scripts/ovirt-config-kdump

   1 #!/bin/bash
   2 #
   3 # Configure kdump
   4 # Source functions library
   5 . /etc/init.d/functions
   6 . /usr/libexec/ovirt-functions
   7
   8 trap '__st=$?; stop_log; exit $__st' 0
   9 trap 'exit $?' 1 2 13 15
  10
  11 warn() { printf '%s\n' "$*" >&2; }
  12
  13 check() {
  14 if ! is_local_storage_configured; then
  15     warn "Configure local storage before configuring kdump."
  16     exit 99
  17 fi
  18 if ! network_up; then
  19     warn "Configure network before configuring kdump."
  20     exit 99
  21 fi
  22 }
  23
  24 function write_kdump_config {
  25     cat > /etc/kdump.conf <<EOF
  26 default reboot
  27 net $1
  28 EOF
  29     ovirt_store_config /etc/kdump.conf
  30     return 0
  31 }
  32
  33 function kdump_confirm {
  34
  35     local server=$1
  36     local server_type=$2
  37
  38     printf "\nkdump $server_type Configuration\n"
  39     printf "\n$server_type: $server \n\n"
  40         if ask_yes_or_no "Confirm these values ([Y]es/[N]o)?"; then
  41             write_kdump_config $server
  42             if [ $server_type = "SSH" ]; then
  43                 # /dev/console is occupied by firstboot, need to make /dev/tty available
  44                 rm -rf /dev/tty
  45                 ln -s /dev/console /dev/tty
  46                 service kdump propagate
  47             fi
  48             service kdump restart
  49         fi
  50
  51 }
  52
  53 function nfs_config {
  54     nfs_server=""
  55     printf "\n"
  56     read -p "Enter nfs server path (example.redhat.com:/var/crash): " -er
  57     test -z "$REPLY" && return 1
  58     nfs_server="$REPLY"
  59     kdump_confirm $nfs_server NFS
  60 }
  61
  62
  63 function ssh_config {
  64     ssh_login=""
  65     printf "\n"
  66     read -p "Enter ssh user/hostname (root@example.redhat.com): " -er
  67     test -z "$REPLY" && return 1
  68     ssh_login="$REPLY"
  69     kdump_confirm $ssh_login SSH
  70 }
  71
  72 function restore_config {
  73     cat > /etc/kdump.conf <<\EOF
  74 default reboot
  75 ext4 /dev/HostVG/Data
  76 path /core
  77 EOF
  78     ovirt_store_config /etc/kdump.conf
  79     service kdump restart
  80 }
  81
  82 NFS="Setup NFS Configuration"
  83 SSH="Setup SSH Configuration"
  84 RESTORE="Restore Default Configuration"
  85 QUIT="Return to the Hypervisor Configuration Menu"
  86
  87 if [ "$1" = "AUTO" ]; then
  88     if [ -n "$OVIRT_KDUMP_NFS" ]; then
  89         write_kdump_config $OVIRT_KDUMP_NFS
  90     fi
  91 else
  92     check
  93     printf "\n\n kdump Configuration\n\n"
  94     while true; do
  95         PS3="Choose an option: "
  96         select option in "$NFS" "$SSH" "$RESTORE" "$QUIT"
  97           do
  98
  99           case $option in
 100               $NFS) nfs_config; break;;
 101               $SSH) ssh_config; break;;
 102               $RESTORE) restore_config; break;;
 103               $QUIT) exit;;
 104           esac
 105         done
 106
 107         printf "\n"
 108     done
 109 fi