1#[cfg(feature = "serde")]
2use crate::nixhash;
3use crate::{narinfo::SignatureRef, store_path::StorePathRef};
4#[cfg(feature = "serde")]
5use serde::{Deserialize, Serialize};
6use std::collections::BTreeSet;
7
8#[derive(Clone, Debug, Eq, PartialEq, Hash)]
14#[cfg_attr(
15 feature = "serde",
16 derive(Serialize, Deserialize),
17 serde(rename_all = "camelCase")
18)]
19pub struct ExportedPathInfo<'a> {
20 pub closure_size: u64,
21
22 #[cfg_attr(
23 feature = "serde",
24 serde(
25 rename = "narHash",
26 serialize_with = "nixhash::serde::to_nix_nixbase32",
27 deserialize_with = "nixhash::serde::from_nix_nixbase32_or_sri"
28 )
29 )]
30 pub nar_sha256: [u8; 32],
31
32 pub nar_size: u64,
33
34 #[cfg_attr(feature = "serde", serde(borrow))]
35 pub path: StorePathRef<'a>,
36
37 #[cfg_attr(
38 feature = "serde",
39 serde(borrow, skip_serializing_if = "Option::is_none")
40 )]
41 pub deriver: Option<StorePathRef<'a>>,
42
43 pub references: BTreeSet<StorePathRef<'a>>,
46 #[cfg_attr(
49 feature = "serde",
50 serde(default, skip_serializing_if = "Vec::is_empty")
51 )]
52 pub signatures: Vec<SignatureRef<'a>>,
53}
54
55impl Ord for ExportedPathInfo<'_> {
57 fn cmp(&self, other: &Self) -> std::cmp::Ordering {
58 self.path.cmp(&other.path)
59 }
60}
61
62impl PartialOrd for ExportedPathInfo<'_> {
63 fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
64 Some(self.cmp(other))
65 }
66}
67
68#[cfg(test)]
69mod tests {
70 #[cfg(feature = "serde")]
71 use hex_literal::hex;
72
73 #[cfg(feature = "serde")]
74 use super::*;
75
76 #[cfg(feature = "serde")]
78 #[test]
79 fn serialize_deserialize() {
80 let pathinfos_str_json = r#"[{"closureSize":1828984,"narHash":"sha256:11vm2x1ajhzsrzw7lsyss51mmr3b6yll9wdjn51bh7liwkpc8ila","narSize":1828984,"path":"/nix/store/7n0mbqydcipkpbxm24fab066lxk68aqk-libunistring-1.1","references":["/nix/store/7n0mbqydcipkpbxm24fab066lxk68aqk-libunistring-1.1"]},{"closureSize":32696176,"narHash":"sha256:0alzbhjxdcsmr1pk7z0bdh46r2xpq3xs3k9y82bi4bx5pklcvw5x","narSize":226560,"path":"/nix/store/dbghhbq1x39yxgkv3vkgfwbxrmw9nfzi-hello-2.12.1","references":["/nix/store/dbghhbq1x39yxgkv3vkgfwbxrmw9nfzi-hello-2.12.1","/nix/store/ddwyrxif62r8n6xclvskjyy6szdhvj60-glibc-2.39-5"]},{"closureSize":32469616,"narHash":"sha256:1zw5p05fh0k836ybfxkskv8apcv2m3pm2wa6y90wqn5w5kjyj13c","narSize":30119936,"path":"/nix/store/ddwyrxif62r8n6xclvskjyy6szdhvj60-glibc-2.39-5","references":["/nix/store/ddwyrxif62r8n6xclvskjyy6szdhvj60-glibc-2.39-5","/nix/store/rxganm4ibf31qngal3j3psp20mak37yy-xgcc-13.2.0-libgcc","/nix/store/s32cldbh9pfzd9z82izi12mdlrw0yf8q-libidn2-2.3.7"]},{"closureSize":159560,"narHash":"sha256:10q8iyvfmpfck3yiisnj1j8vp6lq3km17r26sr95zpdf9mgmk69s","narSize":159560,"path":"/nix/store/rxganm4ibf31qngal3j3psp20mak37yy-xgcc-13.2.0-libgcc","references":[]},{"closureSize":2190120,"narHash":"sha256:1cv997nzxbd91jhmzwnhxa1ahlzp5ffli8m4a5npcq8zg0vb1kwg","narSize":361136,"path":"/nix/store/s32cldbh9pfzd9z82izi12mdlrw0yf8q-libidn2-2.3.7","references":["/nix/store/7n0mbqydcipkpbxm24fab066lxk68aqk-libunistring-1.1","/nix/store/s32cldbh9pfzd9z82izi12mdlrw0yf8q-libidn2-2.3.7"]}]"#;
