Install Redis and set multiple Redis instances on Mac OS | Codexpedia

Install Redis and set multiple Redis instances on Mac OS | Codexpedia

Install Redis with brew, if you don’t have brew installed yet, google how to install brew on Mac.

1	brew install redis

To have redis started on login.

1	ln -sfv /usr/local/opt/redis/*.plist ~/Library/LaunchAgents

Start redis with launchctl.

1	launchctl load ~/Library/LaunchAgents/homebrew.mxcl.redis.plist

Start redis with redis-server command.

1	redis-server /usr/local/etc/redis.conf

To enter redis interactive console.

1

redis-cli

To list all keys in redis.

1

keys *

To clear all redis keys.

1

flushall

To exit redis interactive console.

1

exit

To set a new instance of redis, all you need is a new redis config file, start redis with that config file and you will have a second redis instance up and running.

1. Copy the default redis config file that is used for the default redis instance.

1	cp /usr/local/etc/redis.conf /usr/local/etc/redis2.conf

2. Open the redis2.conf and change the configuration for deamonize, pidfile, port, unixsocket, logfile and dbfilename to the below

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daemonize yes pidfile /usr/local/var/run/redis-2.pid port 6380 unixsocket /tmp/redis-2.sock logfile "/usr/local/var/log/redis-2.log" dbfilename dump-2.rdb

3. Create launch on login config file.

1	cp ~/Library/LaunchAgents/homebrew.mxcl.redis.plist ~/Library/LaunchAgents/homebrew.mxcl.redis2.plist

4. Open ~/Library/LaunchAgents/homebrew.mxcl.redis2.plist and change the configuration as need so it will look like the below

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<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> <plist version="1.0">   <dict>     <key>KeepAlive</key>     <dict>       <key>SuccessfulExit</key>       <false/>     </dict>     <key>Label</key>     <string>homebrew.mxcl.redis2</string>     <key>ProgramArguments</key>     <array>       <string>/usr/local/opt/redis/bin/redis-server</string>       <string>/usr/local/etc/redis2.conf</string>     </array>     <key>RunAtLoad</key>     <true/>     <key>WorkingDirectory</key>     <string>/usr/local/var</string>     <key>StandardErrorPath</key>     <string>/usr/local/var/log/redis-2.log</string>     <key>StandardOutPath</key>     <string>/usr/local/var/log/redis-2.log</string>   </dict> </plist>

5. Load redis with the plist file

1	launchctl load ~/Library/LaunchAgents/homebrew.mxcl.redis2.plist

6. Start redis with the config file.

1	redis-server /usr/local/etc/redis2.conf

7. To have redis launch on start

1	ln -sfv /usr/local/opt/redis/*.plist ~/Library/LaunchAgents

8. To enter the second redis instance interactive console.

1	redis-cli -p 6380