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splash
Splash is a javascript rendering service with an HTTP API. It's a lightweight browser with an HTTP API, implemented in Python using Twisted and QT.
It's fast, lightweight and state-less which makes it easy to distribute.
docker-compose.yml
splash:
image: scrapinghub/splash
command: --maxrss 4096
ports:
- "8050:8050"
- "8051:8051"
- "5023:5023"
volumes:
- ./splash/proxy-profiles:/etc/splash/proxy-profiles
- ./splash/js-profiles:/etc/splash/js-profiles
- ./splash/filters:/etc/splash/filters
mem_limit: 4500M
restart: always
server
$ cd ~/fig/splash
$ tree
.
├── docker-compose.yml
└── data
├── filters
│ ├── easylist.txt
│ └── default.txt
├── js-profiles
└── proxy-profiles
$ cat data/filters/default.txt
||fonts.googleapis.com^
||ajax.googleapis.com^
$ docker-compose up -d
If
default.txt
file is present in--filters-path
folder it is used by default when filters argument is not specified. Passfilters=none
if you don’t want default filters to be applied.
client
-- youtube-logo.lua
function main(splash)
splash:go('https://www.youtube.com/')
splash:wait(0.5)
local logo = splash:select('.logo')
return logo:png()
end
# whole page
$ http http://server:8050/render.png url==https://www.youtube.com > youtube.png
# only logo
$ http http://server:8050/execute lua_source=@youtube-logo.lua > youtube-logo.png