Fix build on SLE12

Fixes: #1123
Fixes: #1103
Signed-off-by: Michal Suchanek <msuchanek@suse.de>

.github/workflows/unittests.yaml

@@ -50,7 +50,7 @@ jobs:
             zypper --non-interactive --gpg-auto-import-keys refresh
             zypper --non-interactive dist-upgrade
             zypper --non-interactive install git-lfs
-            zypper --non-interactive install diffstat diffutils python3 python3-chardet python3-M2Crypto python3-pip python3-rpm python3-setuptools
+            zypper --non-interactive install diffstat diffutils python3 python3-M2Crypto python3-pip python3-rpm python3-setuptools
 
       - name: 'Install packages (Fedora/CentOS)'
         if: ${{ startsWith(matrix.container, 'fedora:') || contains(matrix.container, 'centos:')  }}
@@ -58,7 +58,7 @@ jobs:
             dnf -y makecache
             dnf -y distro-sync
             dnf -y install git-lfs
-            dnf -y install diffstat diffutils python3 python3-chardet python3-m2crypto python3-pip python3-rpm python3-setuptools
+            dnf -y install diffstat diffutils python3 python3-m2crypto python3-pip python3-rpm python3-setuptools
 
       - name: 'Install packages (Debian/Ubuntu)'
         if: ${{ startsWith(matrix.container, 'debian:') || startsWith(matrix.container, 'ubuntu:')  }}
@@ -66,7 +66,7 @@ jobs:
             apt-get -y update
             apt-get -y upgrade
             apt-get -y --no-install-recommends install git-lfs
-            apt-get -y --no-install-recommends install diffstat diffutils python3 python3-chardet python3-m2crypto python3-pip python3-rpm python3-setuptools
+            apt-get -y --no-install-recommends install diffstat diffutils python3 python3-m2crypto python3-pip python3-rpm python3-setuptools
 
       - uses: actions/checkout@v3
 

osc/conf.py

@@ -537,7 +537,11 @@ def _build_opener(apiurl):
         def http_error_401(self, req, fp, code, msg, headers):
             self._rewind_request(req)
             authreqs = {}
-            for authreq in headers.get_all('www-authenticate', []):
+            if hasattr(headers, "get_all"):
+                all_headers = headers.get_all('www-authenticate', [])
+            else:
+                all_headers = headers.getallmatchingheaders('www-authenticate')
+            for authreq in all_headers:
                 scheme = authreq.split()[0].lower()
                 authreqs[scheme] = authreq
 

osc/credentials.py

@@ -1,3 +1,5 @@
+from __future__ import print_function
+
 import importlib
 import bz2
 import base64
@@ -29,7 +31,6 @@ except BaseException as e:
     print(msg, e, file=sys.stderr)
     gnomekeyring = None
 
-from . import conf
 from . import oscerr
 
 
@@ -234,6 +235,7 @@ class KeyringCredentialsManager(AbstractCredentialsManager):
             keyring_backend = keyring.core.load_keyring(self._backend_cls_name)
         except ModuleNotFoundError:
             msg = "Invalid credentials_mgr_class: {}".format(self._backend_cls_name)
+            from . import conf
             raise oscerr.ConfigError(msg, conf.config['conffile'])
         keyring.set_keyring(keyring_backend)
 
@@ -420,6 +422,7 @@ def create_credentials_manager(url, cp):
         creds_mgr = getattr(importlib.import_module(mod), cls).create(cp, options)
     except ModuleNotFoundError:
         msg = "Invalid credentials_mgr_class: {}".format(creds_mgr_cls)
+        from . import conf
         raise oscerr.ConfigError(msg, conf.config['conffile'])
     return creds_mgr
 

setup.py

@@ -103,7 +103,7 @@ setuptools.setup(
     packages=['osc', 'osc.util'],
     scripts=['osc-wrapper.py'],
     data_files=data_files,
-    install_requires=['M2Crypto', 'chardet'],
+    install_requires=['M2Crypto'],
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Environment :: Console",
@@ -129,5 +129,4 @@ setuptools.setup(
     ],
     # Override certain command classes with our own ones
     cmdclass=cmdclass,
-    test_suite="tests",
 )