Add saving logs to S3 again

Change-Id: Ib6662e6351738c67e58539293a508c0d0259f2e3
diff --git a/playbooks/base/post-logs.yaml b/playbooks/base/post-logs.yaml
index b920f04..fcee733 100644
--- a/playbooks/base/post-logs.yaml
+++ b/playbooks/base/post-logs.yaml
@@ -4,3 +4,8 @@
     - generate-zuul-manifest
     - role: upload-logs
       zuul_log_url: "http://localhost:8000"
+    - role: upload-logs-s3
+      zuul_log_bucket: "{{s3_config.bucket}}"
+      zuul_log_aws_access_key: "{{s3_config.access_key}}"
+      zuul_log_aws_secret_key: "{{s3_config.secret_key}}"
+      upload_logs_s3_endpoint: "{{s3_config.endpoint}}"