TLA Line data Source code
1 : //! In-memory index to track the tenant files on the remote storage.
2 : //! Able to restore itself from the storage index parts, that are located in every timeline's remote directory and contain all data about
3 : //! remote timeline layers and its metadata.
4 :
5 : use std::collections::HashMap;
6 :
7 : use chrono::NaiveDateTime;
8 : use serde::{Deserialize, Serialize};
9 : use serde_with::{serde_as, DisplayFromStr};
10 : use utils::bin_ser::SerializeError;
11 :
12 : use crate::tenant::metadata::TimelineMetadata;
13 : use crate::tenant::storage_layer::LayerFileName;
14 : use crate::tenant::upload_queue::UploadQueueInitialized;
15 : use crate::tenant::Generation;
16 :
17 : use utils::lsn::Lsn;
18 :
19 : /// Metadata gathered for each of the layer files.
20 : ///
21 : /// Fields have to be `Option`s because remote [`IndexPart`]'s can be from different version, which
22 : /// might have less or more metadata depending if upgrading or rolling back an upgrade.
23 CBC 464136 : #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
24 : //#[cfg_attr(test, derive(Default))]
25 : pub struct LayerFileMetadata {
26 : file_size: u64,
27 :
28 : pub(crate) generation: Generation,
29 : }
30 :
31 : impl From<&'_ IndexLayerMetadata> for LayerFileMetadata {
32 16856 : fn from(other: &IndexLayerMetadata) -> Self {
33 16856 : LayerFileMetadata {
34 16856 : file_size: other.file_size,
35 16856 : generation: other.generation,
36 16856 : }
37 16856 : }
38 : }
39 :
40 : impl LayerFileMetadata {
41 33109 : pub fn new(file_size: u64, generation: Generation) -> Self {
42 33109 : LayerFileMetadata {
43 33109 : file_size,
44 33109 : generation,
45 33109 : }
46 33109 : }
47 :
48 78719 : pub fn file_size(&self) -> u64 {
49 78719 : self.file_size
50 78719 : }
51 : }
52 :
53 : // TODO seems like another part of the remote storage file format
54 : // compatibility issue, see https://github.com/neondatabase/neon/issues/3072
55 : /// In-memory representation of an `index_part.json` file
56 : ///
57 : /// Contains the data about all files in the timeline, present remotely and its metadata.
58 : ///
59 : /// This type needs to be backwards and forwards compatible. When changing the fields,
60 : /// remember to add a test case for the changed version.
61 : #[serde_as]
62 6972 : #[derive(Debug, PartialEq, Eq, Clone, Serialize, Deserialize)]
63 : pub struct IndexPart {
64 : /// Debugging aid describing the version of this type.
65 : #[serde(default)]
66 : version: usize,
67 :
68 : #[serde(default)]
69 : #[serde(skip_serializing_if = "Option::is_none")]
70 : pub deleted_at: Option<NaiveDateTime>,
71 :
72 : /// Per layer file name metadata, which can be present for a present or missing layer file.
73 : ///
74 : /// Older versions of `IndexPart` will not have this property or have only a part of metadata
75 : /// that latest version stores.
76 : pub layer_metadata: HashMap<LayerFileName, IndexLayerMetadata>,
77 :
78 : // 'disk_consistent_lsn' is a copy of the 'disk_consistent_lsn' in the metadata.
79 : // It's duplicated for convenience when reading the serialized structure, but is
80 : // private because internally we would read from metadata instead.
81 : #[serde_as(as = "DisplayFromStr")]
82 : disk_consistent_lsn: Lsn,
83 :
84 : #[serde(rename = "metadata_bytes")]
85 : pub metadata: TimelineMetadata,
86 : }
87 :
88 : impl IndexPart {
89 : /// When adding or modifying any parts of `IndexPart`, increment the version so that it can be
90 : /// used to understand later versions.
91 : ///
92 : /// Version is currently informative only.
93 : /// Version history
94 : /// - 2: added `deleted_at`
95 : /// - 3: no longer deserialize `timeline_layers` (serialized format is the same, but timeline_layers
96 : /// is always generated from the keys of `layer_metadata`)
97 : /// - 4: timeline_layers is fully removed.
