It's time to see our code in action. Be sure to have nsqlookupd
, nsqd
, and mongod
running in separate terminal windows with:
nsqlookupd nsqd --lookupd-tcp-address=127.0.0.1:4160 mongod --dbpath ./db
If you haven't already done so, make sure the twittervotes
program is running too. Then in the counter
folder, build and run our counting program:
go build -o counter ./counter
You should see periodic output describing what work counter
is doing, such as:
No new votes, skipping database update Updating database... map[win:2 happy:2 fail:1] Finished updating database... No new votes, skipping database update Updating database... map[win:3] Finished updating database...
Tip
The output will of course vary since we are actually responding to real live activity on Twitter.
We can see that our program is receiving vote data from NSQ, and reports to be updating the database with the results. We can confirm this by opening the MongoDB shell and querying the poll data to see if the...