!63 change _HOST_PORT_PAT to fix port is 0 but return None

From: @chen-haixing-hw 
Reviewed-by: @seuzw 
Signed-off-by: @seuzw

backport-fixed-issue-with-port-0-returning-None.patch

@@ -0,0 +1,48 @@
+From 25fbd5fb72ae8790cff9512878d302120e387e64 Mon Sep 17 00:00:00 2001
+From: Anil Khatri <anilkhatri.dev@gmail.com>
+Date: Sat, 31 Dec 2022 01:38:50 +0530
+Subject: [PATCH] Fixed issue with port "0" returning None
+ 
+Conflict:adapt:
+1.The content of "@@" is adapted
+2.The line number is adapted
+Reference:https://github.com/urllib3/urllib3/pull/2864
+ 
+---
+ src/urllib3/util/url.py | 2 +-
+ test/test_util.py       | 7 +++++++
+ 2 files changed, 8 insertions(+), 1 deletion(-)
+ 
+diff --git a/src/urllib3/util/url.py b/src/urllib3/util/url.py
+index 8964cef..63166e8 100644
+--- a/src/urllib3/util/url.py
++++ b/src/urllib3/util/url.py
+@@ -63,7 +63,7 @@ IPV6_ADDRZ_RE = re.compile("^" + IPV6_ADDRZ_PAT + "$")
+ BRACELESS_IPV6_ADDRZ_RE = re.compile("^" + IPV6_ADDRZ_PAT[2:-2] + "$")
+ ZONE_ID_RE = re.compile("(" + ZONE_ID_PAT + r")\]$")
+ 
+-_HOST_PORT_PAT = ("^(%s|%s|%s)(?::0*([0-9]{0,5}))?$") % (
++_HOST_PORT_PAT = ("^(%s|%s|%s)(?::0*?(|0|[1-9][0-9]{0,4}))?$") % (
+     REG_NAME_PAT,
+     IPV4_PAT,
+     IPV6_ADDRZ_PAT,
+diff --git a/test/test_util.py b/test/test_util.py
+index f6c8b43..7d512f5 100644
+--- a/test/test_util.py
++++ b/test/test_util.py
+@@ -347,6 +347,13 @@ class TestUtil(object):
+         url = parse_url("https://example.com:0000000000080")
+         assert url.port == 80
+ 
++    def test_parse_url_only_zeros(self):
++        url = parse_url("https://example.com:0")
++        assert url.port == 0
++
++        url = parse_url("https://example.com:000000000000")
++        assert url.port == 0
++
+     def test_Url_str(self):
+         U = Url("http", host="google.com")
+         assert str(U) == U.url
+--
+2.27.0

python-urllib3.spec

@@ -3,7 +3,7 @@
 
 Name:           python-%{srcname}
 Version:        1.26.12
-Release:        2
+Release:        3
 Summary:        Sanity-friendly HTTP client for Python
 License:        MIT
 URL:            https://urllib3.readthedocs.io
@@ -13,6 +13,7 @@ Source1:        ssl_match_hostname_py3.py
 Patch0001:      remove_mock.patch
 Patch6000:      backport-CVE-2021-28363.patch
 Patch6001:      backport-strip-leading-zeros-form-ports.patch
+Patch6002:      backport-fixed-issue-with-port-0-returning-None.patch
 
 BuildArch:      noarch
 
@@ -78,6 +79,12 @@ PYTHONPATH=%{buildroot}%{python3_sitelib}:%{python3_sitelib} %{__python3} -m pyt
 %{python3_sitelib}/urllib3-*.egg-info
 
 %changelog
+* Fri Feb 10 2023 chenhaixing <chenhaixing@huawei.com> - 1.26.12-3
+- Type:bugfix
+- CVE:NA
+- SUG:NA
+- DESC:change _HOST_PORT_PAT to fix port is 0 but return None
+
 * Sat Dec 17 2022 chenhaixing <chenhaixing@huawei.com> - 1.26.12-2
 - DESC:fix util.parse_url function traceback when port have leading zeros