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import asyncio
import base64
import struct
import pytest
from packaging import version
import consul
import consul.aio
import consul.check
Check = consul.check.Check
@pytest.fixture
async def consul_obj(consul_port):
consul_port, consul_version = consul_port
c = consul.aio.Consul(port=consul_port)
yield c, consul_version
await c.close()
@pytest.fixture
async def consul_acl_obj(acl_consul):
consul, token, consul_version = acl_consul
consul.token = token
yield consul, consul_version
await consul.close()
class TestAsyncioConsul:
async def test_kv(self, consul_obj) -> None:
c, _consul_version = consul_obj
_index, data = await c.kv.get("foo")
assert data is None
response = await c.kv.put("foo", "bar")
assert response is True
_index, data = await c.kv.get("foo")
assert data["Value"] == b"bar"
async def test_consul_ctor(self, consul_obj) -> None:
c, _consul_version = consul_obj
await c.kv.put("foo", struct.pack("i", 1000))
_index, data = await c.kv.get("foo")
assert struct.unpack("i", data["Value"]) == (1000,)
async def test_kv_binary(self, consul_obj) -> None:
c, _consul_version = consul_obj
await c.kv.put("foo", struct.pack("i", 1000))
_index, data = await c.kv.get("foo")
assert struct.unpack("i", data["Value"]) == (1000,)
async def test_kv_missing(self, consul_obj) -> None:
c, _consul_version = consul_obj
async def put() -> None:
await asyncio.sleep(2.0 / 100)
await c.kv.put("foo", "bar")
fut = asyncio.ensure_future(put())
await c.kv.put("index", "bump")
index, data = await c.kv.get("foo")
assert data is None
index, data = await c.kv.get("foo", index=index)
assert data["Value"] == b"bar"
await fut
await c.close()
async def test_kv_put_flags(self, consul_obj) -> None:
c, _consul_version = consul_obj
await c.kv.put("foo", "bar")
_index, data = await c.kv.get("foo")
assert data["Flags"] == 0
response = await c.kv.put("foo", "bar", flags=50)
assert response is True
_index, data = await c.kv.get("foo")
assert data["Flags"] == 50
async def test_kv_delete(self, consul_obj) -> None:
c, _consul_version = consul_obj
await c.kv.put("foo1", "1")
await c.kv.put("foo2", "2")
await c.kv.put("foo3", "3")
_index, data = await c.kv.get("foo", recurse=True)
assert [x["Key"] for x in data] == ["foo1", "foo2", "foo3"]
response = await c.kv.delete("foo2")
assert response is True
_index, data = await c.kv.get("foo", recurse=True)
assert [x["Key"] for x in data] == ["foo1", "foo3"]
response = await c.kv.delete("foo", recurse=True)
assert response is True
_index, data = await c.kv.get("foo", recurse=True)
assert data is None
async def test_kv_subscribe(self, consul_obj) -> None:
c, _consul_version = consul_obj
async def put() -> None:
await asyncio.sleep(1.0 / 100)
response = await c.kv.put("foo", "bar")
assert response is True
fut = asyncio.ensure_future(put())
index, data = await c.kv.get("foo")
assert data is None
index, data = await c.kv.get("foo", index=index)
assert data["Value"] == b"bar"
await fut
async def test_transaction(self, consul_obj) -> None:
c, _consul_version = consul_obj
value = base64.b64encode(b"1").decode("utf8")
d = {"KV": {"Verb": "set", "Key": "asdf", "Value": value}}
r = await c.txn.put([d])
assert r["Errors"] is None
d = {"KV": {"Verb": "get", "Key": "asdf"}}
r = await c.txn.put([d])
assert r["Results"][0]["KV"]["Value"] == value
async def test_agent_services(self, consul_obj) -> None:
c, _consul_version = consul_obj
EXPECTED = {
"v1": {
"foo": {
"Port": 0,
"ID": "foo",
"CreateIndex": 0,
"ModifyIndex": 0,
"EnableTagOverride": False,
"Service": "foo",
"Tags": [],
"Meta": {},
"Address": "",
}
},
"v2": {
"foo": {
"Address": "",
"Datacenter": "dc1",
"EnableTagOverride": False,
"ID": "foo",
"Meta": {},
"Port": 0,
"Service": "foo",
"Tags": [],
"Weights": {"Passing": 1, "Warning": 1},
}
},
}
expected = EXPECTED["v1"]
if version.parse(_consul_version) >= version.parse("1.13.8"):
expected = EXPECTED["v2"]
services = await c.agent.services()
assert services == {}
response = await c.agent.service.register("foo")
assert response is True
services = await c.agent.services()
assert services == expected
response = await c.agent.service.deregister("foo")
assert response is True
services = await c.agent.services()
assert services == {}
# async def test_catalog(self, acl_consul):
# port, token, _consul_version = acl_consul
# if should_skip(_consul_version, "<", "1.11.0"):
# pytest.skip("Endpoint /v1/acl/create for the legacy ACL system was removed in Consul 1.11.")
#
# c = consul.aio.Consul(port=port, token=token)
#
# async def register():
# await asyncio.sleep(1.0 / 100)
# response = await c.catalog.register("n1", "10.1.10.11")
# assert response is True
# await asyncio.sleep(500 / 1000.0)
# response = await c.catalog.deregister("n1")
# assert response is True
#
# fut = asyncio.ensure_future(register())
# index, nodes = await c.catalog.nodes()
# assert len(nodes) == 1
# current = nodes[0]
#
# index, nodes = await c.catalog.nodes(index=index)
# nodes.remove(current)
# assert [x["Node"] for x in nodes] == ["n1"]
#
# index, nodes = await c.catalog.nodes(index=index)
# nodes.remove(current)
# assert [x["Node"] for x in nodes] == []
# await fut
async def test_session(self, consul_obj) -> None:
c, _consul_version = consul_obj
async def register() -> None:
await asyncio.sleep(1.0 / 100)
session_id = await c.session.create()
await asyncio.sleep(50 / 1000.0)
response = await c.session.destroy(session_id)
assert response is True
fut = asyncio.ensure_future(register())
index, services = await c.session.list()
assert services == []
await asyncio.sleep(20 / 1000.0)
index, services = await c.session.list(index=index)
assert len(services)
index, services = await c.session.list(index=index)
assert services == []
await fut
# async def test_acl_old(self, acl_consul):
# port, token, _consul_version = acl_consul
# if should_skip(_consul_version, "<", "1.11.0"):
# pytest.skip("Endpoint /v1/acl/create for the legacy ACL system was removed in Consul 1.11.")
#
# c = consul.aio.Consul(port=port, token=token)
#
# rules = """
# key "" {
# policy = "read"
# }
# key "private/" {
# policy = "deny"
# }
# """
#
# token = await c.acl.create(rules=rules)
#
# with pytest.raises(consul.ACLPermissionDenied):
# await c.acl.list(token=token)
#
# destroyed = await c.acl.destroy(token)
# assert destroyed is True
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