Begin next draft of genimage

Write in python and support sourcing
only from local directories if desired.

confluent_osdeploy/diskless/build/genimage.py

@@ -0,0 +1,50 @@
+import optparse
+import os
+import subprocess
+import tempfile
+try:
+    import configparser
+except ImportError:
+    import ConfigParser as configparser
+
+
+def create_yumconf(sourcedir):
+    hdl, name = tempfile.mkstemp(prefix='genimage-yumconfig.')
+    yumconf = os.fdopen(hdl, mode='w+')
+    if os.path.exists(sourcedir + '/repodata'):
+        pass
+    else:
+        c = configparser.ConfigParser()
+        c.read(sourcedir + '/.treeinfo')
+        for sec in c.sections():
+            if sec.startswith('variant-'):
+                try:
+                    repopath = c.get(sec, 'repository')
+                except Exception:
+                    continue
+                _, varname = sec.split('-', 1)
+                yumconf.write('[genimage-{0}]\n'.format(varname.lower()))
+                yumconf.write('name=Local install repository for {0}\n'.format(varname))
+                currdir = os.path.join(sourcedir, repopath)
+                yumconf.write('baseurl={0}\n'.format(currdir))
+                yumconf.write('enabled=1\ngpgcheck=0\n\n')
+    return name
+
+
+def main():
+    parser = optparse.OptionParser()
+    parser.add_option('-s', '--source', help='Directory to pull installation from (e.g. /var/lib/confluent/distributions/rocky-8.3-x86_64')
+    (opts, args) = parser.parse_args()
+    yumargs = ['yum', '--installroot={0}'.format(args[0])]
+    if opts.source:
+        yumconfig = create_yumconf(opts.source)
+        yumargs.extend(['-c', yumconfig, '--disablerepo=*', '--enablerepo=genimage-*'])
+    yumargs.append('install')
+    with open(os.path.join(os.path.dirname(__file__), 'pkglist'), 'r') as pkglist:
+        pkgs = pkglist.read()
+        pkgs = pkgs.split()
+        yumargs.extend(pkgs)
+    subprocess.check_call(yumargs)
+
+if __name__ == '__main__':
+    main()

confluent_osdeploy/diskless/build/pkglist

@@ -1,2 +1,14 @@
-'@minimal-environment' chrony kernel net-tools nfs-utils openssh-server rsync tar util-linux python3 tar dracut dracut-network ethtool parted openssl dhclient openssh-clients bash vim-minimal rpm iputils clevis lvm2 efibootmgr shim-x64.x86_64 grub2-efi-x64 attr
-
+dnf
+hostname
+irqbalance
+less
+sssd-client
+NetworkManager
+nfs-utils
+numactl-libs
+passwd
+rootfiles
+sudo
+tuned
+yum
+chrony kernel net-tools nfs-utils openssh-server rsync tar util-linux python3 tar dracut dracut-network ethtool parted openssl dhclient openssh-clients bash vim-minimal rpm iputils clevis lvm2 efibootmgr shim-x64.x86_64 grub2-efi-x64 attr