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Minor changes and remarks regarding HostID

This commit is contained in:
Michael Boelen 2019-01-14 11:13:37 +01:00
parent 11368b4ca8
commit 750f55bd27
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GPG Key ID: 26141F77A09D7F04
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")
# Define preferred interfaces
#PREFERRED_INTERFACES="eth0 eth1 eth2 enp0s25"
# Only use ifconfig if no ip binary has been found
if [ ! "${IFCONFIGBINARY}" = "" ]; then
# Determine if we have ETH0 at all (not all Linux distro have this, e.g. Arch)
# Future change
# Show brief output of ip of links that are UP. Filter out items like 'UNKNOWN' in col 2
# 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")
# 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 $5 }' | tr '[:upper:]' '[:lower:]')
@ -919,21 +922,20 @@
LogText "GetHostID: No eth0 found (but HWaddr was found), using first network interface to determine hostid, with ifconfig"
fi
fi
else
# See if we can use ip binary instead
if [ ! "${IPBINARY}" = "" ]; then
# Determine if we have the common available eth0 interface
FIND=$(${IPBINARY} addr show eth0 2> /dev/null | egrep "link/ether " | head -1 | awk '{ print $2 }' | tr '[:upper:]' '[:lower:]')
elif [ ! -z "${IPBINARY}" ]; then
# Determine if we have the common available eth0 interface
FIND=$(${IPBINARY} addr show eth0 2> /dev/null | egrep "link/ether " | head -1 | awk '{ print $2 }' | tr '[:upper:]' '[:lower:]')
if IsEmpty "${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
# 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
ReportException "GetHostID" "Can't create hostid (no MAC addresses found)"
fi
ReportException "GetHostID" "Can't create hostid (no MAC addresses found)"
fi
else
ReportException "GetHostID" "Can't create hostid, missing both ifconfig and ip binary"
fi
else
ReportException "GetHostID" "Both ip and ifconfig tools are missing"
fi
# Check if we found a HostID