Juju is a next generation service orchestration framework. It has been likened to APT for the cloud.

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When do relation-broken hooks get triggered?

Here (https://juju.ubuntu.com/docs/authors-charm-hooks.html), the section titled "-relation-broken" explains two scenarios when a relation-broken hook is triggered. It will only be called after ...
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5 views

Cannot deploy juju charms

I have a switch connecting all my nodes and NIC 1 from the maas server. NIC 2 is connected to the internet(external access). I enabled IP forwarding and NAT to allow our nodes to get external access. ...
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81 views

deploying charms using juju fails with tcp connection timed out

Environment: juju bootstrapped environment with MAAS [ Juju 1.19.x] Connected to internet: wget https://store.juju.ubuntu.com/charm-info?charms=cs%3Atrusty%2Fjuju-gui-3 works with the charm ...
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1answer
14 views

Semantics of Containers, which is used to deploy service-units, are not clear

If we have a look at the status of a Juju environment we can see a set of machines and services. Within the services we can see a set of service-units. environment: local machines: "0": ...
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10 views

MAAS Cluster without juju and Openstack

I couldn't find proper documentation about MAAS installation but finally I made my own MAAS server and 1 node and it is working now. My idea about MAAS was that nodes share their computing power with ...
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1answer
35 views

Can I setup MaaS/Juju and OpenStack completely offline?

I am trying to setup Openstack using the Ubuntu Cloud recommended way with MAAS + JUJU. I have some basic questions as I am very new to MAAS Setup. Can the MAAS Environment(including the minimal OS ...
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5 views

JUJU - deployed wordpress and mysql - Error establishing a database connection

After a week of deploying wordpress on juju with mysql, the site has gone down with the error: "Error establishing a database connection". Juju status is not working at all and I can't seem to ssh on ...
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1answer
109 views

Is it possible to “stop” a particular unit in juju?

I need to "stop" a unit in juju. Remove or destroy are not good options for my case, is there any way for "stop"ing a unit?
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24 views

Juju how to resolve this error “ERROR cannot assign unit ”xxxx“ to machine 1: series does not match”

After to make the upgrade of MaaS via ppa stable and installed Juju by ppa stable, during the deploy of the service I've received this error $: juju deploy --to 1 mysql Added charm ...
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0answers
15 views

Is there a way to upgrade a node via MaaS or Juju?

Is there a way to make the security upgrade or launch it of all nodes via MaaS or Juju? because to make that VM by VM it takes too long time.
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juju Charmstore server install failed

i want to install juju charm store in local machine.After i installing charm-store(https://github.com/juju/charmstore) i retrieve some charms from public repository using charmload ...
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1answer
24 views

Is there a way to force destroy a machine?

I've got a unit that is stuck in pending mode, how can I forcefully destroy it?
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1answer
9 views

Do I have to explicitly declare ports if I've defined an interface?

Do I have to do open_port 80 in my install hook if I declare my app to be http, or will juju expose do that for me?
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22 views

Horizon dashboard not run

I've a question for you, after to deploy all service via Juju to realize a Cloud infrastructure using Openstack, I can not open the Horizon Dashboard. In Juju-gui ...
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1answer
10 views

Trigerring hooks for user-defined events

If I look at the MySQL charm (https://jujucharms.com/precise/mysql-48/?text=mysql#code) it includes a lot of hooks. According to my understanding each hook is triggered by Juju runtime when deploying ...
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1answer
19 views

How to locally add my charms to the juju-gui?

I know there are something like this export JUJU_REPOSITORY=/var/repository/charms or charms can be deployed by drag and drop from desktop directly to the juju-gui canvas. But i mean how add my ...
1
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1answer
13 views

Relation between hooks and service's units in juju

Is the relation between hooks and services's units one-to-one or one-to-many? Consider: I have one charm as a service in juju. If I add another unit to same service, the system creates another hook ...
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1answer
24 views

How Can I define machine when I try to add units on JUJU web interface?

