1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
|
import os
import shlex
import sys
from ast import literal_eval
from collections import deque
import yaml
from gevent import socket
from lib.admin_connection import AdminAsyncConnection
class Namespace(object):
pass
class LuaPreprocessorException(Exception):
def __init__(self, val):
super(LuaPreprocessorException, self).__init__()
self.value = val
def __str__(self):
return "lua preprocessor error: " + repr(self.value)
class TestState(object):
def __init__(self, suite_ini, default_server, create_server, params = {}):
self.delimiter = ''
self.suite_ini = suite_ini
self.environ = Namespace()
self.operation = False
self.create_server = create_server
self.servers = { 'default': default_server }
self.connections = {}
self.run_params = params
if default_server is not None:
self.connections = { 'default': default_server.admin }
# curcon is an array since we may have many connections
self.curcon = [self.connections['default']]
nmsp = Namespace()
setattr(nmsp, 'admin', default_server.admin.uri)
setattr(nmsp, 'listen', default_server.iproto.uri)
setattr(self.environ, 'default', nmsp)
def parse_preprocessor(self, string):
token_store = deque()
lexer = shlex.shlex(string)
lexer.commenters = []
token = lexer.get_token()
if not token:
return
if token == 'setopt':
option = lexer.get_token()
if not option:
raise LuaPreprocessorException("Wrong token for setopt: expected option name")
value = lexer.get_token()
if not value:
raise LuaPreprocessorException("Wrong token for setopt: expected option value")
return self.options(option, value)
elif token == 'eval':
name = lexer.get_token()
expr = lexer.get_token()
# token format: eval <server name> "<expr>"
return self.lua_eval(name, expr[1:-1])
elif token == 'wait_lsn':
waiter = lexer.get_token()
master = lexer.get_token()
return self.wait_lsn(waiter, master)
elif token == 'switch':
server = lexer.get_token()
return self.switch(server)
elif token == 'config':
var_name = lexer.get_token()
return self.run_params
token_store.append(token)
token = lexer.get_token()
if token == 'server':
stype = token_store.popleft()
sname = lexer.get_token()
if not sname:
raise LuaPreprocessorException("Wrong token for server: expected name")
options = {}
temp = lexer.get_token()
if not temp:
pass
elif temp == 'with':
while True:
k = lexer.get_token()
if not k:
break
v = lexer.get_token()
if v == '=':
v = lexer.get_token()
options[k] = v
lexer.get_token()
else:
raise LuaPreprocessorException("Wrong token for server: expected 'with', got " + repr(temp))
return self.server(stype, sname, options)
elif token == 'connection':
ctype = token_store.popleft()
cname = [lexer.get_token()]
if not cname[0]:
raise LuaPreprocessorException("Wrong token for connection: expected name")
cargs = None
temp = lexer.get_token()
if temp == 'to':
cargs = lexer.get_token()
elif temp == ',':
while True:
a = lexer.get_token()
if not a:
break
if a == ',':
continue
cname.append(a)
elif temp:
raise LuaPreprocessorException("Wrong token for server: expected 'to' or ',', got " + repr(temp))
return self.connection(ctype, cname, cargs)
elif token == 'filter':
ftype = token_store.popleft()
ref = None
ret = None
temp = lexer.get_token()
if temp:
ref = temp
if not temp:
raise LuaPreprocessorException("Wrong token for filter: expected filter1")
if lexer.get_token() != 'to':
raise LuaPreprocessorException("Wrong token for filter: expected 'to', got {0}".format(repr(temp)))
temp = lexer.get_token()
if not temp:
raise LuaPreprocessorException("Wrong token for filter: expected filter2")
ret = temp
return self.filter(ftype, ref, ret)
elif token == 'variable':
ftype = token_store.popleft()
ref = lexer.get_token()
temp = lexer.get_token()
if temp != 'to':
raise LuaPreprocessorException("Wrong token for filter: exptected 'to', got {0}".format(repr(temp)))
ret = lexer.get_token()
return self.variable(ftype, ref, ret)
else:
raise LuaPreprocessorException("Wrong command: "+repr(lexer.instream.getvalue()))
def options(self, key, value):
if key == 'delimiter':
self.delimiter = value[1:-1]
else:
raise LuaPreprocessorException("Wrong option: "+repr(key))
def server_start(self, ctype, sname, opts):
if sname not in self.servers:
raise LuaPreprocessorException('Can\'t start nonexistent server '+repr(sname))
self.servers[sname].start(silent=True)
self.connections[sname] = self.servers[sname].admin
try:
self.connections[sname]('return true', silent=True)
except socket.error as e:
LuaPreprocessorException('Can\'t start server '+repr(sname))
def server_stop(self, ctype, sname, opts):
if sname not in self.servers:
raise LuaPreprocessorException('Can\'t stop nonexistent server '+repr(sname))
self.connections[sname].disconnect()
self.connections.pop(sname)
self.servers[sname].stop()
def server_create(self, ctype, sname, opts):
if sname in self.servers:
raise LuaPreprocessorException('Server {0} already exists'.format(repr(sname)))
temp = self.create_server()
temp.name = sname
for flag in ['wait', 'wait_load']:
opts[flag] = bool(literal_eval(opts.get(flag, '1')))
if 'need_init' in opts:
temp.need_init = True if opts['need_init'] == 'True' else False
