diff options
Diffstat (limited to 'Tools')
| -rwxr-xr-x | Tools/scripts/ftpmirror.py | 405 |
1 files changed, 0 insertions, 405 deletions
diff --git a/Tools/scripts/ftpmirror.py b/Tools/scripts/ftpmirror.py deleted file mode 100755 index a1b683a..0000000 --- a/Tools/scripts/ftpmirror.py +++ /dev/null @@ -1,405 +0,0 @@ -#! /usr/bin/env python3 - -"""Mirror a remote ftp subtree into a local directory tree. - -usage: ftpmirror [-v] [-q] [-i] [-m] [-n] [-r] [-s pat] - [-l username [-p passwd [-a account]]] - hostname[:port] [remotedir [localdir]] --v: verbose --q: quiet --i: interactive mode --m: macintosh server (NCSA telnet 2.4) (implies -n -s '*.o') --n: don't log in --r: remove local files/directories no longer pertinent --l username [-p passwd [-a account]]: login info (default .netrc or anonymous) --s pat: skip files matching pattern -hostname: remote host w/ optional port separated by ':' -remotedir: remote directory (default initial) -localdir: local directory (default current) -""" - -import os -import sys -import time -import getopt -import ftplib -import netrc -from fnmatch import fnmatch - -# Print usage message and exit -def usage(*args): - sys.stdout = sys.stderr - for msg in args: print(msg) - print(__doc__) - sys.exit(2) - -verbose = 1 # 0 for -q, 2 for -v -interactive = 0 -mac = 0 -rmok = 0 -nologin = 0 -skippats = ['.', '..', '.mirrorinfo'] - -# Main program: parse command line and start processing -def main(): - global verbose, interactive, mac, rmok, nologin - try: - opts, args = getopt.getopt(sys.argv[1:], 'a:bil:mnp:qrs:v') - except getopt.error as msg: - usage(msg) - login = '' - passwd = '' - account = '' - if not args: usage('hostname missing') - host = args[0] - port = 0 - if ':' in host: - host, port = host.split(':', 1) - port = int(port) - try: - auth = netrc.netrc().authenticators(host) - if auth is not None: - login, account, passwd = auth - except (netrc.NetrcParseError, IOError): - pass - for o, a in opts: - if o == '-l': login = a - if o == '-p': passwd = a - if o == '-a': account = a - if o == '-v': verbose = verbose + 1 - if o == '-q': verbose = 0 - if o == '-i': interactive = 1 - if o == '-m': mac = 1; nologin = 1; skippats.append('*.o') - if o == '-n': nologin = 1 - if o == '-r': rmok = 1 - if o == '-s': skippats.append(a) - remotedir = '' - localdir = '' - if args[1:]: - remotedir = args[1] - if args[2:]: - localdir = args[2] - if args[3:]: usage('too many arguments') - # - f = ftplib.FTP() - if verbose: print("Connecting to '%s%s'..." % (host, - (port and ":%d"%port or ""))) - f.connect(host,port) - if not nologin: - if verbose: - print('Logging in as %r...' % (login or 'anonymous')) - f.login(login, passwd, account) - if verbose: print('OK.') - pwd = f.pwd() - if verbose > 1: print('PWD =', repr(pwd)) - if remotedir: - if verbose > 1: print('cwd(%s)' % repr(remotedir)) - f.cwd(remotedir) - if verbose > 1: print('OK.') - pwd = f.pwd() - if verbose > 1: print('PWD =', repr(pwd)) - # - mirrorsubdir(f, localdir) - -# Core logic: mirror one subdirectory (recursively) -def mirrorsubdir(f, localdir): - pwd = f.pwd() - if localdir and not os.path.isdir(localdir): - if verbose: print('Creating local directory', repr(localdir)) - try: - makedir(localdir) - except OSError as msg: - print("Failed to establish local directory", repr(localdir)) - return - infofilename = os.path.join(localdir, '.mirrorinfo') - try: - text = open(infofilename, 'r').read() - except IOError as msg: - text = '{}' - try: - info = eval(text) - except (SyntaxError, NameError): - print('Bad mirror info in', repr(infofilename)) - info = {} - subdirs = [] - listing = [] - if verbose: print('Listing remote directory %r...' % (pwd,)) - f.retrlines('LIST', listing.append) - filesfound = [] - for line in listing: - if verbose > 1: print('-->', repr(line)) - if mac: - # Mac listing has just filenames; - # trailing / means subdirectory - filename = line.strip() - mode = '-' - if filename[-1:] == '/': - filename = filename[:-1] - mode = 'd' - infostuff = '' - else: - # Parse, assuming a UNIX listing - words = line.split(None, 8) - if len(words) < 6: - if verbose > 1: print('Skipping short line') - continue - filename = words[-1].lstrip() - i = filename.find(" -> ") - if i >= 0: - # words[0] had better start with 'l'... - if verbose > 1: - print('Found symbolic link %r' % (filename,)) - linkto = filename[i+4:] - filename = filename[:i] - infostuff = words[-5:-1] - mode = words[0] - skip = 0 - for pat in skippats: - if fnmatch(filename, pat): - if verbose > 1: - print('Skip pattern', repr(pat), end=' ') - print('matches', repr(filename)) - skip = 1 - break - if skip: - continue - if mode[0] == 'd': - if verbose > 1: - print('Remembering subdirectory', repr(filename)) - subdirs.append(filename) - continue - filesfound.append(filename) - if filename in info and info[filename] == infostuff: - if verbose > 1: - print('Already have this version of',repr(filename)) - continue - fullname = os.path.join(localdir, filename) - tempname = os.path.join(localdir, '@'+filename) - if interactive: - doit = askabout('file', filename, pwd) - if not doit: - if filename not in info: - info[filename] = 'Not retrieved' - continue - try: - os.unlink(tempname) - except OSError: - pass - if mode[0] == 'l': - if verbose: - print("Creating symlink %r -> %r" % (filename, linkto)) - try: - os.symlink(linkto, tempname) - except IOError as msg: - print("Can't create %r: %s" % (tempname, msg)) - continue - else: - try: - fp = open(tempname, 'wb') - except IOError as msg: - print("Can't create %r: %s" % (tempname, msg)) - continue - if verbose: - print('Retrieving %r from %r as %r...' % (filename, pwd, fullname)) - if verbose: - fp1 = LoggingFile(fp, 1024, sys.stdout) - else: - fp1 = fp - t0 = time.time() - try: - f.retrbinary('RETR ' + filename, - fp1.write, 8*1024) - except ftplib.error_perm as msg: - print(msg) - t1 = time.time() - bytes = fp.tell() - fp.close() - if fp1 != fp: - fp1.close() - try: - os.unlink(fullname) - except OSError: - pass # Ignore the error - try: - os.rename(tempname, fullname) - except OSError as msg: - print("Can't rename %r to %r: %s" % (tempname, fullname, msg)) - continue - info[filename] = infostuff - writedict(info, infofilename) - if verbose and mode[0] != 'l': - dt = t1 - t0 - kbytes = bytes / 1024.0 - print(int(round(kbytes)), end=' ') - print('Kbytes in', end=' ') - print(int(round(dt)), end=' ') - print('seconds', end=' ') - if t1 > t0: - print('(~%d Kbytes/sec)' % \ - int(round(kbytes/dt),)) - print() - # - # Remove files from info that are no longer remote - deletions = 0 - for filename in list(info.keys()): - if filename not in filesfound: - if verbose: - print("Removing obsolete info entry for", end=' ') - print(repr(filename), "in", repr(localdir or ".")) - del info[filename] - deletions = deletions + 1 - if deletions: - writedict(info, infofilename) - # - # Remove local files that are no longer in the remote directory - try: - if not localdir: names = os.listdir(os.curdir) - else: names = os.listdir(localdir) - except OSError: - names = [] - for name in names: - if name[0] == '.' or name in info or name in subdirs: - continue - skip = 0 - for pat in skippats: - if fnmatch(name, pat): - if verbose > 1: - print('Skip