# lws minimal http client-h2-rxflow

The application reads from a server with tightly controlled and rate-limited
receive flow control using h2 tx credit.

## build

```
 $ cmake . && make
```

## usage

Commandline option|Meaning
---|---
-d <loglevel>|Debug verbosity in decimal, eg, -d15
-l| Connect to https://localhost:7681 and accept selfsigned cert
--server <name>|set server name to connect to
--path <path>|URL path to access on server
-k|Apply tls option LCCSCF_ALLOW_INSECURE
-j|Apply tls option LCCSCF_ALLOW_SELFSIGNED
-m|Apply tls option LCCSCF_SKIP_SERVER_CERT_HOSTNAME_CHECK
-e|Apply tls option LCCSCF_ALLOW_EXPIRED
-v|Connection validity use 3s / 10s instead of default 5m / 5m10s
--nossl| disable ssl connection
-f <initial credit>|Indicate we will manually manage tx credit and set a new connection-specific initial tx credit

RX is constrained to 1024 bytes every 250ms

```
 $ ./lws-minimal-http-client-h2-rxflow  --server phys.org --path "/" -f 1024
[2019/12/26 13:32:59:6801] U: LWS minimal http client [-d<verbosity>] [-l] [--h1]
[2019/12/26 13:33:00:5087] N: system_notify_cb: manual peer tx credit 1024
[2019/12/26 13:33:01:7390] U: Connected to 72.251.236.55, http response: 200
[2019/12/26 13:33:01:7441] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:01:0855] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:02:3367] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:02:5858] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:02:8384] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:02:0886] U: RECEIVE_CLIENT_HTTP_READ: read 1024
...
[2019/12/26 13:33:46:1152] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:47:3650] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:47:6150] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:47:8666] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:47:1154] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:48:3656] U: RECEIVE_CLIENT_HTTP_READ: read 1024
[2019/12/26 13:33:48:6157] U: RECEIVE_CLIENT_HTTP_READ: read 380
[2019/12/26 13:33:48:6219] U: LWS_CALLBACK_COMPLETED_CLIENT_HTTP
[2019/12/26 13:33:48:7050] U: Completed: OK

```