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Questions tagged [openstack]

OpenStack is a massively scalable cloud operating system

72 questions
42
votes
2 answers

What is OpenStack? And how can it be used?

What is OpenStack? I have tried to understand what OpenStack is but I can't penetrate the shield of marketing buzz words that surrounds everything that is called "the cloud". I would be happy if someone could give me a practical example on how this…
Johan
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12
votes
3 answers

How to add PEM file as SSH private key to "known hosts"

I have Ubuntu desktop, and I have been given a PEM file (mykey.pem) that is the SSH private key for a Linux server. I am trying to figure out where this PEM file needs to be placed locally on my machine, and how it can be configured/added to my "SSH…
smeeb
  • 611
4
votes
2 answers

Windows port forwarding, local machine to server

I'm working on Windows 8. I'm trying to connect to an OpenStack cloud which is hosted on a remote server but has a public IP to the API. However, making API calls require calls to additional services inside the cloud which still have the internal…
little.toblerone
  • 141
3
votes
1 answer

Cyberduck limits itself to 5 connections with "Maximum allowed connections exceeded"

I'm uploading multiple files to SWIFT (Softlayer ObjectStorage) using CyberDuck. Cyberduck limits itself to 5 active uploads at a time and queues the rest. The other uploads are listed as "Maximum allowed connections exceeded. Waiting..." What…
Leo
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2
votes
1 answer

Relationship between OpenStack and Xen

Xen is an open source virtualization platform that allows you to install a bare metal hypervisor on a machine, which turns it into a host for other guest VMs. I can't really understand what OpenStack/CloudStack/Eucalyptus are, because their…
smeeb
  • 611
2
votes
1 answer

Where to get an Ubuntu image for OpenStack running on XenServer

So... I installed XenServer 6.2. I installed OpenStack via DevStack (https://github.com/openstack-dev/devstack/blob/master/tools/xen/README.md). It successfully configured the OpenStack dashboard. I can launch new CirrOS instances. But I have…
Hugo Sereno Ferreira
  • 213
2
votes
2 answers

cloud-init how to run a curl before and after every non runcmd

This is my default cloud-init package_update: true package_upgrade: true users: - name: sammy ssh_authorized_keys: - ssh-rsa AAAAB3NzaC1... sudo: ['ALL=(ALL) NOPASSWD:ALL'] groups: sudo shell: /bin/bash write_files: - path:…
Kim Stacks
  • 625
2
votes
0 answers

Packstack Issues with External Networking and Floating IP Addresses

I've been working on getting a packstack configuration set up for a little while now, but have been left scratching my head here and could use any and all pointers for this one. The issue: Outbound access works for Nova guests, but inbound access…
Tyler
  • 21
2
votes
2 answers

openstack ansible deployment fail after creating lxc containers while running apt-get update command inside container

The openstack ansible created containers where running but they don't have access to internet. When I manually add routing then I get following error: Err:1 http://archive.ubuntu.com/ubuntu bionic InRelease Clearsigned file isn't valid, got…
rakeshz
  • 121
2
votes
0 answers

ping: : Name or service not known - while pinging a valid ip

Well, This appears to be a known issue to many but I've applied many of the workarounds I found online but none of them worked! I'm running packer from a docker container to build an image on openstack. I could get the ip address of the instance but…
harshavmb
  • 121
2
votes
1 answer

Convert qcow2 image to vSphere VMDK

As I have EC2 Metadata working on my vSphere (6.5) cluster, I'd like to import Cloud images to it, such as Ubuntu or CoreOS. But they come in .qcow2 or .img (for CoreOS, which I believe is also qcow2) for OpenStack, usually. I tried to convert them…
Hakujou
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2
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0 answers

"curl" ignores proxy environment variable when using an ip address?

I am using curl to access some web services through a proxy (an instance of polipo running on port 8123, chained to an ssh SOCKS5 proxy). If I provide proxy information using the http_proxy environment variable, it works just fine for requests…
larsks
  • 4,493
1
vote
0 answers

noVNC console on Openstack Dashboard is rendering garbled UI on RHEL7

I am running nova-compute on RHEL7. Openstack dashboard's noVNC console is rendering garbled UI for any instance having a UI console. Can somebody please help out? This is working just fine on RHEL65
Abhishek Srivastava
  • 11
1
vote
0 answers

Program xxx tried to read /dev/mem between xxxxxx->xxxxxx

I've got a program that runs on RHEL 6.5 perfectly fine on a virtual machine generated with OpenStack. But since I updated my version of OpenStack (from Mirantis fuel 5.0 to 6.0) I have a new instance of RHEL generated with the same image and flavor…
mguerin
  • 111
1
vote
0 answers

Nested virtualization on (OpenStack on ESXi on Windows)

For the last few weeks I have been reading a lot about OpenStack, Cloud Computing, virtualization, VMware tools and I have decided to try it. I would like to install, configure it and try it to see how it works. For the last few days I have had…
RobertP
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