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crudcomponent.rs
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use std::fmt::Debug;
use std::future::Future;
use std::sync::Arc;
use crate::collectionresolver::{orchestrate_memd_collection_id, CollectionResolver};
use crate::compressionmanager::{CompressionManager, Compressor};
use crate::crudoptions::{
AddOptions, AppendOptions, DecrementOptions, DeleteOptions, GetAndLockOptions,
GetAndTouchOptions, GetCollectionIdOptions, GetMetaOptions, GetOptions, IncrementOptions,
LookupInOptions, MutateInOptions, PrependOptions, ReplaceOptions, TouchOptions, UnlockOptions,
UpsertOptions,
};
use crate::crudresults::{
AddResult, AppendResult, DecrementResult, DeleteResult, GetAndLockResult, GetAndTouchResult,
GetCollectionIdResult, GetMetaResult, GetResult, IncrementResult, LookupInResult,
MutateInResult, PrependResult, ReplaceResult, TouchResult, UnlockResult, UpsertResult,
};
use crate::error::Result;
use crate::kvclient::KvClient;
use crate::kvclient_ops::KvClientOps;
use crate::kvclientmanager::{
orchestrate_memd_client, orchestrate_random_memd_client, KvClientManager,
KvClientManagerClientType,
};
use crate::memdx::datatype::DataTypeFlag;
use crate::memdx::error::ServerErrorKind;
use crate::memdx::hello_feature::HelloFeature;
use crate::memdx::request::{
AddRequest, AppendRequest, DecrementRequest, DeleteRequest, GetAndLockRequest,
GetAndTouchRequest, GetCollectionIdRequest, GetMetaRequest, GetRequest, IncrementRequest,
LookupInRequest, MutateInRequest, PrependRequest, ReplaceRequest, SetRequest, TouchRequest,
UnlockRequest,
};
use crate::mutationtoken::MutationToken;
use crate::nmvbhandler::NotMyVbucketConfigHandler;
use crate::retry::{error_to_retry_reason, orchestrate_retries, RetryInfo, RetryManager};
use crate::vbucketrouter::{orchestrate_memd_routing, VbucketRouter};
use futures::{FutureExt, TryFutureExt};
use log::debug;
use tokio::time::sleep;
pub(crate) struct CrudComponent<
M: KvClientManager,
V: VbucketRouter,
Nmvb: NotMyVbucketConfigHandler,
C: CollectionResolver,
Comp: Compressor,
> {
conn_manager: Arc<M>,
router: Arc<V>,
nmvb_handler: Arc<Nmvb>,
collections: Arc<C>,
retry_manager: Arc<RetryManager>,
compression_manager: Arc<CompressionManager<Comp>>,
}
// TODO: So much clone.
impl<
M: KvClientManager,
V: VbucketRouter,
Nmvb: NotMyVbucketConfigHandler,
C: CollectionResolver,
Comp: Compressor,
> CrudComponent<M, V, Nmvb, C, Comp>
{
pub(crate) fn new(
nmvb_handler: Arc<Nmvb>,
router: Arc<V>,
conn_manager: Arc<M>,
collections: Arc<C>,
retry_manager: Arc<RetryManager>,
compression_manager: Arc<CompressionManager<Comp>>,
) -> Self {
CrudComponent {
conn_manager,
router,
nmvb_handler,
collections,
retry_manager,
compression_manager,
}
}
pub(crate) async fn upsert(&self, opts: UpsertOptions<'_>) -> Result<UpsertResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, _manifest_id, vbucket_id, client| {
let mut compressor = self.compression_manager.compressor();
let (value, datatype) = match compressor.compress(
client.has_feature(HelloFeature::Snappy),
opts.datatype,
opts.value,
) {
Ok(result) => result,
Err(e) => {
return Err(e);
}
};
client
.set(SetRequest {
collection_id,
key: opts.key,
vbucket_id,
flags: opts.flags,
value,
datatype,
expiry: opts.expiry,
preserve_expiry: opts.preserve_expiry,
cas: opts.cas,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
UpsertResult {
cas: resp.cas,
mutation_token,
}
})
.await
},
)
.await
}
pub(crate) async fn get(&self, opts: GetOptions<'_>) -> Result<GetResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(true, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, _manifest_id, vbucket_id, client| {
client
.get(GetRequest {
collection_id,
key: opts.key,
vbucket_id,
on_behalf_of: None,
})
.map_ok(|resp| GetResult {
value: resp.value,
datatype: resp.datatype,
cas: resp.cas,
flags: resp.flags,
})
.await
},
)
.await
}
pub(crate) async fn get_meta(&self, opts: GetMetaOptions<'_>) -> Result<GetMetaResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(true, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, _manifest_id, vbucket_id, client| {
client
.get_meta(GetMetaRequest {
collection_id,
key: opts.key,
