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common: ignore errors from efivarfs mount failures

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The existence of /sys/firmware/efi/efivars only indicates that we've
booted the kernel in EFI mode. It does not guarantee that the same
kernel has support for efivarfs. Since this isn't critical, don't fail
the whole api mount.
This commit is contained in:
Dave Reisner 2013-11-16 21:40:42 -05:00
parent 0270a2d3b9
commit 7c53cd416b
1 changed files with 6 additions and 1 deletions
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7
common
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@ -49,6 +49,11 @@ msg() { out "==>" "$@"; }
msg2() { out " ->" "$@";}
die() { error "$@"; exit 1; }
ignore_error() {
"$@" 2>/dev/null
return 0
}
in_array() {
local i
for i in "${@:2}"; do
@ -76,7 +81,7 @@ api_fs_mount() {
mount_conditionally "! mountpoint -q '$1'" "$1" "$1" --bind &&
track_mount proc "$1/proc" -t proc -o nosuid,noexec,nodev &&
track_mount sys "$1/sys" -t sysfs -o nosuid,noexec,nodev,ro &&
mount_conditionally "[[ -d '$1/sys/firmware/efi/efivars' ]]" \
ignore_error mount_conditionally "[[ -d '$1/sys/firmware/efi/efivars' ]]" \
efivarfs "$1/sys/firmware/efi/efivars" -t efivarfs -o nosuid,noexec,nodev &&
track_mount udev "$1/dev" -t devtmpfs -o mode=0755,nosuid &&
track_mount devpts "$1/dev/pts" -t devpts -o mode=0620,gid=5,nosuid,noexec &&