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[initramfs] Add setfacl in the initramfs #1185

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Nov 25, 2017
Merged

[initramfs] Add setfacl in the initramfs #1185

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2 changes: 2 additions & 0 deletions build_debian.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -123,6 +123,8 @@ sudo cp files/initramfs-tools/arista-convertfs $FILESYSTEM_ROOT/etc/initramfs-to
sudo chmod +x $FILESYSTEM_ROOT/etc/initramfs-tools/scripts/init-premount/arista-convertfs
sudo cp files/initramfs-tools/mke2fs $FILESYSTEM_ROOT/etc/initramfs-tools/hooks/mke2fs
sudo chmod +x $FILESYSTEM_ROOT/etc/initramfs-tools/hooks/mke2fs
sudo cp files/initramfs-tools/setfacl $FILESYSTEM_ROOT/etc/initramfs-tools/hooks/setfacl
sudo chmod +x $FILESYSTEM_ROOT/etc/initramfs-tools/hooks/setfacl

# Hook into initramfs: rename the management interfaces on arista switches
sudo cp files/initramfs-tools/arista-net $FILESYSTEM_ROOT/etc/initramfs-tools/scripts/init-premount/arista-net
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3 changes: 3 additions & 0 deletions files/initramfs-tools/arista-convertfs.j2
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Expand Up @@ -87,6 +87,9 @@ fixup_flash_permissions() {
# this allows the sonic admin user to have read access on the flash
local flash_mnt="$1"
chmod o+rx "$flash_mnt"

# remove all the filesystem acls from the flash
setfacl -Rb "$flash_mnt"
}

# Extract kernel parameters
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20 changes: 20 additions & 0 deletions files/initramfs-tools/setfacl
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@@ -0,0 +1,20 @@
#!/bin/sh
#Part of the code is revised based on initramfs-tools/hooks/fsck and initramfs-tool is under GPL v2.

PREREQ=""

prereqs()
{
echo "$PREREQ"
}

case $1 in
prereqs)
prereqs
exit 0
;;
esac

. /usr/share/initramfs-tools/hook-functions

copy_exec /usr/bin/setfacl /sbin/setfacl