refactor failure inject

JIRA: DOCTOR-116

Change-Id: I14deda4ccb47414cff139a522a9196b68e92500e
Signed-off-by: dongwenjuan <dong.wenjuan@zte.com.cn>

3 files changed, 56 insertions, 6 deletions

diff --git a/tests/installer/apex.py b/tests/installer/apex.py
index e0960a5f..98eb6c9c 100644
--- a/tests/installer/apex.py
+++ b/tests/installer/apex.py
@@ -11,10 +11,11 @@ import grp
 import os
 import pwd
 import stat
+import subprocess
 import sys
 
+from common.utils import SSHClient
 from installer.base import BaseInstaller
-from utils import SSHClient
 
 
 class ApexInstaller(BaseInstaller):
@@ -30,20 +31,28 @@ class ApexInstaller(BaseInstaller):
         self.key_file = None
         self.controllers = list()
         self.controller_clients = list()
+        self.servers = list()
 
     def setup(self):
         self.log.info('Setup Apex installer start......')
 
-        self.key_file = self.get_ssh_key_from_installer()
+        self.get_ssh_key_from_installer()
         self.get_controller_ips()
         self.set_apply_patches()
+        self.setup_stunnel()
 
     def cleanup(self):
         self.restore_apply_patches()
+        for server in self.servers:
+            server.terminate()
 
     def get_ssh_key_from_installer(self):
         self.log.info('Get SSH keys from Apex installer......')
 
+        if self.key_file is not None:
+            self.log.info('Already have SSH keys from Apex installer......')
+            return self.key_file
+
         self.client.scp('/home/stack/.ssh/id_rsa', './instack_key', method='get')
         user = getpass.getuser()
         uid = pwd.getpwnam(user).pw_uid
@@ -51,7 +60,8 @@ class ApexInstaller(BaseInstaller):
         os.chown('./instack_key', uid, gid)
         os.chmod('./instack_key', stat.S_IREAD)
         current_dir = sys.path[0]
-        return '{0}/{1}'.format(current_dir, 'instack_key')
+        self.key_file = '{0}/{1}'.format(current_dir, 'instack_key')
+        return self.key_file
 
     def get_controller_ips(self):
         self.log.info('Get controller ips from Apex installer......')
@@ -63,8 +73,32 @@ class ApexInstaller(BaseInstaller):
         if ret:
             raise Exception('Exec command to get controller ips in Apex installer failed'
                             'ret=%s, output=%s' % (ret, controllers))
+        self.log.info('Get controller_ips:%s from Apex installer' % controllers)
         self.controllers = controllers
 
+    def get_host_ip_from_hostname(self, hostname):
+        self.log.info('Get host ip from host name in Apex installer......')
+
+        hostname_in_undercloud = hostname.split('.')[0]
+
+        command = "source stackrc; nova show %s  | awk '/ ctlplane network /{print $5}'" % (hostname_in_undercloud)
+        ret, host_ip = self.client.ssh(command)
+        if ret:
+            raise Exception('Exec command to get host ip from hostname(%s) in Apex installer failed'
+                            'ret=%s, output=%s' % (hostname, ret, host_ip))
+        self.log.info('Get host_ip:%s from host_name:%s in Apex installer' % (host_ip, hostname))
+        return host_ip[0]
+
+    def setup_stunnel(self):
+        self.log.info('Setup ssh stunnel in controller nodes in Apex installer......')
+        for node_ip in self.controllers:
+            cmd = "sudo ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i %s %s@%s -R %s:localhost:%s sleep 600 > ssh_tunnel.%s.log 2>&1 < /dev/null &" \
+                  % (self.key_file, self.node_user_name, node_ip,
+                     self.conf.consumer.port, self.conf.consumer.port, node_ip)
+            server = subprocess.Popen(cmd, shell=True)
+            self.servers.append(server)
+            server.communicate()
+
     def set_apply_patches(self):
         self.log.info('Set apply patches start......')
 
diff --git a/tests/installer/base.py b/tests/installer/base.py
index f3837f15..fa39816a 100644
--- a/tests/installer/base.py
+++ b/tests/installer/base.py
@@ -24,6 +24,10 @@ class BaseInstaller(object):
         pass
 
     @abc.abstractmethod
+    def get_host_ip_from_hostname(self, hostname):
+        pass
+
+    @abc.abstractmethod
     def setup(self):
         pass
 
diff --git a/tests/installer/local.py b/tests/installer/local.py
index abe0ba25..dcdf41e3 100644
--- a/tests/installer/local.py
+++ b/tests/installer/local.py
@@ -8,10 +8,11 @@
 ##############################################################################
 import os
 import shutil
+import subprocess
 
 from installer.base import BaseInstaller
-from utils import load_json_file
-from utils import write_json_file
+from common.utils import load_json_file
+from common.utils import write_json_file
 
 
 class LocalInstaller(BaseInstaller):
@@ -34,7 +35,18 @@ class LocalInstaller(BaseInstaller):
 
     def get_ssh_key_from_installer(self):
         self.log.info('Assuming SSH keys already exchanged with computer for local installer type')
-        return
+        return None
+
+    def get_host_ip_from_hostname(self, hostname):
+        self.log.info('Get host ip from host name in local installer......')
+
+        cmd = "getent hosts %s | awk '{ print $1 }'" % (hostname)
+        server = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)
+        stdout, stderr = server.communicate()
+        host_ip = stdout.strip()
+
+        self.log.info('Get host_ip:%s from host_name:%s in local installer' % (host_ip, hostname))
+        return host_ip
 
     def set_apply_patches(self):
         self._set_nova_policy()