if 'script' in opts:
temp.script = opts['script'][1:-1]
if 'lua_libs' in opts:
temp.lua_libs = opts['lua_libs'][1:-1].split(' ')
temp.rpl_master = None
if 'rpl_master' in opts:
temp.rpl_master = self.servers[opts['rpl_master']]
temp.vardir = self.suite_ini['vardir']
temp.inspector_port = int(self.suite_ini.get(
'inspector_port', temp.DEFAULT_INSPECTOR
))
self.servers[sname] = temp
if 'workdir' not in opts:
self.servers[sname].deploy(silent=True, **opts)
else:
copy_from = opts['workdir']
copy_to = self.servers[sname].name
self.servers[sname].install(silent=True)
os.system('rm -rf %s/%s' % (
self.servers[sname].vardir, copy_to
))
os.system('cp -r %s %s/%s' % (
copy_from,
self.servers[sname].vardir,
copy_to
))
nmsp = Namespace()
setattr(nmsp, 'admin', temp.admin.port)
setattr(nmsp, 'listen', temp.iproto.port)
if temp.rpl_master:
setattr(nmsp, 'master', temp.rpl_master.iproto.port)
setattr(self.environ, sname, nmsp)
def server_deploy(self, ctype, sname, opts):
self.servers[sname].deploy()
def server_cleanup(self, ctype, sname, opts):
if sname not in self.servers:
raise LuaPreprocessorException('Can\'t cleanup nonexistent server '+repr(sname))
self.servers[sname].cleanup()
if sname != 'default':
if hasattr(self.environ, sname):
delattr(self.environ, sname)
else:
self.servers[sname].install(silent=True)
def server_delete(self, ctype, sname, opts):
if sname not in self.servers:
raise LuaPreprocessorException('Can\'t cleanup nonexistent server '+repr(sname))
self.servers[sname].cleanup()
if sname != 'default':
if hasattr(self.environ, sname):
delattr(self.environ, sname)
del self.servers[sname]
def switch(self, server):
self.lua_eval(server, "env=require('test_run')", silent=True)
self.lua_eval(
server, "test_run=env.new()", silent=True
)
return self.connection('set', [server, ], None)
def server_restart(self, ctype, sname, opts):
# self restart from lua with proxy
if 'proxy' not in self.servers:
self.server_create(
'create', 'proxy', {'script': '"box/proxy.lua"'}
)
self.server_start('start', 'proxy', {})
self.switch('proxy')
# restart real server and switch back
self.server_stop(ctype, sname, opts)
if 'cleanup' in opts:
self.server_cleanup(ctype, sname, opts)
self.server_deploy(ctype, sname, opts)
self.server_start(ctype, sname, opts)
self.switch(sname)
# remove proxy
self.server_stop('stop', 'proxy', {})
def server(self, ctype, sname, opts):
attr = 'server_%s' % ctype
if hasattr(self, attr):
getattr(self, attr)(ctype, sname, opts)
else:
raise LuaPreprocessorException(
'Unknown command for server: %s' % ctype
)
def wait_lsn(self, waiter, master):
if waiter not in self.servers:
raise LuaPreprocessorException('Can\'t start nonexistent server %s' % repr(waiter))
if master not in self.servers:
raise LuaPreprocessorException('Can\'t start nonexistent server %s' % repr(master))
replica = self.servers[waiter]
wait_for = self.servers[master]
master_id = wait_for.get_param('server')['id']
lsn = wait_for.get_lsn(master_id)
replica.wait_lsn(master_id, lsn)
def connection(self, ctype, cnames, sname):
# we always get a list of connections as input here
cname = cnames[0]
if ctype == 'create':
if sname not in self.servers:
raise LuaPreprocessorException('Can\'t create connection to nonexistent server '+repr(sname))
if cname in self.connections:
raise LuaPreprocessorException('Connection {0} already exists'.format(repr(cname)))
self.connections[cname] = AdminAsyncConnection('localhost', self.servers[sname].admin.port)
self.connections[cname].connect()
elif ctype == 'drop':
if cname not in self.connections:
raise LuaPreprocessorException('Can\'t drop nonexistent connection '+repr(cname))
self.connections[cname].disconnect()
self.connections.pop(cname)
elif ctype == 'set':
for i in cnames:
if not i in self.connections:
raise LuaPreprocessorException('Can\'t set nonexistent connection '+repr(cname))
self.curcon = [self.connections[i] for i in cnames]
else:
raise LuaPreprocessorException('Unknown command for connection: '+repr(ctype))
def filter(self, ctype, ref, ret):
if ctype == 'push':
sys.stdout.push_filter(ref[1:-1], ret[1:-1])
elif ctype == 'pop':
sys.stdout.pop_filter()
elif ctype == 'clear':
sys.stdout.clear_all_filters()
else:
raise LuaPreprocessorException("Wrong command for filters: " + repr(ctype))
def lua_eval(self, name, expr, silent=True):
self.servers[name].admin.reconnect()
result = self.servers[name].admin(
'%s%s' % (expr, self.delimiter), silent=silent
)
result = yaml.load(result)
if not result:
result = []
return result
def variable(self, ctype, ref, ret):
if ctype == 'set':
self.curcon[0].reconnect()
self.curcon[0](ref+'='+str(eval(ret[1:-1], {}, self.environ.__dict__)), silent=True)
else:
raise LuaPreprocessorException("Wrong command for variables: " + repr(ctype))
def __call__(self, string):
string = string[3:].strip()
self.parse_preprocessor(string)
def cleanup(self):
sys.stdout.clear_all_filters()
# don't stop the default server
self.servers.pop('default')
for k, v in self.servers.iteritems():
v.stop(silent=True)
v.cleanup()
if k in self.connections:
self.connections[k].disconnect()
self.connections.pop(k)
|
