tests: add test case for default renew

Author: chinkung

test/config.sh

@@ -17,6 +17,7 @@ globalTests+=(
 	permissions_custom
 	symlinks
 	acme_hooks
+	certs_default_renew
 )
 
 # The ocsp_must_staple test does not work with Pebble

test/tests/certs_default_renew/expected-std-out.txt

@@ -0,0 +1 @@
+

test/tests/certs_default_renew/run.sh

@@ -0,0 +1,62 @@
+#!/bin/bash
+
+## Test for the DEFAULT_RENEW function.
+
+if [[ -z $GITHUB_ACTIONS ]]; then
+  le_container_name="$(basename "${0%/*}")_$(date "+%Y-%m-%d_%H.%M.%S")"
+else
+  le_container_name="$(basename "${0%/*}")"
+fi
+
+default_renew=170
+run_le_container "${1:?}" "$le_container_name" \
+  --cli-args "--env DEFAULT_RENEW=$default_renew"
+
+# Create the $domains array from comma separated domains in TEST_DOMAINS.
+IFS=',' read -r -a domains <<< "$TEST_DOMAINS"
+
+# Cleanup function with EXIT trap
+function cleanup {
+  # Remove the Nginx container silently.
+  docker rm --force "${domains[0]}" &> /dev/null
+  # Cleanup the files created by this run of the test to avoid foiling following test(s).
+  docker exec "$le_container_name" /app/cleanup_test_artifacts
+  # Stop the LE container
+  docker stop "$le_container_name" > /dev/null
+}
+trap cleanup EXIT
+
+container_email="contact@${domains[0]}"
+
+# Run a nginx container for ${domains[0]} with LETSENCRYPT_EMAIL set.
+run_nginx_container --hosts "${domains[0]}" \
+  --cli-args "--env LETSENCRYPT_EMAIL=${container_email}"
+
+# Wait for a symlink at /etc/nginx/certs/${domains[0]}.crt
+wait_for_symlink "${domains[0]}" "$le_container_name"
+
+acme_cert_create_time_key="Le_CertCreateTime="
+acme_renewal_days_key="Le_RenewalDays="
+acme_next_renew_time_key="Le_NextRenewTime="
+
+# Check if the default command is deliverd properly in /etc/acme.sh
+if docker exec "$le_container_name" [[ ! -d "/etc/acme.sh/$container_email" ]]; then
+  echo "The /etc/acme.sh/$container_email folder does not exist."
+elif docker exec "$le_container_name" [[ ! -d "/etc/acme.sh/$container_email/${domains[0]}" ]]; then
+  echo "The /etc/acme.sh/$container_email/${domains[0]} folder does not exist."
+elif docker exec "$le_container_name" [[ ! -f "/etc/acme.sh/$container_email/${domains[0]}/${domains[0]}.conf" ]]; then
+  echo "The /etc/acme.sh/$container_email/${domains[0]}/${domains[0]}.conf file does not exist."
+fi
+
+cert_create_time="$(docker exec "$le_container_name" grep "$acme_cert_create_time_key" "/etc/acme.sh/$container_email/${domains[0]}/${domains[0]}.conf" | cut -f2 -d\')"
+expected_renewal_days="${acme_renewal_days_key}'$default_renew'"
+expected_next_renew_time="${acme_next_renew_time_key}'$(($cert_create_time + $default_renew * 24 * 60 * 60 - 86400))'"
+actual_renewal_days="$(docker exec "$le_container_name" grep "$acme_renewal_days_key" "/etc/acme.sh/$container_email/${domains[0]}/${domains[0]}.conf")"
+actual_next_renew_time="$(docker exec "$le_container_name" grep "$acme_next_renew_time_key" "/etc/acme.sh/$container_email/${domains[0]}/${domains[0]}.conf")"
+
+if [[ "$expected_renewal_days" != "$actual_renewal_days" ]]; then
+  echo "Renewal days is not correct"
+fi
+if [[ "$expected_next_renew_time" != "$actual_next_renew_time" ]]; then
+  echo "Next renewal time is not correct"
+fi