syncable_cli/analyzer/hadolint/rules/
dl3049.rs

1//! DL3049: Label `maintainer` is deprecated
2//!
3//! The maintainer label is deprecated. Use org.opencontainers.image.authors instead.
4
5use crate::analyzer::hadolint::parser::instruction::Instruction;
6use crate::analyzer::hadolint::rules::{simple_rule, SimpleRule};
7use crate::analyzer::hadolint::shell::ParsedShell;
8use crate::analyzer::hadolint::types::Severity;
9
10pub fn rule() -> SimpleRule<impl Fn(&Instruction, Option<&ParsedShell>) -> bool + Send + Sync> {
11    simple_rule(
12        "DL3049",
13        Severity::Info,
14        "Label `maintainer` is deprecated, use `org.opencontainers.image.authors` instead.",
15        |instr, _shell| {
16            match instr {
17                Instruction::Label(pairs) => {
18                    !pairs.iter().any(|(key, _)| key.to_lowercase() == "maintainer")
19                }
20                _ => true,
21            }
22        },
23    )
24}
25
26#[cfg(test)]
27mod tests {
28    use super::*;
29    use crate::analyzer::hadolint::lint::{lint, LintResult};
30    use crate::analyzer::hadolint::config::HadolintConfig;
31
32    fn lint_dockerfile(content: &str) -> LintResult {
33        lint(content, &HadolintConfig::default())
34    }
35
36    #[test]
37    fn test_maintainer_label() {
38        let result = lint_dockerfile("FROM ubuntu:20.04\nLABEL maintainer=\"test@test.com\"");
39        assert!(result.failures.iter().any(|f| f.code.as_str() == "DL3049"));
40    }
41
42    #[test]
43    fn test_oci_authors_label() {
44        let result = lint_dockerfile("FROM ubuntu:20.04\nLABEL org.opencontainers.image.authors=\"test@test.com\"");
45        assert!(!result.failures.iter().any(|f| f.code.as_str() == "DL3049"));
46    }
47}