DL3024.md

Pattern: Duplicate FROM alias (stage name)

Issue: -

Description

Defining duplicate stage names results in an error.

Example of incorrect code:

FROM debian:jesse as build

RUN stuff

FROM debian:jesse as build

RUN more_stuff

Example of correct code:

FROM debian:jesse as build

RUN stuff

FROM debian:jesse as another-alias

RUN more_stuff

Further Reading

• Hadolint - DL3024
• Dockerfile reference - FROM