98 : const LATEST_VERSION: usize = 4;
99 :
100 : // Versions we may see when reading from a bucket.
101 : pub const KNOWN_VERSIONS: &[usize] = &[1, 2, 3, 4];
102 :
103 : pub const FILE_NAME: &'static str = "index_part.json";
104 :
105 6260 : pub fn new(
106 6260 : layers_and_metadata: HashMap<LayerFileName, LayerFileMetadata>,
107 6260 : disk_consistent_lsn: Lsn,
108 6260 : metadata: TimelineMetadata,
109 6260 : ) -> Self {
110 6260 : // Transform LayerFileMetadata into IndexLayerMetadata
111 6260 : let layer_metadata = layers_and_metadata
112 6260 : .into_iter()
113 416558 : .map(|(k, v)| (k, IndexLayerMetadata::from(v)))
114 6260 : .collect();
115 6260 :
116 6260 : Self {
117 6260 : version: Self::LATEST_VERSION,
118 6260 : layer_metadata,
119 6260 : disk_consistent_lsn,
120 6260 : metadata,
121 6260 : deleted_at: None,
122 6260 : }
123 6260 : }
124 :
125 UBC 0 : pub fn get_version(&self) -> usize {
126 0 : self.version
127 0 : }
128 :
129 : /// If you want this under normal operations, read it from self.metadata:
130 : /// this method is just for the scrubber to use when validating an index.
131 0 : pub fn get_disk_consistent_lsn(&self) -> Lsn {
132 0 : self.disk_consistent_lsn
133 0 : }
134 : }
135 :
136 : impl TryFrom<&UploadQueueInitialized> for IndexPart {
137 : type Error = SerializeError;
138 :
139 CBC 195 : fn try_from(upload_queue: &UploadQueueInitialized) -> Result<Self, Self::Error> {
140 195 : let disk_consistent_lsn = upload_queue.latest_metadata.disk_consistent_lsn();
141 195 : let metadata = upload_queue.latest_metadata.clone();
142 195 :
143 195 : Ok(Self::new(
144 195 : upload_queue.latest_files.clone(),
145 195 : disk_consistent_lsn,
146 195 : metadata,
147 195 : ))
148 195 : }
149 : }
150 :
151 : /// Serialized form of [`LayerFileMetadata`].
152 422277 : #[derive(Debug, PartialEq, Eq, Clone, Serialize, Deserialize)]
153 : pub struct IndexLayerMetadata {
154 : pub file_size: u64,
155 :
156 : #[serde(default = "Generation::none")]
157 : #[serde(skip_serializing_if = "Generation::is_none")]
158 : pub(super) generation: Generation,
159 : }
160 :
161 : impl From<LayerFileMetadata> for IndexLayerMetadata {
162 416558 : fn from(other: LayerFileMetadata) -> Self {
163 416558 : IndexLayerMetadata {
164 416558 : file_size: other.file_size,
165 416558 : generation: other.generation,
166 416558 : }
167 416558 : }
168 : }
169 :
170 : #[cfg(test)]
171 : mod tests {
172 : use super::*;
173 :
174 1 : #[test]
175 1 : fn v1_indexpart_is_parsed() {
176 1 : let example = r#"{
177 1 : "version":1,
178 1 : "timeline_layers":["000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9"],
179 1 : "layer_metadata":{
180 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9": { "file_size": 25600000 },
181 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51": { "file_size": 9007199254741001 }
182 1 : },
183 1 : "disk_consistent_lsn":"0/16960E8",
184 1 : "metadata_bytes":[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
185 1 : }"#;
186 1 :
187 1 : let expected = IndexPart {
188 1 : // note this is not verified, could be anything, but exists for humans debugging.. could be the git version instead?
189 1 : version: 1,
190 1 : layer_metadata: HashMap::from([
191 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9".parse().unwrap(), IndexLayerMetadata {
192 1 : file_size: 25600000,
193 1 : generation: Generation::none()
194 1 : }),
195 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51".parse().unwrap(), IndexLayerMetadata {
196 1 : // serde_json should always parse this but this might be a double with jq for
197 1 : // example.
