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Dropping option to filter by label as newer versions of 'ip' give another result (no output)

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Michael Boelen 2021-07-08 15:18:20 +02:00
parent 5d96098a82
commit 7867759750
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GPG Key ID: 26141F77A09D7F04
1 changed files with 4 additions and 11 deletions
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15
include/functions
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@ -1015,23 +1015,16 @@
HOSTID_GEN="linux-ip-interface-eth0"
else
# If eth0 does not exist, which is also common, then trying the next option:
# 1) First fetch all links that are UP and start with 'en'
# 1) First fetch all links that are UP
# 2) Filter entries that have a MAC address and filter out Docker related MAC addresses starting with '02:42:'
# 3) Convert everything to lowercase
# 4) Sort the entries, so that the output is more predictable between runs when the same interfaces are available
# 5) Select first entry
FIND=$(${IPBINARY} -family link addr show up label 'en*' 2> /dev/null | awk '{if($1=="link/ether" && $2 !~ "^02:42:"){print $2}}' | tr '[:upper:]' '[:lower:]' | sort | head -1)
FIND=$(${IPBINARY} -family link addr show up 2> /dev/null | awk '{if($1=="link/ether" && $2 !~ "^02:42:"){print $2}}' | tr '[:upper:]' '[:lower:]' | sort | head -1)
if HasData "${FIND}"; then
HOSTID_GEN="linux-ip-interface-up-en"
HOSTID_GEN="linux-ip-interface-up-other"
else
LogText "Info: selecting interfaces by label 'en*' did not return results, trying without it"
# Try again, without specifying a preferred interface name
FIND=$(${IPBINARY} -family link addr show up 2> /dev/null | awk '{if($1=="link/ether" && $2 !~ "^02:42:"){print $2}}' | tr '[:upper:]' '[:lower:]' | sort | head -1)
if HasData "${FIND}"; then
HOSTID_GEN="linux-ip-interface-up-other"
else
ReportException "GetHostID" "Can't create hostid (no MAC addresses found)"
fi
ReportException "GetHostID" "Can't create hostid (no MAC addresses found)"
fi
fi
fi