#!/usr/local/bin/python2.7

'''CTS: Cluster Testing System: CIB generator
'''
__copyright__='''
Author: Jia Ming Pan <jmltc@cn.ibm.com>
Copyright (C) 2006 International Business Machines
'''

from UserDict import UserDict
import sys, time, types, syslog, os, struct, string, signal, traceback
from CTS  import ClusterManager
from CM_hb import HeartbeatCM

class CIB:
    cib_option_template = '''
    <cluster_property_set id="cib-bootstrap-options">
       <attributes>
        <nvpair id="cib-bootstrap-options-default-action-timeout"  name="default-action-timeout" value="30s"/>
        <nvpair id="cib-bootstrap-options-cluster-delay"           name="cluster-delay"          value="60s"/>
        <nvpair id="cib-bootstrap-options-symmetric-cluster"       name="symmetric-cluster"      value="true"/>
        <nvpair id="cib-bootstrap-options-start-failure-is-fatal"  name="start-failure-is-fatal" value="false"/>
        <nvpair id="cib-bootstrap-options-stop-orphan-resources"   name="stop-orphan-resources"  value="true"/>
        <nvpair id="cib-bootstrap-options-stop-orphan-actions"     name="stop-orphan-actions"    value="true"/>
        <nvpair id="cib-bootstrap-options-remove-after-stop"       name="remove-after-stop"      value="false"/>
        <nvpair id="cib-bootstrap-options-is-managed-default"      name="is-managed-default"     value="true"/>
        <nvpair id="cib-bootstrap-options-no-quorum-policy"        name="no-quorum-policy"       value="stop"/>
        <nvpair id="cib-bootstrap-options-stonith-action"          name="stonith-action"         value="reboot"/>
        <nvpair id="cib-bootstrap-options-stonith-enabled"         name="stonith-enabled"        value="%d"/>
        <nvpair id="cib-bootstrap-options-pe-error-series-max"     name="pe-error-series-max"    value="-1"/>
        <nvpair id="cib-bootstrap-options-pe-warn-series-max"      name="pe-warn-series-max"     value="-1"/>
        <nvpair id="cib-bootstrap-options-pe-input-series-max"     name="pe-input-series-max"    value="30000"/>
        <nvpair id="cib-bootstrap-options-default-resource-stickiness"         name="default-resource-stickiness"         value="0"/>
        <nvpair id="cib-bootstrap-options-default-resource-failure-stickiness" name="default-resource-failure-stickiness" value="0"/>
        <nvpair id="cib-bootstrap-options-shutdown-escalation"                 name="shutdown-escalation"                 value="5min"/>
        <!-- *** For CTS testing only *** _NEVER_ make this the default -->
        <nvpair id="cib-bootstrap-optionsstartup-fencing" name="startup-fencing" value="false"/>
       </attributes>
    </cluster_property_set>'''

    ipaddr_template = ''' 
        <primitive id="%s" class="ocf" type="IPaddr" provider="heartbeat">
          <operations>
            <op id="%s-mon" name="monitor" interval="5s"/>
          </operations>
          <instance_attributes id="%s">
            <attributes>
              <nvpair id="%s-netmask" name="cidr_netmask" value="32"/>
              <nvpair id="%s-ip" name="ip" value="%s"/>
            </attributes>
          </instance_attributes>
        </primitive> '''

    hb_ipaddr_template = ''' 
        <primitive id="%s" class="heartbeat" type="IPaddr">
          <operations>
            <op id="%s-mon" name="monitor" interval="5s"/>
          </operations>
          <instance_attributes id="%s">
            <attributes>
              <nvpair id="%s-ip" name="1" value="%s/32"/>
            </attributes>
          </instance_attributes>
        </primitive> '''

    lsb_resource = ''' 
        <primitive id="lsb_dummy" class="lsb" type="/usr/local/share/heartbeat/cts/LSBDummy" provider="heartbeat">
          <operations>
            <op id="ocf_lsb_monitor" name="monitor" interval="5s"/>
          </operations>
        </primitive> '''

    dummy_resource_template = ''' 
        <primitive id="%s" class="ocf" type="Dummy" provider="heartbeat">
          <operations>
             <op id="%s-mon" name="monitor" interval="10s"/>
          </operations>
          <instance_attributes id="%s">
             <attributes>
               <nvpair id="%s-migrate" name="allow_migrate" value="1"/>
             </attributes>
          </instance_attributes>
        </primitive> '''
    
    clustermon_resource_template = ''' 
        <primitive id="cluster_mon" class="ocf" type="ClusterMon" provider="heartbeat">
          <operations>
            <op id="cluster_mon-1" name="monitor" interval="5s" prereq="nothing"/>
            <op id="cluster_mon-2" name="start" prereq="nothing"/>
          </operations>
          <instance_attributes id="ClusterMon">
            <attributes>
               <nvpair id="cluster_mon-1" name="htmlfile" value="/suse/abeekhof/Export/cluster.html"/>
               <nvpair id="cluster_mon-2" name="update" value="10"/>
               <nvpair id="cluster_mon-3" name="extra_options" value="-n -r"/>
               <nvpair id="cluster_mon-4" name="user" value="abeekhof"/>
           </attributes>
          </instance_attributes>
        </primitive> ''' 

    clustermon_location_constraint = ''' 
        <rsc_location id="run_cluster_mon" rsc="cluster_mon">
          <rule id="cant_run_cluster_mon" score="-INFINITY" boolean_op="and">
             <expression id="mon_expr" attribute="#is_dc" operation="eq" value="false"/>
          </rule>
        </rsc_location> '''