vbucket_id,
on_behalf_of: None,
})
.map_ok(|resp| GetMetaResult {
value: resp.value,
datatype: resp.datatype,
server_duration: resp.server_duration,
expiry: resp.expiry,
seq_no: resp.seq_no,
cas: resp.cas,
flags: resp.flags,
deleted: resp.deleted,
})
.await
},
)
.await
}
pub async fn delete(&self, opts: DeleteOptions<'_>) -> Result<DeleteResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.delete(DeleteRequest {
collection_id,
key: opts.key,
vbucket_id,
cas: opts.cas,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
DeleteResult {
cas: resp.cas,
mutation_token,
}
})
.await
},
)
.await
}
pub async fn get_and_lock(&self, opts: GetAndLockOptions<'_>) -> Result<GetAndLockResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.get_and_lock(GetAndLockRequest {
collection_id,
key: opts.key,
vbucket_id,
lock_time: opts.lock_time,
on_behalf_of: None,
})
.map_ok(|resp| GetAndLockResult {
value: resp.value,
datatype: resp.datatype,
cas: resp.cas,
flags: resp.flags,
})
.await
},
)
.await
}
pub async fn get_and_touch(&self, opts: GetAndTouchOptions<'_>) -> Result<GetAndTouchResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.get_and_touch(GetAndTouchRequest {
collection_id,
key: opts.key,
vbucket_id,
expiry: opts.expiry,
on_behalf_of: None,
})
.map_ok(|resp| GetAndTouchResult {
value: resp.value,
datatype: resp.datatype,
cas: resp.cas,
flags: resp.flags,
})
.await
},
)
.await
}
pub async fn unlock(&self, opts: UnlockOptions<'_>) -> Result<UnlockResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.unlock(UnlockRequest {
collection_id,
key: opts.key,
vbucket_id,
cas: opts.cas,
on_behalf_of: None,
})
.map_ok(|resp| UnlockResult {
// mutation token?
})
.await
},
)
.await
}
pub async fn touch(&self, opts: TouchOptions<'_>) -> Result<TouchResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.touch(TouchRequest {
collection_id,
key: opts.key,
vbucket_id,
expiry: opts.expiry,
on_behalf_of: None,
})
.map_ok(|resp| TouchResult { cas: resp.cas })
.await
},
)
.await
}
pub async fn add(&self, opts: AddOptions<'_>) -> Result<AddResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
let mut compressor = self.compression_manager.compressor();
let (value, datatype) = match compressor.compress(
client.has_feature(HelloFeature::Snappy),
opts.datatype,
opts.value,
) {
Ok(result) => result,
Err(e) => {
return Err(e);
}
};
client
.add(AddRequest {
collection_id,
key: opts.key,
vbucket_id,
flags: opts.flags,
value,
datatype,
expiry: opts.expiry,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
AddResult {
cas: resp.cas,
mutation_token,
}
})
.await
},
)
.await
}
pub async fn replace(&self, opts: ReplaceOptions<'_>) -> Result<ReplaceResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
let mut compressor = self.compression_manager.compressor();
let (value, datatype) = match compressor.compress(
client.has_feature(HelloFeature::Snappy),
opts.datatype,
opts.value,
) {
Ok(result) => result,
Err(e) => {
return Err(e);
}
};
client
.replace(ReplaceRequest {
collection_id,
key: opts.key,
vbucket_id,
flags: opts.flags,
value,
datatype,
expiry: opts.expiry,
preserve_expiry: opts.preserve_expiry,
cas: opts.cas,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
ReplaceResult {
cas: resp.cas,
mutation_token,
}
})
.await
},
)
.await
}
pub async fn append(&self, opts: AppendOptions<'_>) -> Result<AppendResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
let mut compressor = self.compression_manager.compressor();
let (value, datatype) = match compressor.compress(
client.has_feature(HelloFeature::Snappy),
DataTypeFlag::None,
opts.value,
) {
Ok(result) => result,
Err(e) => {
return Err(e);
}
};
client
.append(AppendRequest {
collection_id,
key: opts.key,
vbucket_id,
value,
datatype,
cas: opts.cas,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
AppendResult {
cas: resp.cas,
mutation_token,
}
})
.await
},
)
.await
}
pub async fn prepend(&self, opts: PrependOptions<'_>) -> Result<PrependResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
let mut compressor = self.compression_manager.compressor();
let (value, datatype) = match compressor.compress(
client.has_feature(HelloFeature::Snappy),
DataTypeFlag::None,
opts.value,
) {
