test air gapped update

Author: glehmann

tests/misc/test_air_gapped_update.py

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+import logging
+import os.path
+
+from os.path import basename
+from lib.host import Host
+from urllib.request import urlretrieve
+
+# These tests are basic tests meant to check the update process in air-gapped environment.
+#
+# Requirements:
+# - a host running XCP-ng 8.3.
+# - with no access to internet
+# - TODO: a snapshot to restore the host to a state without the offline repositories
+
+REPOS = ['base', 'linstor', 'updates']
+
+def air_gapped_download(url: str, host: Host):
+    logging.debug(f"downloading {url}")
+    tmppath = f'/tmp/{basename(url)}'
+    urlretrieve(url, tmppath)
+    host.scp(tmppath, tmppath)
+    os.remove(tmppath)
+
+def test_air_gapped_update(host: Host):
+    # get the required files and install the offline repositories
+    # FIXME: used a tagged version?
+    air_gapped_download('https://raw.githubusercontent.com/xcp-ng/xcp/refs/heads/master/'
+                        'scripts/setup_offline_xcpng_repos',
+                        host)
+    host.ssh(['chmod', 'a+x', '/tmp/setup_offline_xcpng_repos'])
+    for repo in REPOS:
+        archive = f'xcpng-8_3-offline-{repo}-latest.tar'
+        air_gapped_download(f'https://repo.vates.tech/xcp-ng/offline/8/8.3/{archive}', host)
+        host.ssh(['/tmp/setup_offline_xcpng_repos', f'/tmp/{archive}'])
+        host.ssh(['rm', '-f', f'/tmp/{archive}'])
+    repolist = host.ssh_str(['yum', 'repolist', '-q'])
+    # ensure the repos are installed
+    for repo in REPOS:
+        assert f'xcp-ng-{repo}' in repolist
+    # run the actual update
+    host.ssh(['yum', '-y', 'update'])
+    # restart the XAPI toolstack
+    host.ssh(['xe-toolstack-restart'])