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wscat

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# wscat WebSocket cat. ## Installation This module needs to be installed globally so use the `-g` flag when installing: ``` npm install -g wscat ``` ## Usage ``` Usage: wscat [options] (--listen <port> | --connect <url>) Options: -V, --version output the version number -l, --listen <port> listen on port -c, --connect <url> connect to a WebSocket server -p, --protocol <version> optional protocol version -o, --origin <origin> optional origin -x, --execute <command> execute command after connecting -w, --wait <seconds> wait given seconds after executing command -P, --show-ping-pong print a notification when a ping or pong is received --host <host> optional host -s, --subprotocol <protocol> optional subprotocol (default: []) -n, --no-check do not check for unauthorized certificates -H, --header <header:value> set an HTTP header. Repeat to set multiple (--connect only) (default: []) --auth <username:password> add basic HTTP authentication header (--connect only) --ca <ca> specify a Certificate Authority (--connect only) --cert <cert> specify a Client SSL Certificate (--connect only) --key <key> specify a Client SSL Certificate's key (--connect only) --passphrase [passphrase] specify a Client SSL Certificate Key's passphrase (--connect only). If you don't provide a value, it will be prompted for --no-color run without color --slash enable slash commands for control frames (/ping, /pong, /close [code [, reason]]) --proxy <[protocol://]host[:port]> connect via a proxy. Proxy must support CONNECT method -h, --help output usage information ``` ## Example ``` $ wscat -c ws://echo.websocket.org Connected (press CTRL+C to quit) > hi there < hi there > are you a happy parrot? < are you a happy parrot? ``` ## License MIT