253 lines
9.2 KiB
Go
253 lines
9.2 KiB
Go
// +build !nosqlite
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package dataprovider
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import (
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"context"
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"database/sql"
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"errors"
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"fmt"
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"path/filepath"
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"strings"
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// we import go-sqlite3 here to be able to disable SQLite support using a build tag
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_ "github.com/mattn/go-sqlite3"
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"github.com/drakkan/sftpgo/logger"
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"github.com/drakkan/sftpgo/utils"
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"github.com/drakkan/sftpgo/version"
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"github.com/drakkan/sftpgo/vfs"
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)
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const (
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sqliteInitialSQL = `CREATE TABLE "{{schema_version}}" ("id" integer NOT NULL PRIMARY KEY AUTOINCREMENT, "version" integer NOT NULL);
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CREATE TABLE "{{admins}}" ("id" integer NOT NULL PRIMARY KEY AUTOINCREMENT, "username" varchar(255) NOT NULL UNIQUE,
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"password" varchar(255) NOT NULL, "email" varchar(255) NULL, "status" integer NOT NULL, "permissions" text NOT NULL,
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"filters" text NULL, "additional_info" text NULL);
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CREATE TABLE "{{folders}}" ("id" integer NOT NULL PRIMARY KEY AUTOINCREMENT, "name" varchar(255) NOT NULL UNIQUE,
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"path" varchar(512) NULL, "used_quota_size" bigint NOT NULL, "used_quota_files" integer NOT NULL,
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"last_quota_update" bigint NOT NULL);
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CREATE TABLE "{{users}}" ("id" integer NOT NULL PRIMARY KEY AUTOINCREMENT, "username" varchar(255) NOT NULL UNIQUE,
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"password" text NULL, "public_keys" text NULL, "home_dir" varchar(512) NOT NULL, "uid" integer NOT NULL, "gid" integer NOT NULL,
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"max_sessions" integer NOT NULL, "quota_size" bigint NOT NULL, "quota_files" integer NOT NULL, "permissions" text NOT NULL,
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"used_quota_size" bigint NOT NULL, "used_quota_files" integer NOT NULL, "last_quota_update" bigint NOT NULL,
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"upload_bandwidth" integer NOT NULL, "download_bandwidth" integer NOT NULL, "expiration_date" bigint NOT NULL,
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"last_login" bigint NOT NULL, "status" integer NOT NULL, "filters" text NULL, "filesystem" text NULL,
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"additional_info" text NULL);
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CREATE TABLE "{{folders_mapping}}" ("id" integer NOT NULL PRIMARY KEY AUTOINCREMENT, "virtual_path" varchar(512) NOT NULL,
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"quota_size" bigint NOT NULL, "quota_files" integer NOT NULL, "folder_id" integer NOT NULL REFERENCES "{{folders}}" ("id")
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ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED, "user_id" integer NOT NULL REFERENCES "{{users}}" ("id") ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
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CONSTRAINT "unique_mapping" UNIQUE ("user_id", "folder_id"));
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CREATE INDEX "folders_mapping_folder_id_idx" ON "{{folders_mapping}}" ("folder_id");
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CREATE INDEX "folders_mapping_user_id_idx" ON "{{folders_mapping}}" ("user_id");
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INSERT INTO {{schema_version}} (version) VALUES (8);
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`
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)
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// SQLiteProvider auth provider for SQLite database
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type SQLiteProvider struct {
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dbHandle *sql.DB
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}
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func init() {
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version.AddFeature("+sqlite")
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}
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func initializeSQLiteProvider(basePath string) error {
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var err error
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var connectionString string
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logSender = fmt.Sprintf("dataprovider_%v", SQLiteDataProviderName)
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if config.ConnectionString == "" {
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dbPath := config.Name
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if !utils.IsFileInputValid(dbPath) {
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return fmt.Errorf("Invalid database path: %#v", dbPath)
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}
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if !filepath.IsAbs(dbPath) {
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dbPath = filepath.Join(basePath, dbPath)
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}
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connectionString = fmt.Sprintf("file:%v?cache=shared&_foreign_keys=1", dbPath)
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} else {
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connectionString = config.ConnectionString
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}
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dbHandle, err := sql.Open("sqlite3", connectionString)
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if err == nil {
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providerLog(logger.LevelDebug, "sqlite database handle created, connection string: %#v", connectionString)
