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rpc_test.lua
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rpc_test.lua
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local t = require('luatest')
local fun = require('fun')
local treegen = require('test.treegen')
local server = require('test.luatest_helpers.server')
local helpers = require('test.config-luatest.helpers')
local g = helpers.group()
g.test_connect = function(g)
local dir = treegen.prepare_directory(g, {}, {})
local config = [[
credentials:
users:
guest:
roles: [super]
myuser:
password: "secret"
roles: [replication]
privileges:
- permissions: [execute]
universe: true
iproto:
listen:
- uri: 'unix/:./{{ instance_name }}.iproto'
advertise:
peer:
login: 'myuser'
groups:
group-001:
replicasets:
replicaset-001:
instances:
instance-001:
database:
mode: rw
instance-002: {}
replicaset-002:
instances:
instance-003:
database:
mode: rw
instance-004: {}
replicaset-003:
instances:
instance-005: {}
]]
treegen.write_script(dir, 'config.yaml', config)
local opts = {
env = {LUA_PATH = os.environ()['LUA_PATH']},
config_file = 'config.yaml',
chdir = dir,
}
g.server_1 = server:new(fun.chain(opts, {alias = 'instance-001'}):tomap())
g.server_2 = server:new(fun.chain(opts, {alias = 'instance-002'}):tomap())
g.server_3 = server:new(fun.chain(opts, {alias = 'instance-003'}):tomap())
g.server_4 = server:new(fun.chain(opts, {alias = 'instance-004'}):tomap())
-- The instance-005 instance is not started to check if the correct error
-- is returned.
g.server_1:start({wait_until_ready = false})
g.server_2:start({wait_until_ready = false})
g.server_3:start({wait_until_ready = false})
g.server_4:start({wait_until_ready = false})
g.server_1:wait_until_ready()
g.server_2:wait_until_ready()
g.server_3:wait_until_ready()
g.server_4:wait_until_ready()
-- Make sure module pool is working.
local function check_conn()
local connpool = require('experimental.connpool')
local conn1 = connpool.connect('instance-001')
local conn2 = connpool.connect('instance-002')
local conn3 = connpool.connect('instance-003')
local conn4 = connpool.connect('instance-004')
-- Make sure connections are active.
t.assert_equals(conn1.state, 'active')
t.assert_equals(conn2.state, 'active')
t.assert_equals(conn3.state, 'active')
t.assert_equals(conn4.state, 'active')
-- Make sure connections are working.
t.assert_equals(conn1:eval('return box.info.name'), 'instance-001')
t.assert_equals(conn2:eval('return box.info.name'), 'instance-002')
t.assert_equals(conn3:eval('return box.info.name'), 'instance-003')
t.assert_equals(conn4:eval('return box.info.name'), 'instance-004')
-- Make sure new connections are not created.
t.assert(conn1 == connpool.connect('instance-001'))
t.assert(conn2 == connpool.connect('instance-002'))
t.assert(conn3 == connpool.connect('instance-003'))
t.assert(conn4 == connpool.connect('instance-004'))
local ok, err = pcall(connpool.connect, 'instance-005')
t.assert_not(ok)
t.assert(err:startswith('Unable to connect to instance "instance-005"'))
t.assert(err:endswith('No such file or directory'))
end
g.server_1:exec(check_conn)
g.server_2:exec(check_conn)
g.server_3:exec(check_conn)
g.server_4:exec(check_conn)
end
g.test_filter = function(g)
local dir = treegen.prepare_directory(g, {}, {})
local config = [[
credentials:
users:
guest:
roles: [super]
iproto:
listen:
- uri: 'unix/:./{{ instance_name }}.iproto'
groups:
group-001:
replicasets:
replicaset-001:
instances:
instance-001:
database:
mode: rw
roles: [r1, r2]
labels:
l1: 'one'
l2: 'two'
instance-002:
labels:
l1: 'one'
replicaset-002:
instances:
instance-003:
database:
mode: rw
roles: [r1, r2]
instance-004:
labels:
l1: 'one_one'
l3: 'three'
roles: [r1]
]]
treegen.write_script(dir, 'config.yaml', config)
local role = string.dump(function()
return {
stop = function() end,
apply = function() end,
validate = function() end,
}
end)
treegen.write_script(dir, 'r1.lua', role)
treegen.write_script(dir, 'r2.lua', role)
local opts = {
env = {LUA_PATH = os.environ()['LUA_PATH']},
config_file = 'config.yaml',
chdir = dir,
}
g.server_1 = server:new(fun.chain(opts, {alias = 'instance-001'}):tomap())
