from __future__ import print_function from nose import SkipTest from nose.tools import eq_ as eq, ok_ as ok, assert_raises from rados import (Rados, Error, RadosStateError, Object, ObjectExists, ObjectNotFound, ObjectBusy, requires, opt, ANONYMOUS_AUID, ADMIN_AUID, LIBRADOS_ALL_NSPACES, WriteOpCtx, ReadOpCtx, LIBRADOS_SNAP_HEAD, LIBRADOS_OPERATION_BALANCE_READS, LIBRADOS_OPERATION_SKIPRWLOCKS, MonitorLog) import time import threading import json import errno import sys # Are we running Python 2.x _python2 = sys.version_info[0] < 3 def test_rados_init_error(): assert_raises(Error, Rados, conffile='', rados_id='admin', name='client.admin') assert_raises(Error, Rados, conffile='', name='invalid') assert_raises(Error, Rados, conffile='', name='bad.invalid') def test_rados_init(): with Rados(conffile='', rados_id='admin'): pass with Rados(conffile='', name='client.admin'): pass with Rados(conffile='', name='client.admin'): pass with Rados(conffile='', name='client.admin'): pass def test_ioctx_context_manager(): with Rados(conffile='', rados_id='admin') as conn: with conn.open_ioctx('rbd') as ioctx: pass def test_parse_argv(): args = ['osd', 'pool', 'delete', 'foobar', 'foobar', '--yes-i-really-really-mean-it'] r = Rados() eq(args, r.conf_parse_argv(args)) def test_parse_argv_empty_str(): args = [''] r = Rados() eq(args, r.conf_parse_argv(args)) class TestRequires(object): @requires(('foo', str), ('bar', int), ('baz', int)) def _method_plain(self, foo, bar, baz): ok(isinstance(foo, str)) ok(isinstance(bar, int)) ok(isinstance(baz, int)) return (foo, bar, baz) def test_method_plain(self): assert_raises(TypeError, self._method_plain, 42, 42, 42) assert_raises(TypeError, self._method_plain, '42', '42', '42') assert_raises(TypeError, self._method_plain, foo='42', bar='42', baz='42') eq(self._method_plain('42', 42, 42), ('42', 42, 42)) eq(self._method_plain(foo='42', bar=42, baz=42), ('42', 42, 42)) @requires(('opt_foo', opt(str)), ('opt_bar', opt(int)), ('baz', int)) def _method_with_opt_arg(self, foo, bar, baz): ok(isinstance(foo, str) or foo is None) ok(isinstance(bar, int) or bar is None) ok(isinstance(baz, int)) return (foo, bar, baz) def test_method_with_opt_args(self): assert_raises(TypeError, self._method_with_opt_arg, 42, 42, 42) assert_raises(TypeError, self._method_with_opt_arg, '42', '42', 42) assert_raises(TypeError, self._method_with_opt_arg, None, None, None) eq(self._method_with_opt_arg(None, 42, 42), (None, 42, 42)) eq(self._method_with_opt_arg('42', None, 42), ('42', None, 42)) eq(self._method_with_opt_arg(None, None, 42), (None, None, 42)) class TestRadosStateError(object): def _requires_configuring(self, rados): assert_raises(RadosStateError, rados.connect) def _requires_configuring_or_connected(self, rados): assert_raises(RadosStateError, rados.conf_read_file) assert_raises(RadosStateError, rados.conf_parse_argv, None) assert_raises(RadosStateError, rados.conf_parse_env) assert_raises(RadosStateError, rados.conf_get, 'opt') assert_raises(RadosStateError, rados.conf_set, 'opt', 'val') assert_raises(RadosStateError, rados.ping_monitor, 0) def _requires_connected(self, rados): assert_raises(RadosStateError, rados.pool_exists, 'foo') assert_raises(RadosStateError, rados.pool_lookup, 'foo') assert_raises(RadosStateError, rados.pool_reverse_lookup, 0) assert_raises(RadosStateError, rados.create_pool, 'foo') assert_raises(RadosStateError, rados.get_pool_base_tier, 0) assert_raises(RadosStateError, rados.delete_pool, 'foo') assert_raises(RadosStateError, rados.list_pools) assert_raises(RadosStateError, rados.get_fsid) assert_raises(RadosStateError, rados.open_ioctx, 