pythonxml-rpc记录（游戏自动发布）

786yr

#!/usr/bin/python
# -*- encoding=utf-8 -*-

####################################
from SimpleXMLRPCServer import SimpleXMLRPCServer
from SocketServer import ThreadingMixIn
import subprocess, os.path, os, stat
import re, getopt, sys

ERR_INSECURE = '[INSECURE_NAME]'
ERR_NO_SCRIPT = '[NO_SCRIPT]'
ERR_DUP_SCRIPT = '[DUP_SCRIPT]'
ERR_OK = '[OK]'

PT = re.compile(r'^[0-9a-zA-Z\._]*$')

SCRIPT_DIR = 'script' #will be init to absolute path

class ThreadXMLRPCServer(ThreadingMixIn, SimpleXMLRPCServer):pass

#############################################
def hello():
    print "hello,world!"

def is_name_secure(script_name):
    global PT
    if PT.match(script_name):
        return True


def init_script_path():
    '''Init script_dir to absolute dir'''
    global SCRIPT_DIR
    SCRIPT_DIR = os.path.join(os.path.dirname(__file__), SCRIPT_DIR)

def get_file_data(script_name):
    global SCRIPT_DIR
    full_name = os.path.join(SCRIPT_DIR, script_name)
    with open(full_name, 'rb') as f:
        return f.read()

def single_process():
    import platform

    pf = platform.system()
    if pf == 'Linux':
        import fcntl

        pid_file ='/var/run/rpc.pid'
        fp = open(pid_file,'w')

        try:
            fcntl.lockf(fp, fcntl.LOCK_EX | fcntl.LOCK_NB)
        except IOError:
            # another instance is running
            sys.exit(0)

def install(prefix):
    main_path = os.path.join(prefix, "rpc")
    if not os.path.isdir(main_path):
        os.makedirs(main_path)

    log_path = os.path.join(main_path, "log")
    if not os.path.isdir(log_path):
        os.makedirs(log_path, 0777)

    script_path = os.path.join(main_path, "script")
    if not os.path.isdir(script_path):
        os.makedirs(script_path)

    target_file = os.path.join(main_path, "rpc.py")
    if not os.path.isfile(target_file):
        #os.renames(__file__, target_file)
        os.system ("cp %s %s" % (__file__, target_file))
        os.chmod(target_file, stat.S_IRWXU|stat.S_IRWXG|stat.S_IROTH)

    with open('/etc/crontab', 'a+') as f:
        has_croned = False
        for line in f.readlines():
            if line.find('rpc.py') >= 0 and line.lstrip()[0] != '#':
                break
        else:# not found
            #f.seek(0, os.SEEK_END)
            f.write('*/1 * * * * root %s >> %s 2>&1 &\n'%(target_file, os.path.join(log_path, 'rpc.log')))

    print 'install ok.'
#############################################
def run_script(script_name, *args):
    global SCRIPT_DIR
    if not is_name_secure(script_name):
        return ERR_INSECURE
    full_name = os.path.join(SCRIPT_DIR, script_name)
    if not os.path.isfile(full_name):
        return ERR_NO_SCRIPT
    print "run:" + full_name, args
    return check_output([full_name] + list(args))

def set_script(script_name, data):
    global SCRIPT_DIR
    if not is_name_secure(script_name):
        return ERR_INSECURE
    full_name = os.path.join(SCRIPT_DIR, script_name)
    if os.path.isfile(full_name):
        return ERR_DUP_SCRIPT
    print "set:" + full_name, len(data), 'bytes'
    with open(full_name, 'wb') as f:
        f.write(data)
    os.chmod(full_name, stat.S_IRWXU|stat.S_IRWXG|stat.S_IROTH)
    return ERR_OK

def list_all():
    pass
#############################################

def check_output(*popenargs, **kwargs):
    r"""Run command with arguments and return its output as a byte string.

    If the exit code was non-zero it raises a CalledProcessError.  The
    CalledProcessError object will have the return code in the returncode
    attribute and output in the output attribute.

    The arguments are the same as for the Popen constructor.  Example:

    >>> check_output(["ls", "-l", "/dev/null"])
    'crw-rw-rw- 1 root root 1, 3 Oct 18  2007 /dev/null\n'

    The stdout argument is not allowed as it is used internally.
    To capture standard error in the result, use stderr=STDOUT.

    >>> check_output(["/bin/sh", "-c",
    ...               "ls -l non_existent_file ; exit 0"],
    ...              stderr=STDOUT)
    'ls: non_existent_file: No such file or directory\n'
    """
    if 'stdout' in kwargs:
        raise ValueError('stdout argument not allowed, it will be overridden.')
    process = subprocess.Popen(stdout=subprocess.PIPE, *popenargs, **kwargs)
    output, unused_err = process.communicate()
    retcode = process.poll()
    if retcode:
        cmd = kwargs.get("args")
        if cmd is None:
            cmd = popenargs[0]
        raise subprocess.CalledProcessError(retcode, cmd, output=output)
    return output
#############################################
def serve_forever():
    svr=ThreadXMLRPCServer(("", 8282), allow_none=True)
    svr.register_function(hello)
    svr.register_function(run_script)
    svr.register_function(set_script)
    svr.register_function(list_all)
    print 'running at :8282'
    svr.serve_forever()

if __name__ == '__main__':
    args = sys.argv[1:]
    if len(args) == 0: #server
        init_script_path()
        single_process()
        serve_forever()
    else: #client
        init_script_path()
        opts, args = getopt.getopt(sys.argv[1:], "i:h:s:a:")
        host = None
        script_name = None
        arg_str = ''
        prefix = ''
        for o, a in opts:
            if o == "-h":
                host = a
            elif o == "-s":
                script_name = a
            elif o == "-a":
                arg_str = a
            elif o == "-i":
                prefix = a
                install(prefix)
                exit()
        if host and script_name:
            from xmlrpclib import ServerProxy
            svr=ServerProxy("http://%s:8282"%host)
            ret = svr.run_script(script_name, *arg_str.split())
            print ret
            if ret == ERR_NO_SCRIPT:
                ret = svr.set_script(script_name, get_file_data(script_name))
                print ret
                if ret == ERR_OK:
                    ret = svr.run_script(script_name, *arg_str.split())
                    print ret