    master_slave_resource = ''' 
        <master_slave id="master_rsc_1">
          <instance_attributes id="master_rsc">
            <attributes>
              <nvpair id="clone_max_1" name="clone_max" value="%d"/>
              <nvpair id="clone_node_max_2" name="clone_node_max" value="%d"/>
              <nvpair id="master_max_3" name="master_max" value="%d"/>
              <nvpair id="master_node_max_4" name="master_node_max" value="%d"/>
            </attributes>
          </instance_attributes>
          <primitive id="ocf_msdummy" class="ocf" type="Stateful" provider="heartbeat">
            <operations>
              <op id="ocf_msdummy_monitor" name="monitor" interval="5s"/>
              <op id="ocf_msdummy_monitor_master" name="monitor" interval="6s" role="Master"/>
            </operations>
          </primitive>
        </master_slave>'''

    resource_group_template = '''<group id="group-1">%s %s %s</group>'''

    per_node_constraint_template = ''' 
        <rsc_location id="run_%s" rsc="%s">
          <rule id="pref_run_%s" score="100" boolean_op="and">
            <expression id="%s_loc_expr" attribute="#uname" operation="eq" value="%s"/>
          </rule>
        </rsc_location> ''' 

    stonith_resource_template = """ 
        <clone id="DoFencing" globally_unique="false">
          <instance_attributes id="fencing">
            <attributes>
              <nvpair id="DoFencing-1" name="clone_node_max" value="1"/>
            </attributes>
          </instance_attributes>
          <primitive id="child_DoFencing" class="stonith" type="%s">
            <operations>
              <op id="DoFencing-1" name="monitor" interval="60s" prereq="nothing" timeout="300s"/>
              <op id="DoFencing-2" name="start" prereq="nothing"  timeout="180s"/>
              <op id="DoFencing-3" name="stop" timeout="180s"/>
            </operations>
            <instance_attributes id="fencing-child">
              <attributes>
                <nvpair id="child_DoFencing-1" name="%s" value="%s"/>
                <nvpair id="child_DoFencing-1-dangerous" name="livedangerously" value="yes"/>
              </attributes>
            </instance_attributes>
          </primitive>
        </clone>"""

    cib_template ='''
<cib cib_feature_revision="1" have_quorum="false" ignore_dtd="false">
  <configuration>
     <crm_config>  %s 
     </crm_config>
     <nodes/>
     <resources> %s 
     </resources>
     <constraints> %s 
     </constraints>
    </configuration>
    <status/>
</cib> '''

    def NextIP(self):
        fields = string.split(self.CM.Env["IPBase"], '.')
        fields[3] = str(int(fields[3])+1)
        ip = string.join(fields, '.')
        self.CM.Env["IPBase"]=ip
        return ip

    def __init__(self, CM):
        self.CM = CM

        #make up crm config
        cib_options = self.cib_option_template % CM.Env["DoFencing"]

        #create resources and their constraints
        resources = ""
        constraints = ""

        if self.CM.Env["DoBSC"] == 1:
            cib_options = cib_options + '''
     <cluster_property_set id="bsc-options">
       <attributes>
         <nvpair id="bsc-options-ident-string" name="ident-string" value="Linux-HA TEST configuration file - REMOVEME!!"/>
       </attributes>
    </cluster_property_set>'''

        if self.CM.Env["CIBResource"] != 1:
            # generate cib
            self.cts_cib = self.cib_template %  (cib_options, resources, constraints)
            return

        if self.CM.cluster_monitor == 1:
            resources += self.clustermon_resource_template
            constraints += self.clustermon_location_constraint
            
        ip1=self.NextIP()
        ip2=self.NextIP()
        ip3=self.NextIP()
        ip1_rsc = self.ipaddr_template % (ip1, ip1, ip1, ip1, ip1, ip1)
        ip2_rsc = self.hb_ipaddr_template % (ip2, ip2, ip2, ip2, ip2)
        ip3_rsc = self.ipaddr_template % (ip3, ip3, ip3, ip3, ip3, ip3)
        resources += self.resource_group_template % (ip1_rsc, ip2_rsc, ip3_rsc)

        # lsb resource
        resources += self.lsb_resource

        # Mirgator
        resources += self.dummy_resource_template % \
            ("migrator", "migrator", "migrator", "migrator")

        # per node resource
        fields = string.split(self.CM.Env["IPBase"], '.')
        for node in self.CM.Env["nodes"]:
            ip = self.NextIP()
            per_node_resources = self.ipaddr_template % \
                ("rsc_"+node, "rsc_"+node, "rsc_"+node, "rsc_"+node, "rsc_"+node, ip)    
            
            per_node_constraint = self.per_node_constraint_template % \
                ("rsc_"+node, "rsc_"+node, "rsc_"+node, "rsc_"+node, node)
                
            resources += per_node_resources
            constraints += per_node_constraint
    
        # fencing resource
        nodelist = ""
        len = 0
        for node in self.CM.Env["nodes"]:
            nodelist += node + " "
            len = len + 1

        stonith_resource = self.stonith_resource_template % \
            (self.CM.Env["reset"].stonithtype, self.CM.Env["reset"].configName, self.CM.Env["reset"].configValue)
        resources += stonith_resource
        
        #master slave resource
        resources += self.master_slave_resource % (2*len, 2, len, 1)

        # generate cib
        self.cts_cib = self.cib_template %  (cib_options, resources, constraints)

    def cib(self):
        return self.cts_cib