'foo') assert_raises(RadosStateError, rados.mon_command, '', b'') assert_raises(RadosStateError, rados.osd_command, 0, '', b'') assert_raises(RadosStateError, rados.pg_command, '', '', b'') assert_raises(RadosStateError, rados.wait_for_latest_osdmap) assert_raises(RadosStateError, rados.blacklist_add, '127.0.0.1/123', 0) def test_configuring(self): rados = Rados(conffile='') eq('configuring', rados.state) self._requires_connected(rados) def test_connected(self): rados = Rados(conffile='') with rados: eq('connected', rados.state) self._requires_configuring(rados) def test_shutdown(self): rados = Rados(conffile='') with rados: pass eq('shutdown', rados.state) self._requires_configuring(rados) self._requires_configuring_or_connected(rados) self._requires_connected(rados) class TestRados(object): def setUp(self): self.rados = Rados(conffile='') self.rados.conf_parse_env('FOO_DOES_NOT_EXIST_BLAHBLAH') self.rados.conf_parse_env() self.rados.connect() # Assume any pre-existing pools are the cluster's defaults self.default_pools = self.rados.list_pools() def tearDown(self): self.rados.shutdown() def test_ping_monitor(self): assert_raises(ObjectNotFound, self.rados.ping_monitor, 'not_exists_monitor') cmd = {'prefix': 'mon dump', 'format':'json'} ret, buf, out = self.rados.mon_command(json.dumps(cmd), b'') for mon in json.loads(buf.decode('utf8'))['mons']: while True: output = self.rados.ping_monitor(mon['name']) if output is None: continue buf = json.loads(output) if buf.get('health'): break def test_create(self): self.rados.create_pool('foo') self.rados.delete_pool('foo') def test_create_utf8(self): if _python2: # Use encoded bytestring poolname = b"\351\273\204" else: poolname = "\u9ec4" self.rados.create_pool(poolname) assert self.rados.pool_exists(u"\u9ec4") self.rados.delete_pool(poolname) def test_pool_lookup_utf8(self): if _python2: poolname = u'\u9ec4' else: poolname = '\u9ec4' self.rados.create_pool(poolname) try: poolid = self.rados.pool_lookup(poolname) eq(poolname, self.rados.pool_reverse_lookup(poolid)) finally: self.rados.delete_pool(poolname) def test_create_auid(self): self.rados.create_pool('foo', 100) assert self.rados.pool_exists('foo') self.rados.delete_pool('foo') def test_eexist(self): self.rados.create_pool('foo') assert_raises(ObjectExists, self.rados.create_pool, 'foo') self.rados.delete_pool('foo') def list_non_default_pools(self): pools = self.rados.list_pools() for p in self.default_pools: pools.remove(p) return set(pools) def test_list_pools(self): eq(set(), self.list_non_default_pools()) self.rados.create_pool('foo') eq(set(['foo']), self.list_non_default_pools()) self.rados.create_pool('bar') eq(set(['foo', 'bar']), self.list_non_default_pools()) self.rados.create_pool('baz') eq(set(['foo', 'bar', 'baz']), self.list_non_default_pools()) self.rados.delete_pool('foo') eq(set(['bar', 'baz']), self.list_non_default_pools()) self.rados.delete_pool('baz') eq(set(['bar']), self.list_non_default_pools()) self.rados.delete_pool('bar') eq(set(), self.list_non_default_pools()) self.rados.create_pool('a' * 500) eq(set(['a' * 500]), self.list_non_default_pools()) self.rados.delete_pool('a' * 500) def test_get_pool_base_tier(self): self.rados.create_pool('foo') try: self.rados.create_pool('foo-cache') try: pool_id = self.rados.pool_lookup('foo') tier_pool_id = self.rados.pool_lookup('foo-cache') cmd = {"prefix":"osd tier add", "pool":"foo", "tierpool":"foo-cache", "force_nonempty":""} ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30) eq(ret, 0) try: cmd = {"prefix":"osd