198 1 : file_size: 9007199254741001,
199 1 : generation: Generation::none()
200 1 : })
201 1 : ]),
202 1 : disk_consistent_lsn: "0/16960E8".parse::<Lsn>().unwrap(),
203 1 : metadata: TimelineMetadata::from_bytes(&[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]).unwrap(),
204 1 : deleted_at: None,
205 1 : };
206 1 :
207 1 : let part = serde_json::from_str::<IndexPart>(example).unwrap();
208 1 : assert_eq!(part, expected);
209 1 : }
210 :
211 1 : #[test]
212 1 : fn v1_indexpart_is_parsed_with_optional_missing_layers() {
213 1 : let example = r#"{
214 1 : "version":1,
215 1 : "timeline_layers":["000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9"],
216 1 : "missing_layers":["This shouldn't fail deserialization"],
217 1 : "layer_metadata":{
218 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9": { "file_size": 25600000 },
219 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51": { "file_size": 9007199254741001 }
220 1 : },
221 1 : "disk_consistent_lsn":"0/16960E8",
222 1 : "metadata_bytes":[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
223 1 : }"#;
224 1 :
225 1 : let expected = IndexPart {
226 1 : // note this is not verified, could be anything, but exists for humans debugging.. could be the git version instead?
227 1 : version: 1,
228 1 : layer_metadata: HashMap::from([
229 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9".parse().unwrap(), IndexLayerMetadata {
230 1 : file_size: 25600000,
231 1 : generation: Generation::none()
232 1 : }),
233 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51".parse().unwrap(), IndexLayerMetadata {
234 1 : // serde_json should always parse this but this might be a double with jq for
235 1 : // example.
236 1 : file_size: 9007199254741001,
237 1 : generation: Generation::none()
238 1 : })
239 1 : ]),
240 1 : disk_consistent_lsn: "0/16960E8".parse::<Lsn>().unwrap(),
241 1 : metadata: TimelineMetadata::from_bytes(&[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]).unwrap(),
242 1 : deleted_at: None,
243 1 : };
244 1 :
245 1 : let part = serde_json::from_str::<IndexPart>(example).unwrap();
246 1 : assert_eq!(part, expected);
247 1 : }
248 :
249 1 : #[test]
250 1 : fn v2_indexpart_is_parsed_with_deleted_at() {
251 1 : let example = r#"{
252 1 : "version":2,
253 1 : "timeline_layers":["000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9"],
254 1 : "missing_layers":["This shouldn't fail deserialization"],
255 1 : "layer_metadata":{
256 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9": { "file_size": 25600000 },
257 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51": { "file_size": 9007199254741001 }
258 1 : },
259 1 : "disk_consistent_lsn":"0/16960E8",
260 1 : "metadata_bytes":[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
261 1 : "deleted_at": "2023-07-31T09:00:00.123"
262 1 : }"#;
263 1 :
264 1 : let expected = IndexPart {
265 1 : // note this is not verified, could be anything, but exists for humans debugging.. could be the git version instead?
266 1 : version: 2,
267 1 : layer_metadata: HashMap::from([
268 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9".parse().unwrap(), IndexLayerMetadata {
269 1 : file_size: 25600000,
270 1 : generation: Generation::none()
271 1 : }),
272 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51".parse().unwrap(), IndexLayerMetadata {
273 1 : // serde_json should always parse this but this might be a double with jq for
274 1 : // example.
