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-rw-r--r--sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/copyright13
-rw-r--r--sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/interface.yaml4
-rw-r--r--sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/peers.py189
3 files changed, 206 insertions, 0 deletions
diff --git a/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/copyright b/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/copyright
new file mode 100644
index 0000000..e04f1d3
--- /dev/null
+++ b/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/copyright
@@ -0,0 +1,13 @@
+Copyright 2017 Aakash KT <aakashkt0@gmail.com> <aakash.kt@research.iiit.ac.in>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License. \ No newline at end of file
diff --git a/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/interface.yaml b/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/interface.yaml
new file mode 100644
index 0000000..2ccf05b
--- /dev/null
+++ b/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/interface.yaml
@@ -0,0 +1,4 @@
+name : master-config
+summary : Master config peer relation for OVN charm
+version : 1
+maintainer : Aakash KT <aakashkt0@gmail.com> <aakash.kt@research.iiit.ac.in>
diff --git a/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/peers.py b/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/peers.py
new file mode 100644
index 0000000..1cea378
--- /dev/null
+++ b/sourcecode/JOID/charm-k8s-ovn/interfaces/master-config/peers.py
@@ -0,0 +1,189 @@
+import os
+import json
+import re
+import sys
+import subprocess
+import time
+import urllib.request as urllib2
+import multiprocessing as mp
+
+from charmhelpers.core import host
+
+from charmhelpers.core.hookenv import (
+ open_port,
+ open_ports,
+ status_set,
+ config,
+ unit_public_ip,
+ unit_private_ip,
+)
+
+from charmhelpers.core.host import (
+ service_start,
+ service_stop,
+ log,
+ mkdir,
+ write_file,
+)
+
+from charmhelpers.fetch import (
+ apt_install,
+ apt_update,
+ apt_upgrade
+)
+
+from charms.reactive.helpers import (
+ mark_invoked,
+ was_invoked,
+)
+
+from charms.reactive import (
+ when,
+ when_not,
+ when_file_changed,
+ hook,
+ RelationBase,
+ scopes,
+ set_state,
+ remove_state
+)
+
+
+
+CONF_FILE = '/tmp';
+
+
+#########################################################################
+# Common functions
+#########################################################################
+
+def run_command(command=None):
+
+ if command is None:
+ return False;
+
+ log('Running Command "%s"' % command);
+ try:
+ return subprocess.check_output(command, shell=True, stderr=subprocess.STDOUT).decode('utf-8').replace('\n', '');
+ except subprocess.CalledProcessError as e:
+ log('Error running "%s" : %s' % (command, e.output));
+
+ return False;
+
+def get_config(key):
+ conf = config(key);
+ return conf;
+
+def retrieve(key):
+ try:
+ conf = open('/tmp/ovn_conf', 'r');
+ except:
+ return '';
+
+ plain_text = conf.read();
+ conf.close();
+ if plain_text == '':
+ return '';
+ else:
+ data = json.loads(plain_text);
+ return data[key];
+
+def store(key, value):
+ conf = open('/tmp/ovn_conf', 'r');
+ plain_text = conf.read();
+ conf.close();
+
+ conf = open('/tmp/ovn_conf', 'w+');
+
+ data = {};
+ if plain_text != '':
+ data = json.loads(plain_text);
+ data[key] = value;
+
+ conf.truncate(0);
+ conf.seek(0, 0);
+ conf.write(json.dumps(data));
+ conf.close();
+
+
+#########################################################################
+# Relation Class
+#########################################################################
+
+class MasterConfigPeer(RelationBase):
+
+ scope = scopes.UNIT;
+
+ @hook("{peers:master-config}-relation-{joined}")
+ def joined(self):
+ conv = self.conversation();
+ conv.set_state("{relation_name}.connected");
+
+ @hook("{peers:master-config}-relation-{changed}")
+ def changed(self):
+ conv = self.conversation();
+ worker_id = conv.get_local(key='worker_id');
+
+ if worker_id != None and conv.get_remote(worker_id):
+ conv.set_state("{relation_name}.master.data.available");
+ elif conv.get_remote('cert_to_sign'):
+ conv.set_state("{relation_name}.worker.cert.available");
+
+ @hook("{peers:master-config}-relation-{departed}")
+ def departed(self):
+ conv = self.conversation();
+
+ conv.remove_state("{relation_name}.connected");
+ conv.remove_state("{relation_name}.master.data.available");
+ conv.remove_state("{relation_name}.worker.cert.available");
+
+ def set_worker_id(self, worker_id):
+ convs = self.conversations();
+
+ for conv in convs:
+ conv.set_local(key='worker_id', value=worker_id);
+
+ def get_worker_data(self):
+ convs = self.conversations();
+
+ final_data = [];
+ for conv in convs:
+ worker_unit = {};
+
+ cert = conv.get_remote('cert_to_sign');
+ worker_hostname = conv.get_remote('worker_hostname');
+
+ worker_unit['cert_to_sign'] = cert;
+ worker_unit['worker_hostname'] = worker_hostname;
+
+ final_data.append(worker_unit);
+
+ return final_data;
+
+ def send_worker_data(self, data):
+ convs = self.conversations();
+
+ for conv in convs:
+ conv.set_remote(data=data);
+
+
+ def send_signed_certs(self, certs):
+ convs = self.conversations();
+ for conv in convs:
+ for key, value in certs.items():
+ data_str = json.dumps(value);
+ conv.set_remote(key=key, value=data_str);
+
+ def get_signed_cert(self, worker_hostname):
+ convs = self.conversations();
+
+ final = None;
+ for conv in convs:
+ data = conv.get_remote(worker_hostname);
+
+ if data != '' and data != None:
+ data = json.loads(data);
+ final = data;
+ break;
+
+ return final; \ No newline at end of file