write a tomcat-manager script for python. ref: http://tomcat.apache.org/tomcat-7.0-doc/manager-howto.html

tomcat-manger.py

import os
import urllib2, base64
import sys
import urllib


class TomcatManager(object):

    def __init__(self, endpoint, username, password):
        self.endpoint = endpoint
        self.auth_token = base64.encodestring('%s:%s' % (username, password)).replace('\n', '')

    def send_request(self, command, **kwargs):
        parameters = ""
        if kwargs:
             parameters = "?"+urllib.urlencode(kwargs)
        request = urllib2.Request("http://%s/manager/text/%s%s" % (self.endpoint, command, parameters))

        request.add_header("Authorization", "Basic %s" % self.auth_token)
        response = urllib2.urlopen(request).read()
        if response:
            response = response.strip()
        data = response.split("\n")
        return data

    def serverinfo(self):
        return self.send_request("serverinfo")

    def list(self):
        return self.send_request("list")

    def reload(self, context):
        return self.send_request("reload", path="/"+context)

    def deploy(self, context, path):
        use_reload_command = False
        for web in self.list():
            if "/"+context in web:
                use_reload_command = True
        if use_reload_command:
            return self.reload(context)

        return self.send_request("deploy", path="/"+context, war=os.path.abspath(path))

if __name__ == "__main__":

    username = os.environ['TOMCAT_MGR_USER']
    password = os.environ['TOMCAT_MGR_PASSWD']
    endpoint = os.environ['TOMCAT_MGR_ENDPOINT']
    mgr = TomcatManager(endpoint, username, password)

    print mgr.deploy('MyWeb', 'webapps/MyWeb')
    print mgr.list()