41 lines
1.6 KiB
Bash
Executable File
41 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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ifdown --force eth0
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# Check if ZTP DHCP policy has been installed
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if [ -e /etc/network/ifupdown2/policy.d/ztp_dhcp.json ]; then
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# Obtain port operational state information
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redis-dump -d 0 -k "PORT_TABLE:Ethernet*" -y > /tmp/ztp_port_data.json
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if [ $? -ne 0 ] || [ ! -e /tmp/ztp_port_data.json ] || [ "$(cat /tmp/ztp_port_data.json)" = "" ]; then
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echo "{}" > /tmp/ztp_port_data.json
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fi
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# Create an input file with ztp input information
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echo "{ \"PORT_DATA\" : $(cat /tmp/ztp_port_data.json) }" > \
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/tmp/ztp_input.json
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else
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echo "{ \"ZTP_DHCP_DISABLED\" : \"true\" }" > /tmp/ztp_input.json
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fi
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# Create /e/n/i file for existing and active interfaces
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sonic-cfggen -d -j /tmp/ztp_input.json -t /usr/share/sonic/templates/interfaces.j2 > /etc/network/interfaces
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[ -f /var/run/dhclient.eth0.pid ] && kill `cat /var/run/dhclient.eth0.pid` && rm -f /var/run/dhclient.eth0.pid
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[ -f /var/run/dhclient6.eth0.pid ] && kill `cat /var/run/dhclient6.eth0.pid` && rm -f /var/run/dhclient6.eth0.pid
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for intf_pid in $(ls -1 /var/run/dhclient*.Ethernet*.pid 2> /dev/null); do
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[ -f ${intf_pid} ] && kill `cat ${intf_pid}` && rm -f ${intf_pid}
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done
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sonic-cfggen -d -j /tmp/ztp_input.json -t /usr/share/sonic/templates/90-dhcp6-systcl.conf.j2 > /etc/sysctl.d/90-dhcp6-systcl.conf
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# Read sysctl conf files again
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sysctl -p /etc/sysctl.d/90-dhcp6-systcl.conf
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sonic-cfggen -d -j /tmp/ztp_input.json -t /usr/share/sonic/templates/dhclient.conf.j2 > /etc/dhcp/dhclient.conf
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systemctl restart networking
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# Clean-up created files
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rm -f /tmp/ztp_input.json /tmp/ztp_port_data.json
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