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[#185] Control timeout of tree service operations

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Implemented context timeout for all tree service operations except those that return a GRPC stream

Signed-off-by: Nikita Zinkevich <n.zinkevich@yadro.com>
This commit is contained in:
Nikita Zinkevich 2024-10-23 17:36:08 +03:00
parent 5361f0eceb
commit 16a4c016fe
Signed by: nzinkevich
GPG key ID: 748EA1D0B2E6420A
1 changed files with 27 additions and 4 deletions
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31
pool/tree/pool.go
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@ -66,6 +66,7 @@ type InitParameters struct {
logger *zap.Logger
nodeDialTimeout time.Duration
nodeStreamTimeout time.Duration
connTimeout time.Duration
healthcheckTimeout time.Duration
clientRebalanceInterval time.Duration
nodeParams []pool.NodeParam
@ -91,6 +92,7 @@ type Pool struct {
methods []*pool.MethodStatus
maxRequestAttempts int
connTimeout time.Duration
startIndicesMtx sync.RWMutex
// startIndices points to the client from which the next request will be executed.
@ -231,6 +233,7 @@ func NewPool(options InitParameters) (*Pool, error) {
clientRebalanceInterval: options.clientRebalanceInterval,
},
maxRequestAttempts: options.maxRequestAttempts,
connTimeout: options.connTimeout,
methods: methods,
}
@ -306,6 +309,11 @@ func (x *InitParameters) SetHealthcheckTimeout(timeout time.Duration) {
x.healthcheckTimeout = timeout
}
// SetConnectionTimeout specifies the timeout for operation in each request retry.
func (x *InitParameters) SetConnectionTimeout(timeout time.Duration) {
x.connTimeout = timeout
}
// SetClientRebalanceInterval specifies the interval for updating nodes health status.
//
// See also Pool.Dial.
@ -489,7 +497,9 @@ func (p *Pool) AddNode(ctx context.Context, prm AddNodeParams) (uint64, error) {
var resp *grpcService.AddResponse
err := p.requestWithRetry(ctx, func(client grpcService.TreeServiceClient) (inErr error) {
resp, inErr = client.Add(ctx, request)
reqCtx, cancel := getTimeoutContext(ctx, p.connTimeout)
defer cancel()
resp, inErr = client.Add(reqCtx, request)
return handleError("failed to add node", inErr)
})
p.methods[methodAddNode].IncRequests(time.Since(start))
@ -524,7 +534,9 @@ func (p *Pool) AddNodeByPath(ctx context.Context, prm AddNodeByPathParams) (uint
var resp *grpcService.AddByPathResponse
err := p.requestWithRetry(ctx, func(client grpcService.TreeServiceClient) (inErr error) {
resp, inErr = client.AddByPath(ctx, request)
reqCtx, cancel := getTimeoutContext(ctx, p.connTimeout)
defer cancel()
resp, inErr = client.AddByPath(reqCtx, request)
return handleError("failed to add node by path", inErr)
})
p.methods[methodAddNodeByPath].IncRequests(time.Since(start))
@ -566,7 +578,9 @@ func (p *Pool) MoveNode(ctx context.Context, prm MoveNodeParams) error {
}
err := p.requestWithRetry(ctx, func(client grpcService.TreeServiceClient) error {
if _, err := client.Move(ctx, request); err != nil {
reqCtx, cancel := getTimeoutContext(ctx, p.connTimeout)
defer cancel()
if _, err := client.Move(reqCtx, request); err != nil {
return handleError("failed to move node", err)
}
return nil
@ -597,7 +611,9 @@ func (p *Pool) RemoveNode(ctx context.Context, prm RemoveNodeParams) error {
}
err := p.requestWithRetry(ctx, func(client grpcService.TreeServiceClient) error {
if _, err := client.Remove(ctx, request); err != nil {
reqCtx, cancel := getTimeoutContext(ctx, p.connTimeout)
defer cancel()
if _, err := client.Remove(reqCtx, request); err != nil {
return handleError("failed to remove node", err)
}
return nil
@ -887,6 +903,13 @@ func finalError(current, candidate error) error {
return current
}
func getTimeoutContext(ctx context.Context, timeout time.Duration) (context.Context, context.CancelFunc) {
if timeout != 0 {
return context.WithTimeout(ctx, timeout)
}
return ctx, func() {}
}
type reqKeyType struct{}
// SetRequestID sets request identifier to context so when some operations are logged in tree pool