move code to fewer more sensible modules.

This commit is contained in:
holger krekel
2010-09-27 16:13:57 +02:00
parent 3ad58ae21f
commit f7923c692e
10 changed files with 598 additions and 501 deletions

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@@ -1,121 +0,0 @@
import py
import os
from xdist.gwmanage import GatewayManager, HostRSync
from py._test.pluginmanager import HookRelay, Registry
from py._plugin import hookspec
from xdist import newhooks
import execnet
def pytest_funcarg__hookrecorder(request):
_pytest = request.getfuncargvalue('_pytest')
hook = request.getfuncargvalue('hook')
return _pytest.gethookrecorder(hook)
def pytest_funcarg__hook(request):
return HookRelay([hookspec, newhooks], Registry())
class TestGatewayManagerPopen:
def test_popen_no_default_chdir(self, hook):
gm = GatewayManager(["popen"], hook)
assert gm.specs[0].chdir is None
def test_default_chdir(self, hook):
l = ["ssh=noco", "socket=xyz"]
for spec in GatewayManager(l, hook).specs:
assert spec.chdir == "pyexecnetcache"
for spec in GatewayManager(l, hook, defaultchdir="abc").specs:
assert spec.chdir == "abc"
def test_popen_makegateway_events(self, hook, hookrecorder, _pytest):
hm = GatewayManager(["popen"] * 2, hook)
hm.makegateways()
call = hookrecorder.popcall("pytest_gwmanage_newgateway")
assert call.gateway.spec == execnet.XSpec("popen")
assert call.gateway.id == "gw0"
assert call.platinfo.executable == call.gateway._rinfo().executable
call = hookrecorder.popcall("pytest_gwmanage_newgateway")
assert call.gateway.id == "gw1"
assert len(hm.group) == 2
hm.exit()
assert not len(hm.group)
def test_popens_rsync(self, hook, mysetup):
source = mysetup.source
hm = GatewayManager(["popen"] * 2, hook)
hm.makegateways()
assert len(hm.group) == 2
for gw in hm.group:
class pseudoexec:
args = []
def __init__(self, *args):
self.args.extend(args)
def waitclose(self):
pass
gw.remote_exec = pseudoexec
l = []
hm.rsync(source, notify=lambda *args: l.append(args))
assert not l
hm.exit()
assert not len(hm.group)
assert "sys.path.insert" in gw.remote_exec.args[0]
def test_rsync_popen_with_path(self, hook, mysetup):
source, dest = mysetup.source, mysetup.dest
hm = GatewayManager(["popen//chdir=%s" %dest] * 1, hook)
hm.makegateways()
source.ensure("dir1", "dir2", "hello")
l = []
hm.rsync(source, notify=lambda *args: l.append(args))
assert len(l) == 1
assert l[0] == ("rsyncrootready", hm.group['gw0'].spec, source)
hm.exit()
dest = dest.join(source.basename)
assert dest.join("dir1").check()
assert dest.join("dir1", "dir2").check()
assert dest.join("dir1", "dir2", 'hello').check()
def test_rsync_same_popen_twice(self, hook, mysetup, hookrecorder):
source, dest = mysetup.source, mysetup.dest
hm = GatewayManager(["popen//chdir=%s" %dest] * 2, hook)
hm.makegateways()
source.ensure("dir1", "dir2", "hello")
hm.rsync(source)
call = hookrecorder.popcall("pytest_gwmanage_rsyncstart")
assert call.source == source
assert len(call.gateways) == 1
assert call.gateways[0] in hm.group
call = hookrecorder.popcall("pytest_gwmanage_rsyncfinish")
class pytest_funcarg__mysetup:
def __init__(self, request):
tmp = request.getfuncargvalue('tmpdir')
self.source = tmp.mkdir("source")
self.dest = tmp.mkdir("dest")
class TestHRSync:
def test_hrsync_filter(self, mysetup):
source, dest = mysetup.source, mysetup.dest
source.ensure("dir", "file.txt")
source.ensure(".svn", "entries")
source.ensure(".somedotfile", "moreentries")
source.ensure("somedir", "editfile~")
syncer = HostRSync(source)
l = list(source.visit(rec=syncer.filter,
fil=syncer.filter))
assert len(l) == 3
basenames = [x.basename for x in l]
assert 'dir' in basenames
assert 'file.txt' in basenames
assert 'somedir' in basenames
def test_hrsync_one_host(self, mysetup):
source, dest = mysetup.source, mysetup.dest
gw = execnet.makegateway("popen//chdir=%s" % dest)
finished = []
rsync = HostRSync(source)
rsync.add_target_host(gw, finished=lambda: finished.append(1))
source.join("hello.py").write("world")
rsync.send()
gw.exit()
assert dest.join(source.basename, "hello.py").check()
assert len(finished) == 1

