Merge branch 'master' into add-registry-sidecar-support

.github/workflows/ci-testing.yml

@@ -0,0 +1,28 @@
+name: CI-Code-Style
+
+on: [push]
+
+jobs:
+  unit_tests:
+    name: Linter checks
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        python-version: [3.6]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Python${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install Tox
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install tox
+      - name: Run code checks
+        run: |
+          tox -e check
+          tox -e "unit_py${PY_VER/./_}" -- -n auto
+        env:
+          PY_VER: ${{ matrix.python-version }}

.gitignore

@@ -0,0 +1,9 @@
+# Distribution / packaging
+*.egg-info
+
+# Unit test / coverage reports
+.tox/
+.coverage
+.cache
+**/*/__pycache__/
+.pytest_cache

.virtualenv.dev-requirements.txt

@@ -0,0 +1,15 @@
+-r .virtualenv.requirements.txt
+
+# python unit testing framework
+pytest
+pytest-cov
+coverage
+
+# Rolling backport of unittest.mock for all Pythons
+mock
+
+# Python style guide checker
+flake8
+
+# Version-bump your software with a single command!
+bumpversion

.virtualenv.requirements.txt

@@ -0,0 +1,4 @@
+lxml
+requests
+dnspython
+M2Crypto

cloud-regionsrv-client.spec

@@ -16,7 +16,7 @@
 #
 
 
-%define base_version 10.1.6
+%define base_version 10.1.8
 Name:           cloud-regionsrv-client
 Version:        %{base_version}
 Release:        0
@@ -188,6 +188,9 @@ fi
 %dir %{_usr}/lib/zypp/plugins/urlresolver
 %dir /var/cache/cloudregister
 %{_mandir}/man*/*
+# Do not expect the user that needs containers to have root access
+# on the system
+%{_bindir}/cloudguestregistryauth
 %{_sbindir}/cloudguest-repo-service
 %{_sbindir}/containerbuild-regionsrv
 %{_sbindir}/createregioninfo

etc/regionserverclnt.cfg

@@ -1,12 +1,13 @@
 [server]
 api = regionInfo
-certLocation = /var/lib/regionService/certs
+certLocation = /usr/lib/regionService/certs
 regionsrv = COMMA_SEP_LIST_OF_CLOUD_SPECIFIC_REGION_SERVER
 metadata_server = OPTIONAL_URL_FOR_METADATA_SERVER_SMT_INFO
 
 [instance]
 dataProvider = none
 instanceArgs = none
+httpsOnly = true
 
 [service]
 verifyAccess = none

integration_test-process.txt

@@ -35,6 +35,13 @@ After installing the test package with "zypper in"
   + success message on stdout
   + $? is 0
   + zypper lr has repos
+- Update server failover
+  + ip=`grep susecloud.net /etc/hosts | cut -f1`
+  + iptables -A OUTPUT -d $ip -j DROP
+  + zypper ref
+  + grep -i equivalent /var/log/cloudregister
+  + grep susecloud.net /etc/hosts
+  + IP addresses in the last two outputs should match
 
 byos - test on SLES4SAP instance
 After installing the test package with "zypper in"
@@ -57,9 +64,9 @@ After installing the test package with "zypper in"
   + no error no message
   + zypper lr has no repos
 - SUSEConnect -r XXX
-  + registartion successful
+  + registration successful
 - SUSEConnect -p sle-module-public-cloud/$VERSION/x86_64
-  + registartion successful
+  + registration successful
 - SUSEConnect -d -p sle-module-public-cloud/$VERSION/x86_64
   + module deletion successful
   + Requires SUSEConnect > 0.3.32
@@ -79,7 +86,7 @@ After installing the test package with "zypper in"
   + $? is 0
   + repos include HA
 - SUSEConnect -p sle-module-public-cloud/$VERSION/x86_64
-  + registartion successful
+  + registration successful
   + Cloud based RMT server is the target
 - registercloudguest --clean
 

lib/cloudregister/VERSION

@@ -1 +1 @@
-10.1.6
+10.1.8

lib/cloudregister/amazonec2.py

@@ -32,18 +32,18 @@ def generateRegionSrvArgs():
     for imds_ip in imds_ips:
         imds_addr = imds_ip
         if ':' in imds_ip:
-            imds_addr = '[%s]' %imds_ip
+            imds_addr = '[%s]' % imds_ip
         try:
             token_resp = requests.put(
-                token_url %imds_addr,
+                token_url % imds_addr,
                 headers=token_header
             )
             if token_resp.status_code == 200:
                 zone_req_header = {'X-aws-ec2-metadata-token': token_resp.text}
             else:
                 continue
         except requests.exceptions.RequestException:
-            msg = 'Unable to retrieve IMDSv2 token using %s' %imds_ip
+            msg = 'Unable to retrieve IMDSv2 token using %s' % imds_ip
             logging.info(msg)
             continue
         break
@@ -58,8 +58,8 @@ def generateRegionSrvArgs():
     for imds_ip in imds_ips:
         imds_addr = imds_ip
         if ':' in imds_ip and '[' not in imds_ip:
-            imds_addr = '[%s]' %imds_ip
-        metadata_url = 'http://%s/latest/meta-data/' %imds_addr
+            imds_addr = '[%s]' % imds_ip
+        metadata_url = 'http://%s/latest/meta-data/' % imds_addr
         zone_info = 'placement/availability-zone'
 