Ok(result) => result,
Err(e) => {
return Err(e);
}
};
client
.prepend(PrependRequest {
collection_id,
key: opts.key,
vbucket_id,
value,
datatype,
cas: opts.cas,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
PrependResult {
cas: resp.cas,
mutation_token,
}
})
.await
},
)
.await
}
pub async fn increment(&self, opts: IncrementOptions<'_>) -> Result<IncrementResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.increment(IncrementRequest {
collection_id,
key: opts.key,
vbucket_id,
initial: opts.initial,
delta: opts.delta,
expiry: opts.expiry,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
IncrementResult {
cas: resp.cas,
value: resp.value,
mutation_token,
}
})
.await
},
)
.await
}
pub async fn decrement(&self, opts: DecrementOptions<'_>) -> Result<DecrementResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.decrement(DecrementRequest {
collection_id,
key: opts.key,
vbucket_id,
initial: opts.initial,
delta: opts.delta,
expiry: opts.expiry,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
DecrementResult {
cas: resp.cas,
value: resp.value,
mutation_token,
}
})
.await
},
)
.await
}
pub async fn lookup_in(&self, opts: LookupInOptions<'_>) -> Result<LookupInResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(true, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.lookup_in(LookupInRequest {
collection_id,
key: opts.key,
vbucket_id,
flags: opts.flags,
ops: opts.ops,
on_behalf_of: None,
})
.map_ok(|resp| LookupInResult {
value: resp.ops,
cas: resp.cas,
doc_is_deleted: resp.doc_is_deleted,
})
.await
},
)
.await
}
pub async fn mutate_in(&self, opts: MutateInOptions<'_>) -> Result<MutateInResult> {
self.orchestrate_simple_crud(
opts.key,
RetryInfo::new(false, opts.retry_strategy),
opts.scope_name,
opts.collection_name,
async |collection_id, manifest_id, vbucket_id, client| {
client
.mutate_in(MutateInRequest {
collection_id,
key: opts.key,
vbucket_id,
flags: opts.flags,
ops: opts.ops,
expiry: opts.expiry,
preserve_expiry: opts.preserve_expiry,
cas: opts.cas,
on_behalf_of: None,
durability_level: opts.durability_level,
durability_level_timeout: None,
})
.map_ok(|resp| {
let mutation_token = resp.mutation_token.map(|t| MutationToken {
vbid: vbucket_id,
vbuuid: t.vbuuid,
seqno: t.seqno,
});
MutateInResult {
value: resp.ops,
cas: resp.cas,
mutation_token,
}
})
.await
},
)
.await
}
pub(crate) async fn get_collection_id(
&self,
opts: GetCollectionIdOptions<'_>,
) -> Result<GetCollectionIdResult> {
let mut retry_info = RetryInfo::new(true, opts.retry_strategy);
loop {
let err =
match orchestrate_random_memd_client(self.conn_manager.clone(), async |client| {
client
.get_collection_id(GetCollectionIdRequest {
scope_name: opts.scope_name,
collection_name: opts.collection_name,
})
.map_ok(|resp| GetCollectionIdResult {
collection_id: resp.collection_id,
manifest_rev: resp.manifest_rev,
})
.await
})
.await
{
Ok(r) => {
return Ok(r);
}
Err(e) => e,
};
if let Some(memdx_err) = err.is_memdx_error() {
if memdx_err.is_server_error_kind(ServerErrorKind::UnknownCollectionName) {
return Err(err);
}
}
if let Some(reason) = error_to_retry_reason(&err) {
if let Some(duration) = self
.retry_manager
.maybe_retry(&mut retry_info, reason)
.await
{
debug!(
"Retrying operation after {:?} due to {:?}",
duration, reason
);
sleep(duration).await;
continue;
}
}
return Err(err);
}
}
pub(crate) async fn orchestrate_simple_crud<Fut, Resp>(
&self,
key: &[u8],
retry_info: RetryInfo,
scope_name: &str,
collection_name: &str,
operation: impl Fn(u32, u64, u16, Arc<KvClientManagerClientType<M>>) -> Fut + Send + Sync,
) -> Result<Resp>
where
Fut: Future<Output = Result<Resp>> + Send,
Resp: Send,
{
orchestrate_retries(self.retry_manager.clone(), retry_info, async || {
orchestrate_memd_collection_id(
self.collections.clone(),
scope_name,
collection_name,
async |collection_id: u32, manifest_rev: u64| {
orchestrate_memd_routing(
self.router.clone(),
self.nmvb_handler.clone(),
key,
0,
async |endpoint: String, vb_id: u16| {
orchestrate_memd_client(
self.conn_manager.clone(),
&endpoint,
async |client: Arc<KvClientManagerClientType<M>>| {
operation(collection_id, manifest_rev, vb_id, client).await
},
)
.await
},
)
.await
},
)
.await
})
.await
}
}