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@@ -1,120 +0,0 @@
import py
from xdist.nodemanage import NodeManager
class pytest_funcarg__mysetup:
def __init__(self, request):
basetemp = request.config.mktemp(
"mysetup-%s" % request.function.__name__,
numbered=True)
self.source = basetemp.mkdir("source")
self.dest = basetemp.mkdir("dest")
request.getfuncargvalue("_pytest")
class TestNodeManager:
@py.test.mark.xfail
def test_rsync_roots_no_roots(self, testdir, mysetup):
mysetup.source.ensure("dir1", "file1").write("hello")
config = testdir.reparseconfig([source])
nodemanager = NodeManager(config, ["popen//chdir=%s" % mysetup.dest])
assert nodemanager.config.topdir == source == config.topdir
nodemanager.rsync_roots()
p, = nodemanager.gwmanager.multi_exec("import os ; channel.send(os.getcwd())").receive_each()
p = py.path.local(p)
py.builtin.print_("remote curdir", p)
assert p == mysetup.dest.join(config.topdir.basename)
assert p.join("dir1").check()
assert p.join("dir1", "file1").check()
def test_popen_rsync_subdir(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
dir1 = mysetup.source.mkdir("dir1")
dir2 = dir1.mkdir("dir2")
dir2.ensure("hello")
for rsyncroot in (dir1, source):
dest.remove()
nodemanager = NodeManager(testdir.parseconfig(
"--tx", "popen//chdir=%s" % dest,
"--rsyncdir", rsyncroot,
source,
))
assert nodemanager.config.topdir == source
nodemanager.rsync_roots()
if rsyncroot == source:
dest = dest.join("source")
assert dest.join("dir1").check()
assert dest.join("dir1", "dir2").check()
assert dest.join("dir1", "dir2", 'hello').check()
nodemanager.gwmanager.exit()
def test_init_rsync_roots(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
dir2 = source.ensure("dir1", "dir2", dir=1)
source.ensure("dir1", "somefile", dir=1)
dir2.ensure("hello")
source.ensure("bogusdir", "file")
source.join("conftest.py").write(py.code.Source("""
rsyncdirs = ['dir1/dir2']
"""))
session = testdir.reparseconfig([source]).initsession()
nodemanager = NodeManager(session.config, ["popen//chdir=%s" % dest])
nodemanager.rsync_roots()
assert dest.join("dir2").check()
assert not dest.join("dir1").check()
assert not dest.join("bogus").check()
def test_rsyncignore(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
dir2 = source.ensure("dir1", "dir2", dir=1)
dir5 = source.ensure("dir5", "dir6", "bogus")
dirf = source.ensure("dir5", "file")
dir2.ensure("hello")
source.join("conftest.py").write(py.code.Source("""
rsyncdirs = ['dir1', 'dir5']
rsyncignore = ['dir1/dir2', 'dir5/dir6']
"""))
session = testdir.reparseconfig([source]).initsession()
nodemanager = NodeManager(session.config,
["popen//chdir=%s" % dest])
nodemanager.rsync_roots()
assert dest.join("dir1").check()
assert not dest.join("dir1", "dir2").check()
assert dest.join("dir5","file").check()
assert not dest.join("dir6").check()
def test_optimise_popen(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
specs = ["popen"] * 3
source.join("conftest.py").write("rsyncdirs = ['a']")
source.ensure('a', dir=1)
config = testdir.reparseconfig([source])
nodemanager = NodeManager(config, specs)
nodemanager.rsync_roots()
for gwspec in nodemanager.gwmanager.specs:
assert gwspec._samefilesystem()
assert not gwspec.chdir
def test_setup_DEBUG(self, mysetup, testdir):
source = mysetup.source
specs = ["popen"] * 2
source.join("conftest.py").write("rsyncdirs = ['a']")
source.ensure('a', dir=1)
config = testdir.reparseconfig([source, '--debug'])
assert config.option.debug
nodemanager = NodeManager(config, specs)
reprec = testdir.getreportrecorder(config).hookrecorder
nodemanager.setup_nodes(putevent=[].append)
for spec in nodemanager.gwmanager.specs:
l = reprec.getcalls("pytest_trace")
assert l
nodemanager.teardown_nodes()
def test_ssh_setup_nodes(self, specssh, testdir):
testdir.makepyfile(__init__="", test_x="""
def test_one():
pass
""")
reprec = testdir.inline_run("-d", "--rsyncdir=%s" % testdir.tmpdir,
"--tx", specssh, testdir.tmpdir)
rep, = reprec.getreports("pytest_runtest_logreport")
assert rep.passed