pattern', repr(pat), end=' ') - print('matches', repr(name)) - skip = 1 - break - if skip: - continue - fullname = os.path.join(localdir, name) - if not rmok: - if verbose: - print('Local file', repr(fullname), end=' ') - print('is no longer pertinent') - continue - if verbose: print('Removing local file/dir', repr(fullname)) - remove(fullname) - # - # Recursively mirror subdirectories - for subdir in subdirs: - if interactive: - doit = askabout('subdirectory', subdir, pwd) - if not doit: continue - if verbose: print('Processing subdirectory', repr(subdir)) - localsubdir = os.path.join(localdir, subdir) - pwd = f.pwd() - if verbose > 1: - print('Remote directory now:', repr(pwd)) - print('Remote cwd', repr(subdir)) - try: - f.cwd(subdir) - except ftplib.error_perm as msg: - print("Can't chdir to", repr(subdir), ":", repr(msg)) - else: - if verbose: print('Mirroring as', repr(localsubdir)) - mirrorsubdir(f, localsubdir) - if verbose > 1: print('Remote cwd ..') - f.cwd('..') - newpwd = f.pwd() - if newpwd != pwd: - print('Ended up in wrong directory after cd + cd ..') - print('Giving up now.') - break - else: - if verbose > 1: print('OK.') - -# Helper to remove a file or directory tree -def remove(fullname): - if os.path.isdir(fullname) and not os.path.islink(fullname): - try: - names = os.listdir(fullname) - except OSError: - names = [] - ok = 1 - for name in names: - if not remove(os.path.join(fullname, name)): - ok = 0 - if not ok: - return 0 - try: - os.rmdir(fullname) - except OSError as msg: - print("Can't remove local directory %r: %s" % (fullname, msg)) - return 0 - else: - try: - os.unlink(fullname) - except OSError as msg: - print("Can't remove local file %r: %s" % (fullname, msg)) - return 0 - return 1 - -# Wrapper around a file for writing to write a hash sign every block. -class LoggingFile: - def __init__(self, fp, blocksize, outfp): - self.fp = fp - self.bytes = 0 - self.hashes = 0 - self.blocksize = blocksize - self.outfp = outfp - def write(self, data): - self.bytes = self.bytes + len(data) - hashes = int(self.bytes) / self.blocksize - while hashes > self.hashes: - self.outfp.write('#') - self.outfp.flush() - self.hashes = self.hashes + 1 - self.fp.write(data) - def close(self): - self.outfp.write('\n') - -def raw_input(prompt): - sys.stdout.write(prompt) - sys.stdout.flush() - return sys.stdin.readline() - -# Ask permission to download a file. -def askabout(filetype, filename, pwd): - prompt = 'Retrieve %s %s from %s ? [ny] ' % (filetype, filename, pwd) - while 1: - reply = raw_input(prompt).strip().lower() - if reply in ['y', 'ye', 'yes']: - return 1 - if reply in ['', 'n', 'no', 'nop', 'nope']: - return 0 - print('Please answer yes or no.') - -# Create a directory if it doesn't exist. Recursively create the -# parent directory as well if needed. -def makedir(pathname): - if os.path.isdir(pathname): - return - dirname = os.path.dirname(pathname) - if dirname: makedir(dirname) - os.mkdir(pathname, 0o777) - -# Write a dictionary to a file in a way that can be read back using -# rval() but is still somewhat readable (i.e. not a single long line). -# Also creates a backup file. -def writedict(dict, filename): - dir, fname = os.path.split(filename) - tempname = os.path.join(dir, '@' + fname) - backup = os.path.join(dir, fname + '~') - try: - os.unlink(backup) - except OSError: - pass - fp = open(tempname, 'w') - fp.write('{\n') - for key, value in dict.items(): - fp.write('%r: %r,\n' % (key, value)) - fp.write('}\n') - fp.close() - try: - os.rename(filename, backup) - except OSError: - pass - os.rename(tempname, filename) - - -if __name__ == '__main__': - main() |