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https://github.com/CumulusNetworks/ifupdown2.git
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9087e7277f
Ticket: CM-6795
Reviewed By: CCR-4270
Testing Done:
root@debian:~# cat /etc/network/interfaces
auto lo
iface lo inet loopback
alias foo_bar
root@debian:~# ip link show lo
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
alias foo_bar
root@debian:~# ifdown -v lo
info: loading builtin modules from /usr/share/ifupdown2/addons
info: module ethtool not loaded (module init failed: no /sbin/ethtool found)
info: module ethtool not loaded (module init failed: no /sbin/ethtool found)
info: looking for user scripts under /etc/network
info: loading scripts under /etc/network/if-pre-up.d ...
info: loading scripts under /etc/network/if-up.d ...
info: loading scripts under /etc/network/if-post-up.d ...
info: loading scripts under /etc/network/if-pre-down.d ...
info: loading scripts under /etc/network/if-down.d ...
info: loading scripts under /etc/network/if-post-down.d ...
info: lo: running ops ...
info: rtnetlink: setting link lo down
info: executing ip -o addr show dev lo
info: Executing echo "" > /sys/class/net/lo/ifalias
info: Executing /etc/network/if-down.d/avahi-autoipd
info: Executing /etc/network/if-down.d/upstart
info: Executing /etc/network/if-down.d/wpasupplicant
info: Executing /etc/network/if-post-down.d/wireless-tools
info: Executing /etc/network/if-post-down.d/avahi-daemon
info: Executing /etc/network/if-post-down.d/wpasupplicant
root@debian:~# ip link show lo
1: lo: <LOOPBACK> mtu 65536 qdisc noqueue state DOWN mode DEFAULT group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
root@debian:~# ifup -v lo
info: loading builtin modules from /usr/share/ifupdown2/addons
info: module ethtool not loaded (module init failed: no /sbin/ethtool found)
info: module ethtool not loaded (module init failed: no /sbin/ethtool found)
info: looking for user scripts under /etc/network
info: loading scripts under /etc/network/if-pre-up.d ...
info: loading scripts under /etc/network/if-up.d ...
info: loading scripts under /etc/network/if-post-up.d ...
info: loading scripts under /etc/network/if-pre-down.d ...
info: loading scripts under /etc/network/if-down.d ...
info: loading scripts under /etc/network/if-post-down.d ...
info: processing interfaces file /etc/network/interfaces
info: lo: running ops ...
info: Executing /etc/network/if-pre-up.d/wireless-tools
info: Executing /etc/network/if-pre-up.d/wpasupplicant
info: rtnetlink: setting link lo up
info: executing ip -o addr show dev lo
info: executing ip link set dev lo alias foo_bar
info: Executing /etc/network/if-up.d/mountnfs
info: Executing /etc/network/if-up.d/avahi-autoipd
info: Executing /etc/network/if-up.d/openssh-server
info: Executing /etc/network/if-up.d/upstart
info: Executing /etc/network/if-up.d/avahi-daemon
info: Executing /etc/network/if-up.d/wpasupplicant
root@debian:~# ip link show lo
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
alias foo_bar