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Questions tagged [openstack]

Only programming related questions!! OpenStack is a collection of open source projects that enables an open, scalable cloud infrastructure. The core of OpenStack is meant to provide consistent APIs and interfaces to a variety of potential back-ends.

OpenStack is a collection of open-source projects that enables an open, scalable cloud infrastructure. The core of OpenStack is meant to provide consistent APIs and interfaces to a variety of potential back-ends.

OpenStack supports , ,, , and hypervisors; , gluster, , and sheepdog for block storage as of the Essex (spring 2012) release. OpenStack is the API as well as a reference implementation, and is being actively packaged for multiple distributions. Nothing is proscribing OpenStack from also working on Windows, and there is an ongoing effort to bring the Microsoft supervisor into the list of supported hypervisors. OpenStack also supports an Amazon like object storage service called swift.

Tutorials

You may also want to use more specialized tags like , , , , , .

Keep in mind that StackOverflow usage is limited to programming subjects and if you have operational or usage questions, you should use sister site serverfault.com

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Python OpenStack SDK to get specific instance metadata

I am looking for a way, in Python to use the OpenStack SDK to get specific metadata about an instance for a given region and project. I am looking to only get the id, name, ip address and key name. I was thinking of starting with "compute"
zadroga
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Openstack: Message: No valid host was found. There are not enough hosts available., Code: 500"

I am installing openstack in all-in-one mode and when try to create instances the operation halts with mentioned error. My nova-compute.log file shows following exception. 2022-03-31 11:45:50.435 7 ERROR oslo_service.service libvirt.libvirtError:…
aneela
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seperate openstack password from clouds.yaml in dynamic inventory

I would like to use clouds.yaml format for configuring connection to my openstack cloud (as opposed to OS_ env vars).. but I want to be able to check my clouds.yaml file into version control. So, my password needs to come from somewhere else…
ojef1
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Openstack Error: Message: Exceeded maximum number of retries (Kypo Cyber Range)

I am trying to install kypo cyber range by following its official guide in all-in-one mode of openstack deployment. While creating Base Infrastructure ./create-base.sh, I am getting below error exceeding maximum retries. It successfully built…
aneela
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how openstack cinder distribute volume without special type while configure two ceph backend pools

I found that cinder-volume will distribute the volume to the pool which dependent on their virtual or actual free capacity while request to create a new volume without special volume type and there are two or more backend pools without setting the…
Victor Lee
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Neutron+VLAN. Allow a trunk traffic between VMs

Please tell me, how can I make it possible to transfer Trunk traffic at the user level in the Neutron Private Network? Description We have the following private, non-shared network without any Gateway: I want to make sure that VMs can configure…
Piknik
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How to deploy Hyperledger fabric on Openstack cloud?

I am working on Hyperledger Fabric for a time being. I want to deploy my Hyperledger to a cloud platform but only public cloud like AWS and Azure are supporting Hyperledger. So how can I deploy Hyperledger on private and opensource cloud like…
Pranay
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How to create a volume from snapshot openstack using connection in python?

I am trying to create a volume from a snapshot in openstack using the python api. Using the UI this is easily doable by pressing the action Create Volume in the snapshot overview. When looking at the python documentation though, I can't find the…
Natan
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How to fetch the floating ip of multiple interface on cloud instance

curl http://169.254.169.254/latest/meta-data/public-ipv4 will fetch the floating ip for the primary interface eth0. But I want to fetch the secondary interface floating ip. is there way to fetch the floating ip of eth1 ?
ramesh k
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Unable to install correct version of Ansible

I installed ansible==5.0, however the required was between 2.10-2.11. Now each time when I tried to remove it, it says WARNING: Skipping ansible as it is not installed. But when I run command ansible --version, the output shows ansible is installed…
aneela
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Unable to connect to openstack instance using NoVNC console

While trying to access to instances via NoVNC console from other nodes such as storage and compute connection at 127.0.0.1:6080 cannot be established but everything works well on the controller node. Still looking for the missing configuration
Youssef_Skhiri
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Ceph-Ansible lost group_vars, how to retake control of my cluster in a safely?

I have recently taken over a small ceph cluster deployed through ceph-ansible, however I made a mistake and lost all the group_vars of the ceph-ansible repository. I tried my best to recreate them as well as I could, but there might still be missing…
Florentin Labelle
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Bash execute multiple command to a remote server on EOF

I try from my terminal, to execute on remote server a openstack command to a docker. The purpose is to get the id of openstack project. when condition is true, I want to get id, but the script below failed to get id. I don't know if I can execute if…
poiubb22
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OpenStack Gnocchi - Equivalent of ceilometer /v2/meter/[meter]/statistics

I'm looking for the exact equivalent of the /meter/[meterName]/statistics endpoint of the ceilometer web api for Gnocchi, but I'm struggling finding the equivalent, it looks like there is no way to retrieve the same informations. The ceilometer…
briosheje
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Reducing replication on Openstack Swift

Is it possible to limit replication on OpenStack Swift to one or possibly 2? 3 data replicas are currently being created.
kojders
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