Add k8s support

JIRA: -

Add a new k8s scenario for compass

Change-Id: Ic5f58a6152315333684e4f2752aaa0d5d870d9ee
Signed-off-by: hu xinhui <xinhui_hu@foxmail.com>

4 files changed, 239 insertions, 0 deletions

diff --git a/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/check_network.py b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/check_network.py
new file mode 100644
index 00000000..ffdafcd3
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/check_network.py
@@ -0,0 +1,70 @@
+##############################################################################
+# 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 sys
+import subprocess
+
+import log as logging
+
+LOG = logging.getLogger("net-check")
+
+
+def is_ip_reachable(ip):
+    cmd = "ping -c 2 %s" % ip
+    process = subprocess.Popen(
+        cmd,
+        stdout=subprocess.PIPE,
+        stderr=None,
+        shell=True)
+
+    output = process.communicate()[0]
+    if " 0% packet loss" in output:
+        LOG.info("%s is reachable", ip)
+    elif "100% packet loss" in output:
+        LOG.error("%s is unreachable" % (ip))
+        return False
+    else:
+        LOG.warn("%r", output)
+
+    return True
+
+
+def is_host_ips_reachable(settings):
+    external = settings["external"]["ip"]
+    external_gw = settings["external"]["gw"]
+    # storage = settings["storage"]["ip"]
+    mgmt = settings["mgmt"]["ip"]
+
+    return is_ip_reachable(external) \
+        and is_ip_reachable(external_gw) \
+        and is_ip_reachable(mgmt)
+
+
+def main(hostname, config):
+    LOG.info("host is %s", hostname)
+
+    result = True
+
+    for host, settings in config.iteritems():
+        LOG.info("check %s network connectivity start", host)
+        result = result and is_host_ips_reachable(settings)
+
+    if result:
+        LOG.info("All hosts ips are reachable")
+    else:
+        LOG.error("Some hosts ips are unreachable !!!")
+        sys.exit(-1)
+
+if __name__ == "__main__":
+    hostname = yaml.load(sys.argv[1])
+    config = yaml.load(sys.argv[2])
+    config.pop(hostname, None)
+
+    main(hostname, config)
diff --git a/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/log.py b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/log.py
new file mode 100644
index 00000000..422931bc
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/log.py
@@ -0,0 +1,52 @@
+##############################################################################
+# 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 logging
+import os
+loggers = {}
+log_dir = "/var/log/setup_network"
+try:
+    os.makedirs(log_dir)
+except:
+    pass
+
+
+def getLogger(name):
+    if name in loggers:
+        return loggers[name]
+
+    logger = logging.getLogger(name)
+    logger.setLevel(logging.DEBUG)
+
+    # create file handler which logs even debug messages
+    log_file = "%s/%s.log" % (log_dir, name)
+    try:
+        os.remove(log_file)
+    except:
+        pass
+
+    fh = logging.FileHandler(log_file)
+    fh.setLevel(logging.DEBUG)
+
+    # create console handler with a higher log level
+    ch = logging.StreamHandler()
+    ch.setLevel(logging.ERROR)
+
+    # create formatter and add it to the handlers
+    formatter = logging.Formatter(
+        "%(asctime)s - %(name)s - %(levelname)s - %(message)s")
+    ch.setFormatter(formatter)
+    fh.setFormatter(formatter)
+
+    # add the handlers to logger
+    logger.addHandler(ch)
+    logger.addHandler(fh)
+
+    loggers[name] = logger
+    return logger
diff --git a/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/net_init b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/net_init
new file mode 100644
index 00000000..41ccb988
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/setup-k8s-network/files/setup_networks/net_init
@@ -0,0 +1,24 @@
+#! /bin/sh
+### BEGIN INIT INFO
+# Provides:          anamon.init
+# Required-Start:    $network
+# Required-Stop:
+# Should-Start:
+# Should-Stop:
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Starts the cobbler anamon boot notification program
+# Description:       anamon runs the first time a machine is booted after installation.
+### END INIT INFO
+
+
+
+#
+# anamon.init: Starts the cobbler post-install boot notification program
+#
+# chkconfig: 35 0 6
+#
+# description: anamon runs the first time a machine is booted after
+#              installation.
+#
+python /opt/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)