From 6b74f852258b51c1558aff3967288a57ca4efb86 Mon Sep 17 00:00:00 2001
From: Thomas Wiest <twiest@redhat.com>
Date: Fri, 10 Apr 2015 16:30:32 -0400
Subject: added ohi

---
 bin/ohi                        | 96 ++++++++++++++++++++++++++++++++++++++++++
 bin/openshift-ansible-bin.spec |  2 +-
 2 files changed, 97 insertions(+), 1 deletion(-)
 create mode 100755 bin/ohi

(limited to 'bin')

diff --git a/bin/ohi b/bin/ohi
new file mode 100755
index 000000000..06a375cdb
--- /dev/null
+++ b/bin/ohi
@@ -0,0 +1,96 @@
+#!/usr/bin/env python
+# 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
+
+CONFIG_MAIN_SECTION = 'main'
+CONFIG_HOST_TYPE_ALIAS_SECTION = 'host_type_aliases'
+CONFIG_INVENTORY_OPTION = 'inventory'
+
+class ArgumentMismatchError(ValueError): pass
+
+class Ohi(object):
+    def __init__(self):
+        self.inventory = None
+        self.host_type_aliases = {}
+        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()
+
+        self.aws = awsutil.AwsUtil(self.inventory, self.host_type_aliases)
+
+    def run(self):
+        if self.args.list_host_types:
+            self.aws.print_host_types()
+            return 0
+
+        if self.args.env and \
+           self.args.host_type:
+            hosts = self.aws.get_host_list(self.args.host_type, self.args.env)
+            for host in hosts:
+                print host
+            return 0
+
+        # If it makes it here, we weren't able to determine what they wanted to do
+        raise ArgumentMismatchError("Invalid combination of arguments")
+
+    def parse_config_file(self):
+        if os.path.isfile(self.config_path):
+            config = ConfigParser.ConfigParser()
+            config.read(self.config_path)
+
+            if config.has_section(CONFIG_MAIN_SECTION) and \
+               config.has_option(CONFIG_MAIN_SECTION, CONFIG_INVENTORY_OPTION):
+                self.inventory = config.get(CONFIG_MAIN_SECTION, CONFIG_INVENTORY_OPTION)
+
+            self.host_type_aliases = {}
+            if config.has_section(CONFIG_HOST_TYPE_ALIAS_SECTION):
+                for alias in config.options(CONFIG_HOST_TYPE_ALIAS_SECTION):
+                    value = config.get(CONFIG_HOST_TYPE_ALIAS_SECTION, alias).split(',')
+                    self.host_type_aliases[alias] = value
+
+    def parse_cli_args(self):
+        """Setup the command line parser with the options we want
+        """
+
+        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('-e', '--env', action="store",
+                       help="Which environment to use")
+
+        parser.add_argument('-t', '--host-type', action="store",
+                       help="Which host type to use")
+
+        self.args = parser.parse_args()
+
+
+if __name__ == '__main__':
+    if len(sys.argv) == 1:
+        print "\nError: No options given. Use --help to see the available options\n"
+        sys.exit(0)
+
+    try:
+        ohi = Ohi()
+        exitcode = ohi.run()
+        sys.exit(exitcode)
+    except ArgumentMismatchError as e:
+        print "\nError: %s\n" % e.message
diff --git a/bin/openshift-ansible-bin.spec b/bin/openshift-ansible-bin.spec
index 695aebc28..876bca1d7 100644
--- a/bin/openshift-ansible-bin.spec
+++ b/bin/openshift-ansible-bin.spec
@@ -23,7 +23,7 @@ mkdir -p %{buildroot}%{python_sitelib}/openshift_ansible
 mkdir -p %{buildroot}/etc/bash_completion.d
 mkdir -p %{buildroot}/etc/openshift_ansible
 
-cp -p ossh oscp opssh %{buildroot}%{_bindir}
+cp -p ossh oscp opssh ohi %{buildroot}%{_bindir}
 cp -p openshift_ansible/* %{buildroot}%{python_sitelib}/openshift_ansible
 cp -p ossh_bash_completion %{buildroot}/etc/bash_completion.d
 
-- 
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