Remove sqlite from pulp_file

ref #3606
https://pulp.plan.io/issues/3606

.travis.yml

@@ -6,9 +6,6 @@ python:
     # python versions used in el7 SCL & supported fedora
     - "3.5"
     - "3.6"
-env:
-  - DB=sqlite
-  - DB=postgres
 addons:
     # postgres versions provided by el7 RHSCL (lowest supportable version)
     postgresql: "9.5"

.travis/before_script.sh

@@ -1,10 +1,8 @@
 #!/usr/bin/env sh
 set -v
 
-if [ "$DB" = 'postgres' ]; then
-  psql -U postgres -c 'CREATE USER pulp WITH SUPERUSER LOGIN;'
-  psql -U postgres -c 'CREATE DATABASE pulp OWNER pulp;'
-fi
+psql -U postgres -c 'CREATE USER pulp WITH SUPERUSER LOGIN;'
+psql -U postgres -c 'CREATE DATABASE pulp OWNER pulp;'
 
 mkdir -p ~/.config/pulp_smash
 cp ../pulp/.travis/pulp-smash-config.json ~/.config/pulp_smash/settings.json
@@ -15,11 +13,6 @@ sudo mkdir /etc/pulp/
 sudo chown -R travis:travis /var/lib/pulp
 sudo chown travis:travis /var/cache/pulp
 
-if [ "$DB" = 'postgres' ]; then
-  sudo cp ../pulp/.travis/server.postgres.yaml /etc/pulp/server.yaml
-else
-  # docs job also requires server.yaml
-  sudo cp ../pulp/.travis/server.sqlite.yaml /etc/pulp/server.yaml
-fi
+sudo cp ../pulp/.travis/server.yaml /etc/pulp/server.yaml
 
 echo "SECRET_KEY: \"$(cat /dev/urandom | tr -dc 'a-z0-9!@#$%^&*(\-_=+)' | head -c 50)\"" | sudo tee -a /etc/pulp/server.yaml