tier cache-mode", "pool":"foo-cache", "tierpool":"foo-cache", "mode":"readonly", "sure":"--yes-i-really-mean-it"} ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30) eq(ret, 0) eq(self.rados.wait_for_latest_osdmap(), 0) eq(pool_id, self.rados.get_pool_base_tier(pool_id)) eq(pool_id, self.rados.get_pool_base_tier(tier_pool_id)) finally: cmd = {"prefix":"osd tier remove", "pool":"foo", "tierpool":"foo-cache"} ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30) eq(ret, 0) finally: self.rados.delete_pool('foo-cache') finally: self.rados.delete_pool('foo') def test_get_fsid(self): fsid = self.rados.get_fsid() eq(len(fsid), 36) def test_blacklist_add(self): self.rados.blacklist_add("1.2.3.4/123", 1) def test_get_cluster_stats(self): stats = self.rados.get_cluster_stats() assert stats['kb'] > 0 assert stats['kb_avail'] > 0 assert stats['kb_used'] > 0 assert stats['num_objects'] >= 0 def test_monitor_log(self): lock = threading.Condition() def cb(arg, line, who, sec, nsec, seq, level, msg): # NOTE(sileht): the old pyrados API was received the pointer as int # instead of the value of arg eq(arg, "arg") with lock: lock.notify() return 0 # NOTE(sileht): force don't save the monitor into local var # to ensure all references are correctly tracked into the lib MonitorLog(self.rados, "debug", cb, "arg") with lock: lock.wait() MonitorLog(self.rados, "debug", None, None) eq(None, self.rados.monitor_callback) class TestIoctx(object): def setUp(self): self.rados = Rados(conffile='') self.rados.connect() self.rados.create_pool('test_pool') assert self.rados.pool_exists('test_pool') self.ioctx = self.rados.open_ioctx('test_pool') def tearDown(self): cmd = {"prefix":"osd unset", "key":"noup"} self.rados.mon_command(json.dumps(cmd), b'') self.ioctx.close() self.rados.delete_pool('test_pool') self.rados.shutdown() def test_get_last_version(self): version = self.ioctx.get_last_version() assert version >= 0 def test_get_stats(self): stats = self.ioctx.get_stats() eq(stats, {'num_objects_unfound': 0, 'num_objects_missing_on_primary': 0, 'num_object_clones': 0, 'num_objects': 0, 'num_object_copies': 0, 'num_bytes': 0, 'num_rd_kb': 0, 'num_wr_kb': 0, 'num_kb': 0, 'num_wr': 0, 'num_objects_degraded': 0, 'num_rd': 0}) def test_change_auid(self): self.ioctx.change_auid(ANONYMOUS_AUID) self.ioctx.change_auid(ADMIN_AUID) def test_write(self): self.ioctx.write('abc', b'abc') eq(self.ioctx.read('abc'), b'abc') def test_write_full(self): self.ioctx.write('abc', b'abc') eq(self.ioctx.read('abc'), b'abc') self.ioctx.write_full('abc', b'd') eq(self.ioctx.read('abc'), b'd') def test_append(self): self.ioctx.write('abc', b'a') self.ioctx.append('abc', b'b') self.ioctx.append('abc', b'c') eq(self.ioctx.read('abc'), b'abc') def test_write_zeros(self): self.ioctx.write('abc', b'a\0b\0c') eq(self.ioctx.read('abc'), b'a\0b\0c') def test_trunc(self): self.ioctx.write('abc', b'abc') self.ioctx.trunc('abc', 2) eq(self.ioctx.read('abc'), b'ab') size = self.ioctx.stat('abc')[0] eq(size, 2) def test_list_objects_empty(self): eq(list(self.ioctx.list_objects()), []) def test_list_objects(self): self.ioctx.write('a', b'') self.ioctx.write('b', b'foo') self.ioctx.write_full('c', b'bar') self.ioctx.append('d', b'jazz') object_names = [obj.key for obj in self.ioctx.list_objects()] eq(sorted(object_names), ['a', 'b', 'c', 'd']) def test_list_ns_objects(self): self.ioctx.write('a', b'') self.ioctx.write('b', b'foo') self.ioctx.write_full('c', b'bar') self.ioctx.append('d', b'jazz') self.ioctx.set_namespace("ns1") self.ioctx.write('ns1-a', b'') self.ioctx.write('ns1-b', b'foo') self.ioctx.write_full('ns1-c', b'bar') self.ioctx.append('ns1-d', b'jazz') self.ioctx.append('d', b'jazz') self.ioctx.set_namespace(LIBRADOS_ALL_NSPACES) object_names = [(obj.nspace, obj.key) for obj in self.ioctx.list_objects()] eq(sorted(object_names), [('', 'a'), ('','b'), ('','c'), ('','d'),\ ('ns1', 'd'), ('ns1', 'ns1-a'), ('ns1', 'ns1-b'),\ ('ns1', 'ns1-c'), ('ns1', 'ns1-d')]) def test_xattrs(self): xattrs = dict(a=b'1', b=b'2', c=b'3', d=b'a\0b', e=b'\0') self.ioctx.write('abc', b'') for key, value in xattrs.items(): self.ioctx.set_xattr('abc', key, value) eq(self.ioctx.get_xattr('abc', key), value) stored_xattrs = {} for key, value in self.ioctx.get_xattrs('abc'): stored_xattrs[key] = value eq(stored_xattrs, xattrs) def test_obj_xattrs(self): xattrs = dict(a=b'1', b=b'2', c=b'3', d=b'a\0b', e=b'\0') self.ioctx.write('abc', b'') obj = list(self.ioctx.list_objects())[0] for key, value in xattrs.items(): obj.set_xattr(key, value) eq(obj.get_xattr(key), value) stored_xattrs = {} for key, value in obj.get_xattrs(): stored_xattrs[key] = value eq(stored_xattrs, xattrs) def test_create_snap(self): assert_raises(ObjectNotFound, self.ioctx.remove_snap, 'foo') self.ioctx.create_snap('foo') self.ioctx.remove_snap('foo') def test_list_snaps_empty(self): eq(list(self.ioctx.list_snaps()), []) def test_list_snaps(self): snaps = ['snap1', 'snap2', 'snap3'] for snap in snaps: self.ioctx.create_snap(snap) listed_snaps = [snap.name for snap in self.ioctx.list_snaps()] eq(snaps, listed_snaps) def test_lookup_snap(self): self.ioctx.create_snap('foo') snap = self.ioctx.lookup_snap('foo') eq(snap.name, 'foo') def test_snap_timestamp(self): self.ioctx.create_snap('foo') snap = self.ioctx.lookup_snap('foo') snap.get_timestamp() def test_remove_snap(self): self.ioctx.create_snap('foo') (snap,) = self.ioctx.list_snaps() eq(snap.name, 'foo') self.ioctx.remove_snap('foo') eq(list(self.ioctx.list_snaps()), []) def test_snap_rollback(self): self.ioctx.write("insnap", b"contents1") self.ioctx.create_snap("snap1") self.ioctx.remove_object("insnap") self.ioctx.snap_rollback("insnap", "snap1") eq(self.ioctx.read("insnap"), b"contents1") self.ioctx.remove_snap("snap1") self.ioctx.remove_object("insnap") def test_snap_read(self): self.ioctx.write("insnap", b"contents1") self.ioctx.create_snap("snap1") self.ioctx.remove_object("insnap") snap = self.ioctx.lookup_snap("snap1") self.ioctx.set_read(snap.snap_id) eq(self.ioctx.read("insnap"), b"contents1") self.ioctx.set_read(LIBRADOS_SNAP_HEAD) self.ioctx.write("inhead", b"contents2") eq(self.ioctx.read("inhead"), b"contents2") self.ioctx.remove_snap("snap1") self.ioctx.remove_object("inhead") def test_set_omap(self): keys = ("1", "2", "3", "4") values = (b"aaa", b"bbb", b"ccc", b"\x04\x04\x04\x04") with WriteOpCtx(self.ioctx) as write_op: self.ioctx.set_omap(write_op, keys, values) write_op.set_flags(LIBRADOS_OPERATION_SKIPRWLOCKS) self.ioctx.operate_write_op(write_op, "hw") with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_vals(read_op, "", "", 4) eq(ret, 0) self.ioctx.operate_read_op(read_op, "hw") next(iter) eq(list(iter), [("2", b"bbb"), ("3", b"ccc"), ("4", b"\x04\x04\x04\x04")]) with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_vals(read_op, "2", "", 4) eq(ret, 0) self.ioctx.operate_read_op(read_op, "hw") eq(("3", b"ccc"), next(iter)) eq(list(iter), [("4", b"\x04\x04\x04\x04")]) with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_vals(read_op, "", "2", 4) eq(ret, 0) read_op.set_flags(LIBRADOS_OPERATION_BALANCE_READS) self.ioctx.operate_read_op(read_op, "hw") eq(list(iter), [("2", b"bbb")]) def