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@@ -1,7 +1,6 @@
import py
import execnet
from xdist.nodemanage import NodeManager
from xdist.slavemanage import NodeManager
def test_dist_incompatibility_messages(testdir):
result = testdir.runpytest("--pdb", "--looponfail")
@@ -14,10 +13,13 @@ def test_dist_incompatibility_messages(testdir):
assert "incompatible" in result.stderr.str()
def test_dist_options(testdir):
from xdist.plugin import check_options
config = testdir.parseconfigure("-n 2")
check_options(config)
assert config.option.dist == "load"
assert config.option.tx == ['popen'] * 2
config = testdir.parseconfigure("-d")
check_options(config)
assert config.option.dist == "load"
class TestDistOptions:
@@ -40,7 +42,7 @@ class TestDistOptions:
config = testdir.parseconfigure('--rsyncdir=' + str(testdir.tmpdir))
nm = NodeManager(config, specs=[execnet.XSpec("popen")])
roots = nm._getrsyncdirs()
assert len(roots) == 1 + 2 # pylib + xdist
assert len(roots) == 1 + 1 # pylib
assert testdir.tmpdir in roots
def test_getrsyncdirs_with_conftest(self, testdir):
@@ -54,7 +56,7 @@ class TestDistOptions:
testdir.tmpdir, '--rsyncdir=y', '--rsyncdir=z')
nm = NodeManager(config, specs=[execnet.XSpec("popen")])
roots = nm._getrsyncdirs()
assert len(roots) == 3 + 2 # pylib + xdist
assert len(roots) == 3 + 1 # pylib
assert py.path.local('y') in roots
assert py.path.local('z') in roots
assert testdir.tmpdir.join('x') in roots

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@@ -1,6 +1,6 @@
import py
from xdist.remote import SlaveController
from xdist.remote import serialize_report, unserialize_report
from xdist.slavemanage import SlaveController, unserialize_report
from xdist.remote import serialize_report
import execnet
queue = py.builtin._tryimport("queue", "Queue")
from py.builtin import print_

