搭了一个ftp站点,没想到的是利用客户端的时候,服务器当掉了,于是自己写了一个下载ftp站点的脚本,脚本不大,不超过30行。可能利用了一点函数式的编程思想吧。
源代码:
#/usr/bin/env python import ftplib, sys, os local_root = '/home/calvin/learn/tsace' host = 'localhost' username = 'jesse' passewd = '123456' f = False writeFile = lambda filename: open(filename, 'w').write getcwd = lambda curwd: curwd == '/' and '/' or (curwd + '/') createDir = lambda dirname: not os.path.exists(dirname) and os.mkdir(dirname) def isDirectory(filename): try: f.cwd(filename) createDir(local_root+filename) return True except: return False def recursiveDownload(filelist, curpwd): global local_root map(lambda file: isDirectory(getcwd(curpwd) + file) and [recursiveDownload(f.nlst(), f.pwd())] or f.retrlines('RETR '+ (getcwd(curpwd) + file), writeFile(local_root + getcwd(curpwd) + file)), filelist) if __name__ == '__main__': f = ftplib.FTP(host) resp = f.login(username, passewd) recursiveDownload(f.nlst(), f.pwd()); f.quit()