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ccopsey/regex.txt

Last active November 4, 2021 12:30
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Docker image name regex (https://regex101.com/r/1hJDEl/1)
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regex.txt
^(?P<name>(?:(?:(?P<hostname>(?=[^:\/]{4,253})(?!-)[a-zA-Z0-9-]{1,63}(?<!-)(?:\.(?!-)[a-zA-Z0-9-]{1,63}(?<!-))*)(?::(?P<port>[0-9]{1,5}))?)/)?(?P<registry>(?![._-])(?:[a-z0-9._-]*)(?<![._-])(?:/(?![._-])[a-z0-9._-]*(?<![._-]))*))(?::(?P<tag>(?![.-])[a-zA-Z0-9_.-]{1,128}))?(?:@sha256:(?P<digest>[a-f0-9]{64}))?$
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