241
testing/test_slavemanage.py Normal file
View File

@@ -0,0 +1,241 @@
import py
import os
import execnet
from xdist.slavemanage import GatewayManager, HostRSync
from xdist.slavemanage import NodeManager
def pytest_funcarg__hookrecorder(request):
_pytest = request.getfuncargvalue('_pytest')
hook = request.getfuncargvalue('hook')
return _pytest.gethookrecorder(hook)
def pytest_funcarg__hook(request):
from xdist import newhooks
from py._test.pluginmanager import HookRelay, Registry
from py._plugin import hookspec
return HookRelay([hookspec, newhooks], Registry())
class pytest_funcarg__mysetup:
def __init__(self, request):
basetemp = request.config.mktemp(
"mysetup-%s" % request.function.__name__,
numbered=True)
self.source = basetemp.mkdir("source")
self.dest = basetemp.mkdir("dest")
request.getfuncargvalue("_pytest")
class TestGatewayManagerPopen:
def test_popen_no_default_chdir(self, hook):
gm = GatewayManager(["popen"], hook)
assert gm.specs[0].chdir is None
def test_default_chdir(self, hook):
l = ["ssh=noco", "socket=xyz"]
for spec in GatewayManager(l, hook).specs:
assert spec.chdir == "pyexecnetcache"
for spec in GatewayManager(l, hook, defaultchdir="abc").specs:
assert spec.chdir == "abc"
def test_popen_makegateway_events(self, hook, hookrecorder, _pytest):
hm = GatewayManager(["popen"] * 2, hook)
hm.makegateways()
call = hookrecorder.popcall("pytest_gwmanage_newgateway")
assert call.gateway.spec == execnet.XSpec("popen")
assert call.gateway.id == "gw0"
call = hookrecorder.popcall("pytest_gwmanage_newgateway")
assert call.gateway.id == "gw1"
assert len(hm.group) == 2
hm.exit()
assert not len(hm.group)
def test_popens_rsync(self, hook, mysetup):
source = mysetup.source
hm = GatewayManager(["popen"] * 2, hook)
hm.makegateways()
assert len(hm.group) == 2
for gw in hm.group:
class pseudoexec:
args = []
def __init__(self, *args):
self.args.extend(args)
def waitclose(self):
pass
gw.remote_exec = pseudoexec
l = []
hm.rsync(source, notify=lambda *args: l.append(args))
assert not l
hm.exit()
assert not len(hm.group)
assert "sys.path.insert" in gw.remote_exec.args[0]
def test_rsync_popen_with_path(self, hook, mysetup):
source, dest = mysetup.source, mysetup.dest
hm = GatewayManager(["popen//chdir=%s" %dest] * 1, hook)
hm.makegateways()
source.ensure("dir1", "dir2", "hello")
l = []
hm.rsync(source, notify=lambda *args: l.append(args))
assert len(l) == 1
assert l[0] == ("rsyncrootready", hm.group['gw0'].spec, source)
hm.exit()
dest = dest.join(source.basename)
assert dest.join("dir1").check()
assert dest.join("dir1", "dir2").check()
assert dest.join("dir1", "dir2", 'hello').check()
def test_rsync_same_popen_twice(self, hook, mysetup, hookrecorder):
source, dest = mysetup.source, mysetup.dest
hm = GatewayManager(["popen//chdir=%s" %dest] * 2, hook)
hm.makegateways()
source.ensure("dir1", "dir2", "hello")
hm.rsync(source)
call = hookrecorder.popcall("pytest_gwmanage_rsyncstart")
assert call.source == source
assert len(call.gateways) == 1
assert call.gateways[0] in hm.group
call = hookrecorder.popcall("pytest_gwmanage_rsyncfinish")
class TestHRSync:
class pytest_funcarg__mysetup:
def __init__(self, request):
tmp = request.getfuncargvalue('tmpdir')
self.source = tmp.mkdir("source")
self.dest = tmp.mkdir("dest")
def test_hrsync_filter(self, mysetup):
source, dest = mysetup.source, mysetup.dest
source.ensure("dir", "file.txt")
source.ensure(".svn", "entries")
source.ensure(".somedotfile", "moreentries")
source.ensure("somedir", "editfile~")
syncer = HostRSync(source)
l = list(source.visit(rec=syncer.filter,
fil=syncer.filter))
assert len(l) == 3
basenames = [x.basename for x in l]
assert 'dir' in basenames
assert 'file.txt' in basenames
assert 'somedir' in basenames
def test_hrsync_one_host(self, mysetup):
source, dest = mysetup.source, mysetup.dest
gw = execnet.makegateway("popen//chdir=%s" % dest)
finished = []
rsync = HostRSync(source)
rsync.add_target_host(gw, finished=lambda: finished.append(1))
source.join("hello.py").write("world")
rsync.send()
gw.exit()
assert dest.join(source.basename, "hello.py").check()
assert len(finished) == 1
class TestNodeManager:
@py.test.mark.xfail
def test_rsync_roots_no_roots(self, testdir, mysetup):
mysetup.source.ensure("dir1", "file1").write("hello")
config = testdir.reparseconfig([source])
nodemanager = NodeManager(config, ["popen//chdir=%s" % mysetup.dest])
#assert nodemanager.config.topdir == source == config.topdir
nodemanager.rsync_roots()
p, = nodemanager.gwmanager.multi_exec(
"import os ; channel.send(os.getcwd())").receive_each()
p = py.path.local(p)
py.builtin.print_("remote curdir", p)
assert p == mysetup.dest.join(config.topdir.basename)
assert p.join("dir1").check()
assert p.join("dir1", "file1").check()
def test_popen_rsync_subdir(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
dir1 = mysetup.source.mkdir("dir1")
dir2 = dir1.mkdir("dir2")
dir2.ensure("hello")
for rsyncroot in (dir1, source):
dest.remove()
nodemanager = NodeManager(testdir.parseconfig(
"--tx", "popen//chdir=%s" % dest,
"--rsyncdir", rsyncroot,
source,
))
#assert nodemanager.config.topdir == source
nodemanager.rsync_roots()
if rsyncroot == source:
dest = dest.join("source")
assert dest.join("dir1").check()
assert dest.join("dir1", "dir2").check()
assert dest.join("dir1", "dir2", 'hello').check()
nodemanager.gwmanager.exit()
def test_init_rsync_roots(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
dir2 = source.ensure("dir1", "dir2", dir=1)
source.ensure("dir1", "somefile", dir=1)
dir2.ensure("hello")
source.ensure("bogusdir", "file")
source.join("conftest.py").write(py.code.Source("""
rsyncdirs = ['dir1/dir2']
"""))
config = testdir.reparseconfig([source])
nodemanager = NodeManager(config, ["popen//chdir=%s" % dest])
nodemanager.rsync_roots()
assert dest.join("dir2").check()
assert not dest.join("dir1").check()
assert not dest.join("bogus").check()
def test_rsyncignore(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
dir2 = source.ensure("dir1", "dir2", dir=1)
dir5 = source.ensure("dir5", "dir6", "bogus")
dirf = source.ensure("dir5", "file")
dir2.ensure("hello")
source.join("conftest.py").write(py.code.Source("""
rsyncdirs = ['dir1', 'dir5']
rsyncignore = ['dir1/dir2', 'dir5/dir6']
"""))
config = testdir.reparseconfig([source])
nodemanager = NodeManager(config, ["popen//chdir=%s" % dest])
nodemanager.rsync_roots()
assert dest.join("dir1").check()
assert not dest.join("dir1", "dir2").check()
assert dest.join("dir5","file").check()
assert not dest.join("dir6").check()
def test_optimise_popen(self, testdir, mysetup):
source, dest = mysetup.source, mysetup.dest
specs = ["popen"] * 3
source.join("conftest.py").write("rsyncdirs = ['a']")
source.ensure('a', dir=1)
config = testdir.reparseconfig([source])
nodemanager = NodeManager(config, specs)
nodemanager.rsync_roots()
for gwspec in nodemanager.gwmanager.specs:
assert gwspec._samefilesystem()
assert not gwspec.chdir
def test_setup_DEBUG(self, mysetup, testdir):
source = mysetup.source
specs = ["popen"] * 2
source.join("conftest.py").write("rsyncdirs = ['a']")
source.ensure('a', dir=1)
config = testdir.reparseconfig([source, '--debug'])
assert config.option.debug
nodemanager = NodeManager(config, specs)
reprec = testdir.getreportrecorder(config).hookrecorder
nodemanager.setup_nodes(putevent=[].append)
for spec in nodemanager.gwmanager.specs:
l = reprec.getcalls("pytest_trace")
assert l
nodemanager.teardown_nodes()
def test_ssh_setup_nodes(self, specssh, testdir):
testdir.makepyfile(__init__="", test_x="""
def test_one():
pass
""")
reprec = testdir.inline_run("-d", "--rsyncdir=%s" % testdir.tmpdir,
"--tx", specssh, testdir.tmpdir)
rep, = reprec.getreports("pytest_runtest_logreport")
assert rep.passed

