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Questions tagged [juju]

Juju is a next generation service modelling and execution framework.

6
votes
1answer
512 views

Is juju only for cloud usage?

Can Juju be used on a single server to make it easier to deploy services like MySQL and any other Charms that are available? I understand that it is a tool to deploy and manage huge cloud servers but ...
4
votes
1answer
362 views

How can I get juju running on eucalyptus? [duplicate]

I've a small private cloud running on UEC 11.04 and Eucalyptus, and everything works fine. But I still look for a software deployment solution better than writing scripts manually. The new juju seems ...
9
votes
2answers
3k views

How do I use OpenStack and Keystone with juju?

We are currently have a ( mostly ) working OpenStack infrastructure running ( just missing Swift ) and would like to try using juju to deploy our applications to it. We just can't find documentation ...
2
votes
1answer
863 views

Why am I unable to connect to my ec2 instance with Juju?

I'm using juju to boostrap and then deploy a service. I was able to create an instance before and deploy it, but after a few creations and deletions I am now unable to connect, ie run juju status. ...
2
votes
2answers
630 views

How to deploy multiple charms on the bootstrapped node or on a single node?

I've been wondering if it is possible to deploy a charm, say for example, a wordpress charm to a single node. i.e. bootstrapped node + mysql node + wordpress node = 1 node One scenario can be: ...
4
votes
1answer
2k views

Has anyone deployed Swift in an OpenStack environment using Juju?

I've been reading up on how to deploy an OpenStack environment on some Ubuntu servers... I found some info on deploying and configuring it manually and I found some info on deploying it using ...
6
votes
1answer
142 views

Where can I find the logs of IRC Charm School?

I am looking for the logs of the freenode juju charms class that occurred on the 2nd of December, 2011. Do they exist? Where can I find them?
4
votes
2answers
446 views

How do I use a specific AMI for juju instances?

I would like to use another AMI with juju instead of the default AMI, where do I specify this?
2
votes
1answer
369 views

How do I get a list of config options that a charm has?

I tried to test a charm but it had configuration options and I wasn't aware of them. Short of browsing the charm itself how can I see what config options a charm has?
3
votes
1answer
236 views

Packages needed in Custom Image of Ubuntu to work with Juju

Hi am trying to run Juju in my existing Openstack Infrastructure. Since we don`t have direct access to internet, i need to change/modify my image and information of proxy. So far what i have ...
5
votes
2answers
2k views

Using Juju returns “ssh invalid key” error

Can someone tell me with piece of code is executed when i do: juju status. I'm running Juju on OpenStack and I want to deploy some services but when i do juju status it returns me an SSH INVALID KEY ...
7
votes
1answer
915 views

What juju charm hooks are available and what does each one do?

I am trying to understand the hooks for a juju charm, some of them are rather obvious and easy to understand (start, stop, install,etc), others not really. How many hooks are there, when are they ...
4
votes
1answer
790 views

Juju bootstrap fails to start network on local environment

I've followed the instructions at https://juju.ubuntu.com/CharmSchool and rebooted 5 times...... I cant seem to do a juju-bootstrap (local) This is the output: amith@amith-desktop:~$ juju bootstrap ...
3
votes
1answer
839 views

Failure to troubleshoot a juju charm deployment

My environments.yaml looks like this: environments: test: type: local control-bucket: juju-a14dfae3830142d9ac23c499395c2785999 admin-secret: 6608267bbd6b447b8c90934167b2a294999 ...
4
votes
1answer
664 views

Charm parameters configured at deployment

I am creating a juju charm that needs to have parameters passed to the configuration upon deployment. I have looked around and I know you can use juju deploy <charm> --config="key:value;key2:...
8
votes
3answers
2k views

Where does Juju store a log of all commands run and their output for each unit?

Sometimes when deploying a service (and more specifically a new unit) for a Juju charm, an error occurs and there seems to be no way of finding out exactly what it was. Is there some sort of output ...
4
votes
1answer
272 views

When running locally, does Juju use the host machine's APT cache?

When juju fetches packages for a unit, does it make use of the host system's APT cache? I'm asking this because in my case, bandwidth is limited and I am doing some charm development. It is not ...
6
votes
1answer
768 views

What tools are necessary to create a juju charm?

What methods and tools supplied by Ubuntu are necessary to create a juju charm?
30
votes
2answers
10k views

What is Juju? What is a Juju Charm?

What is a Juju Charm? What is it used for?
6
votes
1answer
118 views

charm proof issues a “relation server has no hooks” warning

When I run charm proof <path_to_charm_folder> I get the following warning. W: relation server has no hooks What does this mean and how do I get rid of it?
3
votes
1answer
317 views

How can I test a Juju Charm?

I have written a Juju Charm and want to test it. What are the steps to test it?
15
votes
3answers
16k views

How do I deploy an OpenStack cloud with Juju?

I'd like to get a test cloud up and running in preparation for a possible deployment of 12.04. I messed with the UEC a bit, but have had a much harder time finding anything helpful as a primer for the ...
6
votes
1answer
217 views

How do I get my Juju Charm officially recognized?

I've just completed and tested a charm I made for Juju. I've followed the directions on the Juju Charms page and pushed the charm to the store. How do I get it into the charms tool or the "Charms ...
2
votes
1answer
223 views

Can juju use an existing Zookeeper cluster and/or scale its own zookeeper for HA?

I've read that Juju uses zookeeper. I assume zookeeper runs on the bootstrap node? Is there any way to use a pre-existing zookeeper cluster? Similarly, is there a way to have juju bootstrap launch ...
3
votes
1answer
1k views

Juju bootstrap on local machine gives an error

trying to use juju in a local environment. Here is my ~/.juju/environments.yaml file: environments: sample: type: local control-bucket: juju-a14dfae3830142d9ac23c499395c2785999 admin-...
10
votes
2answers
4k views

How can I configure multiple deployment environments for juju? [closed]

I want to be able to deploy charms both locally and to EC2. What's an example environments.yaml that has both entries? And how can I switch between them so I can just deploy to EC2 and/or LXC?
52
votes
1answer
18k views

How do I configure juju for local usage?

I'm too cheap to pay for EC2, and I don't have enough servers to set up my own openstack, how do I configure juju to use Linux Containers (LXC) on something like my laptop?
3
votes
1answer
2k views

Is there a way to stop and restart a Juju deployment?

I would have thought that juju shutdown would move the instances in the deployment from "running" to "stopped." Instead it actually terminates all instances. Are juju deployments inherently ephemeral? ...
3
votes
1answer
1k views

What is the purpose of the “bootstrapping instance” in Juju?

So I've recently played around with Juju, and I see quite a bit of potential. But there are a few things I don't exactly understand. Most notably, I'm not sure of the purpose of the "bootstrapping ...
78
votes
4answers
27k views

What's the difference between Juju and Puppet/Chef?

Have tried asking 3rd party about key differences between Juju and Puppet/Chef. 3rd parties are not too familiar with Juju and could not say. They simply stated the others have a lot of momentum, and ...
10
votes
1answer
246 views

How do I contribute documentation to Juju?

I've found some bugs in the Juju Documentation that I'd like to fix, but the docs are in some format I've not seen before, how can I contribute?
5
votes
2answers
1k views

How do I adjust the instance size that Juju uses?

I've fired up some of the example instances of Wordpress and MySQL with Juju. A coworker has told me that the default instance size is "small". I'd like to be able to scale this to different sizes on ...
14
votes
1answer
2k views

How do I get started with Juju?

I want to mess with Ubuntu Juju, how do I get started?