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dbHandle.SetMaxOpenConns(1)
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provider = &SQLiteProvider{dbHandle: dbHandle}
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} else {
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providerLog(logger.LevelWarn, "error creating sqlite database handler, connection string: %#v, error: %v",
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connectionString, err)
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}
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return err
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}
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func (p *SQLiteProvider) checkAvailability() error {
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return sqlCommonCheckAvailability(p.dbHandle)
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}
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func (p *SQLiteProvider) validateUserAndPass(username, password, ip, protocol string) (User, error) {
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return sqlCommonValidateUserAndPass(username, password, ip, protocol, p.dbHandle)
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}
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func (p *SQLiteProvider) validateUserAndPubKey(username string, publicKey []byte) (User, string, error) {
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return sqlCommonValidateUserAndPubKey(username, publicKey, p.dbHandle)
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}
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func (p *SQLiteProvider) updateQuota(username string, filesAdd int, sizeAdd int64, reset bool) error {
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return sqlCommonUpdateQuota(username, filesAdd, sizeAdd, reset, p.dbHandle)
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}
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func (p *SQLiteProvider) getUsedQuota(username string) (int, int64, error) {
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return sqlCommonGetUsedQuota(username, p.dbHandle)
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}
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func (p *SQLiteProvider) updateLastLogin(username string) error {
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return sqlCommonUpdateLastLogin(username, p.dbHandle)
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}
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func (p *SQLiteProvider) userExists(username string) (User, error) {
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return sqlCommonGetUserByUsername(username, p.dbHandle)
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}
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func (p *SQLiteProvider) addUser(user *User) error {
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return sqlCommonAddUser(user, p.dbHandle)
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}
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func (p *SQLiteProvider) updateUser(user *User) error {
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return sqlCommonUpdateUser(user, p.dbHandle)
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}
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func (p *SQLiteProvider) deleteUser(user *User) error {
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return sqlCommonDeleteUser(user, p.dbHandle)
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}
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func (p *SQLiteProvider) dumpUsers() ([]User, error) {
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return sqlCommonDumpUsers(p.dbHandle)
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}
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func (p *SQLiteProvider) getUsers(limit int, offset int, order string) ([]User, error) {
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return sqlCommonGetUsers(limit, offset, order, p.dbHandle)
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}
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func (p *SQLiteProvider) dumpFolders() ([]vfs.BaseVirtualFolder, error) {
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return sqlCommonDumpFolders(p.dbHandle)
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}
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func (p *SQLiteProvider) getFolders(limit, offset int, order string) ([]vfs.BaseVirtualFolder, error) {
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return sqlCommonGetFolders(limit, offset, order, p.dbHandle)
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}
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func (p *SQLiteProvider) getFolderByName(name string) (vfs.BaseVirtualFolder, error) {
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ctx, cancel := context.WithTimeout(context.Background(), defaultSQLQueryTimeout)
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defer cancel()
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return sqlCommonGetFolderByName(ctx, name, p.dbHandle)
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}
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func (p *SQLiteProvider) addFolder(folder *vfs.BaseVirtualFolder) error {
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return sqlCommonAddFolder(folder, p.dbHandle)
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}
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func (p *SQLiteProvider) updateFolder(folder *vfs.BaseVirtualFolder) error {
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return sqlCommonUpdateFolder(folder, p.dbHandle)
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}
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func (p *SQLiteProvider) deleteFolder(folder *vfs.BaseVirtualFolder) error {
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return sqlCommonDeleteFolder(folder, p.dbHandle)
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}
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func (p *SQLiteProvider) updateFolderQuota(name string, filesAdd int, sizeAdd int64, reset bool) error {
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return sqlCommonUpdateFolderQuota(name, filesAdd, sizeAdd, reset, p.dbHandle)
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}
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func (p *SQLiteProvider) getUsedFolderQuota(name string) (int, int64, error) {
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return sqlCommonGetFolderUsedQuota(name, p.dbHandle)
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}
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func (p *SQLiteProvider) adminExists(username string) (Admin, error) {
