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Move join logic to a function #3

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Move join logic to a function #3

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20 changes: 12 additions & 8 deletions mem3_helper.py
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Original file line number Diff line number Diff line change
Expand Up @@ -30,24 +30,28 @@ def discover_peers(service_record):
# but not sure of a more official answer
return [rdata.target.to_text()[:-1] for rdata in answers]

def join_node(name):
creds = (os.getenv("COUCHDB_USER"), os.getenv("COUCHDB_PASSWORD"))
uri = "http://127.0.0.1:5986/_nodes/couchdb@{0}".format(name)
doc = {}
if creds[0] and creds[1]:
resp = requests.put(uri, data=json.dumps(doc), auth=creds)
else:
resp = requests.put(uri, data=json.dumps(doc))
return resp

@backoff.on_exception(
backoff.expo,
requests.exceptions.ConnectionError,
max_tries=10
)
def connect_the_dots(names):
creds = (os.getenv("COUCHDB_USER"), os.getenv("COUCHDB_PASSWORD"))
for name in names:
uri = "http://127.0.0.1:5986/_nodes/couchdb@{0}".format(name)
doc = {}
if creds[0] and creds[1]:
resp = requests.put(uri, data=json.dumps(doc), auth=creds)
else:
resp = requests.put(uri, data=json.dumps(doc))
resp = join_node(name)
while resp.status_code == 404:
print('Waiting for _nodes DB to be created ...')
time.sleep(5)
resp = requests.put(uri, data=json.dumps(doc))
resp = join_node(name)
print('Adding cluster member', name, resp.status_code)

def sleep_forever():
Expand Down