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|
#!/bin/bash
# Use bash since ash can only do math on 32bit numbers, which is not sufficient for ID44 calculations
# also for negative length to ${x:0:-1}
# This script gathers information about the hardware and configuration and reports it back to the server
. /opt/openslx/config
export LANG=C
export LC_ALL=C
mktemp() {
/bin/mktemp && return 0
/opt/openslx/bin/mktemp && return 0
local FN DIR
for DIR in "tmp" "tmp" "tmp" "run/user/$UID" "run"; do
FN="/${DIR}/${RANDOM}-${$}-${UID}-$(date +%N)"
[ -e "$FN" ] && continue
touch "$FN" || continue
chmod 0600 "$FN" || continue
echo "$FN"
return 0
done
}
fdisk() {
local binary RET
for binary in "/opt/openslx/sbin/fdisk" "busybox fdisk" "fdisk"; do
$binary "$@"
RET=$?
[ "$RET" = "127" ] && continue # command not found
return $RET
done
return 127
}
if [ -z "$SLX_REMOTE_LOG" ]; then
echo "No remote log url given, will not report"
exit 1
fi
# 1) Get MAC Address used for booting
eval $(grep -Eo BOOTIF=\\S+ /proc/cmdline)
if [ "${#BOOTIF}" -ne "20" ]; then
echo "Getting MAC from /proc/cmdline failed, using 'ip a'..."
BOOTIF=01-$(ip a | grep -A 1 ': br0' | grep -o 'ether ..:..:..:..:..:..' | cut -d' ' -f2 | sed s/:/-/g)
if [ "${#BOOTIF}" -ne "20" ]; then
echo "FAIL FAIL FAIL"
BOOTIF="99-88-77-66-55-44-33"
fi
fi
MAC=${BOOTIF:3}
# 2) Get machine UUID, with fallback to MAC address if it fails for some reason
UUID=$(dmidecode -q -s system-uuid | grep -v '^#' | head -n 1)
if [ "${#UUID}" -ne "36" ]; then
echo "Determined UUID (${UUID}) has not expected length of 36, falling back to MAC..."
UUID="000000000000000-$BOOTIF"
fi
# 3) Uptime in seconds
UPTIME=$(grep -o -E '^[0-9]+' /proc/uptime)
# 4) Number of real and virtual CPU cores
# Virtual, cheap way
VCORES=$(grep '^processor\s' /proc/cpuinfo | sort -u | wc -l)
# Real cores
CPUCORES=$(cat /sys/devices/system/cpu/cpu*/topology/thread_siblings_list | sort -u | wc -l)
# Fallback 1...
if [ -z "$CPUCORES" ] || [ "$CPUCORES" = "0" ]; then
for c in $(dmidecode -t 4 | grep 'Core Enabled' | awk -F ':' '{print $2}'); do
CPUCORES=$(( $CPUCORES + $c ))