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return sqlCommonGetAdminByUsername(username, p.dbHandle)
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}
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func (p *SQLiteProvider) addAdmin(admin *Admin) error {
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return sqlCommonAddAdmin(admin, p.dbHandle)
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}
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func (p *SQLiteProvider) updateAdmin(admin *Admin) error {
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return sqlCommonUpdateAdmin(admin, p.dbHandle)
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}
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func (p *SQLiteProvider) deleteAdmin(admin *Admin) error {
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return sqlCommonDeleteAdmin(admin, p.dbHandle)
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}
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func (p *SQLiteProvider) getAdmins(limit int, offset int, order string) ([]Admin, error) {
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return sqlCommonGetAdmins(limit, offset, order, p.dbHandle)
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}
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func (p *SQLiteProvider) dumpAdmins() ([]Admin, error) {
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return sqlCommonDumpAdmins(p.dbHandle)
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}
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func (p *SQLiteProvider) validateAdminAndPass(username, password, ip string) (Admin, error) {
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return sqlCommonValidateAdminAndPass(username, password, ip, p.dbHandle)
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}
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func (p *SQLiteProvider) close() error {
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return p.dbHandle.Close()
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}
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func (p *SQLiteProvider) reloadConfig() error {
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return nil
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}
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// initializeDatabase creates the initial database structure
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func (p *SQLiteProvider) initializeDatabase() error {
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dbVersion, err := sqlCommonGetDatabaseVersion(p.dbHandle, false)
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if err == nil && dbVersion.Version > 0 {
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return ErrNoInitRequired
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}
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initialSQL := strings.ReplaceAll(sqliteInitialSQL, "{{schema_version}}", sqlTableSchemaVersion)
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initialSQL = strings.ReplaceAll(initialSQL, "{{admins}}", sqlTableAdmins)
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initialSQL = strings.ReplaceAll(initialSQL, "{{folders}}", sqlTableFolders)
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initialSQL = strings.ReplaceAll(initialSQL, "{{users}}", sqlTableUsers)
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initialSQL = strings.ReplaceAll(initialSQL, "{{folders_mapping}}", sqlTableFoldersMapping)
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return sqlCommonExecSQLAndUpdateDBVersion(p.dbHandle, []string{initialSQL}, 8)
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}
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func (p *SQLiteProvider) migrateDatabase() error {
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dbVersion, err := sqlCommonGetDatabaseVersion(p.dbHandle, true)
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if err != nil {
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return err
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}
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switch version := dbVersion.Version; {
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case version == sqlDatabaseVersion:
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providerLog(logger.LevelDebug, "sql database is up to date, current version: %v", version)
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return ErrNoInitRequired
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case version < 8:
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err = fmt.Errorf("database version %v is too old, please see the upgrading docs", version)
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providerLog(logger.LevelError, "%v", err)
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logger.ErrorToConsole("%v", err)
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return err
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default:
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if version > sqlDatabaseVersion {
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providerLog(logger.LevelWarn, "database version %v is newer than the supported one: %v", version,
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sqlDatabaseVersion)
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logger.WarnToConsole("database version %v is newer than the supported one: %v", version,
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sqlDatabaseVersion)
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return nil
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}
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return fmt.Errorf("Database version not handled: %v", version)
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}
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}
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func (p *SQLiteProvider) revertDatabase(targetVersion int) error {
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dbVersion, err := sqlCommonGetDatabaseVersion(p.dbHandle, true)
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if err != nil {
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return err
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}
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if dbVersion.Version == targetVersion {
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return errors.New("current version match target version, nothing to do")
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}
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return errors.New("the current version cannot be reverted")
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}
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