A  image to execute a full openstack-client ( wallaby )

1. Install a Apptainer client

2. Download the "sif" image

3. Edit a keystone_rc.sh file
   
   ```bash
   export OS_PROJECT_DOMAIN_NAME=__EDIT_THIS__
   export OS_USER_DOMAIN_NAME=__EDIT_THIS_ 
   export OS_PROJECT_NAME=__EDIT_THIS_
   export OS_USERNAME=__EDIT_THIS_
   export OS_PASSWORD=__EDIT_THIS_
   export OS_AUTH_URL=https://__EDIT_THIS_
   export OS_IDENTITY_API_VERSION=3
   export OS_IMAGE_API_VERSION=2
   export OS_CACERT=/etc/pki/tls/cert.pem
   env | grep "OS_" | grep -v AUTH
   ```

4. Run the container
   
   ```shell
   $ apptainer run openstack_wallaby_20230129.sif 
   Running a train openstackclient container...
   
   Singularity> source keystone_rc.sh 
   OS_AUTH_URL=https://marctl05.in2p3.fr:5000/v3
   
   Singularity> openstack server list
   +--------------------------------------+------------+--------+-------------------------------------------+-----------------------+----------+
   | ID                                   | Name       | Status | Networks                                  | Image                 | Flavor   |
   +--------------------------------------+------------+--------+-------------------------------------------+-----------------------+----------+
   | d0b757f8-46c3-47f3-be11-7412bfb758e1 | pol4_tit   | ACTIVE | cppm_demo-net=192.168.2.72                | cirros                | m1.tiny  |
   | 872d8198-e407-4f9b-8fe5-c2dd447cd4a2 | pol3_tit   | ACTIVE | cppm_demo-net=192.168.2.110               | cirros                | m1.tiny  |
   | 295ef078-038a-4b3b-be17-9bebb996632b | pol1_jc    | ACTIVE | cppm_demo-net=192.168.2.65                | cirros                | m1.tiny  |
   | 3b8f7060-134f-43d1-ad9b-c16c6b7e285c | tx4_todel  | ACTIVE | cppm_demo-net=192.168.2.123               | RockyLinux-8.6-x86_64 | m1.large |
   | 6571b369-c7a8-4ae0-95bc-10d2de8b5c82 | r9_test    | ACTIVE | cppm_demo-net=192.168.2.174, 134.158.21.8 | RockyLinux-9.0-x86_64 | m1.large |
   | 764e0427-4de7-42b4-9626-560d3562e29f | test_todel | ACTIVE | cppm_demo-net=192.168.2.206               | cirros                | m1.large |
   | 908ef2e4-8f0b-4fc6-9a25-bc4547353602 | test_td01  | ACTIVE | cppm_demo-net=192.168.2.228               |                       | m1.large |
   +--------------------------------------+------------+--------+-------------------------------------------+-----------------------+----------+
   
   Singularity> Singularity> openstack --version
   openstack 4.0.1
   Singularity> 
   
   
   
   
   ```