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Filter out correctly tombstones in index
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This commit is contained in:
Alex 2022-04-22 15:29:05 +02:00
parent 91faae679f
commit 362e7570a3
Signed by: lx
GPG Key ID: 0E496D15096376BE
4 changed files with 75 additions and 45 deletions
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98
k2v_test.py
View File

@ -25,50 +25,68 @@ print(response.headers)
print(response.text)
print("-- Put initial (no CT)")
response = requests.put('http://localhost:3812/alex/root?sort_key=b',
auth=auth,
data='{}: Hello, world!'.format(datetime.timestamp(datetime.now())))
print(response.headers)
print(response.text)
sort_keys = ["a", "b", "c", "d"]
print("-- Get")
response = requests.get('http://localhost:3812/alex/root?sort_key=b',
auth=auth)
print(response.headers)
print(response.text)
ct = response.headers["x-garage-causality-token"]
for sk in sort_keys:
print("-- (%s) Put initial (no CT)"%sk)
response = requests.put('http://localhost:3812/alex/root?sort_key=%s'%sk,
auth=auth,
data='{}: Hello, world!'.format(datetime.timestamp(datetime.now())))
print(response.headers)
print(response.text)
print("-- Get")
response = requests.get('http://localhost:3812/alex/root?sort_key=%s'%sk,
auth=auth)
print(response.headers)
print(response.text)
ct = response.headers["x-garage-causality-token"]
print("-- ReadIndex")
response = requests.get('http://localhost:3812/alex',
auth=auth)
print(response.headers)
print(response.text)
print("-- Put with CT")
response = requests.put('http://localhost:3812/alex/root?sort_key=%s'%sk,
auth=auth,
headers={'x-garage-causality-token': ct},
data='{}: Good bye, world!'.format(datetime.timestamp(datetime.now())))
print(response.headers)
print(response.text)
print("-- Get")
response = requests.get('http://localhost:3812/alex/root?sort_key=%s'%sk,
auth=auth)
print(response.headers)
print(response.text)
print("-- Put again with same CT (concurrent)")
response = requests.put('http://localhost:3812/alex/root?sort_key=%s'%sk,
auth=auth,
headers={'x-garage-causality-token': ct},
data='{}: Concurrent value, oops'.format(datetime.timestamp(datetime.now())))
print(response.headers)
print(response.text)
for sk in sort_keys:
print("-- (%s) Get"%sk)
response = requests.get('http://localhost:3812/alex/root?sort_key=%s'%sk,
auth=auth)
print(response.headers)
print(response.text)
ct = response.headers["x-garage-causality-token"]
print("-- Delete")
response = requests.delete('http://localhost:3812/alex/root?sort_key=%s'%sk,
headers={'x-garage-causality-token': ct},
auth=auth)
print(response.headers)
print(response.text)
print("-- ReadIndex")
response = requests.get('http://localhost:3812/alex',
auth=auth)
print(response.headers)
print(response.text)
print("-- Put with CT")
response = requests.put('http://localhost:3812/alex/root?sort_key=b',
auth=auth,
headers={'x-garage-causality-token': ct},
data='{}: Good bye, world!'.format(datetime.timestamp(datetime.now())))
print(response.headers)
print(response.text)
print("-- Get")
response = requests.get('http://localhost:3812/alex/root?sort_key=b',
auth=auth)
print(response.headers)
print(response.text)
print("-- Put again with same CT (concurrent)")
response = requests.put('http://localhost:3812/alex/root?sort_key=b',
auth=auth,
headers={'x-garage-causality-token': ct},
data='{}: Concurrent value, oops'.format(datetime.timestamp(datetime.now())))
print(response.headers)
print(response.text)
print("-- Get")
response = requests.get('http://localhost:3812/alex/root?sort_key=b',
auth=auth)
print(response.headers)
print(response.text)

3
src/api/k2v/index.rs
View File

@ -7,6 +7,7 @@ use garage_util::data::*;
use garage_util::error::Error as GarageError;
use garage_rpc::ring::Ring;
use garage_table::util::*;
use garage_model::garage::Garage;
@ -30,7 +31,7 @@ pub async fn handle_read_index(
&start,
&end,
limit,
None,
Some((DeletedFilter::NotDeleted, ring.layout.node_id_vec.clone())),
)
.await?;

17
src/model/index_counter.rs
View File

@ -43,8 +43,11 @@ impl<T: CounterSchema> Entry<T::P, T::S> for CounterEntry<T> {
impl<T: CounterSchema> CounterEntry<T> {
pub fn filtered_values(&self, ring: &Ring) -> HashMap<String, i64> {
let nodes = &ring.layout.node_id_vec;
let nodes = &ring.layout.node_id_vec[..];
self.filtered_values_with_nodes(nodes)
}
pub fn filtered_values_with_nodes(&self, nodes: &[Uuid]) -> HashMap<String, i64> {
let mut ret = HashMap::new();
for (name, vals) in self.values.iter() {
let new_vals = vals
@ -104,14 +107,22 @@ impl<T: CounterSchema> TableSchema for CounterTable<T> {
type P = T::P;
type S = T::S;
type E = CounterEntry<T>;
type Filter = DeletedFilter;
type Filter = (DeletedFilter, Vec<Uuid>);
fn updated(&self, _old: Option<&Self::E>, _new: Option<&Self::E>) {
// nothing for now
}
fn matches_filter(entry: &Self::E, filter: &Self::Filter) -> bool {
filter.apply(entry.is_tombstone())
if filter.0 == DeletedFilter::Any {
return true;
}
let is_tombstone = entry
.filtered_values_with_nodes(&filter.1[..])
.iter()
.all(|(_, v)| *v == 0);
filter.0.apply(is_tombstone)
}
}

2
src/table/util.rs
View File

@ -17,7 +17,7 @@ impl PartitionKey for EmptyKey {
}
}
#[derive(Clone, Copy, Debug, Serialize, Deserialize)]
#[derive(Clone, Copy, Debug, Serialize, Deserialize, PartialEq, Eq)]
pub enum DeletedFilter {
Any,
Deleted,