test_set_omap_aio(self): lock = threading.Condition() count = [0] def cb(blah): with lock: count[0] += 1 lock.notify() return 0 keys = ("1", "2", "3", "4") values = (b"aaa", b"bbb", b"ccc", b"\x04\x04\x04\x04") with WriteOpCtx(self.ioctx) as write_op: self.ioctx.set_omap(write_op, keys, values) comp = self.ioctx.operate_aio_write_op(write_op, "hw", cb, cb) comp.wait_for_complete() comp.wait_for_safe() with lock: while count[0] < 2: lock.wait() eq(comp.get_return_value(), 0) with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_vals(read_op, "", "", 4) eq(ret, 0) comp = self.ioctx.operate_aio_read_op(read_op, "hw", cb, cb) comp.wait_for_complete() comp.wait_for_safe() with lock: while count[0] < 4: lock.wait() eq(comp.get_return_value(), 0) next(iter) eq(list(iter), [("2", b"bbb"), ("3", b"ccc"), ("4", b"\x04\x04\x04\x04")]) def test_write_ops(self): with WriteOpCtx(self.ioctx) as write_op: write_op.new(0) self.ioctx.operate_write_op(write_op, "write_ops") eq(self.ioctx.read('write_ops'), b'') write_op.write_full(b'1') write_op.append(b'2') self.ioctx.operate_write_op(write_op, "write_ops") eq(self.ioctx.read('write_ops'), b'12') write_op.write_full(b'12345') write_op.write(b'x', 2) self.ioctx.operate_write_op(write_op, "write_ops") eq(self.ioctx.read('write_ops'), b'12x45') write_op.write_full(b'12345') write_op.zero(2, 2) self.ioctx.operate_write_op(write_op, "write_ops") eq(self.ioctx.read('write_ops'), b'12\x00\x005') write_op.write_full(b'12345') write_op.truncate(2) self.ioctx.operate_write_op(write_op, "write_ops") eq(self.ioctx.read('write_ops'), b'12') write_op.remove() self.ioctx.operate_write_op(write_op, "write_ops") with assert_raises(ObjectNotFound): self.ioctx.read('write_ops') def test_get_omap_vals_by_keys(self): keys = ("1", "2", "3", "4") values = (b"aaa", b"bbb", b"ccc", b"\x04\x04\x04\x04") with WriteOpCtx(self.ioctx) as write_op: self.ioctx.set_omap(write_op, keys, values) self.ioctx.operate_write_op(write_op, "hw") with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_vals_by_keys(read_op,("3","4",)) eq(ret, 0) self.ioctx.operate_read_op(read_op, "hw") eq(list(iter), [("3", b"ccc"), ("4", b"\x04\x04\x04\x04")]) with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_vals_by_keys(read_op,("3","4",)) eq(ret, 0) with assert_raises(ObjectNotFound): self.ioctx.operate_read_op(read_op, "no_such") def test_get_omap_keys(self): keys = ("1", "2", "3") values = (b"aaa", b"bbb", b"ccc") with WriteOpCtx(self.ioctx) as write_op: self.ioctx.set_omap(write_op, keys, values) self.ioctx.operate_write_op(write_op, "hw") with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_keys(read_op,"",2) eq(ret, 0) self.ioctx.operate_read_op(read_op, "hw") eq(list(iter), [("1", None), ("2", None)]) with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_keys(read_op,"",2) eq(ret, 0) with assert_raises(ObjectNotFound): self.ioctx.operate_read_op(read_op, "no_such") def test_clear_omap(self): keys = ("1", "2", "3") values = (b"aaa", b"bbb", b"ccc") with WriteOpCtx(self.ioctx) as write_op: self.ioctx.set_omap(write_op, keys, values) self.ioctx.operate_write_op(write_op, "hw") with WriteOpCtx(self.ioctx) as write_op_1: self.ioctx.clear_omap(write_op_1) self.ioctx.operate_write_op(write_op_1, "hw") with ReadOpCtx(self.ioctx) as read_op: iter, ret = self.ioctx.get_omap_vals_by_keys(read_op,("1",)) eq(ret, 0) self.ioctx.operate_read_op(read_op, "hw") eq(list(iter), []) def test_locator(self): self.ioctx.set_locator_key("bar") self.ioctx.write('foo', b'contents1') objects = [i for i in self.ioctx.list_objects()] eq(len(objects), 