复制代码 代码如下:
# -*- encoding: utf8 -*-
import os
import sys
import ftplib
class FTPSync(object):
    def __init__(self):
        self.conn = ftplib.FTP(\’10.22.33.46\’, \’user\’, \’pass\’)
        self.conn.cwd(\’/\’)        # 远端FTP目录
        os.chdir(\’/data/\’)        # 本地下载目录
    def get_dirs_files(self):
        u\’\’\’ 得到当前目录和文件, 放入dir_res列表 \’\’\’
        dir_res = []
        self.conn.dir(\’.\’, dir_res.append)
        files = [f.split(None, 8)[-1] for f in dir_res if f.startswith(\’-\’)]
        dirs = [f.split(None, 8)[-1] for f in dir_res if f.startswith(\’d\’)]
        return (files, dirs)
    def walk(self, next_dir):
        print \’Walking to\’, next_dir
        self.conn.cwd(next_dir)
        try:
            os.mkdir(next_dir)
        except OSError:
            pass
        os.chdir(next_dir)
        ftp_curr_dir = self.conn.pwd()
        local_curr_dir = os.getcwd()
        files, dirs = self.get_dirs_files()
        print \”FILES: \”, files
        print \”DIRS: \”, dirs
        for f in files:
            print next_dir, \’:\’, f
            outf = open(f, \’wb\’)
            try:
                self.conn.retrbinary(\’RETR %s\’ % f, outf.write)
            finally:
                outf.close()
        for d in dirs:
            os.chdir(local_curr_dir)
            self.conn.cwd(ftp_curr_dir)
            self.walk(d)
    def run(self):
        self.walk(\’.\’)
def main():
    f = FTPSync()
    f.run()
if __name__ == \’__main__\’:
    main()