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feat(lb): deterministic subsetting algorithm #1289

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merged 12 commits into from
Nov 13, 2023
Merged

feat(lb): deterministic subsetting algorithm #1289

merged 12 commits into from
Nov 13, 2023

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jizhuozhi
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@jizhuozhi jizhuozhi commented Oct 10, 2023 •
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Hello @OlgaMaciaszek , PTAL

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@OlgaMaciaszek OlgaMaciaszek self-assigned this Oct 25, 2023
@OlgaMaciaszek OlgaMaciaszek added this to the 4.1.0-RC1 milestone Oct 25, 2023
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OlgaMaciaszek requested changes Oct 30, 2023
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Hello @jizhuozhi, thanks for submitting the PR. I have done an initial review after looking at the class structure. I have added some comments - please address. Also, please add documentation. I will take a look at the actual algorithm implementation and tests tomorrow and provide a second review then.

...main/java/org/springframework/cloud/loadbalancer/core/SubsetServiceInstanceListSupplier.java Outdated Show resolved Hide resolved
...main/java/org/springframework/cloud/loadbalancer/core/SubsetServiceInstanceListSupplier.java Outdated Show resolved Hide resolved
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Have added some comments. Please address. Please also add corresponding ServiceInstanceListSupplierBuilder methods and configurations property-based instantiation in LoadBalancerClientConfiguration.

...main/java/org/springframework/cloud/loadbalancer/core/SubsetServiceInstanceListSupplier.java Show resolved Hide resolved
...main/java/org/springframework/cloud/loadbalancer/core/SubsetServiceInstanceListSupplier.java Show resolved Hide resolved
.../java/org/springframework/cloud/loadbalancer/core/SubsetServiceInstanceListSupplierTest.java Show resolved Hide resolved
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Have added some comments - please address them.

...mons/src/main/java/org/springframework/cloud/client/loadbalancer/LoadBalancerProperties.java Outdated Show resolved Hide resolved
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...main/java/org/springframework/cloud/loadbalancer/core/SubsetServiceInstanceListSupplier.java Outdated
super(delegate);
LoadBalancerProperties properties = factory.getProperties(getServiceId());
String instanceId = properties.getSubset().getInstanceId();
if (StringUtils.hasText(instanceId)) {
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Please document this entire logic.

@OlgaMaciaszek OlgaMaciaszek modified the milestones: 4.1.0-RC1, 4.1.0 Nov 2, 2023
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Hi @jizhuozhi, will you be able to finish this PR up soon? I'd like to get this feature included in 4.1.0.

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Have added a comment. Please address.

.../java/org/springframework/cloud/loadbalancer/annotation/LoadBalancerClientConfiguration.java Show resolved Hide resolved
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Thanks @jizhuozhi, now only documentation, including this: #1289 (comment), is left. Please add corresponding changes in docs/modules/ROOT/pages/spring-cloud-commons/loadbalancer.adoc.

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Thanks @jizhuozhi, now only documentation, including this: #1289 (comment), is left. Please add corresponding changes in docs/modules/ROOT/pages/spring-cloud-commons/loadbalancer.adoc.

Hello, @OlgaMaciaszek . The document has been updated, PTAL

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Thanks for working on it, @jizhuozhi. LGTM.

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Hi @Buzzardo, could you please review documentation changes?

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Fixes gh-1288.

@OlgaMaciaszek OlgaMaciaszek linked an issue Nov 10, 2023 that may be closed by this pull request
deterministic subsetting algorithm to limit the number of instances #1288
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@OlgaMaciaszek OlgaMaciaszek merged commit cefe2b5 into spring-cloud:main Nov 13, 2023
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@OlgaMaciaszek OlgaMaciaszek OlgaMaciaszek approved these changes

@Buzzardo Buzzardo Buzzardo approved these changes

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enhancement
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2023.0.0
Status: Done
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4.1.0
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deterministic subsetting algorithm to limit the number of instances
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@jizhuozhi @spencergibb @OlgaMaciaszek @Buzzardo @spring-cloud-issues