def rsr_session(self, prog, volume, workspace, homedir, opts):
"""
Determine context, and from there get the session/dbref to initialize an
SQLAlchemy session.
The context depends on the current working directory, and defaults to
the nearest workspace; perhaps a volume or the homedir.
"""
session = Session.init(prog.pwd, opts.session)
log.note('Session: %s', session)
if session.context and confparse.haspath(session.context, 'data.repository.root_dir'):
prog.session = session
yield dict(context=session.context)
log.note('Context: %s', session.context)
repo_root = session.context.settings.data.repository.root_dir
else:
repo_root = 'sa_migrate'
# SA session
repo_path = os.path.join(repo_root, opts.repo)
if os.path.exists(repo_path):
log.info("Reading SA migrate config for repo %r" % repo_path)
# hard coded module name, root dir for local repos
from sa_migrate import custom
config = custom.read(repo_path)
log.info("Reading SA migrate config from %r" % config)
repo_opts = custom.migrate_opts(repo_path, config)
dbref = repo_opts['url']
else:
dbref = opts.dbref
log.note('DBRef: %s', dbref)
if opts.init_db:
log.debug("Initializing SQLAlchemy session for %s", dbref)
sa = SessionMixin.get_session(opts.session, dbref, opts.init_db,
SqlBase=SqlBase)
yield dict(sa=sa)
def txs_session(prog=None, sa=None, opts=None, settings=None):
# default SA session
dbref = opts.dbref
if opts.init:
log.debug("Initializing SQLAlchemy session for %s", dbref)
sa = SessionMixin.get_session('default', opts.dbref, opts.init)
# Host
hostnamestr = current_hostname(opts.init, opts.interactive)
if opts.init:
hostname = hostname_find([hostnamestr], sa)
assert not hostname or not isinstance(hostname, (tuple, list)), hostname
if not hostname:
log.note("New Name: %s", hostnamestr)
hostname = Name(
name=hostnamestr,
date_added=datetime.now())
hostname.commit()
else:
log.warn("Name exists: %s", hostname)
assert hostname
host = host_find([hostname], sa)
if not host:
log.note("New Host: %s", hostnamestr)
host = Host(
hostname=hostname,
date_added=datetime.now())
host.commit()
else:
log.warn("Host exists: %s", host)
assert host
else:
host, name = sa.query(Host, Name)\
.join('hostname')\
.filter(Name.name == hostnamestr).one()
if not host:
log.crit("Could not get host")
urlresolver = LocalPathResolver(host, sa)
log.info("On %s", host)
yield Keywords(sa=sa, ur=urlresolver)