Here is the situation: I have my charm deployed using Juju and MAAS. When I try to add units using the GUI for the same charm the machine incrementally goes from machine #1 to machine number #n (n ...
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1answer
270 views

Can I make the MAAS server Juju machine 0?

On a MAAS cluster, if I do a "juju bootstrap", it creates a bootstrapping node from one of the free machines in the MAAS cluster, which becomes machine 0. Is it possible for me to make the MAAS ...
2
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0answers
81 views

Swift Through Horizon

Deployed a single node swift, i.e., containing both swift-proxy and swift-storage charms, in a multi-node openstack environment. Here is my config file: swift-proxy: zone-assignment: 'manual' ...
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1answer
29 views

How to setup a server for my application for cloud computing?

Requirement: I am the developer of a software which can do enormous number crunching. The number crunching software should be installed on the server. I have a client side application which ...
2
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0answers
24 views

How do I keep Juju in sync across multiple computers?

Juju is great when it's being used on a single workstation. However I have two laptops, and a Desktop that I use fairly often. If I bootstrap an environment on my desktop, I'd like to interact with ...
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2answers
35 views

How to permanently remove a charm from the juju charms store?

I have already added a charm in juju charms store. Now I want to remove from the charms store. Can anyone explain how to do this?
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3answers
710 views

Juju remove units stuck in dying state so I can start over?

I have machines running on MaaS using Juju. Some of them failed to deploy because a hook didn't run because of an (invalid) setting I set in the config. In the Jju UI, I tried marking them as ...
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2answers
34 views

Can I implement a SaaS infrastructure with Juju?

My aim is to implement software as a service using cloud computing. Can we use Juju for implementation of Software as a service? We can deploy MySQL and Wordpress using Juju. But I want to install ...
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16 views

Charm Using RabbitMQ

Here is problem: 1) I have a RabbitMQ on JUJU 2) I have a charm , it tries to use RabbitMQ, written by java , I'll call it myCharm. 3) myCharm needs Hostname or ip address of rabbitMQ How can I ...
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47 views

Juju bootstrap environment fails

i have a problem during deploying my first juju environment "maas". The host is commissioned by MAAS but during the juju deployment there is this error: Setting up libtcmalloc-minimal4 (2.1-2ubuntu1) ...
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45 views

juju not able to start lxc containers, because br0 not set up after reboot (bug #1271144)

I am about to set up a MAAS with Juju to deploy Openstack into it. I am using Ubunutu Server LTS 14.04.1 with Juju version 1.20.5-trusty-amd64. When i want to start an lxc container, i get ...
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45 views

After reboot allocated node gets commissioned again

si had set up a maas with juju and deployed Openstack into it for testing. During my vacation i shut down all computers. Afterwards i started at first the maas server, then the node where juju was ...
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2answers
630 views

Juju returns “No matching node is available” when trying to bootstrap a MaaS

This is my error while doing bootstrap , the status of nodes i added were declared and now i have accept and commising and it says comminsing started , i need help please .. clusteruser@cluster:~$ ...
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2answers
1k views

Juju bootstrap gives me a “409 CONFLICT” error

am defining a Juju environment on Ubuntu 12.04LTS but when i give command "juju bootstrap", it generates error i.e Unexpected Error interacting with provider: 409 CONFLICT 2012-04-13 02:25:01,025 ...
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1answer
46 views

can't make juju charm-store server?

I am trying to run juju charm-server in my local machine.I followed these steps.(https://github.com/juju/charmstore) but it gives this error.When i enter make command it gives this one. Makefile:49: ...
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1answer
24 views

Can percona-cluster be used with LXC

Can percona-cluster charm be safely placed in anto LXC containers? If so, what would be the juju commands to achieve this?
2
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1answer
28 views

How to determine the IPs of other components while deploying a charm on nova-compute?

I am writing a custom charm that is installed on the nova-compute. D uring the installation, I need to configure some OS files with the information of OS controller, cinder, neutron gateway etc. ...
2
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3answers
42 views

How do I manage changing users in a charm?

