prikk-store 0.4.0

Prikk storage crate scaffold.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168

//! Rollback draft verification tests.

use prikk_object::PatchPurpose;

use crate::{
    Ed25519AuthorSigner, FileObjectStore, ObjectWriter, RepositoryLayout, Wal,
    append_rollback_draft, verify_active_rollback_draft, verify_repository,
};

use crate::test_support::publish_snapshot_then_patch_block;
use crate::test_support::{
    rollback_patch_envelope, signed_block, signed_patch_envelope, signed_ref_state_envelope,
    signed_ref_update_envelope, unique_temp_dir,
};
use crate::{RefPublication, RefStore};

fn test_signer() -> Ed25519AuthorSigner {
    Ed25519AuthorSigner::from_seed("rollback-author-key", &[9_u8; 32])
}

#[test]
fn rollback_draft_verify_matches_current_inverse_plan() {
    let root = unique_temp_dir("rollback-draft-verify");
    let layout = RepositoryLayout::init(root.clone());
    assert!(layout.is_ok());
    if let Ok(layout) = layout {
        let published = publish_snapshot_then_patch_block(&layout);
        assert!(published.is_ok());
        let signer = test_signer();
        let draft = append_rollback_draft(&layout, "heads/main", "rollback verify", &signer);
        assert!(draft.is_ok());
        let verification = verify_active_rollback_draft(&layout, "heads/main");
        assert!(verification.is_ok());
        if let Ok(verification) = verification {
            assert_eq!(verification.ref_name, "heads/main");
            assert_eq!(verification.wal_sequence, 1);
            assert_eq!(verification.author_key_id, "rollback-author-key");
            assert_eq!(verification.inverse_operation_count, 2);
            assert_eq!(verification.decoded_operation_count, 2);
        }
        let repository = verify_repository(&layout);
        assert!(repository.is_ok());
        if let Ok(repository) = repository {
            assert_eq!(repository.checked_rollback_draft_records, 1);
        }
    }
    let _ = std::fs::remove_dir_all(root);
}

#[test]
fn rollback_draft_verify_refuses_plain_active_patch() {
    let root = unique_temp_dir("rollback-draft-verify-plain");
    let layout = RepositoryLayout::init(root.clone());
    assert!(layout.is_ok());
    if let Ok(layout) = layout {
        let published = publish_snapshot_then_patch_block(&layout);
        assert!(published.is_ok());
        let wal = Wal::new(layout.default_queue_wal_path());
        let append = wal.append_patch(&signed_patch_envelope());
        assert!(append.is_ok());
        let verification = verify_active_rollback_draft(&layout, "heads/main");
        assert!(verification.is_err());
    }
    let _ = std::fs::remove_dir_all(root);
}

#[test]
fn sealed_history_classifies_payload_purpose_not_legacy_key_id() {
    let root = unique_temp_dir("rollback-draft-purpose-classification");
    let layout = RepositoryLayout::init(root.clone());
    assert!(layout.is_ok());
    if let Ok(layout) = layout {
        let mut object_store = FileObjectStore::new(layout.clone());
        let rollback_patch = rollback_patch_envelope();
        assert_eq!(
            PatchPurpose::decode_from_patch_payload(&rollback_patch.canonical_payload),
            Ok(PatchPurpose::RollbackDraft)
        );
        let rollback_patch_id = object_store.write_object(&rollback_patch);
        assert!(rollback_patch_id.is_ok());
        if let Ok(rollback_patch_id) = rollback_patch_id {
            let block = signed_block(
                prikk_object::BlockKind::Root,
                Vec::new(),
                vec![rollback_patch_id],
                None,
            );
            let block_id = object_store.write_object(&block);
            assert!(block_id.is_ok());
            if let Ok(block_id) = block_id {
                let ref_store = RefStore::new(layout.clone());
                let ref_state = signed_ref_state_envelope("heads/main", None, block_id, 1);
                let ref_state_id = ref_state.object_id();
                let ref_update =
                    signed_ref_update_envelope("heads/main", None, ref_state_id, block_id, 1);
                let published = ref_store.publish(&RefPublication {
                    ref_name: "heads/main".to_string(),
                    expected_previous_ref_state_id: None,
                    ref_state,
                    ref_update,
                });
                assert!(published.is_ok());

                let verification = verify_repository(&layout);
                assert!(verification.is_ok());
                if let Ok(verification) = verification {
                    assert_eq!(verification.checked_rollback_blocks, 1);
                    assert_eq!(verification.checked_sealed_rollback_patches, 1);
                }
            }
        }
    }
    let _ = std::fs::remove_dir_all(root);
}

#[test]
fn legacy_key_id_without_payload_purpose_is_not_classified() {
    let root = unique_temp_dir("rollback-draft-legacy-clean-break");
    let layout = RepositoryLayout::init(root.clone());
    assert!(layout.is_ok());
    if let Ok(layout) = layout {
        let mut object_store = FileObjectStore::new(layout.clone());
        let mut legacy = signed_patch_envelope();
        legacy.signatures.clear();
        assert!(
            legacy
                .add_signature(crate::test_support::legacy_rollback_marker_signature())
                .is_ok()
        );
        assert_eq!(
            PatchPurpose::decode_from_patch_payload(&legacy.canonical_payload),
            Ok(PatchPurpose::Normal)
        );
        let legacy_patch_id = object_store.write_object(&legacy);
        assert!(legacy_patch_id.is_ok());
        if let Ok(legacy_patch_id) = legacy_patch_id {
            let block = signed_block(
                prikk_object::BlockKind::Root,
                Vec::new(),
                vec![legacy_patch_id],
                None,
            );
            let block_id = object_store.write_object(&block);
            assert!(block_id.is_ok());
            if let Ok(block_id) = block_id {
                let ref_store = RefStore::new(layout.clone());
                let ref_state = signed_ref_state_envelope("heads/main", None, block_id, 1);
                let ref_state_id = ref_state.object_id();
                let ref_update =
                    signed_ref_update_envelope("heads/main", None, ref_state_id, block_id, 1);
                let published = ref_store.publish(&RefPublication {
                    ref_name: "heads/main".to_string(),
                    expected_previous_ref_state_id: None,
                    ref_state,
                    ref_update,
                });
                assert!(published.is_ok());
                let verification = verify_repository(&layout);
                assert!(verification.is_ok());
                if let Ok(verification) = verification {
                    assert_eq!(verification.checked_rollback_blocks, 0);
                    assert_eq!(verification.checked_sealed_rollback_patches, 0);
                }
            }
        }
    }
    let _ = std::fs::remove_dir_all(root);
}