| 1 | use std::{fmt::Display, str::FromStr}; |
| 2 | |
| 3 | use error::Error; |
| 4 | use oci_spec::image::Digest; |
| 5 | use regex::Regex; |
| 6 | use relative_path::RelativePath; |
| 7 | |
| 8 | pub mod address; |
| 9 | pub mod error; |
| 10 | pub mod oci_interface; |
| 11 | pub mod storage; |
| 12 | |
| 13 | #[cfg(feature = "axum")] |
| 14 | pub mod axum; |
| 15 | |
| 16 | #[cfg(feature = "storage-fs")] |
| 17 | pub mod storage_fs; |
| 18 | |
| 19 | const NAME_REGEXP_MATCH: &str = |
| 20 | r"[a-z0-9]+((\.|_|__|-+)[a-z0-9]+)*(\/[a-z0-9]+((\.|_|__|-+)[a-z0-9]+)*)*"; |
| 21 | |
| 22 | #[derive(Clone, Debug)] |
| 23 | pub enum TagOrDigest { |
| 24 | Tag(String), |
| 25 | Digest(Digest) |
| 26 | } |
| 27 | |
| 28 | // TODO: Consider 255 char namespace limit - hostname length per spec docs |
| 29 | #[derive(Clone)] |
| 30 | pub struct Namespace(String); |
| 31 | |
| 32 | impl Namespace { |
| 33 | pub fn path(&self) -> &RelativePath { |
| 34 | RelativePath::new(&self.0) |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | impl FromStr for Namespace { |
| 39 | type Err = Error; |
| 40 | |
| 41 | fn from_str(s: &str) -> Result<Self, Self::Err> { |
| 42 | let regexp = Regex::new(NAME_REGEXP_MATCH).unwrap(); |
| 43 | if regexp.is_match(s) { |
| 44 | Ok(Namespace(s.to_string())) |
| 45 | } else { |
| 46 | Err(Error::Namespace(s.to_string())) |
| 47 | } |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | impl Display for Namespace { |
| 52 | fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { |
| 53 | write!(f, "{}", self.0) |
| 54 | } |
| 55 | } |
| 56 | |
| 57 | impl AsRef<str> for Namespace { |
| 58 | fn as_ref(&self) -> &str { |
| 59 | &self.0 |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | #[cfg(test)] |
| 64 | mod test { |
| 65 | use super::*; |
| 66 | |
| 67 | #[test] |
| 68 | fn namespace() { |
| 69 | Namespace::from_str("fuu").unwrap(); |
| 70 | Namespace::from_str("fuu/bar").unwrap(); |
| 71 | Namespace::from_str("fuu/bar/baz/").unwrap(); |
| 72 | Namespace::from_str("fuu/bar/baz/qux").unwrap(); |
| 73 | } |
| 74 | } |