         try:
@@ -104,6 +104,5 @@ def generateRegionSrvArgs():
             logging.warning('\tMessage: %s' % zone_resp.text)
             if imds_ip == imds_ips[-1]:
                 return
-            continue
 
     return 'regionHint=' + region

lib/cloudregister/registerutils.py

@@ -461,7 +461,10 @@ def get_available_smt_servers():
     if not os.path.exists(get_state_dir()):
         return available_smt_servers
     smt_data_files = glob.glob(
-        os.path.join(get_state_dir(), AVAILABLE_SMT_SERVER_DATA_FILE_NAME % '*')
+        os.path.join(
+            get_state_dir(),
+            AVAILABLE_SMT_SERVER_DATA_FILE_NAME % '*'
+        )
     )
     for smt_data in smt_data_files:
         available_smt_servers.append(get_smt_from_store(smt_data))
@@ -564,6 +567,14 @@ def set_registry_order_search(registry_fqdn):
     _set_registry_order_search_docker(registry_fqdn)
 
 
+def refresh_registry_credentials():
+    """Refresh registry credentials."""
+    # to silence InsecureRequestWarning
+    # should be fixed on a different PR
+    requests.packages.urllib3.disable_warnings()
+    return get_activations()
+
+
 # ----------------------------------------------------------------------------
 def get_credentials_file(update_server, service_name=None):
     """Return the credentials filename.
@@ -617,9 +628,9 @@ def get_current_smt():
     smt_ipv6 = smt.get_ipv6()
     smt_fqdn = smt.get_FQDN()
     # A bit cumbersome to support Python 3.4
-    ipv4_search = '%s\s' % smt_ipv4
-    ipv6_search = '%s\s' % smt_ipv6
-    fqdn_search = '\s%s\s' % smt_fqdn
+    ipv4_search = r'%s\s' % smt_ipv4
+    ipv6_search = r'%s\s' % smt_ipv6
+    fqdn_search = r'\s%s\s' % smt_fqdn
     with open(HOSTSFILE_PATH, 'rb') as hosts_file:
         hosts = hosts_file.read()
     if (
@@ -808,6 +819,7 @@ def get_smt(cache_refreshed=None):
                     # Fetch cert for new target server
                     import_smt_cert(new_target)
                     # Verify the new target server has our credentials
+                    replace_hosts_entry(current_smt, new_target)
                     credentials_file_path = get_credentials_file(new_target)
                     user, password = get_credentials(credentials_file_path)
                     if not has_smt_access(
@@ -824,8 +836,8 @@ def get_smt(cache_refreshed=None):
                         msg += 'current, %s, target update server.'
                         msg += 'Try again later.'
                         logging.error(msg % (new_target_ips, original_smt_ips))
+                        replace_hosts_entry(new_target, current_smt)
                         return current_smt
-                    replace_hosts_entry(current_smt, new_target)
                     set_as_current_smt(new_target)
                     return new_target
     else:
@@ -992,7 +1004,7 @@ def has_region_changed(cfg):
             registered_region = json.loads(
                 framework_file.read()
             )
-    except:
+    except Exception:
         return False
 
     if (

lib/cloudregister/smt.py

@@ -211,7 +211,7 @@ def write_cert(self, target_dir):
         # we write here with the known pattern.
         for cert_name in certs_to_write:
             try:
-                with open(ca_file_path %cert_name, 'w') as smt_ca_file:
+                with open(ca_file_path % cert_name, 'w') as smt_ca_file:
                     smt_ca_file.write(cert)
             except IOError:
                 errMsg = 'Could not store update server certificate'
@@ -232,8 +232,8 @@ def _form_srv_check_urls(self):
             rmt_ip = srv_ip
             # Per rfc3986 IPv6 addresses in a URI are enclosed in []
             if isinstance(ipaddress.ip_address(rmt_ip), ipaddress.IPv6Address):
-                rmt_ip = '[%s]' %srv_ip
-            health_url = 'https://%s/api/health/status' %rmt_ip
+                rmt_ip = '[%s]' % srv_ip
+            health_url = 'https://%s/api/health/status' % rmt_ip
             cert_url = '%s://%s/' % (self._protocol, rmt_ip)
             check_urls[health_url] = cert_url
 

man/man1/cloudguestregistryauth.1

@@ -0,0 +1,12 @@
+.\" Process this file with
+.\" groff -man -Tascii cloudguestregstryauth.1
+.\"
+.TH cloudguestregstryauth.1
+.SH NAME
+cloudguestregstryauth \- Refresh registry credentials for a registered SUSE Linux Enterprise instance
+.SH SYNOPSIS
+.B cloudguestregstryauth
+.SH DESCRIPTION
+.B cloudguestregstryauth
+Refresh registry credentials for a registered SUSE Linux Enterprise instance. The client will reach
+out to the already configured update server to refresh the existing credentials.

