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[snmp] Configure snmp docker hostname from config DB #2773

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Apr 16, 2019
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[snmp] Configure snmp docker hostname from config DB #2773

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[snmp] Configure snmp docker hostname from config DB
vsenchyshyn Apr 11, 2019
4986bda
Fixed reviewer comments
vsenchyshyn Apr 15, 2019
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9 changes: 9 additions & 0 deletions dockers/docker-snmp-sv2/start.sh
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Expand Up @@ -9,6 +9,15 @@ sonic-cfggen -d -y /etc/sonic/snmp.yml -t /usr/share/sonic/templates/snmpd.conf.
mkdir -p /var/sonic
echo "# Config files managed by sonic-config-engine" > /var/sonic/config_status

CURRENT_HOSTNAME=`hostname`
HOSTNAME=`sonic-cfggen -d -v DEVICE_METADATA[\'localhost\'][\'hostname\']`
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@qiluo-msft qiluo-msft Apr 13, 2019 •
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HOSTNAME [](start = 0, length = 8)

Will you handle command error or empty hostname cases? #Closed

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HOSTNAME [](start = 0, length = 8)

Will you handle command error or empty hostname cases?

Added validation. Please check.


echo $HOSTNAME > /etc/hostname
hostname -F /etc/hostname
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@qiluo-msft qiluo-msft Apr 12, 2019 •
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why not use hostname $HOSTNAME? #Closed

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@vsenchyshyn vsenchyshyn Apr 12, 2019 •
edited by qiluo-msft
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why not use hostname $HOSTNAME?

In this case /etc/hostname will contain the old hostname. #Closed

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@qiluo-msft Or you meant only this line: "hostname -F /etc/hostname"? If yes, this can be changed.

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I see. Let's keep as is.

In reply to: 274999450 [](ancestors = 274999450)


sed -i "/\s$CURRENT_HOSTNAME$/d" /etc/hosts
echo "127.0.0.1 $HOSTNAME" >> /etc/hosts

rm -f /var/run/rsyslogd.pid

supervisorctl start rsyslogd
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