Only ask for keyring password once

This makes https://bugzilla.redhat.com/show_bug.cgi?id=1859476 much less painful.

8744.patch

@@ -0,0 +1,79 @@
+From 23a2fef3919d773041f0c06e5f1a85471132098c Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Miro=20Hron=C4=8Dok?= <miro@hroncok.cz>
+Date: Mon, 3 Aug 2020 10:41:03 +0200
+Subject: [PATCH] When one keyring attempt fails, don't bother with more
+
+This makes https://github.com/pypa/pip/issues/8090 much less painful.
+---
+ news/8090.bugfix                   |  3 +++
+ src/pip/_internal/network/auth.py  |  2 ++
+ tests/unit/test_networking_auth.py | 26 ++++++++++++++++++++++++++
+ 3 files changed, 31 insertions(+)
+ create mode 100644 news/8090.bugfix
+
+diff --git a/news/8090.bugfix b/news/8090.bugfix
+new file mode 100644
+index 0000000..e9f2b7c
+--- /dev/null
++++ b/news/8090.bugfix
+@@ -0,0 +1,3 @@
++Only attempt to use the keyring once and if it fails, don't try again.
++This prevents spamming users with several keyring unlock prompts when they
++cannot unlock or don't want to do so.
+diff --git a/src/pip/_internal/network/auth.py b/src/pip/_internal/network/auth.py
+index 1e1da54..c101f93 100644
+--- a/src/pip/_internal/network/auth.py
++++ b/src/pip/_internal/network/auth.py
+@@ -45,6 +45,7 @@ except Exception as exc:
+ 
+ def get_keyring_auth(url, username):
+     """Return the tuple auth for a given url from keyring."""
++    global keyring
+     if not url or not keyring:
+         return None
+ 
+@@ -70,6 +71,7 @@ def get_keyring_auth(url, username):
+         logger.warning(
+             "Keyring is skipped due to an exception: %s", str(exc),
+         )
++        keyring = None
+ 
+ 
+ class MultiDomainBasicAuth(AuthBase):
+diff --git a/tests/unit/test_networking_auth.py b/tests/unit/test_networking_auth.py
+index 0f0b679..0fc5799 100644
+--- a/tests/unit/test_networking_auth.py
++++ b/tests/unit/test_networking_auth.py
+@@ -222,3 +222,29 @@ def test_keyring_get_credential(monkeypatch, url, expect):
+     assert auth._get_new_credentials(
+         url, allow_netrc=False, allow_keyring=True
+     ) == expect
++
++
++class KeyringModuleBroken(object):
++    """Represents the current supported API of keyring, but broken"""
++
++    def __init__(self):
++        self._call_count = 0
++
++    def get_credential(self, system, username):
++        self._call_count += 1
++        raise Exception("This keyring is broken!")
++
++
++def test_broken_keyring_disables_keyring(monkeypatch):
++    keyring_broken = KeyringModuleBroken()
++    monkeypatch.setattr(pip._internal.network.auth, 'keyring', keyring_broken)
++
++    auth = MultiDomainBasicAuth(index_urls=["http://example.com/"])
++
++    assert keyring_broken._call_count == 0
++    for i in range(5):
++        url = "http://example.com/path" + str(i)
++        assert auth._get_new_credentials(
++            url, allow_netrc=False, allow_keyring=True
++        ) == (None, None)
++        assert keyring_broken._call_count == 1
+-- 
+2.26.2
+

python-pip.spec

@@ -16,7 +16,7 @@ Name:           python-%{srcname}
 # When updating, update the bundled libraries versions bellow!
 # You can use vendor_meta.sh in the dist git repo
 Version:        19.3.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        A tool for installing and managing Python packages
 
 # We bundle a lot of libraries with pip, which itself is under MIT license.
@@ -104,6 +104,9 @@ Patch6:         callable-main.patch
 # Backported from https://github.com/pypa/pip/pull/7873
 Patch7:         7873.patch
 
+# Backported from https://github.com/pypa/pip/pull/8744
+Patch8:         8744.patch
+
 # Downstream only patch
 # Users might have local installations of pip from using
 # `pip install --user --upgrade pip` on older/newer versions.
@@ -261,6 +264,7 @@ popd
 %endif
 %patch6 -p1
 %patch7 -p1
+%patch8 -p1
 
 # this goes together with patch4
 rm src/pip/_vendor/certifi/*.pem
@@ -388,6 +392,9 @@ ln -sf %{buildroot}%{_bindir}/pip3 _bin/pip
 %{python_wheeldir}/%{python_wheelname}
 
 %changelog
+* Tue Aug 11 2020 Miro Hrončok <mhroncok@redhat.com> - 19.3.1-4
+- Only ask for keyring password once (#1859476)
+
 * Fri Apr 10 2020 Miro Hrončok <mhroncok@redhat.com> - 19.3.1-3
 - Allow setting $TMPDIR to $PWD/... during pip wheel (#1806625)