1 files changed, 7 insertions, 3 deletions
diff --git a/extra/postgresql/postgresql.install b/extra/postgresql/postgresql.install
index c52432271..7b73f6fa9 100644
--- a/extra/postgresql/postgresql.install
+++ b/extra/postgresql/postgresql.install
@@ -2,9 +2,13 @@ post_install() {
   if [ ! -d '/var/lib/postgres' ]; then
     mkdir -p '/var/lib/postgres'
   fi
-  getent group postgres >/dev/null || groupadd -g 88 postgres
-  getent passwd postgres >/dev/null || useradd -c 'PostgreSQL user' -u 88 -g postgres -d '/var/lib/postgres' -s /bin/bash postgres
-  passwd -l postgres >/dev/null
+  if ! getent group postgres >/dev/null; then
+    groupadd -g 88 postgres
+  fi
+  if ! getent passwd postgres >/dev/null; then
+    useradd -c 'PostgreSQL user' -u 88 -g postgres -d '/var/lib/postgres' -s /bin/bash postgres
+    passwd -l postgres >/dev/null
+  fi
 }
 
 post_upgrade() {