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@@ -1,6 +1,6 @@
import py
import sys
from xdist.nodemanage import NodeManager
from xdist.slavemanage import NodeManager
from py._test import session
queue = py.builtin._tryimport('queue', 'Queue')

View File

@@ -1,5 +1,5 @@
def pytest_gwmanage_newgateway(gateway, platinfo):
def pytest_gwmanage_newgateway(gateway):
""" called on new raw gateway creation. """
def pytest_gwmanage_rsyncstart(source, gateways):

View File

@@ -1,101 +0,0 @@
import py
import sys, os
import xdist
from xdist.remote import SlaveController
from xdist.gwmanage import GatewayManager
import execnet
class NodeManager(object):
def __init__(self, config, specs=None):
self.config = config
if specs is None:
specs = self._getxspecs()
self.roots = self._getrsyncdirs()
self.gwmanager = GatewayManager(specs, config.hook)
self._nodesready = py.std.threading.Event()
def trace(self, msg):
self.config.hook.pytest_trace(category="nodemanage", msg=msg)
def config_getignores(self):
return self.config.getconftest_pathlist("rsyncignore")
def rsync_roots(self):
""" make sure that all remote gateways
have the same set of roots in their
current directory.
"""
self.makegateways()
options = {
'ignores': self.config_getignores(),
'verbose': self.config.option.verbose,
}
if self.roots:
# send each rsync root
for root in self.roots:
self.gwmanager.rsync(root, **options)
else:
XXX # do we want to care for situations without explicit rsyncdirs?
# we transfer our topdir as the root
self.gwmanager.rsync(self.config.topdir, **options)
# and cd into it
self.gwmanager.multi_chdir(self.config.topdir.basename, inplacelocal=False)
def makegateways(self):
# we change to the topdir sot that
# PopenGateways will have their cwd
# such that unpickling configs will
# pick it up as the right topdir
# (for other gateways this chdir is irrelevant)
self.trace("making gateways")
#old = self.config.topdir.chdir()
#try:
self.gwmanager.makegateways()
#finally:
# old.chdir()
def setup_nodes(self, putevent):
self.rsync_roots()
self.trace("setting up nodes")
for gateway in self.gwmanager.group:
node = SlaveController(self, gateway, self.config, putevent)
gateway.node = node # to keep node alive
node.setup()
self.trace("started node %r" % node)
def teardown_nodes(self):
self.gwmanager.exit()
def _getxspecs(self):
config = self.config
xspeclist = []
for xspec in config.getvalue("tx"):
i = xspec.find("*")
try:
num = int(xspec[:i])
except ValueError:
xspeclist.append(xspec)
else:
xspeclist.extend([xspec[i+1:]] * num)
if not xspeclist:
raise config.Error(
"MISSING test execution (tx) nodes: please specify --tx")
return [execnet.XSpec(x) for x in xspeclist]
def _getrsyncdirs(self):
config = self.config
candidates = [py._pydir]
candidates += [py.path.local(xdist.__file__).dirpath()]
candidates += config.option.rsyncdir
conftestroots = config.getconftest_pathlist("rsyncdirs")
if conftestroots:
candidates.extend(conftestroots)
roots = []
for root in candidates:
root = py.path.local(root).realpath()
if not root.check():
raise config.Error("rsyncdir doesn't exist: %r" %(root,))
if root not in roots:
roots.append(root)
return roots

