How To Expose Docker Api Over Tcp

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Language: shell

Created on: 2020-08-28 03:48:00

## Use the command sudo systemctl edit docker.service
## to open an override file for docker.service in a text editor and
## add below  lines(this is for testing purpose only,
##while PROD access or expose Docker api through tls or a proxy)
$ sudo systemctl edit docker.service
#ExecStart=/usr/bin/dockerd -H fd:// -H tcp://
ExecStart=/usr/bin/dockerd -H fd:// -H tcp://

#Reload the systemctl configuration.

$ sudo systemctl daemon-reload

#Restart Docker.

$ sudo systemctl restart docker.service

#Check to see whether the change was honored by reviewing the 
#output of netstat to confirm dockerd is listening on the configured port.

$ sudo netstat -lntp | grep dockerd
tcp        0      0*               LISTEN      3758/dockerd

$ sudo docker -H tcp://<your IP>:2375 ps

I am using portainer and am unable to manage remote endpoints. I tried using the command line to connect to remote docker nodes, but got a message Cannot connect to the Docker daemon at tcp://<