tests/data/regionserverclnt.cfg

@@ -1,5 +1,5 @@
 [server]
 api = regionInfo
-certLocation = /var/lib/regionService/certs
+certLocation = /usr/lib/regionService/certs
 regionsrv = COMMA_SEP_LIST_OF_CLOUD_SPECIFIC_REGION_SERVER
 metadata_server = OPTIONAL_URL_FOR_METADATA_SERVER_SMT_INFO

tests/test_azureplugin.py

@@ -24,7 +24,7 @@
 
 sys.path.insert(0, code_path)
 
-import msftazure as azure
+import msftazure as azure # noqa
 
 
 # ----------------------------------------------------------------------------

tests/test_cloudguestregistryauth.py

@@ -0,0 +1,90 @@
+import inspect
+import os
+import sys
+
+from lxml import etree
+
+from cloudregister.smt import SMT
+from importlib.machinery import SourceFileLoader
+
+from pytest import raises
+from textwrap import dedent
+from unittest.mock import patch
+
+test_path = os.path.abspath(
+    os.path.dirname(inspect.getfile(inspect.currentframe())))
+code_path = os.path.abspath('%s/../lib' % test_path)
+data_path = test_path + os.sep + 'data/'
+
+sys.path.insert(0, code_path)
+
+# Hack to get the script without the .py imported for testing
+cloudguestregistryauth = SourceFileLoader(
+    'cloudguestregistryauth',
+    './usr/bin/cloudguestregistryauth'
+).load_module()
+
+
+@patch('cloudguestregistryauth.os.geteuid')
+def test_registry_call_as_root(mock_os_geteuid):
+    mock_os_geteuid.return_value = 1
+    with raises(SystemExit) as pytest_wrapped_e:
+        cloudguestregistryauth.main()
+
+    assert pytest_wrapped_e.type == SystemExit
+    assert pytest_wrapped_e.value.code == 'You must be root'
+
+
+@patch('cloudregister.registerutils.get_activations')
+@patch('cloudregister.registerutils.is_registered')
+@patch('cloudregister.registerutils.get_current_smt')
+@patch('cloudguestregistryauth.os.geteuid')
+def test_registry_get_activations_error(
+    mock_os_geteuid, mock_get_current_smt,
+    mock_is_registered, mock_get_activations
+):
+    mock_os_geteuid.return_value = 0
+    mock_is_registered.return_value = True
+    smt_data_ipv46 = dedent('''\
+        <smtInfo fingerprint="00:11:22:33"
+         SMTserverIP="192.168.1.1"
+         SMTserverIPv6="fc00::1"
+         SMTserverName="fantasy.example.com"
+         SMTregistryName="registry-fantasy.example.com"
+         region="antarctica-1"/>''')
+    smt_server = SMT(etree.fromstring(smt_data_ipv46))
+    mock_get_current_smt.return_value = smt_server
+    mock_get_activations.return_value = {}
+
+    with raises(SystemExit) as pytest_wrapped_e:
+        cloudguestregistryauth.main()
+
+    assert pytest_wrapped_e.type == SystemExit
+    assert pytest_wrapped_e.value.code == 'Could not refresh credentials'
+
+
+@patch('builtins.print')
+@patch('cloudregister.registerutils.get_activations')
+@patch('cloudregister.registerutils.is_registered')
+@patch('cloudregister.registerutils.get_current_smt')
+@patch('cloudguestregistryauth.os.geteuid')
+def test_registry_get_activations(
+    mock_os_geteuid, mock_get_current_smt,
+    mock_is_registered, mock_get_activations,
+    mock_print
+):
+    mock_os_geteuid.return_value = 0
+    mock_is_registered.return_value = True
+    smt_data_ipv46 = dedent('''\
+        <smtInfo fingerprint="00:11:22:33"
+         SMTserverIP="192.168.1.1"
+         SMTserverIPv6="fc00::1"
+         SMTserverName="fantasy.example.com"
+         SMTregistryName="registry-fantasy.example.com"
+         region="antarctica-1"/>''')
+    smt_server = SMT(etree.fromstring(smt_data_ipv46))
+    mock_get_current_smt.return_value = smt_server
+    mock_get_activations.return_value = {'foo': 'bar'}
+
+    cloudguestregistryauth.main()
+    mock_print.assert_called_once_with('Credentials refreshed')