Source: thenewstack.io
Build and Use a Custom Image with Portainer
Have you ever tried to deploy a local Docker registry, build a Docker image, push the image to that local registry, and use the image for a new container deployment? If you have, you know how challenging and time-consuming that task can be.
On the resulting page, click Add Registry near the top right corner and then click Custom Registry (Figure .
In the resulting window (Figure , give the container a name, select your custom registry from the Registry drop-down, type the name of the image to use (in my case, debian:nginx), add a custom port mapping of something like 8888 for the local port and 80 for the container port, and click Deploy The Container.
Congratulations, you’ve successfully created a local image registry, built a custom image, and deployed a container from that image.
On the resulting page, click Add Registry near the top right corner and then click Custom Registry (Figure .
In the resulting window (Figure , give the container a name, select your custom registry from the Registry drop-down, type the name of the image to use (in my case, debian:nginx), add a custom port mapping of something like 8888 for the local port and 80 for the container port, and click Deploy The Container.
Congratulations, you’ve successfully created a local image registry, built a custom image, and deployed a container from that image.
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