diff options
Diffstat (limited to 'bin')
| -rwxr-xr-x | bin/ohi | 68 | ||||
| -rw-r--r-- | bin/openshift_ansible/awsutil.py | 38 |
2 files changed, 66 insertions, 40 deletions
@@ -1,14 +1,16 @@ #!/usr/bin/env python +''' +Ohi = Openshift Host Inventory + +This script provides an easy way to look at your host inventory. + +This depends on multi_inventory being setup correctly. +''' # vim: expandtab:tabstop=4:shiftwidth=4 import argparse -import traceback import sys import os -import re -import tempfile -import time -import subprocess import ConfigParser from openshift_ansible import awsutil @@ -20,6 +22,9 @@ CONFIG_HOST_TYPE_ALIAS_SECTION = 'host_type_aliases' class Ohi(object): + ''' + Class for managing openshift host inventory + ''' def __init__(self): self.host_type_aliases = {} self.file_path = os.path.join(os.path.dirname(os.path.realpath(__file__))) @@ -35,6 +40,10 @@ class Ohi(object): self.aws = awsutil.AwsUtil(self.host_type_aliases) def run(self): + ''' + Call into awsutil and retrieve the desired hosts and environments + ''' + if self.args.list_host_types: self.aws.print_host_types() return 0 @@ -43,18 +52,24 @@ class Ohi(object): if self.args.host_type is not None and \ self.args.env is not None: # Both env and host-type specified - hosts = self.aws.get_host_list(host_type=self.args.host_type, \ - envs=self.args.env) + hosts = self.aws.get_host_list(host_type=self.args.host_type, + envs=self.args.env, + version=self.args.openshift_version, + cached=self.args.cache_only) if self.args.host_type is None and \ self.args.env is not None: # Only env specified - hosts = self.aws.get_host_list(envs=self.args.env) + hosts = self.aws.get_host_list(envs=self.args.env, + version=self.args.openshift_version, + cached=self.args.cache_only) if self.args.host_type is not None and \ self.args.env is None: # Only host-type specified - hosts = self.aws.get_host_list(host_type=self.args.host_type) + hosts = self.aws.get_host_list(host_type=self.args.host_type, + version=self.args.openshift_version, + cached=self.args.cache_only) if hosts is None: # We weren't able to determine what they wanted to do @@ -69,6 +84,9 @@ class Ohi(object): return 0 def parse_config_file(self): + ''' + Parse the config file for ohi + ''' if os.path.isfile(self.config_path): config = ConfigParser.ConfigParser() config.read(self.config_path) @@ -85,23 +103,27 @@ class Ohi(object): parser = argparse.ArgumentParser(description='OpenShift Host Inventory') - parser.add_argument('--list-host-types', default=False, action='store_true', - help='List all of the host types') + parser.add_argument('--list-host-types', default=False, action='store_true', help='List all of the host types') - parser.add_argument('-e', '--env', action="store", - help="Which environment to use") + parser.add_argument('-e', '--env', action="store", help="Which environment to use") - parser.add_argument('-t', '--host-type', action="store", - help="Which host type to use") + parser.add_argument('-t', '--host-type', action="store", help="Which host type to use") - parser.add_argument('-l', '--user', action='store', default=None, - help='username') + parser.add_argument('-l', '--user', action='store', default=None, help='username') + parser.add_argument('-c', '--cache-only', action='store_true', default=False, + help='Retrieve the host inventory by cache only. Default is false.') - self.args = parser.parse_args() + parser.add_argument('-o', '--openshift-version', action='store', default='2', + help='Specify the openshift version. Default is 2') -if __name__ == '__main__': + self.args = parser.parse_args() + +def main(): + ''' + Ohi will do its work here + ''' if len(sys.argv) == 1: print "\nError: No options given. Use --help to see the available options\n" sys.exit(0) @@ -110,5 +132,9 @@ if __name__ == '__main__': ohi = Ohi() exitcode = ohi.run() sys.exit(exitcode) - except ArgumentError as e: - print "\nError: %s\n" % e.message + except ArgumentError as err: + print "\nError: %s\n" % err.message + +if __name__ == '__main__': + main() + diff --git a/bin/openshift_ansible/awsutil.py b/bin/openshift_ansible/awsutil.py index ba32b4dbd..1ea2f914c 100644 --- a/bin/openshift_ansible/awsutil.py +++ b/bin/openshift_ansible/awsutil.py @@ -46,14 +46,17 @@ class AwsUtil(object): self.alias_lookup[value] = key @staticmethod - def get_inventory(args=None): + def get_inventory(args=None, cached=False): """Calls the inventory script and returns a dictionary containing the inventory." Keyword arguments: args -- optional arguments to pass to the inventory script """ minv = multi_inventory.MultiInventory(args) - minv.run() + if cached: + minv.get_inventory_from_cache() + else: + minv.run() return minv.result def get_environments(self): @@ -168,11 +171,12 @@ class AwsUtil(object): host_type = self.resolve_host_type(host_type) return "tag_env-host-type_%s-%s" % (env, host_type) - def get_host_list(self, host_type=None, envs=None): + def get_host_list(self, host_type=None, envs=None, version=None, cached=False): """Get the list of hosts from the inventory using host-type and environment """ + retval = set([]) envs = envs or [] - inv = self.get_inventory() + inv = self.get_inventory(cached=cached) # We prefer to deal with a list of environments if issubclass(type(envs), basestring): @@ -183,29 +187,25 @@ class AwsUtil(object): if host_type and envs: # Both host type and environment were specified - retval = [] for env in envs: - env_host_type_tag = self.gen_env_host_type_tag(host_type, env) - if env_host_type_tag in inv.keys(): - retval += inv[env_host_type_tag] - return set(retval) + retval.update(inv.get('tag_environment_%s' % env, [])) + retval.intersection_update(inv.get(self.gen_host_type_tag(host_type), [])) - if envs and not host_type: + elif envs and not host_type: # Just environment was specified - retval = [] for env in envs: env_tag = AwsUtil.gen_env_tag(env) if env_tag in inv.keys(): - retval += inv[env_tag] - return set(retval) + retval.update(inv.get(env_tag, [])) - if host_type and not envs: + elif host_type and not envs: # Just host-type was specified - retval = [] host_type_tag = self.gen_host_type_tag(host_type) if host_type_tag in inv.keys(): - retval = inv[host_type_tag] - return set(retval) + retval.update(inv.get(host_type_tag, [])) + + # If version is specified then return only hosts in that version + if version: + retval.intersection_update(inv.get('oo_version_%s' % version, [])) - # We should never reach here! - raise ArgumentError("Invalid combination of parameters") + return retval |