purescript-httpurple/docs/Basics.md
2018-02-24 18:49:45 -08:00

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# HTTPure Basics
This guide is a brief overview of the basics of creating a HTTPure server.
## Creating a Server
To create a server, use `HTTPure.serve` (no SSL) or `HTTPure.serveSecure` (SSL).
Both of these functions take a port number, a router function, and an `Eff` that
will run once the server has booted. The signature of the router function is:
```purescript
forall e. HTTPure.Request -> HTTPure.ResponseM e
```
For more details on routing, see the [Routing guide](./Routing.md). For more
details on responses, see the [Responses guide](./Responses.md). The router can
be composed with middleware; for more details, see the [Middleware
guide](./Middleware.md).
## Non-SSL
You can create an HTTPure server without SSL using `HTTPure.serve`:
```purescript
main :: forall e. HTTPure.ServerM (console :: Console.CONSOLE | e)
main = HTTPure.serve 8080 router $ Console.log "Server up"
```
Most of the [examples](./Examples), besides [the SSL Example](./Examples/SSL),
use this method to create the server.
You can also create a server using a custom
`[HTTP.ListenOptions](http://bit.ly/2G42rLd)` value:
```purescript
main :: forall e. HTTPure.ServerM (console :: Console.CONSOLE | e)
main = HTTPure.serve' customOptions router $ Console.log "Server up"
```
## SSL
You can create an SSL-enabled HTTPure server using `HTTPure.serveSecure`, which
has the same signature as `HTTPure.serve` except that it additionally takes a
path to a cert file and a path to a key file after the port number:
```purescript
main :: forall e. HTTPure.SecureServerM (console :: Console.CONSOLE | e)
main =
HTTPure.serveSecure 8080 "./Certificate.cer" "./Key.key" router $
Console.log "Server up"
```
You can look at [the SSL Example](./Examples/SSL/Main.purs), which uses this
method to create the server.
You can also create a server using a
`[HTTP.ListenOptions](http://bit.ly/2G42rLd)` and a `Options
[HTTPS.SSLOptions](http://bit.ly/2G3Aljr)`:
```purescript
main :: forall e. HTTPure.SecureServerM (console :: Console.CONSOLE | e)
main =
HTTPure.serveSecure' customSSLOptions customOptions router $
Console.log "Server up"