dmick

ceph-build and gcc:

for pbuilder systems (debian, ubuntu):

0) the jenkins jobs include a number of scripts in order:
- validate_deb just checks if it's a debian build and exits otherwise
- build_utils.sh loads a bunch of library functions
- setup_deb sets up envvars, chacra dirs/config, etc.
- setup_pbuilder calls build_utils' setup_pbuilder sets up pbuilder
- build_deb calls build_utils' build_debs()

dmick

image capture flow:

jenkins job sepia-fog-images runs on the teuthology host

1) clones/updates and sets up teuthology to use teuthology-lock

2) clones/updates ceph-cm-ansible

3) locks a machine of the requested type(s) (or uses hosts passed in as
arguments), setting their descriptions to "Locked to capture FOG image