g.server_2 = server:new(fun.chain(opts, {alias = 'instance-002'}):tomap())
g.server_3 = server:new(fun.chain(opts, {alias = 'instance-003'}):tomap())
g.server_4 = server:new(fun.chain(opts, {alias = 'instance-004'}):tomap())
g.server_1:start({wait_until_ready = false})
g.server_2:start({wait_until_ready = false})
g.server_3:start({wait_until_ready = false})
g.server_4:start({wait_until_ready = false})
g.server_1:wait_until_ready()
g.server_2:wait_until_ready()
g.server_3:wait_until_ready()
g.server_4:wait_until_ready()
local function check()
local connpool = require('experimental.connpool')
local exp = {"instance-001", "instance-004", "instance-003"}
local opts = {roles = {'r1'}}
t.assert_items_equals(connpool.filter(opts), exp)
exp = {"instance-001", "instance-003"}
opts = {roles = {'r1', 'r2'}}
t.assert_items_equals(connpool.filter(opts), exp)
exp = {"instance-001", "instance-002"}
opts = {labels = {l1 = 'one'}}
t.assert_items_equals(connpool.filter(opts), exp)
exp = {"instance-001"}
opts = {labels = {l1 = 'one', l2 = 'two'}}
t.assert_items_equals(connpool.filter(opts), exp)
exp = {"instance-004"}
opts = {labels = {l1 = 'one_one'}, roles = {'r1'}}
t.assert_items_equals(connpool.filter(opts), exp)
exp = {}
opts = {labels = {l1 = 'one_one', l2 = 'two'}, roles = {'r1'}}
t.assert_items_equals(connpool.filter(opts), exp)
exp = {"instance-001", "instance-002", "instance-003", "instance-004"}
t.assert_items_equals(connpool.filter(), exp)
end
g.server_1:exec(check)
g.server_2:exec(check)
g.server_3:exec(check)
g.server_4:exec(check)
end
g.test_call = function(g)
local dir = treegen.prepare_directory(g, {}, {})
local config = [[
credentials:
users:
guest:
roles: [super]
iproto:
listen:
- uri: 'unix/:./{{ instance_name }}.iproto'
groups:
group-001:
replicasets:
replicaset-001:
instances:
instance-001:
roles: [one]
database:
mode: rw
labels:
l1: 'first'
l2: 'second'
instance-002: {}
replicaset-002:
instances:
instance-003:
roles: [one]
database:
mode: rw
labels:
l2: 'second'
instance-004:
roles: [one]
labels:
l1: 'first'
l3: 'second'
]]
treegen.write_script(dir, 'config.yaml', config)
local role = string.dump(function()
local function f1()
return box.info.name
end
local function f2(a, b, c)
return a + b * c
end
rawset(_G, 'f1', f1)
rawset(_G, 'f2', f2)
return {
stop = function() end,
apply = function() end,
validate = function() end,
}
end)
treegen.write_script(dir, 'one.lua', role)
local opts = {
env = {LUA_PATH = os.environ()['LUA_PATH']},
config_file = 'config.yaml',
chdir = dir,
}
g.server_1 = server:new(fun.chain(opts, {alias = 'instance-001'}):tomap())
g.server_2 = server:new(fun.chain(opts, {alias = 'instance-002'}):tomap())
g.server_3 = server:new(fun.chain(opts, {alias = 'instance-003'}):tomap())
g.server_4 = server:new(fun.chain(opts, {alias = 'instance-004'}):tomap())
g.server_1:start({wait_until_ready = false})
g.server_2:start({wait_until_ready = false})
g.server_3:start({wait_until_ready = false})
g.server_4:start({wait_until_ready = false})
g.server_1:wait_until_ready()
g.server_2:wait_until_ready()
g.server_3:wait_until_ready()
g.server_4:wait_until_ready()
-- Make sure module pool is working.
local function check()
local connpool = require('experimental.connpool')
local opts = {
labels = {l1 = 'first'},
roles = {'one'},
}
local candidates = connpool.filter(opts)
local is_candidate = false
for _, candidate_name in ipairs(candidates) do
is_candidate = is_candidate or candidate_name == box.info.name
end
t.assert(not is_candidate or box.info.name == 'instance-001' or
box.info.name == 'instance-004')
if is_candidate then
t.assert(opts.prefer_local == nil)
t.assert_equals(connpool.call('f1', nil, opts), box.info.name)
opts.prefer_local = true
t.assert_equals(connpool.call('f1', nil, opts), box.info.name)
else
t.assert(opts.prefer_local == nil)
t.assert_items_include(candidates, {connpool.call('f1', nil, opts)})
opts.prefer_local = true
t.assert_items_include(candidates, {connpool.call('f1', nil, opts)})
end
t.assert_equals(connpool.call('f2', {1,2,3}, {roles = {'one'}}), 7)
end
g.server_1:exec(check)
g.server_2:exec(check)
g.server_3:exec(check)
g.server_4:exec(check)
end