From e8ead61e1c0a919a97df64b14dbd572ef7c830d2 Mon Sep 17 00:00:00 2001 From: Frantisek Sumsal Date: Sat, 15 Dec 2018 20:22:31 +0100 Subject: [PATCH] tests: explicitly enable user namespaces for TEST-13-NSPAWN-SMOKE Cherry-picked from: 67f5c0c776ce9449ad21e9854665573a05141fd4 --- test/TEST-13-NSPAWN-SMOKE/test.sh | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/test/TEST-13-NSPAWN-SMOKE/test.sh b/test/TEST-13-NSPAWN-SMOKE/test.sh index 6a0cb42eaf..c0789b5d20 100755 --- a/test/TEST-13-NSPAWN-SMOKE/test.sh +++ b/test/TEST-13-NSPAWN-SMOKE/test.sh @@ -18,7 +18,7 @@ test_setup() { eval $(udevadm info --export --query=env --name=${LOOPDEV}p2) setup_basic_environment - dracut_install busybox chmod rmdir unshare ip + dracut_install busybox chmod rmdir unshare ip sysctl cp create-busybox-container $initdir/ @@ -63,6 +63,11 @@ if [[ -f /proc/1/ns/cgroup ]]; then fi is_user_ns_supported=no +# On some systems (e.g. CentOS 7) the default limit for user namespaces +# is set to 0, which causes the following unshare syscall to fail, even +# with enabled user namespaces support. By setting this value explicitly +# we can ensure the user namespaces support to be detected correctly. +sysctl -w user.max_user_namespaces=10000 if unshare -U sh -c :; then is_user_ns_supported=yes fi