Merge pull request #3893 from brauner/2021-07-01.fixes.3

cmd/lxc-checkconfig: list cgroup namespaces and rename confusing ns_c…
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Stéphane Graber 2021-07-01 08:51:44 -04:00 committed by GitHub
commit 161b0ff427
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@ -24,11 +24,8 @@ is_set() {
return $? return $?
} }
is_enabled() { show_enabled() {
mandatory=$2 RES=$1
is_set $1
RES=$?
RET=1 RET=1
if [ $RES -eq 0 ]; then if [ $RES -eq 0 ]; then
$SETCOLOR_SUCCESS && echo -n "enabled" && $SETCOLOR_NORMAL $SETCOLOR_SUCCESS && echo -n "enabled" && $SETCOLOR_NORMAL
@ -43,6 +40,23 @@ is_enabled() {
return $RET return $RET
} }
is_enabled() {
mandatory=$2
is_set $1
show_enabled $?
}
has_cgroup_ns() {
mandatory=no
if [ -f "/proc/self/ns/cgroup" ]; then
show_enabled 0
else
show_enabled 1
fi
}
is_probed() { is_probed() {
lsmod | grep $1 > /dev/null lsmod | grep $1 > /dev/null
if [ $? -eq 0 ]; then if [ $? -eq 0 ]; then
@ -144,6 +158,9 @@ echo "--- Control groups ---"
echo -n "Cgroups: " && is_enabled CONFIG_CGROUPS echo -n "Cgroups: " && is_enabled CONFIG_CGROUPS
echo echo
echo -n "Cgroup namespace: " && has_cgroup_ns
echo
print_cgroups() { print_cgroups() {
# print all mountpoints for cgroup filesystems # print all mountpoints for cgroup filesystems
awk '$1 !~ /#/ && $3 == mp { print $2; } ; END { exit(0); } ' "mp=$1" "$2" ; awk '$1 !~ /#/ && $3 == mp { print $2; } ; END { exit(0); } ' "mp=$1" "$2" ;
@ -179,7 +196,7 @@ if [ -f $CGROUP_MNT_PATH/cgroup.clone_children ]; then
echo -n "Cgroup v1 clone_children flag: " && echo -n "Cgroup v1 clone_children flag: " &&
$SETCOLOR_SUCCESS && echo "enabled" && $SETCOLOR_NORMAL $SETCOLOR_SUCCESS && echo "enabled" && $SETCOLOR_NORMAL
else else
echo -n "Cgroup namespace: " && is_enabled CONFIG_CGROUP_NS yes echo -n "Cgroup ns_cgroup: " && is_enabled CONFIG_CGROUP_NS yes
echo echo
fi fi