275 1 : file_size: 9007199254741001,
276 1 : generation: Generation::none()
277 1 : })
278 1 : ]),
279 1 : disk_consistent_lsn: "0/16960E8".parse::<Lsn>().unwrap(),
280 1 : metadata: TimelineMetadata::from_bytes(&[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]).unwrap(),
281 1 : deleted_at: Some(chrono::NaiveDateTime::parse_from_str(
282 1 : "2023-07-31T09:00:00.123000000", "%Y-%m-%dT%H:%M:%S.%f").unwrap())
283 1 : };
284 1 :
285 1 : let part = serde_json::from_str::<IndexPart>(example).unwrap();
286 1 : assert_eq!(part, expected);
287 1 : }
288 :
289 1 : #[test]
290 1 : fn empty_layers_are_parsed() {
291 1 : let empty_layers_json = r#"{
292 1 : "version":1,
293 1 : "timeline_layers":[],
294 1 : "layer_metadata":{},
295 1 : "disk_consistent_lsn":"0/2532648",
296 1 : "metadata_bytes":[136,151,49,208,0,70,0,4,0,0,0,0,2,83,38,72,1,0,0,0,0,2,83,38,32,1,87,198,240,135,97,119,45,125,38,29,155,161,140,141,255,210,0,0,0,0,2,83,38,72,0,0,0,0,1,73,240,192,0,0,0,0,1,73,240,192,0,0,0,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
297 1 : }"#;
298 1 :
299 1 : let expected = IndexPart {
300 1 : version: 1,
301 1 : layer_metadata: HashMap::new(),
302 1 : disk_consistent_lsn: "0/2532648".parse::<Lsn>().unwrap(),
303 1 : metadata: TimelineMetadata::from_bytes(&[
304 1 : 136, 151, 49, 208, 0, 70, 0, 4, 0, 0, 0, 0, 2, 83, 38, 72, 1, 0, 0, 0, 0, 2, 83,
305 1 : 38, 32, 1, 87, 198, 240, 135, 97, 119, 45, 125, 38, 29, 155, 161, 140, 141, 255,
306 1 : 210, 0, 0, 0, 0, 2, 83, 38, 72, 0, 0, 0, 0, 1, 73, 240, 192, 0, 0, 0, 0, 1, 73,
307 1 : 240, 192, 0, 0, 0, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
308 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
309 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
310 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
311 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
312 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
313 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
314 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
315 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
316 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
317 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
318 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
319 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
320 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
321 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
322 1 : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
323 1 : 0, 0,
324 1 : ])
325 1 : .unwrap(),
326 1 : deleted_at: None,
327 1 : };
328 1 :
329 1 : let empty_layers_parsed = serde_json::from_str::<IndexPart>(empty_layers_json).unwrap();
330 1 :
331 1 : assert_eq!(empty_layers_parsed, expected);
332 1 : }
333 :
334 1 : #[test]
335 1 : fn v4_indexpart_is_parsed() {
336 1 : let example = r#"{
337 1 : "version":4,
338 1 : "layer_metadata":{
339 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9": { "file_size": 25600000 },
340 1 : "000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51": { "file_size": 9007199254741001 }
341 1 : },
342 1 : "disk_consistent_lsn":"0/16960E8",
343 1 : "metadata_bytes":[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
344 1 : "deleted_at": "2023-07-31T09:00:00.123"
345 1 : }"#;
346 1 :
347 1 : let expected = IndexPart {
348 1 : version: 4,
349 1 : layer_metadata: HashMap::from([
350 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__0000000001696070-00000000016960E9".parse().unwrap(), IndexLayerMetadata {
351 1 : file_size: 25600000,
352 1 : generation: Generation::none()
353 1 : }),
354 1 : ("000000000000000000000000000000000000-FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF__00000000016B59D8-00000000016B5A51".parse().unwrap(), IndexLayerMetadata {
355 1 : // serde_json should always parse this but this might be a double with jq for
356 1 : // example.
357 1 : file_size: 9007199254741001,
358 1 : generation: Generation::none()
359 1 : })
360 1 : ]),
361 1 : disk_consistent_lsn: "0/16960E8".parse::<Lsn>().unwrap(),
362 1 : metadata: TimelineMetadata::from_bytes(&[113,11,159,210,0,54,0,4,0,0,0,0,1,105,96,232,1,0,0,0,0,1,105,96,112,0,0,0,0,0,0,0,0,0,0,0,0,0,1,105,96,112,0,0,0,0,1,105,96,112,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]).unwrap(),
363 1 : deleted_at: Some(chrono::NaiveDateTime::parse_from_str(
364 1 : "2023-07-31T09:00:00.123000000", "%Y-%m-%dT%H:%M:%S.%f").unwrap())
365 1 : };
366 1 :
367 1 : let part = serde_json::from_str::<IndexPart>(example).unwrap();
368 1 : assert_eq!(part, expected);
369 1 : }
370 : }
|
