Attachment 9787 Details for Bug 48123 – Update PXE installer with repository-update

[patch] Update PXE installer with repository-update

0001-Bug-48123-up-Update-PXE-installer-with-repository-up.patch (text/plain), 4.04 KB, created by Philipp Hahn on 2019-01-07 08:21:18 CET

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Creator: Philipp Hahn

Created: 2019-01-07 08:21:18 CET

Size: 4.04 KB

patch

obsolete

>From 74768f65bb5b1fa3bac83fbeac112cc4e4e091a1 Mon Sep 17 00:00:00 2001
>Message-Id: <74768f65bb5b1fa3bac83fbeac112cc4e4e091a1.1546845644.git.hahn@univention.de>
>From: Philipp Hahn <hahn@univention.de>
>Date: Fri, 4 Jan 2019 15:06:46 +0100
>Subject: [PATCH] Bug #48123 up: Update PXE installer with repository-update
> net
>Organization: Univention GmbH, Bremen, Germany
>
>by downloading files from <http://updates.software-univention.de/pxe/>
>---
> .../python/univention-repository-update            | 60 ++++++++++++++++++++++
> 1 file changed, 60 insertions(+)
>
>diff --git a/base/univention-updater/python/univention-repository-update b/base/univention-updater/python/univention-repository-update
>index 20b70e9e85..3334410be1 100755
>--- a/base/univention-updater/python/univention-repository-update
>+++ b/base/univention-updater/python/univention-repository-update
>@@ -45,6 +45,10 @@ import univention.updater.repository as urepo
> from univention.updater.mirror import UniventionMirror, makedirs
> from univention.updater.errors import UpdaterException, VerificationError
> from univention.updater.locking import UpdaterLock
>+try:
>+    from typing import IO  # noqa F401
>+except ImportError:
>+    pass
> 
> configRegistry = ConfigRegistry()
> configRegistry.load()
>@@ -192,6 +196,59 @@ def update_net(options):
>             print >> ver, 'VERSION=%d.%d' % (min_version.major, min_version.minor)
>             print >> ver, 'PATCHLEVEL=%d' % (min_version.patchlevel,)
> 
>+    if options.pxe:
>+        copy_pxe(mirror, options.teefile)
>+
>+
>+def copy_pxe(mirror, out):  # type: (UniventionMirror, IO) -> None
>+    '''
>+    setup network installation (PXE)
>+
>+    :param mirror UniventionMirror: an UniventionMirror instance.
>+    :param out: File for error output.
>+    '''
>+    if mirror.current_version.major < 4:
>+        print >> out, 'WARNING: The usage of this DVD for PXE reinstallation is not possible.'
>+        print >> out, '         Please use an UCS installation DVD with UCS 4.0-0 or later.'
>+        return
>+    if mirror.server.baseurl.hostname != 'updates.software-univention.de':
>+        print >> out, 'WARNING: Download of PXE files from %s may not work' % (mirror.server.baseurl.public())
>+
>+    version = mirror.get_ucs_version()
>+    pxedir = '/var/lib/univention-client-boot'
>+    installerdir = os.path.join(pxedir, 'installer', version)
>+    makedirs(installerdir)
>+
>+    # copy kernel and initrd to /var/lib/univention-client-boot/installer/<major>.<minor>-<patchlevel>/
>+    # and create/refresh symlinks in /var/lib/univention-client-boot/ to these files
>+    arch = mirror.architectures[0]
>+    for fn in ['linux', 'initrd.gz']:
>+        dstfn = os.path.join(installerdir, fn)
>+        if os.path.exists(dstfn):
>+            continue
>+
>+        uri = '/'.join(('pxe', version, arch, 'gtk', 'debian-installer', arch, fn))
>+        try:
>+            code, size, content = mirror.server.access(None, filename=uri, get=True)
>+        except UpdaterException as ex:
>+            print >> out, 'WARNING: Failed download %s: %s' % (uri, ex)
>+            continue
>+
>+        try:
>+            with open(dstfn, 'w') as stream:
>+                stream.write(content)
>+        except EnvironmentError as ex:
>+            print >> out, 'WARNING: Failed to write %s: %s' % (dstfn, ex)
>+            continue
>+
>+        symlinkfn = os.path.join(pxedir, fn)
>+        try:
>+            if os.path.islink(symlinkfn):
>+                os.remove(symlinkfn)
>+            os.symlink(os.path.relpath(dstfn, pxedir), symlinkfn)
>+        except EnvironmentError as ex:
>+            print >> out, 'WARNING: Failed to update %s: %s' % (symlinkfn, ex)
>+
> 
> def parse_args():
>     for mount_point_default in ('/cdrom', '/media/cdrom', '/media/cdrom0'):
>@@ -227,6 +284,9 @@ def parse_args():
>         '-u', '--updateto', action='store',
>         dest='update_to', default='',
>         help='if given the repository is updated to the specified version but not higher')
>+    parser.add_option(
>+        '--pxe', '-p', action='store_true',
>+        help='download PXE network installer files')
> 
>     (options, arguments) = parser.parse_args()
> 
>-- 
>2.11.0
>

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Attachments on bug 48123: 9787