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microsandbox_db/entity/
snapshot.rs

1//! Entity definition for the `snapshot_index` table.
2//!
3//! This table is a local cache that mirrors snapshot artifacts on disk.
4//! The artifact (`manifest.json` + upper file) is the source of truth;
5//! these rows exist for fast queries and parent-edge bookkeeping.
6
7use sea_orm::entity::prelude::*;
8
9//--------------------------------------------------------------------------------------------------
10// Types
11//--------------------------------------------------------------------------------------------------
12
13/// The snapshot-index entity model.
14#[derive(Clone, Debug, PartialEq, DeriveEntityModel)]
15#[sea_orm(table_name = "snapshot_index")]
16pub struct Model {
17    /// Manifest digest (`sha256:hex`). Canonical snapshot identity.
18    #[sea_orm(primary_key, auto_increment = false)]
19    pub digest: String,
20    /// Convenience name (unique when present). NULL for digest-only entries.
21    pub name: Option<String>,
22    /// Manifest digest of the parent snapshot, or NULL for a root.
23    pub parent_digest: Option<String>,
24    /// Human-readable image reference.
25    pub image_ref: String,
26    /// OCI manifest digest of the image.
27    pub image_manifest_digest: String,
28    /// On-disk format of the upper layer (`raw` or `qcow2`).
29    pub format: String,
30    /// Filesystem type inside the upper (e.g. `ext4`).
31    pub fstype: String,
32    /// Absolute path to the artifact directory on this host.
33    pub artifact_path: String,
34    /// Apparent size of the upper file in bytes.
35    pub size_bytes: Option<i64>,
36    /// Snapshot creation time (from manifest).
37    pub created_at: DateTime,
38    /// When this row was inserted/refreshed.
39    pub indexed_at: DateTime,
40    /// Number of indexed snapshots whose `parent_digest == self.digest`.
41    pub child_count: i32,
42}
43
44//--------------------------------------------------------------------------------------------------
45// Types: Relations
46//--------------------------------------------------------------------------------------------------
47
48#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
49pub enum Relation {}
50
51//--------------------------------------------------------------------------------------------------
52// Trait Implementations
53//--------------------------------------------------------------------------------------------------
54
55impl ActiveModelBehavior for ActiveModel {}