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
|
#!/usr/bin/env python
import uuid
import sys
from charmhelpers.core.hookenv import (
Hooks,
UnregisteredHookError,
config,
log,
relation_get,
related_units,
relation_ids,
status_set,
relation_set,
leader_set,
leader_get,
is_leader,
relation_id,
)
from charmhelpers.fetch import (
apt_install,
apt_upgrade,
apt_update
)
from contrail_analyticsdb_utils import (
update_charm_status,
CONTAINER_NAME,
)
from common_utils import (
get_ip,
fix_hostname,
)
from docker_utils import (
add_docker_repo,
DOCKER_PACKAGES,
is_container_launched,
)
PACKAGES = []
hooks = Hooks()
config = config()
@hooks.hook("install.real")
def install():
status_set('maintenance', 'Installing...')
# TODO: try to remove this call
fix_hostname()
apt_upgrade(fatal=True, dist=True)
add_docker_repo()
apt_update(fatal=False)
apt_install(PACKAGES + DOCKER_PACKAGES, fatal=True)
update_charm_status()
@hooks.hook("leader-elected")
def leader_elected():
if not leader_get("db_user"):
user = "analytics"
password = uuid.uuid4().hex
leader_set(db_user=user, db_password=password)
_update_relation()
update_charm_status()
@hooks.hook("leader-settings-changed")
def leader_settings_changed():
update_charm_status()
@hooks.hook("config-changed")
def config_changed():
if config.changed("control-network"):
settings = {'private-address': get_ip()}
rnames = ("contrail-analyticsdb", "analyticsdb-cluster")
for rname in rnames:
for rid in relation_ids(rname):
relation_set(relation_id=rid, relation_settings=settings)
update_charm_status()
def _update_relation(rid=None):
db_user = leader_get("db_user")
db_password = leader_get("db_password")
if not db_user or not db_password:
return
settings = {
"db-user": db_user,
"db-password": db_password
}
if rid:
relation_set(relation_id=rid, relation_settings=settings)
return
for rid in relation_ids("contrail-analyticsdb"):
relation_set(relation_id=rid, relation_settings=settings)
@hooks.hook("contrail-analyticsdb-relation-joined")
def analyticsdb_joined():
settings = {'private-address': get_ip()}
relation_set(relation_settings=settings)
if is_leader():
_update_relation(rid=relation_id())
def _value_changed(rel_data, rel_key, cfg_key):
if rel_key not in rel_data:
# data is absent in relation. it means that remote charm doesn't
# send it due to lack of information
return
value = rel_data[rel_key]
if value is not None:
config[cfg_key] = value
else:
config.pop(cfg_key, None)
@hooks.hook("contrail-analyticsdb-relation-changed")
def analyticsdb_changed():
data = relation_get()
_value_changed(data, "auth-info", "auth_info")
_value_changed(data, "orchestrator-info", "orchestrator_info")
_value_changed(data, "ssl-ca", "ssl_ca")
_value_changed(data, "ssl-cert", "ssl_cert")
_value_changed(data, "ssl-key", "ssl_key")
# TODO: handle changing of all values
# TODO: set error if orchestrator is changing and container was started
update_charm_status()
@hooks.hook("contrail-analyticsdb-relation-departed")
def analyticsdb_departed():
units = [unit for rid in relation_ids("contrail-controller")
for unit in related_units(rid)]
if not units:
for key in ["auth_info", "orchestrator_info",
"ssl_ca", "ssl_cert", "ssl_key"]:
config.pop(key, None)
if is_container_launched(CONTAINER_NAME):
status_set(
"blocked",
"Container is present but cloud orchestrator was disappeared."
" Please kill container by yourself or restore cloud orchestrator.")
update_charm_status()
@hooks.hook("analyticsdb-cluster-relation-joined")
def analyticsdb_cluster_joined():
settings = {'private-address': get_ip()}
relation_set(relation_settings=settings)
@hooks.hook("update-status")
def update_status():
update_charm_status(update_config=False)
@hooks.hook("upgrade-charm")
def upgrade_charm():
# NOTE: image can not be deleted if container is running.
# TODO: so think about killing the container
# NOTE: this hook can be fired when either resource changed or charm code
# changed. so if code was changed then we may need to update config
update_charm_status()
def main():
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
log("Unknown hook {} - skipping.".format(e))
if __name__ == "__main__":
main()
|