View File

@@ -1,150 +1,13 @@
"""
Implement --dist=* testing
This module is executed in remote subprocesses and helps to
control a remote testing session and relay back information.
It assumes that 'py' is importable and does not have dependencies
on the rest of the xdist code. This means that the xdist-plugin
needs not to be installed in remote environments.
"""
import py
import sys
from py._plugin import pytest_runner as runner # XXX load dynamically
import sys, os
def make_reltoroot(roots, args):
# XXX introduce/use public API for splitting py.test args
splitcode = "::"
l = []
for arg in args:
parts = arg.split(splitcode)
fspath = py.path.local(parts[0])
for root in roots:
x = fspath.relto(root)
if x or fspath == root:
parts[0] = root.basename + "/" + x
break
else:
raise ValueError("arg %s not relative to an rsync root" % (arg,))
l.append(splitcode.join(parts))
return l
class SlaveController(object):
ENDMARK = -1
def __init__(self, nodemanager, gateway, config, putevent):
self.nodemanager = nodemanager
self.putevent = putevent
self.gateway = gateway
self.config = config
self.slaveinput = {'slaveid': gateway.id}
self._down = False
self.log = py.log.Producer("slavectl-%s" % gateway.id)
if not self.config.option.debug:
py.log.setconsumer(self.log._keywords, None)
def __repr__(self):
return "<%s %s>" %(self.__class__.__name__, self.gateway.id,)
def setup(self):
self.log("setting up slave session")
spec = self.gateway.spec
args = self.config.args
if not spec.popen or spec.chdir:
args = make_reltoroot(self.nodemanager.roots, args)
self.config.hook.pytest_configure_node(node=self)
self.channel = self.gateway.remote_exec(init_slave_session,
slaveinput=self.slaveinput,
args=args, option_dict=vars(self.config.option),
)
if self.putevent:
self.channel.setcallback(self.process_from_remote,
endmarker=self.ENDMARK)
def ensure_teardown(self):
if hasattr(self, 'channel'):
if not self.channel.isclosed():
self.log("closing", self.channel)
self.channel.close()
#del self.channel
if hasattr(self, 'gateway'):
self.log("exiting", self.gateway)
self.gateway.exit()
#del self.gateway
def send_runtest(self, nodeid):
self.sendcommand("runtests", ids=[nodeid])
def shutdown(self):
if not self._down and not self.channel.isclosed():
self.sendcommand("shutdown")
def sendcommand(self, name, **kwargs):
""" send a named parametrized command to the other side. """
self.log("sending command %s(**%s)" % (name, kwargs))
self.channel.send((name, kwargs))
def notify_inproc(self, eventname, **kwargs):
self.log("queuing %s(**%s)" % (eventname, kwargs))
self.putevent((eventname, kwargs))
def process_from_remote(self, eventcall):
""" this gets called for each object we receive from
the other side and if the channel closes.
Note that channel callbacks run in the receiver
thread of execnet gateways - we need to
avoid raising exceptions or doing heavy work.
"""
try:
if eventcall == self.ENDMARK:
err = self.channel._getremoteerror()
if not self._down:
if not err or isinstance(err, EOFError):
err = "Not properly terminated" # lost connection?
self.notify_inproc("errordown", node=self, error=err)
self._down = True
return
eventname, kwargs = eventcall
if eventname in ("collectionstart"):
self.log("ignoring %s(%s)" %(eventname, kwargs))
elif eventname == "slaveready":
self.notify_inproc(eventname, node=self, **kwargs)
elif eventname == "slavefinished":
self._down = True
self.slaveoutput = kwargs['slaveoutput']
self.notify_inproc("slavefinished", node=self)
#elif eventname == "logstart":
# self.notify_inproc(eventname, node=self, **kwargs)
elif eventname in ("testreport", "collectreport"):
rep = unserialize_report(kwargs['data'])
self.notify_inproc(eventname, node=self, rep=rep)
elif eventname == "collectionfinish":
self.notify_inproc(eventname, node=self, ids=kwargs['ids'])
else:
raise ValueError("unknown event: %s" %(eventname,))
except KeyboardInterrupt:
# should not land in receiver-thread
raise
except:
excinfo = py.code.ExceptionInfo()
py.builtin.print_("!" * 20, excinfo)
self.config.pluginmanager.notify_exception(excinfo)
def init_slave_session(channel, slaveinput, args, option_dict):
import py
from xdist.remote import remote_initconfig, SlaveInteractor
config = remote_initconfig(py.test.config, option_dict, args)
config.slaveinput = slaveinput
config.slaveoutput = {}
interactor = SlaveInteractor(config, channel)
config.hook.pytest_cmdline_main(config=config)
def remote_initconfig(config, option_dict, args):
config._preparse(args)
config.option.__dict__.update(option_dict)
config.option.looponfail = False
config.option.usepdb = False
config.option.dist = "no"
config.option.distload = False
config.option.numprocesses = None
config.args = args
return config
class SlaveInteractor:
def __init__(self, config, channel):
self.config = config
@@ -210,6 +73,7 @@ class SlaveInteractor:
self.sendevent("collectreport", data=data)
def serialize_report(rep):
import py
d = rep.__dict__.copy()
d['longrepr'] = rep.longrepr and str(rep.longrepr) or None
for name in d:
@@ -219,15 +83,8 @@ def serialize_report(rep):
d[name] = None # for now
return d
def unserialize_report(reportdict):
d = reportdict
if 'result' in d:
return runner.CollectReport(**d)
else:
return runner.TestReport(**d)
def getinfodict():
import os, sys, platform
import platform
return dict(
version = sys.version,
version_info = tuple(sys.version_info),
@@ -236,3 +93,24 @@ def getinfodict():
executable = sys.executable,
cwd = os.getcwd(),
)
def remote_initconfig(config, option_dict, args):
config._preparse(args)
config.option.__dict__.update(option_dict)
config.option.looponfail = False
config.option.usepdb = False
config.option.dist = "no"
config.option.distload = False
config.option.numprocesses = None
config.args = args
return config
if __name__ == '__channelexec__':
slaveinput,args,option_dict = channel.receive()
import py
config = remote_initconfig(py.test.config, option_dict, args)
config.slaveinput = slaveinput
config.slaveoutput = {}
interactor = SlaveInteractor(config, channel)
config.hook.pytest_cmdline_main(config=config)

