From 0d057d8e10fd5e29156516196ffec60ecb115087 Mon Sep 17 00:00:00 2001
From: hu xinhui <xinhui_hu@foxmail.com>
Date: Wed, 30 Aug 2017 15:36:13 +0800
Subject: Add k8s support

JIRA: -

Add a new k8s scenario for compass

Change-Id: Ic5f58a6152315333684e4f2752aaa0d5d870d9ee
Signed-off-by: hu xinhui <xinhui_hu@foxmail.com>
---
 .../files/setup_networks/setup_networks.py         | 93 ++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/setup_networks.py

(limited to 'deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/setup_networks.py')

diff --git a/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/setup_networks.py b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/setup_networks.py
new file mode 100644
index 00000000..ab13e088
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/setup_networks.py
@@ -0,0 +1,93 @@
+##############################################################################
+# Copyright (c) 2016 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+import yaml
+import netaddr
+import os
+import log as logging
+
+LOG = logging.getLogger("net-init")
+config_path = os.path.join(os.path.dirname(__file__), "network.cfg")
+
+
+def setup_bondings(bond_mappings):
+    print bond_mappings
+
+
+def add_vlan_link(interface, ifname, vlan_id):
+    LOG.info("add_vlan_link enter")
+    cmd = "ip link add link %s name %s type vlan id %s; " % (
+        ifname, interface, vlan_id)
+    cmd += "ip link set %s up; ip link set %s up" % (interface, ifname)
+    LOG.info("add_vlan_link: cmd=%s" % cmd)
+    os.system(cmd)
+
+
+def add_ovs_port(ovs_br, ifname, uplink, vlan_id=None):
+    LOG.info("add_ovs_port enter")
+    cmd = "ovs-vsctl --may-exist add-port %s %s" % (ovs_br, ifname)
+    if vlan_id:
+        cmd += " tag=%s" % vlan_id
+    cmd += " -- set Interface %s type=internal;" % ifname
+    cmd += "ip link set dev %s address \
+        `ip link show %s |awk '/link\/ether/{print $2}'`;" % (ifname, uplink)
+    cmd += "ip link set %s up;" % ifname
+    LOG.info("add_ovs_port: cmd=%s" % cmd)
+    os.system(cmd)
+
+
+def setup_intfs(sys_intf_mappings, uplink_map):
+    LOG.info("setup_intfs enter")
+    for intf_name, intf_info in sys_intf_mappings.items():
+        if intf_info["type"] == "vlan":
+            add_vlan_link(
+                intf_name,
+                intf_info["interface"],
+                intf_info["vlan_tag"])
+        elif intf_info["type"] == "ovs":
+            add_ovs_port(
+                intf_info["interface"],
+                intf_name,
+                uplink_map[intf_info["interface"]],
+                vlan_id=intf_info.get("vlan_tag"))
+        else:
+            pass
+
+
+def setup_ips(ip_settings, sys_intf_mappings):
+    LOG.info("setup_ips enter")
+    for intf_info in ip_settings.values():
+        network = netaddr.IPNetwork(intf_info["cidr"])
+        if sys_intf_mappings[intf_info["name"]]["type"] == "ovs":
+            intf_name = intf_info["name"]
+        else:
+            intf_name = intf_info["alias"]
+        cmd = "ip addr add %s/%s brd %s dev %s;" \
+              % (intf_info["ip"], intf_info["netmask"], str(network.broadcast), intf_name)  # noqa
+        if "gw" in intf_info:
+            cmd += "route del default;"
+            cmd += "ip route add default via %s dev %s" % (
+                intf_info["gw"], intf_name)
+        LOG.info("setup_ips: cmd=%s" % cmd)
+        os.system(cmd)
+
+
+def main(config):
+    uplink_map = {}
+    setup_bondings(config["bond_mappings"])
+    for provider_net in config["provider_net_mappings"]:
+        uplink_map[provider_net['name']] = provider_net['interface']
+
+    setup_intfs(config["sys_intf_mappings"], uplink_map)
+    setup_ips(config["ip_settings"], config["sys_intf_mappings"])
+
+if __name__ == "__main__":
+    os.system("service openvswitch-switch status|| service openvswitch-switch start")  # noqa
+    config = yaml.load(open(config_path))
+    main(config)
-- 
cgit 1.2.3-korg