1) eq(self.ioctx.get_locator_key(), "bar") self.ioctx.set_locator_key("") objects[0].seek(0) objects[0].write(b"contents2") eq(self.ioctx.get_locator_key(), "") self.ioctx.set_locator_key("bar") contents = self.ioctx.read("foo") eq(contents, b"contents2") eq(self.ioctx.get_locator_key(), "bar") objects[0].remove() objects = [i for i in self.ioctx.list_objects()] eq(objects, []) self.ioctx.set_locator_key("") def test_aio_write(self): lock = threading.Condition() count = [0] def cb(blah): with lock: count[0] += 1 lock.notify() return 0 comp = self.ioctx.aio_write("foo", b"bar", 0, cb, cb) comp.wait_for_complete() comp.wait_for_safe() with lock: while count[0] < 2: lock.wait() eq(comp.get_return_value(), 0) contents = self.ioctx.read("foo") eq(contents, b"bar") [i.remove() for i in self.ioctx.list_objects()] def test_aio_write_no_comp_ref(self): lock = threading.Condition() count = [0] def cb(blah): with lock: count[0] += 1 lock.notify() return 0 # NOTE(sileht): force don't save the comp into local var # to ensure all references are correctly tracked into the lib self.ioctx.aio_write("foo", b"bar", 0, cb, cb) with lock: while count[0] < 2: lock.wait() contents = self.ioctx.read("foo") eq(contents, b"bar") [i.remove() for i in self.ioctx.list_objects()] def test_aio_append(self): lock = threading.Condition() count = [0] def cb(blah): with lock: count[0] += 1 lock.notify() return 0 comp = self.ioctx.aio_write("foo", b"bar", 0, cb, cb) comp2 = self.ioctx.aio_append("foo", b"baz", cb, cb) comp.wait_for_complete() contents = self.ioctx.read("foo") eq(contents, b"barbaz") with lock: while count[0] < 4: lock.wait() eq(comp.get_return_value(), 0) eq(comp2.get_return_value(), 0) [i.remove() for i in self.ioctx.list_objects()] def test_aio_write_full(self): lock = threading.Condition() count = [0] def cb(blah): with lock: count[0] += 1 lock.notify() return 0 self.ioctx.aio_write("foo", b"barbaz", 0, cb, cb) comp = self.ioctx.aio_write_full("foo", b"bar", cb, cb) comp.wait_for_complete() comp.wait_for_safe() with lock: while count[0] < 2: lock.wait() eq(comp.get_return_value(), 0) contents = self.ioctx.read("foo") eq(contents, b"bar") [i.remove() for i in self.ioctx.list_objects()] def test_aio_stat(self): lock = threading.Condition() count = [0] def cb(_, size, mtime): with lock: count[0] += 1 lock.notify() comp = self.ioctx.aio_stat("foo", cb) comp.wait_for_complete() with lock: while count[0] < 1: lock.wait() eq(comp.get_return_value(), -2) self.ioctx.write("foo", b"bar") comp = self.ioctx.aio_stat("foo", cb) comp.wait_for_complete() with lock: while count[0] < 2: lock.wait() eq(comp.get_return_value(), 0) [i.remove() for i in self.ioctx.list_objects()] def _take_down_acting_set(self, pool, objectname): # find acting_set for pool:objectname and take it down; used to # verify that async reads don't complete while acting set is missing cmd = { "prefix":"osd map", "pool":pool, "object":objectname, "format":"json", } r, jsonout, _ = self.rados.mon_command(json.dumps(cmd), b'') objmap = json.loads(jsonout.decode("utf-8")) acting_set = objmap['acting'] cmd = {"prefix":"osd set", "key":"noup"} r, _, _ = self.rados.mon_command(json.dumps(cmd), b'') eq(r, 0) cmd = {"prefix":"osd down", "ids":[str(i) for i in acting_set]} r, _, _ = self.rados.mon_command(json.dumps(cmd), b'') eq(r, 0) # wait for OSDs to acknowledge the down eq(self.rados.wait_for_latest_osdmap(), 0) def _let_osds_back_up(self): cmd = {"prefix":"osd unset", "key":"noup"} r, _, _ = self.rados.mon_command(json.dumps(cmd), b'') eq(r, 0) def test_aio_read(self): # this