318
xdist/slavemanage.py Normal file
View File

@@ -0,0 +1,318 @@
import py
import sys, os
import execnet
import xdist.remote
from py._plugin import pytest_runner as runner # XXX load dynamically
class NodeManager(object):
def __init__(self, config, specs=None):
self.config = config
if specs is None:
specs = self._getxspecs()
self.roots = self._getrsyncdirs()
self.gwmanager = GatewayManager(specs, config.hook)
self._nodesready = py.std.threading.Event()
def trace(self, msg):
self.config.hook.pytest_trace(category="nodemanage", msg=msg)
def config_getignores(self):
return self.config.getconftest_pathlist("rsyncignore")
def rsync_roots(self):
""" make sure that all remote gateways
have the same set of roots in their
current directory.
"""
self.makegateways()
options = {
'ignores': self.config_getignores(),
'verbose': self.config.option.verbose,
}
if self.roots:
# send each rsync root
for root in self.roots:
self.gwmanager.rsync(root, **options)
else:
XXX # do we want to care for situations without explicit rsyncdirs?
# we transfer our topdir as the root
self.gwmanager.rsync(self.config.topdir, **options)
# and cd into it
self.gwmanager.multi_chdir(self.config.topdir.basename, inplacelocal=False)
def makegateways(self):
# we change to the topdir sot that
# PopenGateways will have their cwd
# such that unpickling configs will
# pick it up as the right topdir
# (for other gateways this chdir is irrelevant)
self.trace("making gateways")
#old = self.config.topdir.chdir()
#try:
self.gwmanager.makegateways()
#finally:
# old.chdir()
def setup_nodes(self, putevent):
self.rsync_roots()
self.trace("setting up nodes")
for gateway in self.gwmanager.group:
node = SlaveController(self, gateway, self.config, putevent)
gateway.node = node # to keep node alive
node.setup()
self.trace("started node %r" % node)
def teardown_nodes(self):
self.gwmanager.exit()
def _getxspecs(self):
config = self.config
xspeclist = []
for xspec in config.getvalue("tx"):
i = xspec.find("*")
try:
num = int(xspec[:i])
except ValueError:
xspeclist.append(xspec)
else:
xspeclist.extend([xspec[i+1:]] * num)
if not xspeclist:
raise config.Error(
"MISSING test execution (tx) nodes: please specify --tx")
return [execnet.XSpec(x) for x in xspeclist]
def _getrsyncdirs(self):
config = self.config
candidates = [py._pydir]
candidates += config.option.rsyncdir
conftestroots = config.getconftest_pathlist("rsyncdirs")
if conftestroots:
candidates.extend(conftestroots)
roots = []
for root in candidates:
root = py.path.local(root).realpath()
if not root.check():
raise config.Error("rsyncdir doesn't exist: %r" %(root,))
if root not in roots:
roots.append(root)
return roots
class GatewayManager:
"""
instantiating, managing and rsyncing to test hosts
"""
EXIT_TIMEOUT = 10
def __init__(self, specs, hook, defaultchdir="pyexecnetcache"):
self.specs = []
self.hook = hook
self.group = execnet.Group()
for spec in specs:
if not isinstance(spec, execnet.XSpec):
spec = execnet.XSpec(spec)
if not spec.chdir and not spec.popen:
spec.chdir = defaultchdir
self.specs.append(spec)
def makegateways(self):
assert not list(self.group)
for spec in self.specs:
gw = self.group.makegateway(spec)
self.hook.pytest_gwmanage_newgateway(gateway=gw)
def rsync(self, source, notify=None, verbose=False, ignores=None):
""" perform rsync to all remote hosts.
"""
rsync = HostRSync(source, verbose=verbose, ignores=ignores)
seen = py.builtin.set()
gateways = []
for gateway in self.group:
spec = gateway.spec
if spec.popen and not spec.chdir:
# XXX this assumes that sources are python-packages
# and that adding the basedir does not hurt
gateway.remote_exec("""
import sys ; sys.path.insert(0, %r)
""" % os.path.dirname(str(source))).waitclose()
continue
if spec not in seen:
def finished():
if notify:
notify("rsyncrootready", spec, source)
rsync.add_target_host(gateway, finished=finished)
seen.add(spec)
gateways.append(gateway)
if seen:
self.hook.pytest_gwmanage_rsyncstart(
source=source,
gateways=gateways,
)
rsync.send()
self.hook.pytest_gwmanage_rsyncfinish(
source=source,
gateways=gateways,
)
def exit(self):
self.group.terminate(self.EXIT_TIMEOUT)
class HostRSync(execnet.RSync):
""" RSyncer that filters out common files
"""
def __init__(self, sourcedir, *args, **kwargs):
self._synced = {}
ignores= None
if 'ignores' in kwargs:
ignores = kwargs.pop('ignores')
self._ignores = ignores or []
