aboutsummaryrefslogtreecommitdiffstats
path: root/selftest/resource_test/resource_test.py
blob: f793a425887efa7b50ac16db61241e85c8165c29 (plain)
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
#!/usr/bin/env python3

import tempfile
import os
import sys
import pprint
import shutil
import atexit
import time
import threading
import _prep
from osmo_gsm_tester.core import config, log, util, resource
from osmo_gsm_tester.core.schema import generate_schemas

workdir = util.get_tempdir()

# override config locations to make sure we use only the test conf
config.override_conf = os.path.join(os.path.dirname(sys.argv[0]), 'conf', 'paths.conf')

log.get_process_id = lambda: '123-1490837279'

# Generate supported schemas dynamically from objects:
generate_schemas()

print('- expect solutions:')
pprint.pprint(
    resource.solve([ [0, 1, 2],
                     [0, 1, 2],
                     [0, 1, 2] ]) )
pprint.pprint(
    resource.solve([ [0, 1, 2],
                     [0, 1],
                     [0, 2] ]) ) # == [0, 1, 2]
pprint.pprint(
    resource.solve([ [0, 1, 2],
                     [0],
                     [0, 2] ]) ) # == [1, 0, 2]
pprint.pprint(
    resource.solve([ [0, 1, 2],
                     [2],
                     [0, 2] ]) ) # == [1, 2, 0]

print('- expect failure to solve:')
try:
    resource.solve([ [0, 2],
                     [2],
                     [0, 2] ])
    assert False
except resource.NotSolvable as e:
    print(e)

print('- test removing a Resources list from itself')
try:
    r = resource.Resources({ 'k': [ {'a': 1, 'b': 2}, {'a': 3, 'b': 4}, ],
                             'i': [ {'c': 1, 'd': 2}, {'c': 3, 'd': 4}, ] })
    r.drop(r)
    assert False
except RuntimeError as e:
    print('ok, caused exception RuntimeError: %s' % str(e))

print('- test removing a Resources list from one with the same list in it')
r = resource.Resources({ 'k': [ {'a': 1, 'b': 2}, {'a': 3, 'b': 4}, ],
                         'i': [ {'c': 1, 'd': 2}, {'c': 3, 'd': 4}, ] })
r.drop({ 'k': r.get('k'), 'i': r.get('i') })
assert not r

print('- test resources config and state dir:')
resources_conf = os.path.join(_prep.script_dir, 'resource_test', 'etc',
                              'resources.conf')

state_dir = config.get_state_dir()
rrfile = state_dir.child(resource.RESERVED_RESOURCES_FILE)

pool = resource.ResourcesPool()

print('*** all resources:')
pprint.pprint(pool.all_resources)
print('*** end: all resources\n')

print('- request some resources')
want = {
       'ip_address': [ { 'times': 1 } ],
       'bts': [ { 'type': 'osmo-bts-sysmo', 'times': 1 , 'ciphers': ['a5_1']}, { 'type': 'osmo-bts-trx', 'times': 1 } ],
       'modem': [ { 'times': 2 , 'ciphers': ['a5_0', 'a5_1']} ],
     }
modifiers = {
    'bts': [ {}, {'num_trx': 2 }],
}
origin = log.Origin(None, 'testowner')

resources = pool.reserve(origin, config.replicate_times(want), config.replicate_times(modifiers))

print('~~~ currently reserved:')
with open(rrfile, 'r') as f:
    print(f.read())
print('~~~ end: currently reserved\n')

print('~~~ with modifiers:')
print(repr(resources))
print('~~~ end: with modifiers:')

resources.free()

print('~~~ currently reserved:')
with open(rrfile, 'r') as f:
    print(f.read())
print('~~~ end: currently reserved\n')

print('- item_matches:')
superset = { 'hello': 'world', 'foo': 'bar', 'ordered_list': [{'xkey': 'xvalue'},{'ykey': 'yvalue'}], 'unordered_list_set': [1, 2, 3]}

subset =  { 'foo': 'bar', 'ordered_list': [{'xkey': 'xvalue'},{'ykey': 'yvalue'}], 'unordered_list_set': [2, 1] }
if resource.item_matches(superset, subset):
    print('1st subset matches correctly, pass')

subset =  { 'ordered_list': [{},{'ykey': 'yvalue'}], 'unordered_list_set': [] }
if resource.item_matches(superset, subset):
    print('2nd subset matches correctly, pass')

subset =  { 'ordered_list': [{'ykey': 'yvalue'}, {'xkey': 'xvalue'}] }
if not resource.item_matches(superset, subset):
    print('3rd subset should not match, pass')

subset =  { 'ordered_list': [{'xkey': 'xvalue'}, {'ykey': 'yvalue'}, {'zkey': 'zvalue'}] }
if not resource.item_matches(superset, subset):
    print('3rd subset should not match, pass')

subset =  { 'unordered_list_set': [4] }
if not resource.item_matches(superset, subset):
    print('4th subset should not match, pass')

print('*** concurrent allocation:')
origin1 = log.Origin(None, 'testowner1')
origin2 = log.Origin(None, 'testowner2')
# We disable dbg() for second thread since FileWatch output result is
# non-deterministic, since sometimes 1 Modiffied event is triggered, sometimes 2.
origin1.dbg = origin2.dbg = lambda obj, *messages, _src=3, **named_items: None
resources2 = None
def second_ogt_instance():
    # should block here until "resources" are freed.
    print('- 2nd instance reserve() start')
    resources2 = pool.reserve(origin2, config.replicate_times(want), config.replicate_times(modifiers))
    print('- 2nd instance reserve() done')
    resources2.free()
resources = pool.reserve(origin1, config.replicate_times(want), config.replicate_times(modifiers))
th = threading.Thread(target=second_ogt_instance)
th.start()
time.sleep(1.0)
print('- 1st instance free()')
resources.free()
th.join()
print('*** end: concurrent allocation')

# vim: expandtab tabstop=4 shiftwidth=4