[master] 7e9c6a7ba [cci] use su instead of sudo

[Guillaume Quintard]

commit 7e9c6a7ba293ffb7b2875d4b8d168c44cc289eaf
Author: Guillaume Quintard <guillaume at varnish-software.com>
Date:   Tue Jan 12 10:29:09 2021 -0800

    [cci] use su instead of sudo

diff --git a/.circleci/config.yml b/.circleci/config.yml
index adcaae3b6..899dd36cb 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -224,17 +224,17 @@ jobs:
             export TSAN_OPTIONS=abort_on_error=1,halt_on_error=1,use_sigaltstack=0,suppressions=$(pwd)/tools/tsan.suppr
             export UBSAN_OPTIONS=halt_on_error=1,print_stacktrace=1,use_sigaltstack=0,suppressions=$(pwd)/tools/ubsan.suppr
 
-            sudo -u varnish ./configure \
+            su varnish -c './configure \
             	--quiet \
             	--with-unwind \
             	--enable-developer-warnings \
             	--enable-debugging-symbols \
             	--disable-stack-protector \
             	--with-persistent-storage \
-            	<< parameters.extra_conf >>
-            sudo -u varnish \
-            	--preserve-env=ASAN_OPTIONS,LSAN_OPTIONS,TSAN_OPTIONS,UBSAN_OPTIONS \
-            	make distcheck VERBOSE=1 -j 12 -k
+            	<< parameters.extra_conf >>'
+            su varnish \
+            	--whitelist-environment=ASAN_OPTIONS,LSAN_OPTIONS,TSAN_OPTIONS,UBSAN_OPTIONS \
+                -c 'make distcheck VERBOSE=1 -j 12 -k'
 
   collect_packages:
     docker: