For provisioning yes , for ad-hoc maintenance tasks won't help at all.
On 16 July 2014 11:29, Nayeem Syed <[email protected]> wrote: > Thanks for those! I will give it a try to get some deployment through > ansible. > > I was also wondering if Cloudformation might be good for this? As it clears > up the things very cleanly when you remove the formation? Though I find > their JSON file very difficult to navigate and their Update Feature doesnt > seem to work too well.. > > > On Wed, Jul 16, 2014 at 10:46 AM, Dick Davies <[email protected]> > wrote: >> >> I'd like to show you my playbooks, but unfortunately they're for a client >> - I can vouch for it being very easy to add nodes to a cluster etc. if you >> just have to edit an 'inventory' file and add IPs into the correct groups. >> >> (NB: puppet and chef will automate your infrastructure too, it's just >> they're >> not as useful for things like rolling deployments in my experience because >> they're agent based, so it's harder to control when each server will >> update and >> restart services). >> >> A quick Google found: >> >> >> http://blog.michaelhamrah.com/2014/06/setting-up-a-multi-node-mesos-cluster-running-docker-haproxy-and-marathon-with-ansible/ >> >> which might be useful. >> >> The play books linked from that post are for bootstrapping a cluster, but >> it's >> pretty simple to add a second playbook to manage rolling deploys etc. >> There's some Ansible examples of rolling deploys (not Mesos specific) >> at : >> >> http://docs.ansible.com/guide_rolling_upgrade.html >> >> >> On 15 July 2014 14:41, Nayeem Syed <[email protected]> wrote: >> > thanks! >> > >> > do you have some examples of how you are using it with ansible? i dont >> > have >> > specific preferences, whatever works really. >> > >> > >> > On Tue, Jul 15, 2014 at 2:35 PM, Dick Davies <[email protected]> >> > wrote: >> >> >> >> You want a rolling restart i'd guess, unless you want downtime for some >> >> reason. >> >> >> >> We use Ansible, it's pretty nice. >> >> >> >> On 15 July 2014 10:47, Nayeem Syed <[email protected]> wrote: >> >> > whats the best way to update mesos master instances. eg I want to >> >> > update >> >> > things in there, install new frameworks, but at the moment I am >> >> > ssh'ing >> >> > to >> >> > the instances and installing them one by one. that feels wrong, >> >> > shouldnt >> >> > it >> >> > be done in parallel to all the instances? >> >> > >> >> > what do people currently do to keep all the masters in sync? >> > >> > > >
