1use crate::{narinfo::SignatureRef, nixhash, store_path::StorePathRef};
2use serde::{Deserialize, Serialize};
3use std::collections::BTreeSet;
4
5#[derive(Clone, Debug, Eq, PartialEq, Hash, Serialize, Deserialize)]
11pub struct ExportedPathInfo<'a> {
12 #[serde(rename = "closureSize")]
13 pub closure_size: u64,
14
15 #[serde(
16 rename = "narHash",
17 serialize_with = "nixhash::serde::to_nix_nixbase32",
18 deserialize_with = "nixhash::serde::from_nix_nixbase32_or_sri"
19 )]
20 pub nar_sha256: [u8; 32],
21
22 #[serde(rename = "narSize")]
23 pub nar_size: u64,
24
25 #[serde(borrow)]
26 pub path: StorePathRef<'a>,
27
28 #[serde(borrow)]
29 #[serde(skip_serializing_if = "Option::is_none")]
30 pub deriver: Option<StorePathRef<'a>>,
31
32 pub references: BTreeSet<StorePathRef<'a>>,
35 #[serde(default, skip_serializing_if = "Vec::is_empty")]
38 pub signatures: Vec<SignatureRef<'a>>,
39}
40
41impl Ord for ExportedPathInfo<'_> {
43 fn cmp(&self, other: &Self) -> std::cmp::Ordering {
44 self.path.cmp(&other.path)
45 }
46}
47
48impl PartialOrd for ExportedPathInfo<'_> {
49 fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
50 Some(self.cmp(other))
51 }
52}
53
54#[cfg(test)]
55mod tests {
56 use hex_literal::hex;
57
58 use super::*;
59
60 #[test]
62 fn serialize_deserialize() {
63 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"]}]"#;
66
67 let deserialized: BTreeSet<ExportedPathInfo> =
69 serde_json::from_str(pathinfos_str_json).expect("must serialize");
70
71 let serialized_again = serde_json::to_string(&deserialized).expect("must deserialize");
72 assert_eq!(pathinfos_str_json, serialized_again);
73
74 assert_eq!(
76 &ExportedPathInfo {
77 closure_size: 1828984,
78 nar_sha256: hex!(
79 "8a46c4eee4911eb842b1b2f144a9376be45a43d1da6b7af8cffa43a942177587"
80 ),
81 nar_size: 1828984,
82 path: StorePathRef::from_bytes(
83 b"7n0mbqydcipkpbxm24fab066lxk68aqk-libunistring-1.1"
84 )
85 .expect("must parse"),
86 deriver: None,
87 references: BTreeSet::from_iter([StorePathRef::from_bytes(
88 b"7n0mbqydcipkpbxm24fab066lxk68aqk-libunistring-1.1"
89 )
90 .unwrap()]),
91 signatures: vec![],
92 },
93 deserialized.first().unwrap()
94 );
95 }
96
97 #[test]
99 fn serialize_deserialize_from_path_info() {
100 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}]"#;
103
104 let deserialized: BTreeSet<ExportedPathInfo> =
105 serde_json::from_str(pathinfos_str_json).expect("must serialize");
106
107 assert_eq!(
108 &ExportedPathInfo {
109 closure_size: 10756176,
110 nar_sha256: hex!(
111 "13bdcdb74340286c429ecc8114351a0806c0fb0885e6a8ead4ef49ed6ae74f41"
112 ),
113 nar_size: 7020664,
114 path: StorePathRef::from_bytes(
115 b"z6r3bn5l51679pwkvh9nalp6c317z34m-libcxx-16.0.6-dev"
116 )
117 .expect("must parse"),
118 deriver: Some(
119 StorePathRef::from_bytes(
120 b"vs9976cyyxpykvdnlv7x85fpp3shn6ij-libcxx-16.0.6.drv"
121 )
122 .expect("must parse")
123 ),
124 references: BTreeSet::from_iter([StorePathRef::from_bytes(
125 b"lzzd5jgybnpfj86xkcpnd54xgwc4m457-libcxx-16.0.6"
126 )
127 .unwrap()]),
128 signatures: vec![SignatureRef::parse("cache.nixos.org-1:cTdhK6hnpPwtMXFX43CYb7v+CbpAusVI/MORZ3v5aHvpBYNg1MfBHVVeoexMBpNtHA8uFAn0aEsJaLXYIDhJDg==").expect("must parse")],
129 },
130 deserialized.first().unwrap()
131 );
132 }
133}