super(HostRSync, self).__init__(sourcedir=sourcedir, **kwargs)
def filter(self, path):
path = py.path.local(path)
if not path.ext in ('.pyc', '.pyo'):
if not path.basename.endswith('~'):
if path.check(dotfile=0):
for x in self._ignores:
if path == x:
break
else:
return True
def add_target_host(self, gateway, finished=None):
remotepath = os.path.basename(self._sourcedir)
super(HostRSync, self).add_target(gateway, remotepath,
finishedcallback=finished,
delete=True,)
def _report_send_file(self, gateway, modified_rel_path):
if self._verbose:
path = os.path.basename(self._sourcedir) + "/" + modified_rel_path
remotepath = gateway.spec.chdir
py.builtin.print_('%s:%s <= %s' %
(gateway.spec, remotepath, path))
def make_reltoroot(roots, args):
# XXX introduce/use public API for splitting py.test args
splitcode = "::"
l = []
for arg in args:
parts = arg.split(splitcode)
fspath = py.path.local(parts[0])
for root in roots:
x = fspath.relto(root)
if x or fspath == root:
parts[0] = root.basename + "/" + x
break
else:
raise ValueError("arg %s not relative to an rsync root" % (arg,))
l.append(splitcode.join(parts))
return l
class SlaveController(object):
ENDMARK = -1
def __init__(self, nodemanager, gateway, config, putevent):
self.nodemanager = nodemanager
self.putevent = putevent
self.gateway = gateway
self.config = config
self.slaveinput = {'slaveid': gateway.id}
self._down = False
self.log = py.log.Producer("slavectl-%s" % gateway.id)
if not self.config.option.debug:
py.log.setconsumer(self.log._keywords, None)
def __repr__(self):
return "<%s %s>" %(self.__class__.__name__, self.gateway.id,)
def setup(self):
self.log("setting up slave session")
spec = self.gateway.spec
args = self.config.args
if not spec.popen or spec.chdir:
args = make_reltoroot(self.nodemanager.roots, args)
self.config.hook.pytest_configure_node(node=self)
self.channel = self.gateway.remote_exec(xdist.remote)
self.channel.send((self.slaveinput, args, vars(self.config.option)))
if self.putevent:
self.channel.setcallback(self.process_from_remote,
endmarker=self.ENDMARK)
def ensure_teardown(self):
if hasattr(self, 'channel'):
if not self.channel.isclosed():
self.log("closing", self.channel)
self.channel.close()
#del self.channel
if hasattr(self, 'gateway'):
self.log("exiting", self.gateway)
self.gateway.exit()
#del self.gateway
def send_runtest(self, nodeid):
self.sendcommand("runtests", ids=[nodeid])
def shutdown(self):
if not self._down and not self.channel.isclosed():
self.sendcommand("shutdown")
def sendcommand(self, name, **kwargs):
""" send a named parametrized command to the other side. """
self.log("sending command %s(**%s)" % (name, kwargs))
self.channel.send((name, kwargs))
def notify_inproc(self, eventname, **kwargs):
self.log("queuing %s(**%s)" % (eventname, kwargs))
self.putevent((eventname, kwargs))
def process_from_remote(self, eventcall):
""" this gets called for each object we receive from
the other side and if the channel closes.
Note that channel callbacks run in the receiver
thread of execnet gateways - we need to
avoid raising exceptions or doing heavy work.
"""
try:
if eventcall == self.ENDMARK:
err = self.channel._getremoteerror()
if not self._down:
if not err or isinstance(err, EOFError):
err = "Not properly terminated" # lost connection?
self.notify_inproc("errordown", node=self, error=err)
self._down = True
return
eventname, kwargs = eventcall
if eventname in ("collectionstart"):
self.log("ignoring %s(%s)" %(eventname, kwargs))
elif eventname == "slaveready":
self.notify_inproc(eventname, node=self, **kwargs)
elif eventname == "slavefinished":
self._down = True
self.slaveoutput = kwargs['slaveoutput']
self.notify_inproc("slavefinished", node=self)
#elif eventname == "logstart":
# self.notify_inproc(eventname, node=self, **kwargs)
elif eventname in ("testreport", "collectreport"):
rep = unserialize_report(kwargs['data'])
self.notify_inproc(eventname, node=self, rep=rep)
elif eventname == "collectionfinish":
self.notify_inproc(eventname, node=self, ids=kwargs['ids'])
else:
raise ValueError("unknown event: %s" %(eventname,))
except KeyboardInterrupt:
# should not land in receiver-thread
raise
except:
excinfo = py.code.ExceptionInfo()
py.builtin.print_("!" * 20, excinfo)
self.config.pluginmanager.notify_exception(excinfo)
def unserialize_report(reportdict):
d = reportdict
if 'result' in d:
return runner.CollectReport(**d)
else:
return runner.TestReport(**d)