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Add service to config hostname based on configdb (#1174)

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Taoyu Li 2017-11-22 14:36:25 -08:00 committed by GitHub
parent 6d0329af3d
commit 617b3e43b1
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3 changed files with 27 additions and 0 deletions
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5
files/build_templates/sonic_debian_extension.j2
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@ -120,6 +120,11 @@ sudo cp $IMAGE_CONFIGS/interfaces/*.j2 $FILESYSTEM_ROOT/usr/share/sonic/template
# Copy initial interfaces configuration file, will be overwritten on first boot
sudo cp $IMAGE_CONFIGS/interfaces/init_interfaces $FILESYSTEM_ROOT/etc/network
# Copy hostname configuration scripts
sudo cp $IMAGE_CONFIGS/hostname/hostname-config.service $FILESYSTEM_ROOT/etc/systemd/system/
sudo LANG=C chroot $FILESYSTEM_ROOT systemctl enable hostname-config.service
sudo cp $IMAGE_CONFIGS/hostname/hostname-config.sh $FILESYSTEM_ROOT/usr/bin/
# Copy updategraph script and service file
sudo cp $IMAGE_CONFIGS/updategraph/updategraph.service $FILESYSTEM_ROOT/etc/systemd/system/
sudo LANG=C chroot $FILESYSTEM_ROOT systemctl enable updategraph.service

11
files/image_config/hostname/hostname-config.service Normal file
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@ -0,0 +1,11 @@
[Unit]
Description=Update hostname based on configdb
Requires=database.service
After=database.service
[Service]
Type=oneshot
ExecStart=/usr/bin/hostname-config.sh
[Install]
WantedBy=multi-user.target

11
files/image_config/hostname/hostname-config.sh Executable file
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@ -0,0 +1,11 @@
#!/bin/bash -e
CURRENT_HOSTNAME=`hostname`
HOSTNAME=`sonic-cfggen -d -v DEVICE_METADATA[\'localhost\'][\'hostname\']`
echo $HOSTNAME > /etc/hostname
hostname -F /etc/hostname
sed -i "/\s$CURRENT_HOSTNAME$/d" /etc/hosts
echo "127.0.0.1 $HOSTNAME" >> /etc/hosts