is a list so that the local cb() can modify it retval = [None] lock = threading.Condition() def cb(_, buf): with lock: retval[0] = buf lock.notify() payload = b"bar\000frob" self.ioctx.write("foo", payload) # test1: use wait_for_complete() and wait for cb by # watching retval[0] self._take_down_acting_set('test_pool', 'foo') comp = self.ioctx.aio_read("foo", len(payload), 0, cb) eq(False, comp.is_complete()) time.sleep(3) eq(False, comp.is_complete()) with lock: eq(None, retval[0]) self._let_osds_back_up() comp.wait_for_complete() loops = 0 with lock: while retval[0] is None and loops <= 10: lock.wait(timeout=5) loops += 1 assert(loops <= 10) eq(retval[0], payload) eq(sys.getrefcount(comp), 2) # test2: use wait_for_complete_and_cb(), verify retval[0] is # set by the time we regain control retval[0] = None self._take_down_acting_set('test_pool', 'foo') comp = self.ioctx.aio_read("foo", len(payload), 0, cb) eq(False, comp.is_complete()) time.sleep(3) eq(False, comp.is_complete()) with lock: eq(None, retval[0]) self._let_osds_back_up() comp.wait_for_complete_and_cb() assert(retval[0] is not None) eq(retval[0], payload) eq(sys.getrefcount(comp), 2) # test3: error case, use wait_for_complete_and_cb(), verify retval[0] is # set by the time we regain control retval[0] = 1 self._take_down_acting_set('test_pool', 'bar') comp = self.ioctx.aio_read("bar", len(payload), 0, cb) eq(False, comp.is_complete()) time.sleep(3) eq(False, comp.is_complete()) with lock: eq(1, retval[0]) self._let_osds_back_up() comp.wait_for_complete_and_cb() eq(None, retval[0]) assert(comp.get_return_value() < 0) eq(sys.getrefcount(comp), 2) [i.remove() for i in self.ioctx.list_objects()] def test_lock(self): self.ioctx.lock_exclusive("foo", "lock", "locker", "desc_lock", 10000, 0) assert_raises(ObjectExists, self.ioctx.lock_exclusive, "foo", "lock", "locker", "desc_lock", 10000, 0) self.ioctx.unlock("foo", "lock", "locker") assert_raises(ObjectNotFound, self.ioctx.unlock, "foo", "lock", "locker") self.ioctx.lock_shared("foo", "lock", "locker1", "tag", "desc_lock", 10000, 0) self.ioctx.lock_shared("foo", "lock", "locker2", "tag", "desc_lock", 10000, 0) assert_raises(ObjectBusy, self.ioctx.lock_exclusive, "foo", "lock", "locker3", "desc_lock", 10000, 0) self.ioctx.unlock("foo", "lock", "locker1") self.ioctx.unlock("foo", "lock", "locker2") assert_raises(ObjectNotFound, self.ioctx.unlock, "foo", "lock", "locker1") assert_raises(ObjectNotFound, self.ioctx.unlock, "foo", "lock", "locker2") def test_execute(self): self.ioctx.write("foo", b"") # ensure object exists ret, buf = self.ioctx.execute("foo", "hello", "say_hello", b"") eq(buf, b"Hello, world!") ret, buf = self.ioctx.execute("foo", "hello", "say_hello", b"nose") eq(buf, b"Hello, nose!") def test_aio_execute(self): count = [0] retval = [None] lock = threading.Condition() def cb(_, buf): with lock: if retval[0] is None: retval[0] = buf count[0] += 1 lock.notify() self.ioctx.write("foo", b"") # ensure object exists comp = self.ioctx.aio_execute("foo", "hello", "say_hello", b"", 32, cb, cb) comp.wait_for_complete() with lock: while count[0] < 2: lock.wait() eq(comp.get_return_value(), 13) eq(retval[0], b"Hello, world!") retval[0] = None comp = self.ioctx.aio_execute("foo", "hello", "say_hello", b"nose", 32, cb, cb) comp.wait_for_complete() with lock: while count[0] < 4: lock.wait() eq(comp.get_return_value(), 12) eq(retval[0], b"Hello, nose!") [i.remove() for i in self.ioctx.list_objects()] def test_applications(self): cmd = {"prefix":"osd dump", "format":"json"} ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'') eq(ret, 