lix 0.17.1

Embeddable version control for apps and AI agents.
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
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223

use super::*;
fn merge_error(error: LixError) -> ApiError {
    let status = match error.code.as_str() {
        "LIX_NATIVE_UPLOAD_ATTEMPT_EXPIRED" => StatusCode::GONE,
        "LIX_MIGRATION_GLOBAL_ATTEMPT_RESTARTED"
        | "LIX_PARTIAL_ATTEMPT_RESTARTED"
        | "LIX_PARTIAL_MERGE_CONFLICT"
        | "LIX_PARTIAL_MERGE_AUTHORITY_CHANGED"
        | "LIX_PARTIAL_MERGE_ATTEMPT_REUSED" => StatusCode::CONFLICT,
        "LIX_SYNC_ACCOUNT_MISMATCH" => return ApiError::account_mismatch(),
        "LIX_MIGRATION_GLOBAL_RESTART_INVALID"
        | "LIX_MIGRATION_GLOBAL_CLEANUP_UNRESOLVED"
        | "LIX_MIGRATION_GLOBAL_SCOPE_UNSUPPORTED"
        | "LIX_MIGRATION_GLOBAL_BODY_INVALID"
        | "LIX_MIGRATION_GLOBAL_RETENTION_INVALID"
        | "LIX_PARTIAL_ATTEMPT_RESTART_INVALID"
        | "LIX_PARTIAL_MERGE_PROTOCOL_INVALID"
        | "LIX_PARTIAL_UPLOAD_ATTEMPT_INVALID"
        | "LIX_NATIVE_UPLOAD_ATTEMPT_INVALID"
        | "LIX_PARTIAL_MERGE_SCOPE_UNSUPPORTED"
        | "LIX_PARTIAL_MERGE_BUDGET_EXCEEDED" => StatusCode::BAD_REQUEST,
        _ => return ApiError::from(error),
    };
    ApiError {
        status,
        body: ErrorEnvelope::from_lix_error(&error),
    }
}
pub(super) fn retained_bodies<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::RetainedBodyWaveRequest>,
) -> SqlHandlerFuture<Response>
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        ensure_sync_push_event_fits(&request.bodies, MAX_SYNC_PULL_RESPONSE_BYTES)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                lix.push_retained_body_wave_for_account(&request, &account)
                    .await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "retained body acknowledgment", 2048)
    })
}
pub(super) fn merge<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::PartialMergeRequest>,
) -> SqlHandlerFuture<Response>
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                lix.merge_partial_replica_for_account(&request, &account)
                    .await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "authority merge receipt", 4096)
    })
}

pub(super) fn restart<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::PartialAttemptRestartRequest>,
) -> SqlHandlerFuture<Response>
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                lix.restart_partial_attempt_for_account(&request, &account)
                    .await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "partial merge restart outcome", 4096)
    })
}

pub(super) fn native_migration_merge<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::NativeMigrationMergeRequest>,
) -> SqlHandlerFuture<Response>
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                Box::pin(lix.merge_native_migration_for_account(
                    &request.request,
                    &account,
                    &request.source_branch_id,
                ))
                .await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "authority merge receipt", 4096)
    })
}

pub(super) fn native_migration_cleanup<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::NativeMigrationCleanupRequest>,
) -> SqlHandlerFuture<Response>
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                Box::pin(lix.cleanup_native_migration_for_account(&request, &account)).await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "authority merge receipt", 4096)
    })
}

#[cfg(not(target_arch = "wasm32"))]
type GlobalMigrationResponseFuture =
    futures_util::future::BoxFuture<'static, Result<Response, ApiError>>;
#[cfg(target_arch = "wasm32")]
type GlobalMigrationResponseFuture =
    futures_util::future::LocalBoxFuture<'static, Result<Response, ApiError>>;

// Box behind an ordinary function boundary. Boxing an async function's result
// in the router can still reserve its full construction temporary on that
// router's poll stack, including while an unrelated route is executing.
pub(super) fn native_global_migration_merge<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::NativeGlobalMigrationRequest>,
) -> GlobalMigrationResponseFuture
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                Box::pin(lix.merge_native_global_migration_for_account(&request, &account)).await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "global migration native outcome", 256 * 1024)
    })
}
pub(super) fn native_global_migration_bodies<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::NativeGlobalBodyWaveRequest>,
) -> GlobalMigrationResponseFuture
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        ensure_sync_push_event_fits(&request.bodies, MAX_SYNC_PULL_RESPONSE_BYTES)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                Box::pin(lix.push_global_migration_body_wave_for_account(&request, &account)).await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "global migration body acknowledgement", 4096)
    })
}
pub(super) fn native_global_migration_restart<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::NativeGlobalRestartRequest>,
) -> GlobalMigrationResponseFuture
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                Box::pin(lix.restart_native_global_migration_for_account(&request, &account)).await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "global migration restart outcome", 256 * 1024)
    })
}
pub(super) fn native_global_migration_cleanup<S>(
    lease: SessionLease<S>,
    Json(request): Json<crate::sync::NativeGlobalMigrationRequest>,
) -> GlobalMigrationResponseFuture
where
    S: Storage + Clone + Send + Sync + 'static,
{
    Box::pin(async move {
        request.validate().map_err(merge_error)?;
        let account = lease.record.principal.account_id().to_owned();
        let response = lease
            .run_durable(move |lix| async move {
                Box::pin(lix.cleanup_native_global_migration_for_account(&request, &account)).await
            })
            .await
            .map_err(merge_error)?;
        bounded_sync_json_response(response, "global migration cleanup acknowledgement", 4096)
    })
}