Creating a pulp upload user

1-server.sh

$ pulp-admin auth user create --login jenkins --password xxx
$ pulp-admin auth permission grant --login=jenkins --resource="/v2/content/uploads/" -o read -o update -o create -o delete
$ pulp-admin auth permission grant --login=jenkins --resource="/v2/tasks/" -o read
$ pulp-admin auth permission grant --login=jenkins --resource="/v2/repositories/my-repo/actions/import_upload/" -o create -o execute -o read -o update
$ pulp-admin auth permission grant --login=jenkins --resource="/v2/repositories/my-repo/actions/publish/" -o execute

2-client.sh

$ yum install pulp-admin-client pulp-rpm-admin-extensions
$ sed -i 's/host = .*/host = pulp/' /etc/pulp/admin/admin.conf
$ pulp-admin login -u jenkins --password xxxx
$ pulp-admin rpm repo uploads rpm --repo-id my-repo --file /tmp/my.rpm
$ pulp-admin rpm repo publish --repo-id my-repo

You also need to give READ on the repo endpoint, see my forked gist for details.
Excellent writeup however, helped me a lot :)
https://gist.github.com/vtsingaras/21f933a5c72fa84265bfe165b2bb3038#file-1-server-sh