Build test helpers that point to hpc-htools
Build test helpers that point to hpc-htools

Instead of using just shell constructs to run hpc-htools correctly
(i.e. HTOOLS=role htools/hpc-htools …), let's add some shell fragments
that do this for us.

This will ease the running of tests directly.

Signed-off-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>
Reviewed-by: René Nussbaumer <bc755ac45a0e799d1d490cba76febc56d80cc5fc@google.com>

yiannist/ganeti,mbakke/ganeti,grnet/snf-ganeti,andir/ganeti,andir/ganeti,apyrgio/snf-ganeti,leshchevds/ganeti,apyrgio/ganeti,bitemyapp/ganeti,bitemyapp/ganeti,mbakke/ganeti,andir/ganeti,grnet/snf-ganeti,leshchevds/ganeti,dimara/ganeti,apyrgio/ganeti,ganeti-github-testing/ganeti-test-1,mbakke/ganeti,ganeti/ganeti,dimara/ganeti,ganeti-github-testing/ganeti-test-1,yiannist/ganeti,ganeti/ganeti,onponomarev/ganeti,ganeti/ganeti,yiannist/ganeti,apyrgio/snf-ganeti,leshchevds/ganeti,onponomarev/ganeti