URL: https://github.com/freeipa/freeipa/pull/681
Author: alex-zel
Title: #681: Fix ipadiscovery
Action: opened
PR body:
"""
Sort SRV records for LDAP/KRB based on priority.
"""
To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/681/head:pr681
git checkout pr681
From 3ac30ca118685134dd38b07e4b55ecbb4c880a3a Mon Sep 17 00:00:00 2001
From: Alex Zeleznikov <a...@iucc.ac.il>
Date: Sun, 2 Apr 2017 11:53:11 +0300
Subject: [PATCH 1/2] ipadiscovery sort SRV record by priority
Sort SRV records for LDAP/KRB based on priority.
---
ipaclient/install/ipadiscovery.py | 22 ++++++++++++++++++++--
1 file changed, 20 insertions(+), 2 deletions(-)
diff --git a/ipaclient/install/ipadiscovery.py b/ipaclient/install/ipadiscovery.py
index 46e05c9..c6fc240 100644
--- a/ipaclient/install/ipadiscovery.py
+++ b/ipaclient/install/ipadiscovery.py
@@ -492,7 +492,16 @@ def ipadns_search_srv(self, domain, srv_record_name, default_port,
root_logger.debug("Search DNS for SRV record of %s", qname)
try:
- answers = resolver.query(qname, rdatatype.SRV)
+ answers = []
+ dns_answers = resolver.query(qname, rdatatype.SRV)
+ for answer in dns_answers:
+ if not len(answers):
+ answers.append(answer)
+ else:
+ i = 0
+ while i < len(answers) and answer.priority > answers[i].priority:
+ i += 1
+ answers.insert(i, answer)
except DNSException as e:
root_logger.debug("DNS record not found: %s", e.__class__.__name__)
answers = []
@@ -521,7 +530,16 @@ def ipadnssearchkrbrealm(self, domain=None):
root_logger.debug("Search DNS for TXT record of %s", qname)
try:
- answers = resolver.query(qname, rdatatype.TXT)
+ answers = []
+ dns_answers = resolver.query(qname, rdatatype.SRV)
+ for answer in dns_answers:
+ if not len(answers):
+ answers.append(answer)
+ else:
+ i = 0
+ while i < len(answers) and answer.priority > answers[i].priority:
+ i += 1
+ answers.insert(i, answer)
except DNSException as e:
root_logger.debug("DNS record not found: %s", e.__class__.__name__)
answers = []
From 993c99868f3e033122bfe6fc95f53c701243d3f0 Mon Sep 17 00:00:00 2001
From: Alex Zel <alex88...@gmail.com>
Date: Sun, 2 Apr 2017 12:04:11 +0300
Subject: [PATCH 2/2] fix indentation
---
ipaclient/install/ipadiscovery.py | 36 ++++++++++++++++++------------------
1 file changed, 18 insertions(+), 18 deletions(-)
diff --git a/ipaclient/install/ipadiscovery.py b/ipaclient/install/ipadiscovery.py
index c6fc240..4f18398 100644
--- a/ipaclient/install/ipadiscovery.py
+++ b/ipaclient/install/ipadiscovery.py
@@ -493,15 +493,15 @@ def ipadns_search_srv(self, domain, srv_record_name, default_port,
try:
answers = []
- dns_answers = resolver.query(qname, rdatatype.SRV)
- for answer in dns_answers:
- if not len(answers):
- answers.append(answer)
- else:
- i = 0
- while i < len(answers) and answer.priority > answers[i].priority:
- i += 1
- answers.insert(i, answer)
+ dns_answers = resolver.query(qname, rdatatype.SRV)
+ for answer in dns_answers:
+ if not len(answers):
+ answers.append(answer)
+ else:
+ i = 0
+ while i < len(answers) and answer.priority > answers[i].priority:
+ i += 1
+ answers.insert(i, answer)
except DNSException as e:
root_logger.debug("DNS record not found: %s", e.__class__.__name__)
answers = []
@@ -531,15 +531,15 @@ def ipadnssearchkrbrealm(self, domain=None):
try:
answers = []
- dns_answers = resolver.query(qname, rdatatype.SRV)
- for answer in dns_answers:
- if not len(answers):
- answers.append(answer)
- else:
- i = 0
- while i < len(answers) and answer.priority > answers[i].priority:
- i += 1
- answers.insert(i, answer)
+ dns_answers = resolver.query(qname, rdatatype.SRV)
+ for answer in dns_answers:
+ if not len(answers):
+ answers.append(answer)
+ else:
+ i = 0
+ while i < len(answers) and answer.priority > answers[i].priority:
+ i += 1
+ answers.insert(i, answer)
except DNSException as e:
root_logger.debug("DNS record not found: %s", e.__class__.__name__)
answers = []
--
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