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Minor changes and remarks regarding HostID

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This commit is contained in:
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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22
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 $5 }' | tr '[:upper:]' '[:lower:]')
@ -919,9 +922,8 @@
LogText "GetHostID: No eth0 found (but HWaddr was found), using first network interface to determine hostid, with ifconfig"
fi
fi
else
# See if we can use ip binary instead
if [ ! "${IPBINARY}" = "" ]; then
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
@ -932,8 +934,8 @@
fi
fi
else
ReportException "GetHostID" "Can't create hostid, missing both ifconfig and ip binary"
fi
ReportException "GetHostID" "Both ip and ifconfig tools are missing"
fi
# Check if we found a HostID