I'm writing a charm in which I need to change user to install some packages. When I start juju-deploy all this running as root... So, I try to change my user and is not possible. If anyone has any ...
1
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1answer
39 views

juju illegal base64 data at input byte 9

After bootstrap a environment via manual provisioning, juju give me the following output for juju status: ERROR Unable to connect to environment "manual". Please check your credentials or use 'juju ...
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1answer
74 views

How can I configure multiple MaaS environments for juju?

i've realized a vMaaS with 3 vnodes where i deployed juju-gui (node1) and openstack in the other 2 nodes (node2,node3). These last ones at moment are in ready status on vMaaS. Then i've added other ...
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1answer
34 views

MaaS distributes new ip on every reboot

I have a working installation of MaaS in Version 1.5 on Trusty. I've deployed a juju bootstrap node already through it and have some 15 other physical machines in ready state. I've successfully ...
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0answers
15 views

How do I use fastcgi with the apache2 charm?

I need use mod-fastcgi, How i can config with the juju precise apache2 ? I use : juju set apache2 enable_modules=fastcgi return by juju debug-log : unit-apache2-1: 2014-08-06 01:37:42 INFO ...
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0answers
38 views

How to give a Juju charm a static ip address - wordpress

I have a wordpress charm installed via juju. In order for me to access this charm through public ip, I port forwarded the ip into my server's public ip address. Recently, the ip address of the ...
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0answers
69 views

Juju deployment fails due to “container failed to start” error

I had tried to deploy mysql and i had this error: agent-state-info: container failed to start Outputs from log as following: Line 47: machine-0: 2014-08-14 02:02:30 INFO juju.state.api ...
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1answer
27 views

Can't deploy charms due to missing metadata files

I'm trying to run juju deploy from my local repository: juju deploy --repository=charms local:precise/stack When I do I get this message: WARNING failed to load charm at ...
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0answers
185 views

Cannot Download Charm From juju-gui

Trying to do a simple provisioning through juju-gui, i.e., Mysql and Wordpress combo; however, when I press the deploy button, I get the following notification: Error deploying mysql Could not deploy ...
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1answer
38 views

Error Message `code.google.com/p/go.crypto/pbkdf2 file not found`

I am new to GO language. I want to make a juju charm-store server but it's giving me this error: imports code.google.com/p/go.crypto/pbkdf2: exec: "hg": executable file not found` this is the ...
1
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2answers
58 views

juju bootstrap ssh no route

the problem is based on the context of VirtualBox, they are set on 3 virtual machines whose nodes are associated with a cluster controller, however when it completes the execution of "juju bootstrap" ...
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0answers
24 views

juju error: certificate expired/not-valid

On Ubuntu 14.04, I'm seeing below errors in juju machine log after deploying a juju charm for nova-compute : 2014-08-18 06:50:42 ERROR juju apiclient.go:119 state/api: websocket.Dial ...
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1answer
90 views

juju handshake node error..why (juju.state open.g:93 TLS handshake failed: x509:certificate has expired or is not yet valid

there is an error on the node..reads 2014-05-25 14:00:00 ERROR juju.state open.g:93 TLS handshake failed: x509: certificate has expired or is not yet valid 2014-05-25 14:00:01 ERROR juju.state ...
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2answers
127 views

How to reset MAAS 1.5 , LTS 14.04 Setting

I've been experimenting with MAAS, following https://insights.ubuntu.com/2013/11/15/interested-in-maas-and-juju-heres-how-to-try-it-in-a-vm/, using 14.04. I must done something wrong, as I am not able ...
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1answer
19 views

juju charm relation-joined hook not working?

i have two charms and i want to build relationship and get details from server charm(server charm and application charm).Now i can add relationship.But it is not running application-relation-joined in ...
3
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1answer
303 views

Can't bootstrap with Juju due to “ error back from server: 401 UNAUTHORIZED”

I have this little MAAS with only one node ready to deploy (ubuntu 12.04 Precise pangolin)... I was trying to set up the Juju enviroment but i continously get this error $ juju bootstrap Bootstrap ...