cirros-testvm/src-cirros/src/usr/share/cloud/functions

   1 #!/bin/sh
   2 # vi: ts=4 noexpandtab
   3
   4 BURL="http://169.254.169.254/2009-04-04"
   5 MDURL="${BURL}/meta-data"
   6 UDURL="${BURL}/user-data"
   7 STATE_D=/var/lib/cloud
   8 SEM_D=$STATE_D/sem
   9 CLOUD_CONFIG=${STATE_D}/config.sh
  10 MD_DEBUG_COUNT=30
  11 MD_MAX_TRIES=30
  12 IS_NOCLOUD=0
  13
  14 [ -d "${STATE_D}" ] || mkdir -p "${STATE_D}"
  15
  16 [ -f "${CLOUD_CONFIG}" ] && . "${CLOUD_CONFIG}"
  17 # CLOUD_CONFIG may set
  18 # MD_TRIES
  19 # MD_DEBUG_COUNT
  20
  21 TMPF=/tmp/${0##*/}.tmp
  22 trap "rm -f ${TMPF}" EXIT
  23 msg() { echo "${XN}: $1"; }
  24 mdget() {
  25         if [ "${2}" = "-" ]; then
  26                 wget -q -O - "${MDURL}/${1}"
  27         else
  28                 local out=${2:-${TMPF}}
  29                 wget -q -O - "${MDURL}/${1}" > "${out}" &&
  30                         { read _RET < "${TMPF}" ; :; }
  31         fi
  32 }
  33 marked() {
  34         local name=${2:-${XN}} iid=${1}
  35         [ -f "${SEM_D}/${name}.${iid}" ]
  36 }
  37 mark() {
  38         local name=${2:-${XN}} iid=${1}
  39         { [ -d "${SEM_D}" ] || mkdir "${SEM_D}"; } ||
  40                 msg "failed to make ${SEM_D}"
  41         date > "${SEM_D}/${name}.${iid}"
  42 }
  43
  44 mddebug() {
  45         local dbf="${STATE_D}/mddebug"
  46         if [ -f "${dbf}" ]; then
  47                 chmod 755 "${dbf}"
  48                 msg "running ${dbf} (${MD_DEBUG_COUNT} tries reached)"
  49                 echo "############ debug start ##############"
  50                 "${STATE_D}/debug"
  51                 echo "############ debug end   ##############"
  52                 return
  53         fi
  54         msg "running debug (${MD_DEBUG_COUNT} tries reached)"
  55         echo "############ debug start ##############"
  56         echo "### /etc/rc.d/init.d/sshd start"
  57         /etc/rc.d/init.d/sshd start
  58         local gw=""
  59         gw=$(route -n | awk '$1 == "0.0.0.0" && $2 != "0.0.0.0" { print $2 }')
  60         echo "### ifconfig -a"
  61         ifconfig -a
  62         echo "### route -n"
  63         route -n
  64         echo "### cat /etc/resolv.conf"
  65         cat /etc/resolv.conf
  66         if [ -n "${gw}" ]; then
  67                 echo "### ping -c 5 ${gw}"
  68                 ping -c 5 ${gw}
  69         else
  70                 echo "### gateway not found"
  71         fi
  72         local t1 t2 t3 nslist="" ns=""
  73         while read t1 t2 t3; do
  74                 case "$t1" in
  75                         nameserver) nslist="${nslist} ${t2}";;
  76                 esac
  77         done < /etc/resolv.conf
  78         echo "### pinging nameservers"
  79         for ns in ${nslist}; do
  80                 echo "#### ping -c 5 ${ns}"
  81                 ping -c 5 ${ns}
  82         done
  83         echo "### uname -a"
  84         uname -a
  85         lxc-is-container || { echo "### lsmod"; lsmod; }
  86         echo "### dmesg | tail"
  87         dmesg | tail
  88         echo "### tail -n 25 /var/log/messages"
  89         tail -n 25 /var/log/messages
  90         echo "############ debug end   ##############"
  91 }
  92
  93 is_nocloud() {
  94         [ "${IS_NOCLOUD:-0}" != "0" ] && return 0
  95         lxc-is-container ||
  96                 { grep -q "ds=nocloud" /proc/cmdline && return 0; }
  97         [ -f /root/nocloud ] && return 0
  98         return 1
  99 }