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#!/usr/bin/env python
# vim: expandtab:tabstop=4:shiftwidth=4
import argparse
import ansibleutil
import traceback
import sys
import os
import re
class Oscp(object):
def __init__(self):
self.file_path = os.path.join(os.path.dirname(os.path.realpath(__file__)))
self.parse_cli_args()
# parse host and user
self.process_host()
print self.args
print self.host
print self.user
print self.path
sys.exit(0)
self.ansible = ansibleutil.AnsibleUtil()
# get a dict of host inventory
if self.args.list:
self.get_hosts()
else:
self.get_hosts(True)
if not self.args.list and not self.env:
print "Please specify an environment."
return
if self.args.host == '' and not self.args.list:
self.parser.print_help()
return
if self.args.debug:
print self.args
# perform the scp
if self.args.list:
self.list_hosts()
else:
self.scp()
def parse_cli_args(self):
parser = argparse.ArgumentParser(description='Openshift Online SSH Tool.')
parser.add_argument('-d', '--debug', default=False,
action="store_true", help="debug mode")
parser.add_argument('-v', '--verbose', default=False,
action="store_true", help="Verbose?")
parser.add_argument('--list', default=False,
action="store_true", help="list out hosts")
parser.add_argument('-r', action='store_true', default=False,
help='Recusrively copy files to or from destination.')
parser.add_argument('-o', '--ssh_opts', action='store',
help='options to pass to SSH.\n \
"-oPort=22,TCPKeepAlive=yes"')
parser.add_argument('src', default='')
parser.add_argument('dest',default='')
self.args = parser.parse_args()
self.parser = parser
def process_host(self):
'''Determine host name and user name for SSH.
'''
self.user = None
self.path = ''
self.host = ''
if '@' in self.args.src:
self.host = self.args.src
else:
self.host = self.args.dest
re_host = re.compile("(.*)@(.*)(:.*$)")
search = re_host.search(self.host)
if search:
# take the first?
self.user = search.groups()[0]
self.host = search.groups()[1]
self.path = search.groups()[2]
else:
print "Could not determine user and hostname."
return
def get_hosts(self, cache_only=False):
'''Query our host inventory and return a dict where the format
equals:
dict['environment'] = [{'servername' : {}}, ]
'''
if cache_only:
self.host_inventory = self.ansible.build_host_dict(['--cache-only'])
else:
self.host_inventory = self.ansible.build_host_dict()
def select_host(self, regex=False):
'''select host attempts to match the host specified
on the command line with a list of hosts.
if regex is specified then we will attempt to match
all *{host_string}* equivalents.
'''
re_host = re.compile(self.host)
results = []
for hostname, server_info in self.host_inventory[self.env].items():
if hostname.split(':')[0] == self.host:
# an exact match, return it!
return [(hostname, server_info)]
elif re_host.search(hostname):
results.append((hostname, server_info))
if results:
return results
else:
print "Could not find specified host: %s in %s" % (self.host, self.env)
# default - no results found.
return None
def list_hosts(self, limit=None):
'''Function to print out the host inventory.
Takes a single parameter to limit the number of hosts printed.
'''
if self.env:
results = self.select_host(True)
if len(results) == 1:
hostname, server_info = results[0]
sorted_keys = server_info.keys()
sorted_keys.sort()
for key in sorted_keys:
print '{0:<35} {1}'.format(key, server_info[key])
else:
for host_id, server_info in results[:limit]:
name = server_info['ec2_tag_Name']
ec2_id = server_info['ec2_id']
ip = server_info['ec2_ip_address']
print '{ec2_tag_Name:<35} {ec2_tag_environment:<8} {ec2_id:<15} {ec2_ip_address}'.format(**server_info)
if limit:
print
print 'Showing only the first %d results...' % limit
print
else:
for env, host_ids in self.host_inventory.items():
for host_id, server_info in host_ids.items():
name = server_info['ec2_tag_Name']
ec2_id = server_info['ec2_id']
ip = server_info['ec2_ip_address']
print '{ec2_tag_Name:<35} {ec2_tag_environment:<5} {ec2_id:<15} {ec2_ip_address}'.format(**server_info)
def scp(self):
'''scp files to or from a specified host
'''
try:
# shell args start with the program name in position 1
scp_args = ['/usr/bin/scp']
if self.args.verbose:
scp_args.append('-v')
if self.args.ssh_opts:
for arg in self.args.ssh_opts.split(","):
scp_args.append("-o%s" % arg)
result = self.select_host()
if not result:
return # early exit, no results
if len(result) > 1:
self.list_hosts(10)
return # early exit, too many results
# Assume we have one and only one.
hostname, server_info = result[0]
dns = server_info['ec2_public_dns_name']
scp_args.append(dns)
#last argument
if self.args.command:
scp_args.append("%s" % self.args.command)
print "Running: %s\n" % ' '.join(scp_args)
os.execve('/usr/bin/scp', scp_args, os.environ)
except:
print traceback.print_exc()
print sys.exc_info()
if __name__ == '__main__':
oscp = Oscp()
|
