pycurl http2

curl.py

import io

import pycurl


curl = pycurl.Curl()
curl.setopt(curl.URL, "https://nghttp2.org")
curl.setopt(pycurl.HTTP_VERSION, pycurl.CURL_HTTP_VERSION_2_0)
curl.setopt(pycurl.VERBOSE, 1)

with io.BytesIO() as buf:
    curl.setopt(curl.WRITEFUNCTION, buf.write)
    curl.perform()

log

➜ python3 curl.py                                                                                                                                                                        
* Rebuilt URL to: https://nghttp2.org/                                                                                                                                                          
*   Trying 139.162.123.134...                                                                                                                                                                   
*   Trying 2400:8902::f03c:91ff:fe69:a454...                                                                                                                                                    
* Immediate connect fail for 2400:8902::f03c:91ff:fe69:a454: Network is unreachable                                                                                                             
* Connected to nghttp2.org (139.162.123.134) port 443 (#0)                                                                                                                                      
* found 149 certificates in /etc/ssl/certs/ca-certificates.crt                                                                                                                                  
* found 596 certificates in /etc/ssl/certs                                                                                                                                                      
* ALPN, offering h2                                                                                                                                                                             
* ALPN, offering http/1.1                                                                                                                                                                       
* SSL connection using TLS1.2 / ECDHE_ECDSA_AES_256_GCM_SHA384                                                                                                                                  
*        server certificate verification OK                                                                                                                                                     
*        server certificate status verification SKIPPED                                                                                                                                         
*        common name: nghttp2.org (matched)                                                                                                                                                     
*        server certificate expiration date OK                                                                                                                                                  
*        server certificate activation date OK                                                                                                                                                  
*        certificate public key: EC                                                                                                                                                             
*        certificate version: #3                                                                                                                                                                
*        subject: CN=nghttp2.org                                                                                                                                                                
*        start date: Tue, 20 Feb 2018 00:00:08 GMT
*        expire date: Mon, 21 May 2018 00:00:08 GMT
*        issuer: C=US,O=Let's Encrypt,CN=Let's Encrypt Authority X3
*        compression: NULL
* ALPN, server accepted to use h2
* Using HTTP2, server supports multi-use
* Connection state changed (HTTP/2 confirmed)
* TCP_NODELAY set
* Copying HTTP/2 data in stream buffer to connection buffer after upgrade: len=0
* Using Stream ID: 1 (easy handle 0x1c106b0)
> GET / HTTP/1.1
Host: nghttp2.org
User-Agent: PycURL/7.43.0 libcurl/7.47.0 GnuTLS/3.4.10 zlib/1.2.8 libidn/1.32 nghttp2/1.7.1 librtmp/2.3
Accept: */*

* Connection state changed (MAX_CONCURRENT_STREAMS updated)!
< HTTP/2.0 200
< date:Mon, 26 Feb 2018 14:05:48 GMT
< content-type:text/html
< last-modified:Fri, 02 Feb 2018 12:39:22 GMT
< etag:"5a745bfa-19d8"
< accept-ranges:bytes
< content-length:6616
< x-backend-header-rtt:0.001619
< strict-transport-security:max-age=31536000
< server:nghttpx
< via:2 nghttpx
< x-frame-options:SAMEORIGIN
< x-xss-protection:1; mode=block
< x-content-type-options:nosniff
<
* Connection #0 to host nghttp2.org left intact