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|
#!/usr/bin/env python2
# vim: expandtab:tabstop=4:shiftwidth=4
import argparse
import traceback
import sys
import os
import re
import ConfigParser
from openshift_ansible import awsutil
CONFIG_MAIN_SECTION = 'main'
class Oscp(object):
def __init__(self):
self.host = None
self.user = ''
self.file_path = os.path.join(os.path.dirname(os.path.realpath(__file__)))
# Default the config path to /etc
self.config_path = os.path.join(os.path.sep, 'etc', \
'openshift_ansible', \
'openshift_ansible.conf')
self.parse_cli_args()
self.parse_config_file()
# parse host and user
self.process_host()
self.aws = awsutil.AwsUtil()
# get a dict of host inventory
if self.args.refresh_cache:
self.get_hosts(True)
else:
self.get_hosts()
if (self.args.src == '' or self.args.dest == '') and not self.args.list:
self.parser.print_help()
return
if self.args.debug:
print self.host
print self.args
# perform the scp
if self.args.list:
self.list_hosts()
else:
self.scp()
def parse_config_file(self):
if os.path.isfile(self.config_path):
config = ConfigParser.ConfigParser()
config.read(self.config_path)
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('--refresh-cache', default=False,
action="store_true", help="Force a refresh on the host cache.")
parser.add_argument('--list', default=False,
action="store_true", help="list out hosts")
parser.add_argument('-r', '--recurse', action='store_true', default=False,
help='Recursively 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', nargs='?', default='')
parser.add_argument('dest',nargs='?', default='')
self.args = parser.parse_args()
self.parser = parser
def process_host(self):
'''Determine host name and user name for SSH.
'''
# is the first param passed a valid file?
if os.path.isfile(self.args.src) or os.path.isdir(self.args.src):
self.local_src = True
self.host = self.args.dest
else:
self.local_src = False
self.host = self.args.src
if '@' in self.host:
re_host = re.compile("(.*@)(.*)(:.*$)")
else:
re_host = re.compile("(.*)(:.*$)")
search = re_host.search(self.host)
if search:
if len(search.groups()) > 2:
self.user = search.groups()[0]
self.host = search.groups()[1]
self.path = search.groups()[2]
else:
self.host = search.groups()[0]
self.path = search.groups()[1]
def get_hosts(self, refresh_cache=False):
'''Query our host inventory and return a dict where the format '''
if refresh_cache:
self.host_inventory = self.aws.get_inventory(['--refresh-cache'])['_meta']['hostvars']
else:
self.host_inventory = self.aws.get_inventory()['_meta']['hostvars']
def select_host(self):
'''select host attempts to match the host specified
on the command line with a list of hosts.
'''
results = None
if self.host_inventory.has_key(self.host):
results = (self.host, self.host_inventory[self.host])
else:
print "Could not find specified host: %s." % self.host
# default - no results found.
return results
def list_hosts(self, limit=None):
'''Function to print out the host inventory.
Takes a single parameter to limit the number of hosts printed.
'''
for host_id, server_info in self.host_inventory.items():
print '{oo_name:<35} {oo_clusterid:<10} {oo_environment:<8} ' \
'{oo_id:<15} {oo_public_ip:<18} {oo_private_ip:<18}'.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.recurse:
scp_args.append('-r')
if self.args.ssh_opts:
for arg in self.args.ssh_opts.split(","):
scp_args.append("-o%s" % arg)
results = self.select_host()
if self.args.debug: print results
if not results:
return # early exit, no results
# Assume we have one and only one.
server_info = results[1]
host_str = "%s%s%s" % (self.user, server_info['oo_public_ip'], self.path)
if self.local_src:
scp_args.append(self.args.src)
scp_args.append(host_str)
else:
scp_args.append(host_str)
scp_args.append(self.args.dest)
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()
|