0) assert len(buf) > 0 release = json.loads(buf.decode("utf-8")).get("require_osd_release", None) if not release or release[0] < 'l': raise SkipTest eq([], self.ioctx.application_list()) self.ioctx.application_enable("app1") assert_raises(Error, self.ioctx.application_enable, "app2") self.ioctx.application_enable("app2", True) assert_raises(Error, self.ioctx.application_metadata_list, "dne") eq([], self.ioctx.application_metadata_list("app1")) assert_raises(Error, self.ioctx.application_metadata_set, "dne", "key", "key") self.ioctx.application_metadata_set("app1", "key1", "val1") self.ioctx.application_metadata_set("app1", "key2", "val2") self.ioctx.application_metadata_set("app2", "key1", "val1") eq([("key1", "val1"), ("key2", "val2")], self.ioctx.application_metadata_list("app1")) self.ioctx.application_metadata_remove("app1", "key1") eq([("key2", "val2")], self.ioctx.application_metadata_list("app1")) class TestObject(object): def setUp(self): self.rados = Rados(conffile='') self.rados.connect() self.rados.create_pool('test_pool') assert self.rados.pool_exists('test_pool') self.ioctx = self.rados.open_ioctx('test_pool') self.ioctx.write('foo', b'bar') self.object = Object(self.ioctx, 'foo') def tearDown(self): self.ioctx.close() self.ioctx = None self.rados.delete_pool('test_pool') self.rados.shutdown() self.rados = None def test_read(self): eq(self.object.read(3), b'bar') eq(self.object.read(100), b'') def test_seek(self): self.object.write(b'blah') self.object.seek(0) eq(self.object.read(4), b'blah') self.object.seek(1) eq(self.object.read(3), b'lah') def test_write(self): self.object.write(b'barbaz') self.object.seek(0) eq(self.object.read(3), b'bar') eq(self.object.read(3), b'baz') class TestCommand(object): def setUp(self): self.rados = Rados(conffile='') self.rados.connect() def tearDown(self): self.rados.shutdown() def test_monmap_dump(self): # check for success and some plain output with epoch in it cmd = {"prefix":"mon dump"} ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30) eq(ret, 0) assert len(buf) > 0 assert(b'epoch' in buf) # JSON, and grab current epoch cmd['format'] = 'json' ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30) eq(ret, 0) assert len(buf) > 0 d = json.loads(buf.decode("utf-8")) assert('epoch' in d) epoch = d['epoch'] # assume epoch + 1000 does not exist; test for ENOENT cmd['epoch'] = epoch + 1000 ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30) eq(ret, -errno.ENOENT) eq(len(buf), 0) del cmd['epoch'] # send to specific target by name target = d['mons'][0]['name'] print(target) ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30, target=target) eq(ret, 0) assert len(buf) > 0 d = json.loads(buf.decode("utf-8")) assert('epoch' in d) # and by rank target = d['mons'][0]['rank'] print(target) ret, buf, errs = self.rados.mon_command(json.dumps(cmd), b'', timeout=30, target=target) eq(ret, 0) assert len(buf) > 0 d = json.loads(buf.decode("utf-8")) assert('epoch' in d) def test_osd_bench(self): cmd = dict(prefix='bench', size=4096, count=8192) ret, buf, err = self.rados.osd_command(0, json.dumps(cmd), b'', timeout=30) eq(ret, 0) assert len(err) > 0 out = json.loads(err) eq(out['blocksize'], cmd['size']) eq(out['bytes_written'], cmd['count']) def test_ceph_osd_pool_create_utf8(self): if _python2: # Use encoded bytestring poolname = b"\351\273\205" else: poolname = "\u9ec5" cmd = {"prefix": "osd pool create", "pg_num": 16, "pool": poolname} ret, buf, out = self.rados.mon_command(json.dumps(cmd), b'') eq(ret, 0) assert len(out) > 0 eq(u"pool '\u9ec5' created", out)