Jialun Cai

Improve Observability

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## Problems: Logging: - mixed-use `plain-text logging` and `structural logging` - coverage - convention ## Goals scope: logging/metrics/tracing - standardize convention and improve the coding experience - improve debug efficiency...

Add `codegen` command to generate BTF bindings for kprobetcp

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Run `cargo +nightly xtask codegen` to generate `krpobetcp-ebpf/src/bindings.rs`. - - - This change is [](https://reviewable.io/reviews/aya-rs/book/83)

Optimize CIDR aggregation to improve performance and reduce memory usage

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#### What type of PR is this? /kind cleanup #### What this PR does / why we need it: Optimize CIDR aggregation to improve performance and reduce memory usage ```...

Aggregate NSG destination addresses optimally

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#### What type of PR is this? /kind feature #### What this PR does / why we need it: #### Which issue(s) this PR fixes: Fixes #5919 #### Special notes...

Skip updating NSG when restarting CCM if there are no changes to NSG

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#### What happened: #### What you expected to happen: #### How to reproduce it (as minimally and precisely as possible): #### Anything else we need to know?: #### Environment: -...

Updating the node label `node.kubernetes.io/exclude-from-external-load-balancers` doesn't work as expected

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#### What happened: When updating nodepool or node with label `node.kubernetes.io/exclude-from-external-load-balancers`, it doesn't update the LB Backend Pool and VMSS settings properly. Copy the [test scripts](https://gist.github.com/zarvd/3f5ecf832a7319d4e2dbd8d2332b157e) to run test scenarios....

[azidentity] Allow Identity Binding mode to be set via configuration options instead of env vars

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### Feature Request Follow-up to: #25056 #### Background Tody the identity binding mode in workload identity is controlled only via environment variables defined in: https://github.com/Azure/azure-sdk-for-go/blob/4620071edb714a0087405b84a662696ec52e8ed0/sdk/azidentity/internal/customtokenproxy/transport.go#L20-L26 In addition, the Azure Federated...

[azidentity] Allow Identity Binding mode to be set via configuration options

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fix #25663 - [x] The purpose of this PR is explained in this or a referenced issue. - [x] The PR does not update generated files. - These files are...