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lxc-download: Fix in_userns again

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The use of a subshell was causing various failures, re-arrange not to
use one.

Signed-off-by: Stéphane Graber <stgraber@ubuntu.com>
This commit is contained in:
Stéphane Graber 2014-02-28 19:12:47 -05:00
parent b707e36849
commit 9f15e86afa
1 changed files with 5 additions and 4 deletions
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9
templates/lxc-download.in
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@ -142,10 +142,11 @@ gpg_validate() {
in_userns() {
[ -e /proc/self/uid_map ] || { echo no; return; }
awk '{ print $1 " " $2 " " $3 }' /proc/self/uid_map | while read line; do
[ "$line" = "0 0 4294967295" ] && { echo no; return; } || true
echo $line | grep -q " 0 1$" && { echo userns-root; return; } || true
done
while read line; do
fields=$(echo $line | awk '{ print $1 " " $2 " " $3 }')
[ "$fields" = "0 0 4294967295" ] && { echo no; return; } || true
echo $fields | grep -q " 0 1$" && { echo userns-root; return; } || true
done < /proc/self/uid_map
[ "$(cat /proc/self/uid_map)" = "$(cat /proc/1/uid_map)" ] && \
{ echo userns-root; return; }