local nats = require 'nats'
-- connect to the server
local client = nats.connect({
host = '127.0.0.1',
port = 4222,
})
-- callback function for subscriptions
local function subscribe_callback(payload)
print('Received data: ' .. payload)
end
-- subscribe to a subject
local subscribe_id = client:subscribe('foo', subscribe_callback)
-- wait until 2 messages come
client:wait(2)
-- unsubscribe from the subject
client:unsubscribe(subscribe_id)
local nats = require 'nats'
-- connect to the server
local client = nats.connect({
host = '127.0.0.1',
port = 4222,
})
-- publish to a subject
local subscribe_id = client:publish('foo', 'message to be published')
local nats = require 'nats'
local client = nats.connect({
host = '127.0.0.1',
port = 4222,
})
-- user authentication
local user, password = 'user', 'password'
client:set_auth(user, password)
-- connect to the server
client:connect()