeader(token string) string {
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return fmt.Sprintf("MediaBrowser Token=%q, Client=%q, Version=%q, DeviceId=%q, Device=%q", token, "client", "version", "deviceId", "device")
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}
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func (jelly Jelly) post(ctx context.Context, url string, body any, headers ...string) (*http.Response, error) {
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t := http.Transport{
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DisableKeepAlives: true,
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}
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defer rows.Close()
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columns, err := rows.Columns()
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if err != nil {
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return err
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}
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cols := make([]any, len(columns))
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for rows.Next() {
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for i := range cols {
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var a any
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cols[i] = &a
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}
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if err := rows.Scan(cols...); err != nil {
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return err
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}
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if err := cb(cols); err != nil {
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return err
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}
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c := http.Client{
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Timeout: time.Minute,
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Transport: &t,
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}
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return rows.Err()
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}
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func cp(from, to string) error {
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fromF, err := os.Open(from)
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if err != nil {
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return err
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}
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defer fromF.Close()
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toF, err := os.Create(to)
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if err != nil {
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return err
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}
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defer toF.Close()
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_, err = io.Copy(toF, fromF)
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return err
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}
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func Tables(db *sql.DB) ([]string, error) {
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return Select[string](db, `SELECT name FROM sqlite_schema WHERE type = 'table' AND name NOT LIKE 'sqlite_%'`)
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}
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func Columns(db *sql.DB, table string) ([]string, error) {
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return Select[string](db, `SELECT name FROM PRAGMA_TABLE_INFO($1)`, table)
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}
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func NotNullTextColumns(db *sql.DB, table string) ([]string, error) {
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return Select[string](db, `SELECT name FROM PRAGMA_TABLE_INFO($1) WHERE "notnull" = 1 AND "type" = 'TEXT'`, table)
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}
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func NotNullIntColumns(db *sql.DB, table string) ([]string, error) {
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return Select[string](db, `SELECT name FROM PRAGMA_TABLE_INFO($1) WHERE "notnull" = 1 AND "type" = 'INTEGER'`, table)
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}
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func UniqueTypeColumns(db *sql.DB, t, table string) ([]string, error) {
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pks, err := Select[string](db, `SELECT name FROM PRAGMA_TABLE_INFO($1) WHERE "pk" AND "type" = $2`, table, t)
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b, _ := json.Marshal(body)
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req, err := http.NewRequest(http.MethodPost, url, bytes.NewReader(b))
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if err != nil {
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return nil, err
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}
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idxes, err := Select[string](db, `SELECT name AS idx_name FROM PRAGMA_INDEX_LIST($1) WHERE "unique"`, table)
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req.Header.Set("Content-Type", "application/json")
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req.Header.Set("Authorization", jelly.authHeader())
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req = req.WithContext(ctx)
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for i := 0; i+1 < len(headers); i += 2 {
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req.Header.Set(headers[i], headers[i+1])
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}
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resp, err := c.Do(req)
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if err != nil {
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return nil, err
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}
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uniqueIdxCols := []string{}
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for _, idx := range idxes {
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cols, err := Select[string](db, `SELECT name FROM PRAGMA_INDEX_INFO($1)`, idx)
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if err != nil {
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return nil, err
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}
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if len(cols) > 1 {
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log.Printf("not impl: compound unique indexes like %s.%s's %+v", table, idx, cols)
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continue
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}
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col := cols[0]
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defer resp.Body.Close()
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if n, err := SelectOne[int](db, `SELECT COUNT(*) FROM PRAGMA_TABLE_INFO($1) WHERE "name" = $2 AND "type" = $3`, table, col, t); err != nil {
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return nil, err
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} else if n > 0 {
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uniqueIdxCols = append(uniqueIdxCols, col)
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}
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b, _ = io.ReadAll(resp.Body)
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resp.Body = io.NopCloser(bytes.NewReader(b))
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if resp.StatusCode >= 400 {
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return nil, fmt.Errorf("(%d) %s", resp.StatusCode, b)
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}
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cols := append(pks, uniqueIdxCols...)
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slices.Sort(cols)
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cols = slices.Compact(cols)
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return cols, nil
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}
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func Insert(db *sql.DB, q string, args ...any) error {
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_, err := db.Exec(q, args...)
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return err
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}
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|
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func Exec(db *sql.DB, q string, args ...any) error {
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_, err := db.Exec(q, args...)
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return err
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}
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|
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func SelectOne[T any](db *sql.DB, q string, args ...any) (T, error) {
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var some T
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results, err := Select[T](db, q, args...)
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if err != nil {
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return some, err
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}
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|
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if len(results) != 1 {
|
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return some, fmt.Errorf("expected 1 result but got %d (%+v)", len(results), results)
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}
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|
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return results[0], nil
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}
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func Select[T any](db *sql.DB, q string, args ...any) ([]T, error) {
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rows, err := db.Query(q, args...)
|
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if err != nil {
|
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return nil, err
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
results := []T{}
|
||||
for rows.Next() {
|
||||
var some T
|
||||
if err := rows.Scan(&some); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
results = append(results, some)
|
||||
}
|
||||
|
||||
return results, rows.Err()
|
||||
}
|
||||
|
||||
func guid() string {
|
||||
s := []byte(uuid.New().String())
|
||||
for i := range s {
|
||||
if ('A' <= s[i] && s[i] <= 'Z') || ('a' <= s[i] && s[i] <= 'z') {
|
||||
s[i] = '0' + byte(int(s[i])%10)
|
||||
}
|
||||
}
|
||||
return strings.ToUpper(string(s))
|
||||
return resp, nil
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue