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Minor changes and remarks regarding HostID

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Michael Boelen 2019-01-14 11:13:37 +01:00
parent 11368b4ca8
commit 750f55bd27
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1 changed files with 19 additions and 17 deletions
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36
include/functions
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@ -888,12 +888,15 @@
;; ;;
"Linux") "Linux")
# Define preferred interfaces
#PREFERRED_INTERFACES="eth0 eth1 eth2 enp0s25"
# Only use ifconfig if no ip binary has been found # Future change
if [ ! "${IFCONFIGBINARY}" = "" ]; then # Show brief output of ip of links that are UP. Filter out items like 'UNKNOWN' in col 2
# Determine if we have ETH0 at all (not all Linux distro have this, e.g. Arch) # Using the {2} syntax does not work on all systems
# ip -br link show up | sort | awk '$2=="UP" && $3 ~ /^[a-f0-9][a-f0-9]:/ {print $3}'
# Use ifconfig
if [ ! -z "${IFCONFIGBINARY}" ]; then
# Determine if we have the eth0 interface (not all Linux distro have this, e.g. Arch)
HASETH0=$(${IFCONFIGBINARY} | grep "^eth0") HASETH0=$(${IFCONFIGBINARY} | grep "^eth0")
# Check if we can find it with HWaddr on the line # Check if we can find it with HWaddr on the line
FIND=$(${IFCONFIGBINARY} 2> /dev/null | grep "^eth0" | grep -v "eth0:" | grep HWaddr | awk '{ print $5 }' | tr '[:upper:]' '[:lower:]') FIND=$(${IFCONFIGBINARY} 2> /dev/null | grep "^eth0" | grep -v "eth0:" | grep HWaddr | awk '{ print $5 }' | tr '[:upper:]' '[:lower:]')
@ -919,21 +922,20 @@
LogText "GetHostID: No eth0 found (but HWaddr was found), using first network interface to determine hostid, with ifconfig" LogText "GetHostID: No eth0 found (but HWaddr was found), using first network interface to determine hostid, with ifconfig"
fi fi
fi fi
else
# See if we can use ip binary instead elif [ ! -z "${IPBINARY}" ]; then
if [ ! "${IPBINARY}" = "" ]; then # Determine if we have the common available eth0 interface
# Determine if we have the common available eth0 interface FIND=$(${IPBINARY} addr show eth0 2> /dev/null | egrep "link/ether " | head -1 | awk '{ print $2 }' | tr '[:upper:]' '[:lower:]')
FIND=$(${IPBINARY} addr show eth0 2> /dev/null | egrep "link/ether " | head -1 | awk '{ print $2 }' | tr '[:upper:]' '[:lower:]') if IsEmpty "${FIND}"; then
# Determine the MAC address of first interface with the ip command
FIND=$(${IPBINARY} addr show 2> /dev/null | egrep "link/ether " | head -1 | awk '{ print $2 }' | tr '[:upper:]' '[:lower:]')
if IsEmpty "${FIND}"; then if IsEmpty "${FIND}"; then
# Determine the MAC address of first interface with the ip command ReportException "GetHostID" "Can't create hostid (no MAC addresses found)"
FIND=$(${IPBINARY} addr show 2> /dev/null | egrep "link/ether " | head -1 | awk '{ print $2 }' | tr '[:upper:]' '[:lower:]')
if IsEmpty "${FIND}"; then
ReportException "GetHostID" "Can't create hostid (no MAC addresses found)"
fi
fi fi
else
ReportException "GetHostID" "Can't create hostid, missing both ifconfig and ip binary"
fi fi
else
ReportException "GetHostID" "Both ip and ifconfig tools are missing"
fi fi
# Check if we found a HostID # Check if we found a HostID