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
|
use std::sync::Arc;
use tokio::sync::watch;
use garage_model::block_ref_table::*;
use garage_model::garage::Garage;
use garage_model::object_table::*;
use garage_model::version_table::*;
use garage_table::*;
use garage_util::error::Error;
use crate::*;
pub struct Repair {
pub garage: Arc<Garage>,
}
impl Repair {
pub async fn repair_worker(
&self,
opt: RepairOpt,
must_exit: watch::Receiver<bool>,
) -> Result<(), Error> {
let todo = |x| opt.what.as_ref().map(|y| *y == x).unwrap_or(true);
if todo(RepairWhat::Tables) {
info!("Launching a full sync of tables");
self.garage
.bucket_table
.syncer
.load_full()
.unwrap()
.add_full_scan()
.await;
self.garage
.object_table
.syncer
.load_full()
.unwrap()
.add_full_scan()
.await;
self.garage
.version_table
.syncer
.load_full()
.unwrap()
.add_full_scan()
.await;
self.garage
.block_ref_table
.syncer
.load_full()
.unwrap()
.add_full_scan()
.await;
self.garage
.key_table
.syncer
.load_full()
.unwrap()
.add_full_scan()
.await;
}
// TODO: wait for full sync to finish before proceeding to the rest?
if todo(RepairWhat::Versions) {
info!("Repairing the versions table");
self.repair_versions(&must_exit).await?;
}
if todo(RepairWhat::BlockRefs) {
info!("Repairing the block refs table");
self.repair_block_ref(&must_exit).await?;
}
if opt.what.is_none() {
info!("Repairing the RC");
self.repair_rc(&must_exit).await?;
}
if todo(RepairWhat::Blocks) {
info!("Repairing the stored blocks");
self.garage
.block_manager
.repair_data_store(&must_exit)
.await?;
}
Ok(())
}
async fn repair_versions(&self, must_exit: &watch::Receiver<bool>) -> Result<(), Error> {
let mut pos = vec![];
while let Some((item_key, item_bytes)) = self.garage.version_table.store.get_gt(&pos)? {
pos = item_key.to_vec();
let version = rmp_serde::decode::from_read_ref::<_, Version>(item_bytes.as_ref())?;
if version.deleted {
continue;
}
let object = self
.garage
.object_table
.get(&version.bucket, &version.key)
.await?;
let version_exists = match object {
Some(o) => o
.versions()
.iter()
.any(|x| x.uuid == version.uuid && x.state != ObjectVersionState::Aborted),
None => {
warn!(
"Repair versions: object for version {:?} not found, skipping.",
version
);
continue;
}
};
if !version_exists {
info!("Repair versions: marking version as deleted: {:?}", version);
self.garage
.version_table
.insert(&Version::new(
version.uuid,
version.bucket,
version.key,
true,
vec![],
))
.await?;
}
if *must_exit.borrow() {
break;
}
}
Ok(())
}
async fn repair_block_ref(&self, must_exit: &watch::Receiver<bool>) -> Result<(), Error> {
let mut pos = vec![];
while let Some((item_key, item_bytes)) = self.garage.block_ref_table.store.get_gt(&pos)? {
pos = item_key.to_vec();
let block_ref = rmp_serde::decode::from_read_ref::<_, BlockRef>(item_bytes.as_ref())?;
if block_ref.deleted {
continue;
}
let version = self
.garage
.version_table
.get(&block_ref.version, &EmptyKey)
.await?;
let ref_exists = match version {
Some(v) => !v.deleted,
None => {
warn!(
"Block ref repair: version for block ref {:?} not found, skipping.",
block_ref
);
continue;
}
};
if !ref_exists {
info!(
"Repair block ref: marking block_ref as deleted: {:?}",
block_ref
);
self.garage
.block_ref_table
.insert(&BlockRef {
block: block_ref.block,
version: block_ref.version,
deleted: true,
})
.await?;
}
if *must_exit.borrow() {
break;
}
}
Ok(())
}
async fn repair_rc(&self, _must_exit: &watch::Receiver<bool>) -> Result<(), Error> {
// TODO
warn!("repair_rc: not implemented");
Ok(())
}
}
|
