added iLo emulator for esxi VMs

joe-speedboat · Apr 12, 2019 · 417c7b8 · 417c7b8
1 parent bf08a09
commit 417c7b8
Showing 1 changed file with 164 additions and 0 deletions.
diff --git a/add-fence-vm-esxi.sh b/add-fence-vm-esxi.sh
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+#!/bin/bash
+#########################################################################################
+# DESC: emulate ilo_ssh device on VMware esxi host to emulate real iLo fencing on nested VMs
+# Tested with Alpine on esxi 6.5
+#########################################################################################
+# Copyright (c) Chris Ruettimann <chris@bitbull.ch>
+#
+# This software is licensed to you under the GNU General Public License.
+# There is NO WARRANTY for this software, express or
+# implied, including the implied warranties of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
+# along with this software; if not, see
+# http://www.gnu.org/licenses/gpl.txt
+# 
+# ......................................
+# .                esxi                .
+# ......................................
+# .  ||                      ^         .
+# .  ||                      |         .
+# .  || .-------.            |         .
+# .  |'>| node2 |            |         .
+# .  |  '-------'            |         .
+# .  |                 .-----------.   .
+# .  |  .-------.      | helper-vm |   .
+# .  '->| node1 |      '-----------'   .
+# .     '-------'            ^         .
+# .                          |         .
+# .     .--------------.     |         .
+# .     | oVirt engine |-----'         .
+# .     '--------------'               .
+# .                                    .
+# ......................................
+
+# HOWTO INSTALL #######################################
+### INSTALL SSH KEYS
+# ssh -lroot helper-vm
+#    ssh-keygen
+#    ssh-copy-id root@esxi
+#    test -d /home/fence/ || mkdir -p /home/fence/
+#    addgroup fence
+#    chown root.fence /home/fence/           
+#    chmod 770 /home/fence/          
+#    mv .ssh /home/fence/
+#    ssh root@esxi -i /home/fence/.ssh/id_rsa
+#       cat .ssh/authorized_keys >> /etc/ssh/keys-root/authorized_keys
+#       rm -f .ssh/authorized_keys
+#
+### CONFIGURE FENCING FOR VMS
+# add-fence-vm.sh <esxi-name> <compute-node-name> <password>
+#    eg: add-fence-vm.sh esxi node1 redhat
+
+export LANG=en
+export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/bin:/sbin
+
+if [ $# -ne 3 ]
+then
+   echo "desc: emulate ilo_ssh device on VMware esxi host to emulate real iLo fencing on nested VMs (nested vm tests)"
+   echo "usage: $(basename $0) <esxi-name> <vm-name> <fence-password>"
+   exit 1
+else
+   ESX="$1"
+   VM="$2"
+   PW="$3"
+
+   ssh root@$ESX -i /home/fence/.ssh/id_rsa vim-cmd vmsvc/getallvms | grep  -q " $VM "
+   if [ $? -ne 0 ]
+   then
+      echo ERROR: VM $VM does not exist
+      exit 1
+   fi
+
+   id $VM >/dev/null 2>&1
+   if [ $? -eq 0 ]
+   then
+      echo ERROR: Fence user $VM does exist, nothing to do
+      exit 1
+   fi
+fi
+
+adduser -D -G fence -h /home/fence/$VM $VM
+echo -e "$PW\n$PW" | passwd $VM
+
+test -d /home/fence/$VM/bin || mkdir -p /home/fence/$VM/bin
+cp -av /home/fence/.ssh /home/fence/$VM/
+chmod -R o-rwX,g-rwX,u=rwX /home/fence/$VM/.ssh 
+chown -R $VM.fence /home/fence/$VM/
+
+# ---------------------------- START VM ----------------------
+echo '#!/bin/sh
+. /home/fence/$USER/.profile
+export LANG=en
+
+ssh $ESX "vim-cmd vmsvc/getallvms | grep \" $USER \" | cut -d\  -f1 | xargs vim-cmd vmsvc/power.on 2>/dev/null" | grep -q "Powering on VM:"
+if [ $? -eq 0 ]
+then
+   echo EnabledState=enabled
+   logger -t fence-vm "vm $USER has power state on"
+else
+   echo EnabledState=disabled
+   logger -t fence-vm "vm $USER has power state off"
+fi
+' > /home/fence/$VM/bin/start
+
+# ----------------------------- STATUS VM ---------------------
+echo ' #!/bin/sh
+. /home/fence/$USER/.profile
+export LANG=en
+
+ssh $ESX "vim-cmd vmsvc/getallvms | grep \" $USER \" | cut -d\  -f1 | xargs vim-cmd vmsvc/power.getstate" | grep -q "Powered off"
+if [ $? -ne 0 ]
+then
+   echo EnabledState=enabled
+   logger -t fence-vm "vm $USER has power state on"
+else
+   echo EnabledState=disabled
+   logger -t fence-vm "vm $USER has power state off"
+fi
+' > /home/fence/$VM/bin/show
+
+# ---------------------------- STOP VM -----------------------
+echo '#!/bin/sh
+. /home/fence/$USER/.profile                                                                                                                                                                                         
+export LANG=en
+
+ssh $ESX "vim-cmd vmsvc/getallvms | grep \" $USER \" | cut -d\  -f1 | xargs vim-cmd vmsvc/power.off 2>/dev/null" | grep -q "Powering off VM"
+if [ $? -ne 0 ]
+then
+   echo EnabledState=enabled
+   logger -t fence-vm "vm $USER has power state on"
+else
+   echo EnabledState=disabled
+   logger -t fence-vm "vm $USER has power state off"
+fi' > /home/fence/$VM/bin/power
+
+# ------------------------- dummy ----------------------------
+echo '#!/bin/bash
+exit 0
+' > /home/fence/$VM/bin/SMCLP
+
+echo "# .profile
+PS1='MP> '
+export LANG=en_US.UTF-8
+export PATH=$PATH:\$HOME/bin
+export ESX='root@$ESX'
+"  > /home/fence/$VM/.profile
+
+chown $VM.fence /home/fence/$VM/.bashrc /home/fence/$VM/bin/*
+chmod 750 /home/fence/$VM/bin/* /home/fence/$VM/.???*
+
+IF=$(ip r | grep default | awk '{print $5}')
+IP=$(ip addr show $IF | grep "inet " | awk '{print $2}' | cut -d'/' -f1)
+
+echo "
+FENCE USER CREATED, CONFGURE ILO FENCING WITH THIS CREDENTIALS
+---------------------------------------------------------------
+Fence Type: ilo_ssh
+IP: $IP
+User: $VM
+Password: $PW
+
+finished
+"
+
+##########################################################################################################