83
84 let deserialized: BTreeSet<ExportedPathInfo> =
86 serde_json::from_str(pathinfos_str_json).expect("must serialize");
87
88 let serialized_again = serde_json::to_string(&deserialized).expect("must deserialize");
89 assert_eq!(pathinfos_str_json, serialized_again);
90
91 assert_eq!(
93 &ExportedPathInfo {
94 closure_size: 1828984,
95 nar_sha256: hex!(
96 "8a46c4eee4911eb842b1b2f144a9376be45a43d1da6b7af8cffa43a942177587"
97 ),
98 nar_size: 1828984,
99 path: StorePathRef::from_bytes(
100 b"7n0mbqydcipkpbxm24fab066lxk68aqk-libunistring-1.1"
101 )
102 .expect("must parse"),
103 deriver: None,
104 references: BTreeSet::from_iter([StorePathRef::from_bytes(
105 b"7n0mbqydcipkpbxm24fab066lxk68aqk-libunistring-1.1"
106 )
107 .unwrap()]),
108 signatures: vec![],
109 },
110 deserialized.first().unwrap()
111 );
112 }
113
114 #[cfg(feature = "serde")]
116 #[test]
117 fn serialize_deserialize_from_path_info() {
118 let pathinfos_str_json = r#"[{"closureSize":10756176,"deriver":"/nix/store/vs9976cyyxpykvdnlv7x85fpp3shn6ij-libcxx-16.0.6.drv","narHash":"sha256-E73Nt0NAKGxCnsyBFDUaCAbA+wiF5qjq1O9J7WrnT0E=","narSize":7020664,"path":"/nix/store/z6r3bn5l51679pwkvh9nalp6c317z34m-libcxx-16.0.6-dev","references":["/nix/store/lzzd5jgybnpfj86xkcpnd54xgwc4m457-libcxx-16.0.6"],"registrationTime":1730048276,"signatures":["cache.nixos.org-1:cTdhK6hnpPwtMXFX43CYb7v+CbpAusVI/MORZ3v5aHvpBYNg1MfBHVVeoexMBpNtHA8uFAn0aEsJaLXYIDhJDg=="],"valid":true}]"#;
121
122 let deserialized: BTreeSet<ExportedPathInfo> =
123 serde_json::from_str(pathinfos_str_json).expect("must serialize");
124
125 assert_eq!(
126 &ExportedPathInfo {
127 closure_size: 10756176,
128 nar_sha256: hex!(
129 "13bdcdb74340286c429ecc8114351a0806c0fb0885e6a8ead4ef49ed6ae74f41"
130 ),
131 nar_size: 7020664,
132 path: StorePathRef::from_bytes(
133 b"z6r3bn5l51679pwkvh9nalp6c317z34m-libcxx-16.0.6-dev"
134 )
135 .expect("must parse"),
136 deriver: Some(
137 StorePathRef::from_bytes(
138 b"vs9976cyyxpykvdnlv7x85fpp3shn6ij-libcxx-16.0.6.drv"
139 )
140 .expect("must parse")
141 ),
142 references: BTreeSet::from_iter([StorePathRef::from_bytes(
143 b"lzzd5jgybnpfj86xkcpnd54xgwc4m457-libcxx-16.0.6"
144 )
145 .unwrap()]),
146 signatures: vec![SignatureRef::parse("cache.nixos.org-1:cTdhK6hnpPwtMXFX43CYb7v+CbpAusVI/MORZ3v5aHvpBYNg1MfBHVVeoexMBpNtHA8uFAn0aEsJaLXYIDhJDg==").expect("must parse")],
147 },
148 deserialized.first().unwrap()
149 );
150 }
151}