Add systemd service scripts, and modify reload_firewall, and freeze some dependecies

fw.py

@@ -77,6 +77,10 @@ def reload_firewall_vlan(data, save_config=True):
 def reload_dhcp(data):
     with open('/etc/dhcp/dhcpd.conf.generated', 'w') as f:
         f.write("\n".join(data) + "\n")
+
+    if platform.dist()[0]=="centos":
+        sudo(('/bin/systemctl', 'restart','dhcpd'))
+    else:
         sudo(('/etc/init.d/isc-dhcp-server', 'restart'))
     logger.info("DHCP configuration is reloaded.")
 

miscellaneous/firewall-init.service

+[Unit]
+Description=CIRCLE firewall
+After=network.target
+
+[Service]
+User=root
+Group=root
+WorkingDirectory=/home/fw/fwdriver
+
+ExecStart=/bin/bash -c "/etc/init.d/openvswitch restart ; /sbin/ip netns add fw || true; ovs-vsctl del-br firewall || true; /sbin/ip netns exec fw sysctl -f /etc/sysctl.d/60-circle-firewall.conf; /sbin/ip netns exec fw ip link set lo up;"
+
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+

miscellaneous/firewall.service

+[Unit]
+Description=CIRCLE firewall
+After=network.target
+After=firewall-init.service
+
+[Service]
+User=fw
+Group=fw
+WorkingDirectory=/home/fw/fwdriver
+
+ExecStart=/bin/bash -c "cd /home/fw/fwdriver ; . /home/fw/.virtualenvs/fw/bin/postactivate; . /home/fw/.virtualenvs/fw/bin/activate; HOSTNAME=$(hostname -s); exec celeryd -A fw -Q ${HOSTNAME}.firewall --loglevel=info -c 1"
+#ExecStartPost=/bin/systemclt restart dhcpd
+
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+

requirements/base.txt

+setuptools==0.9.8
 amqp==1.0.13
 anyjson==0.3.3
 argparse==1.2.1
 billiard==2.7.3.32
 celery==3.0.23
-distribute==0.6.24
+distribute==0.7.3
 kombu==2.5.14
 netaddr==0.7.10
 python-dateutil==2.1