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The Identity provider (IdP) can be internal (CINECA) or can be another trusted external service provider. This approach allows having in place federated identity, with a central (proxy) IdP servicing federated data-centers, as in the ICEI-Fenix model (https://fenix-ri.eu/).
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Roles and responsibilities
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At the end of the project validity, the “User Admins” will receive communication from CINECA staff that the project as expired with the date by when the resources will be removed. It is “User Admins” responsibility to make copy of the necessary VMs or data before that date.
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Quotas, Flavors and Images
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| Image Name | Image information | Default user | Password |
| CentOS-7-x86_64-GenericCloud-2009 | CentOS-7-x86_64-GenericCloud-2009.qcow2, last modified 2020-11-12 | centos | ssh access by key |
| CentOS-8-GenericCloud-8.4.2105-20210603.0.x86_64 | CentOS-8-GenericCloud-8.4.2105-20210603.0.x86_64, last modified 2021-06-03 | centos | ssh access by key |
| Ubuntu 18.04 LTS (Bionic Beaver) | Ubuntu server 18.04 (Bionic Beaver) LTS for cloud Source: https://cloud-images.ubuntu.com/ | ubuntu | ssh access by key |
| Ubuntu Server 20.04 LTS (Focal Fossa) | focal-server-cloudimg-amd64.img, last modified 2021-07-20 Source: https://cloud-images.ubuntu.com/ | ubuntu | ssh access by key |
| Ubuntu Server 21.04 (Hirsute Hippo) | hirsute-server-cloudimg-amd64.img, last modified 2021-07-20 Source: https://cloud-images.ubuntu.com/ | ubuntu | ssh access by key |
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Access
Log in to the OpenStack dashboard
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$ ssh -i MyKey.pem ubuntu@<floating IP address> ...
Creation of an instance of the virtual machine in your Project
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After the association of a Floating IP to your virtual machine, you can login using the default user and key ( if you have used a native default image for cloud), or using another username (if you have used your personal image with a custom user defined in it). Suppose you have used the default ubuntu cloud image, you can login as:
$
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ssh
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-i
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MyKey.pem
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ubuntu@<floating
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IP
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address>
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Operations with an instance
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Checking there is enough free space usable on their tenant;
Shutting down the VM;
Clicking on the Bootable Volume, then on Extend Volume inside the right menu, writing there the desired new volume size;
Rebooting the VM and check that the volume has the correct size, using the command
df -h.
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Cinder Volumes
Volumes are block storage devices that you attach to instances to enable persistent storage.
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Log in to the dashboard, choose a project, and click Volumes.
Select the check boxes for the volumes that you want to delete.
Click Delete Volumes and confirm your choice. A message indicates whether the action was successful.
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Sharing a filesystem among virtual machines: the Manila service
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