Deployment tooling/Cabal/2015-12-14

Topics

• RelEng working on paving the cow-paths
  • solidifying emerging patterns

• ClusterShell
  • Fanout ssh connections
  • Maps to scap features pretty well
  • Ops wants simple: fanout ssh and remote execution, clusterssh is possible

• Working on making /srv/patches awareness
  • git apply --reverse --check
  • in old branch: git cherry -v [new-branch]
    • possibly `checkoutMediaWiki`

• Pybal saw some things move this week
  • Beta is almost-ready to "simulate" the pybal dooling/depooling via a command on the local machine. Should be tomorrow - Giuseppe will send out an email to everyone in the meeting
  • Scap/vagrant https://phabricator.wikimedia.org/diffusion/GSV/

• Marko's work on service::node
  • https://gerrit.wikimedia.org/r/#/c/257898/
  • Used for nodejs services
  • basis of plan for aqs/beta deploy
  • patch cherry-picked deployment-puppetmaster
  • AQS nodes currently using RESTBase service w/puppet
    • Transition a bit ambiguous
  • Needs:
    • new aqs module

• Scap vs trebuchet in puppet
  • ownership of files

• Scap3 provider work
  • Where does state go? etcd.
  • ensure => latest (should work, but we hate it :))
  • /srv/deployment/[repo]/.git/config-deploy

• TODO Let's rerevist config-deploy requirements next week

Continuing TODOs

• Documentation Continues
  • Config deploy
  • --limit flag

• Need restarts via scap
  • https://phabricator.wikimedia.org/T119449

As Always

• Workboard https://phabricator.wikimedia.org/tag/scap3/
• Etherpad backed up to https://www.mediawiki.org/wiki/Deployment_tooling/Cabal
• Future document https://www.mediawiki.org/wiki/Deployment_tooling/Future
• Spreadsheet: https://docs.google.com/spreadsheets/d/1MlEsFxrLvdZdV_G82WEAIvBXr7ArO7nCEKaFClHhJEw/edit#gid=0