Your Name
37 lines
1.1 KiB
Bash
37 lines
1.1 KiB
Bash
#!/bin/bash
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set -e
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# This script tries to periodically set the passed in network interface to
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# 1 gigabit. It will run until it is successful or it hits its max retries.
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# This script is necessary because there is no clear indication from the kernel
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# NCSI stack when it is in a proper state for this speed setting to succeed
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# This script expects 1 parameter
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# - Network interface to configure (i.e. eth0, eth1, ...)
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if [ $# -ne 1 ]; then
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echo "Required network interface not provided"
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exit 1
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fi
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netIface=$1
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# 60s total: 12 tries with 5s sleeps
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for i in {1..12}
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do
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echo "attempt number $i: setting $netIface to 1 gigabit"
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rc=0
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# package 0, channel 0, oem command, see Intel I210 datasheet section 10.6.3.10.1
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/usr/libexec/ncsi-netlink-ifindex "$netIface" -p 0 -c 0 -o 00000157200001 || rc=$?
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if [ $rc -ne 0 ]; then
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echo "error code is $rc setting $netIface to 1 gigabit, sleep and retry"
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sleep 5
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else
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echo "success setting $netIface to 1 gigabit"
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exit 0
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fi
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done
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echo "ERROR: all retry attempts exhausted, unable to configure $netIface to 1 gigabit"
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exit 1 |