done
fi
# Fallback 2...
if [ -z "$CPUCORES" ] || [ "$CPUCORES" = "0" ]; then
CPUCORES=$(grep -E -e '^core id\s*:' -e '^physical\s*:' /proc/cpuinfo | xargs -l2 echo | sort -u | wc -l)
fi
# 5) CPU model name
CPUMODEL=$(grep -m1 '^model name\s*:' /proc/cpuinfo | sed 's/^model name\s*:\s*//;s/\s\s*/ /g;s/^ //;s/ $//')
# 6) RAM
RAM=$(grep -m1 '^MemTotal:' /proc/meminfo | awk '{print $2}')
RAM=$(( $RAM / 1024 ))
if [ -z "$RAM" ] || [ "$RAM" -lt 500 ]; then
# Fallback to dmidecode
RAM=0
for c in $(dmidecode -t 17 | grep -o 'Size:.*MB$' | awk '{print $2}'); do
RAM=$(( $RAM + $c ))
done
fi
# 7) 64bit virtualization support
VT="UNSUPPORTED"
VIRTTYPE=$(grep -m1 '^flags\s*:' /proc/cpuinfo | grep -wo -e svm -e vmx)
[ -n "$VIRTTYPE" ] && modprobe msr
if [ "$VIRTTYPE" = "vmx" ]; then # intel
BIT1=$(rdmsr --bitfield 0:0 0x3a 2>/dev/null || echo "fail")
BIT2=$(rdmsr --bitfield 2:2 0x3a 2>/dev/null || echo "fail")
if [ "$BIT1" = "fail" -o "$BIT2" = "fail" ]; then
VT="UNKNOWN"
elif [ "$BIT1" = "0" -o "$BIT2" = "1" ]; then
VT="ENABLED"
else
VT="DISABLED"
fi
elif [ "$VIRTTYPE" = "svm" ]; then # amd
BIT=$(rdmsr --bitfield 4:4 0xc0010114 2>/dev/null || echo "fail")
if [ "$BIT" = "fail" ]; then
VT="UNKNOWN"
elif [ "$BIT" = "0" ]; then
VT="ENABLED"
else
VT="DISABLED"
fi
fi
# 8) ID44 partition size
ID44=0
# Try df first, make sure device starts with /dev
read -r df_dev df_size df_used df_avail df_usepercent df_mountpoint df_crap < <(df /tmp | grep ' /tmp$')
if [ -n "${df_size}" ] && [ "${df_dev:0:5}" = "/dev/" ]; then
# df reports kbytes, convert to MB
ID44=$(( df_size / 1024 ))
fi
if [ "$ID44" = 0 ]; then
# fdisk fallback
for c in $(fdisk -l | grep -E '[0-9]+[\-\+]?\s+44\s+' | awk '{print $1}'); do
val=$(blockdev --getsize64 "$c")
[ -z "$val" ] && continue
[ "$val" -gt "$ID44" ] && ID44=$val
done
# blockdev reports bytes, convert to MB
ID44=$(( $ID44 / 1058576 )) # we'd rather underreport
fi
# 9) check smart values
FDISK=$(mktemp)
fdisk -l > "$FDISK"
BADSECTORS=0
if which smartctl; then
ALLSMART=$(mktemp)
FILE=$(mktemp)
[ -z "$FILE" ] && FILE="/tmp/smartctl.$$.$RANDOM.$RANDOM"
for dev in $(cat "$FDISK" | grep -o '^Disk /dev/\S*:' | cut -c 6-); do
dev=${dev:0:-1}
smartctl -i -H -A -f "brief" "$dev" > "$FILE" || continue
echo "NEXTHDD=$dev" >> "$ALLSMART"
cat "$FILE" >> "$ALLSMART"
# parse
OVERALL=$(grep -o "test result: .*$" "$FILE" | cut -c 14-)
[ "x$OVERALL" = "xPASSED" ] && OVERALL=""
REALLOC=$(grep "^ *5 " "$FILE" | awk '{print $8}')
SPINRETRY_VAL=$(grep "^ *10 " "$FILE" | awk '{print $4}')
SPINRETRY_THR=$(grep "^ *10 " "$FILE" | awk '{print $6}')
[ -n "$OVERALL" ] && BADSECTORS=$(( $BADSECTORS + 100 ))
if [ -n "$REALLOC" ] && [ "$REALLOC" -gt "0" ]; then
BADSECTORS=$(( $BADSECTORS + $REALLOC ))
fi
if [ -n "$SPINRETRY_VAL" ] && [ "$SPINRETRY_VAL" -le "$SPINRETRY_THR" ]; then
BADSECTORS=$(( $BADSECTORS + 100 ))
fi
done
rm -f -- "$FILE"
fi
# A) Read system model and manufacturer
dmidec() {
local RETVAL=$(dmidecode "$@" 2>/dev/null | grep -v '^#' | grep -v '^Invalid' | sed 's/\s\s*/ /g;s/^ //;s/ $//')
case "$RETVAL" in
""|*"Product Name"*|*"be filled"*|"unknown"|*"product name"*)
RETVAL="Unknown"
;;
esac
echo "$RETVAL"
}
HW_MODEL=$(dmidec -q -s system-product-name)
HW_MANUF=$(dmidec -q -s system-manufacturer)
# Try fallback to baseboard
if [ "$HW_MODEL" = "Unknown" ]; then
HW_MODEL=$(dmidec -q -s baseboard-product-name)
HW_MANUF=$(dmidec -q -s baseboard-manufacturer)
fi
MODEL="$HW_MODEL"
if [ "$HW_MANUF" != "Unknown" ]; then
MODEL="$MODEL ($HW_MANUF)"
fi
# n) Dump raw data to a file
DATAFILE=$(mktemp)
cat > "$DATAFILE" <<-EOF
############################### CPU #####################################
Sockets: $(grep '^physical id' /proc/cpuinfo | sort -u | wc -l)
Real cores: $CPUCORES
Virtual cores: $VCORES
######################## Partition tables ###############################
EOF
cat "$FDISK" >> "$DATAFILE"
cat >> "$DATAFILE" <<-EOF
############################ PCI ID #####################################
EOF
lspci -n -m >> "$DATAFILE"
cat >> "$DATAFILE" <<-EOF
########################## dmidecode ####################################
EOF
dmidecode >> "$DATAFILE"
if [ -n "$ALLSMART" ] && [ -s "$ALLSMART" ]; then
cat >> "$DATAFILE" <<-EOF
########################### smartctl ####################################
EOF
cat "$ALLSMART" >> "$DATAFILE"
fi
cat >> "$DATAFILE" <<-EOF
#########################
EOF
[ -n "$ALLSMART" ] && rm -f -- "$ALLSMART"
# Put some info in local file for later use
HDDCOUNT=0
for size in $(cat "$FDISK" | grep -E '^Disk /dev.*[0-9]{11,} bytes' | grep -o -E '[0-9]{11,}'); do
[ "$size" -gt 50000000000 ] && HDDCOUNT=$(( HDDCOUNT + 1 ))
done
bashesc () {
sed s/\'/\'\"\'\"\'/g <<<$*
}
HW_MANUF=$(bashesc "$HW_MANUF")
HW_MODEL=$(bashesc "$HW_MODEL")
cat > "/run/hwinfo" <<HORST
HW_KVM='${VT}'
HW_ID44='${ID44}'
HW_MBRAM='${RAM}'
HW_HDDCOUNT='${HDDCOUNT}'
HW_MANUF='${HW_MANUF}'
HW_MODEL='${HW_MODEL}'
HW_CORES='${CPUCORES}'
HW_THREADS='${VCORES}'
HORST
# Fire away
for DELAY in 1 1 0; do
if curl --data-urlencode "type=~poweron" --data-urlencode "uuid=$UUID" --data-urlencode "macaddr=$MAC" \
--data-urlencode "uptime=$UPTIME" --data-urlencode "realcores=$CPUCORES" --data-urlencode "mbram=$RAM" \
--data-urlencode "kvmstate=$VT" --data-urlencode "cpumodel=$CPUMODEL" --data-urlencode "id44mb=$ID44" \
--data-urlencode "badsectors=$BADSECTORS" --data-urlencode "systemmodel=$MODEL" \
--data-urlencode "data@$DATAFILE" "$SLX_REMOTE_LOG" | grep -q "RESULT=0"; then
rm -f -- "$DATAFILE"
echo "$UUID" > "/run/system-uuid"
START=$(( $RANDOM % 5 ))
cat > "/etc/cron.d/usage_stats" <<-EOF
# Update usage statistics on server
SHELL=/bin/sh
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/opt/openslx/sbin:/opt/openslx/bin
${START}-59/5 * * * * root /opt/openslx/scripts/cron-system_usage_update
EOF
touch "/etc/cron.d" # Sometimes, aufs doesn't update the mtime of dirs when creating files,
# so cron would not rescan the cron directory
exit 0
fi
sleep "$DELAY"
done
echo "Server doesn't seem to support hardware/usage stats - disabling logging"
rm -f -- "/etc/cron.d/usage_stats"
exit 1
|
