Expose a valid UNIX port number

Docs > Code Analysis > Static Analysis Rules > Expose a valid UNIX port number

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Metadata

ID: docker-best-practices/expose-valid-port

Language: Docker

Severity: Notice

Category: Best Practices

Description

The EXPOSE instruction should take a valid UNIX port range.

Non-Compliant Code Examples

EXPOSE 1001232323

Compliant Code Examples

EXPOSE 8080

How to use this rule

1
2
rulesets:
  - docker-best-practices     # Rules to enforce Docker best practices.

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