From bdbc7d95e823cb3d2b0aebe00f7966040714dbfd Mon Sep 17 00:00:00 2001 From: Tim Bielawa Date: Thu, 13 Jul 2017 15:37:18 -0400 Subject: Fix NO_PROXY environment variable setting --- roles/openshift_facts/library/openshift_facts.py | 100 +++++++++++++++-------- 1 file changed, 68 insertions(+), 32 deletions(-) (limited to 'roles') diff --git a/roles/openshift_facts/library/openshift_facts.py b/roles/openshift_facts/library/openshift_facts.py index 04b5dc86b..0a9f3cd9b 100755 --- a/roles/openshift_facts/library/openshift_facts.py +++ b/roles/openshift_facts/library/openshift_facts.py @@ -1643,38 +1643,74 @@ def set_proxy_facts(facts): if 'common' in facts: common = facts['common'] - # No openshift_no_proxy settings detected, empty list for now - if 'no_proxy' not in common: - common['no_proxy'] = [] - - # _no_proxy settings set. It is just a simple string, not a - # list or anything - elif 'no_proxy' in common and isinstance(common['no_proxy'], string_types): - # no_proxy is now a list of all the comma-separated items - # in the _no_proxy value - common['no_proxy'] = common['no_proxy'].split(",") - - # at this point common['no_proxy'] is a LIST datastructure. It - # may be empty, or it may contain some hostnames or ranges. - - # We always add local dns domain, the service domain, and - # ourselves, no matter what (if you are setting any - # NO_PROXY values) - common['no_proxy'].append('.svc') - common['no_proxy'].append('.' + common['dns_domain']) - common['no_proxy'].append(common['hostname']) - - # You are also setting system proxy vars, openshift_http_proxy/openshift_https_proxy - if 'http_proxy' in common or 'https_proxy' in common: - # You want to generate no_proxy hosts and it's a boolean value - if 'generate_no_proxy_hosts' in common and safe_get_bool(common['generate_no_proxy_hosts']): - # And you want to set up no_proxy for internal hostnames - if 'no_proxy_internal_hostnames' in common: - # Split the internal_hostnames string by a comma - # and add that list to the overall no_proxy list - common['no_proxy'].extend(common['no_proxy_internal_hostnames'].split(',')) - - common['no_proxy'] = ','.join(sort_unique(common['no_proxy'])) + ###################################################################### + # We can exit early now if we don't need to set any proxy facts + proxy_params = ['no_proxy', 'https_proxy', 'http_proxy'] + # If any of the known Proxy Params (pp) are defined + proxy_settings_defined = any( + [True for pp in proxy_params if pp in common] + ) + + if not proxy_settings_defined: + return facts + + # As of 3.6 if ANY of the proxy parameters are defined in the + # inventory then we MUST add certain domains to the NO_PROXY + # environment variable. + + ###################################################################### + + # Spot to build up some data we may insert later + raw_no_proxy_list = [] + + # Automatic 3.6 NO_PROXY additions if a proxy is in use + svc_cluster_name = ['.svc', '.' + common['dns_domain'], common['hostname']] + + # auto_hosts: Added to NO_PROXY list if any proxy params are + # set in the inventory. This a list of the FQDNs of all + # cluster hosts: + auto_hosts = common['no_proxy_internal_hostnames'].split(',') + + # custom_no_proxy_hosts: If you define openshift_no_proxy in + # inventory we automatically add those hosts to the list: + if 'no_proxy' in common: + custom_no_proxy_hosts = common['no_proxy'].split(',') + else: + custom_no_proxy_hosts = [] + + # This should exist no matter what. Defaults to true. + if 'generate_no_proxy_hosts' in common: + generate_no_proxy_hosts = safe_get_bool(common['generate_no_proxy_hosts']) + + ###################################################################### + + # You set a proxy var. Now we are obliged to add some things + raw_no_proxy_list = svc_cluster_name + custom_no_proxy_hosts + + # You did not turn openshift_generate_no_proxy_hosts to False + if generate_no_proxy_hosts: + raw_no_proxy_list.extend(auto_hosts) + + ###################################################################### + + # Was anything actually added? There should be something by now. + processed_no_proxy_list = sort_unique(raw_no_proxy_list) + if processed_no_proxy_list != list(): + common['no_proxy'] = ','.join(processed_no_proxy_list) + else: + # Somehow we got an empty list. This should have been + # skipped by now in the 'return' earlier. If + # common['no_proxy'] is DEFINED it will cause unexpected + # behavior and bad templating. Ensure it does not + # exist. Even an empty list or string will have undesired + # side-effects. + del common['no_proxy'] + + ###################################################################### + # In case you were wondering, because 'common' is a reference + # to the object facts['common'], there is no need to re-assign + # it. + return facts -- cgit v1.2.3 From b99b5544d49d06c5c8b450f4ba9b8f6c160db8cb Mon Sep 17 00:00:00 2001 From: Tim Bielawa Date: Mon, 17 Jul 2017 15:51:35 -0400 Subject: Other playbooks maybe expecting this to be at least an empty string. I think they default it to an empty list if its not found. --- roles/openshift_facts/library/openshift_facts.py | 1 + 1 file changed, 1 insertion(+) (limited to 'roles') diff --git a/roles/openshift_facts/library/openshift_facts.py b/roles/openshift_facts/library/openshift_facts.py index 0a9f3cd9b..beef77896 100755 --- a/roles/openshift_facts/library/openshift_facts.py +++ b/roles/openshift_facts/library/openshift_facts.py @@ -1652,6 +1652,7 @@ def set_proxy_facts(facts): ) if not proxy_settings_defined: + common['no_proxy'] = '' return facts # As of 3.6 if ANY of the proxy parameters are defined in the -- cgit v1.2.3