def VM_SSH(name):
"""open a shell to a virtual machine
Open an SSH session to a running virtual machine.
"""
vm = VM.find(name)
if not vm.running():
raise fail("VM is not running: {}", vm.name)
vm.forward(22)
host = "linux-vm"
if vm.system == 'windows':
host = "windows-vm"
with env(debug=True):
exe("ssh -F %s %s" % (CTL_DIR + "/ssh_config", host))
def CLIENT(engine, name=None):
"""start a native database client
Run `cogs client <engine> [<name>]` to start a native database
client on a regression database.
If the database name is not specified, the client is started
with administrative rights against the default database.
To get a list of supported engines and databases, run:
`cogs help createdb`
"""
command = make_client(engine, name)
with env(debug=True):
exe(command)
def exe_regress(command):
# Run `pbbt test/regress.yaml <command>`.
variables = make_variables()
with env(debug=True):
exe(env.pbbt_path + " test/regress.yaml -E test/regress.py " +
variables + command)
def exe_htsql_ctl(command, environ=None):
# Execute `htsql-ctl <command>`.
with env(debug=True):
exe(env.ctl_path + " " + command, environ=environ)
def LINT():
"""detect errors in the source code with PyFlakes"""
with env(debug=True):
exe("pyflakes src/cogs")
def PURGE_TEST():
"""purge stale output records from regression tests"""
with env(debug=True):
exe("pbbt test/input.yaml test/output.yaml -q --train --purge")
def TRAIN():
"""run regression tests in the train mode"""
with env(debug=True):
exe("pbbt test/input.yaml test/output.yaml --train")
def TEST():
"""run regression tests"""
with env(debug=True):
exe("pbbt test/input.yaml test/output.yaml -q")