Have el8 diskless systems add local repositories

This sets up local yum action by default.

confluent_osdeploy/el8-diskless/profiles/default/scripts/add_local_repositories

@@ -0,0 +1,43 @@
+try:
+    import configparser
+except ImportError:
+    import ConfigParser as configparser
+    import cStringIO
+import imp
+import sys
+apiclient = imp.load_source('apiclient', '/opt/confluent/bin/apiclient')
+repo = None
+server = None
+profile = None
+with open('/etc/confluent/confluent.deploycfg') as dplcfgfile:
+    lines = dplcfgfile.read().split('\n')
+    for line in lines:
+        if line.startswith('deploy_server:'):
+           _, server = line.split(' ', 1)
+        if line.startswith('profile: '):
+           _, profile = line.split(' ', 1)
+
+path = '/confluent-public/os/{0}/distribution/'.format(profile)
+clnt = apiclient.HTTPSClient()
+cfgdata = clnt.grab_url(path + '.treeinfo').decode()
+c = configparser.ConfigParser()
+try:
+    c.read_string(cfgdata)
+except AttributeError:
+    f = cStringIO.StringIO(cfgdata)
+    c.readfp(f)
+for sec in c.sections():
+    if sec.startswith('variant-'):
+        try:
+            repopath = c.get(sec, 'repository')
+        except Exception:
+            continue
+        _, varname = sec.split('-', 1)
+        reponame = '/etc/yum.repos.d/local-{0}.repo'.format(varname.lower())
+        with open(reponame, 'w') as repout:
+            repout.write('[local-{0}]\n'.format(varname.lower()))
+            repout.write('name=Local install repository for {0}\n'.format(varname))
+            if repopath[0] == '.':
+                repopath = repopath[1:]
+            repout.write('baseurl=https://{}/confluent-public/os/{}/distribution/{}\n'.format(server, profile, repopath))
+            repout.write('enabled=1\n')

confluent_osdeploy/el8-diskless/profiles/default/scripts/onboot.sh

@@ -19,6 +19,9 @@ chmod 600 /var/log/confluent/confluent-onboot.log
 tail -f /var/log/confluent/confluent-onboot.log > /dev/console &
 logshowpid=$!
 
+rpm --import /etc/pki/rpm-gpg/*
+
+run_remote_python add_local_repositories
 run_remote_python syncfileclient
 run_remote_python confignet