K8s: Default Node register period is longer with a short cycle

[VietND96]

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Description

Motivation and Context

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• I have read the contributing document.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.

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PR Type

Enhancement, Documentation

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Description

• Introduced SE_NODE_REGISTER_PERIOD and SE_NODE_REGISTER_CYCLE for node registration control.

• Updated Helm chart configurations and documentation for new environment variables.

• Added default values for SE_EVENT_BUS_PUBLISH_PORT and SE_EVENT_BUS_SUBSCRIBE_PORT.

• Enhanced environment variable handling in Dockerfile and configuration scripts.

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Changes walkthrough 📝

	Relevant files
Enhancement	_helpers.tpl Add node registration variables to pod template                    charts/selenium-grid/templates/_helpers.tpl Added nodeRegisterPeriod and nodeRegisterCycle variables to pod template. Introduced new environment variables for node registration in Kubernetes. +8/-6      Dockerfile Add new environment variables to Dockerfile                            NodeBase/Dockerfile Added SE_NODE_REGISTER_PERIOD and SE_NODE_REGISTER_CYCLE with default values. Set default values for event bus publish and subscribe ports. +4/-0      generate_config Enhance configuration script for event bus                              NodeBase/generate_config Conditional configuration for event bus based on SE_EVENT_BUS_HOST. Improved configuration script for dynamic environment variables. +6/-4      values.yaml Add node registration configurations to Helm values            charts/selenium-grid/values.yaml Added global and node-specific configurations for nodeRegisterPeriod and nodeRegisterCycle. Enhanced node configurations for custom capabilities. +28/-0
Documentation	ENV_VARIABLES.md Update documentation for new environment variables              ENV_VARIABLES.md Documented default values for SE_NODE_REGISTER_PERIOD and SE_NODE_REGISTER_CYCLE. Updated default values for event bus ports. +4/-4      CONFIGURATION.md Document new node registration configurations                        charts/selenium-grid/CONFIGURATION.md Documented nodeRegisterPeriod and nodeRegisterCycle configurations. Added details for custom node capabilities. +14/-0
Configuration changes	value.yaml Update default environment variable values                              scripts/generate_list_env_vars/value.yaml Set default values for SE_NODE_REGISTER_PERIOD and SE_NODE_REGISTER_CYCLE. Updated default values for event bus ports. +4/-4

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PR Reviewer Guide 🔍

Here are some key observations to aid the review process:

⏱️ Estimated effort to review: 2 🔵🔵⚪⚪⚪

🧪 No relevant tests

🔒 No security concerns identified

⚡ Recommended focus areas for review Configuration Logic The event bus configuration is now conditional on SE_EVENT_BUS_HOST being set. Verify this change doesn't break existing setups that rely on event bus configuration. if [[ -n "${SE_EVENT_BUS_HOST}" ]]; then echo "[events] publish = \"tcp://${SE_EVENT_BUS_HOST}:${SE_EVENT_BUS_PUBLISH_PORT}\" subscribe = \"tcp://${SE_EVENT_BUS_HOST}:${SE_EVENT_BUS_SUBSCRIBE_PORT}\" " >"$FILENAME" fi

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PR Code Suggestions ✨

Explore these optional code suggestions:

Category	Suggestion	Impact
Possible issue	Validate required event bus configuration Add validation to ensure SE_EVENT_BUS_HOST is not empty when using event bus configuration, as the current conditional might silently fail if the host is undefined. NodeBase/generate_config [17-22] -if [[ -n "${SE_EVENT_BUS_HOST}" ]]; then +if [[ -z "${SE_EVENT_BUS_HOST}" ]]; then + echo "Error: SE_EVENT_BUS_HOST is required for event bus configuration" >&2 + exit 1 +else echo "[events] publish = \"tcp://${SE_EVENT_BUS_HOST}:${SE_EVENT_BUS_PUBLISH_PORT}\" subscribe = \"tcp://${SE_EVENT_BUS_HOST}:${SE_EVENT_BUS_SUBSCRIBE_PORT}\" " >"$FILENAME" fi Apply this suggestion Suggestion importance[1-10]: 7 __ Why: The suggestion adds important error handling to prevent silent failures when SE_EVENT_BUS_HOST is undefined, which could lead to connectivity issues. This validation improves the robustness of the configuration process.	Medium
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CI Feedback 🧐

(Feedback updated until commit ef5adf7)

A test triggered by this PR failed. Here is an AI-generated analysis of the failure:

Action: Rerun workflow when failure

Failed stage: Authenticate GitHub CLI for PR [❌]

Failure summary: The action failed because the GitHub authentication token lacks the required 'read:org' permission scope. Specifically: The workflow attempted to authenticate using gh auth login --with-token The provided token (GH_CLI_TOKEN_PR) was invalid due to missing the 'read:org' scope This resulted in an authentication error and the workflow terminated with exit code 1

Relevant error logs: 1: ##[group]Operating System 2: Ubuntu ... 28: SecurityEvents: write 29: Statuses: write 30: ##[endgroup] 31: Secret source: Actions 32: Prepare workflow directory 33: Prepare all required actions 34: Getting action download info 35: Download action repository 'actions/checkout@main' (SHA:85e6279cec87321a52edac9c87bce653a07cf6c2) 36: Complete job name: Rerun workflow when failure ... 48: show-progress: true 49: lfs: false 50: submodules: false 51: set-safe-directory: true 52: env: 53: GH_CLI_TOKEN: *** 54: GH_CLI_TOKEN_PR: *** 55: RUN_ID: 13409513133 56: RERUN_FAILED_ONLY: true ... 119: ##[group]Run sudo apt update 120: �[36;1msudo apt update�[0m 121: �[36;1msudo apt install gh�[0m 122: shell: /usr/bin/bash -e {0} 123: env: 124: GH_CLI_TOKEN: *** 125: GH_CLI_TOKEN_PR: *** 126: RUN_ID: 13409513133 127: RERUN_FAILED_ONLY: true ... 172: 0 upgraded, 0 newly installed, 0 to remove and 26 not upgraded. 173: ##[group]Run echo "$GH_CLI_TOKEN_PR" | gh auth login --with-token 174: �[36;1mecho "$GH_CLI_TOKEN_PR" | gh auth login --with-token�[0m 175: shell: /usr/bin/bash -e {0} 176: env: 177: GH_CLI_TOKEN: *** 178: GH_CLI_TOKEN_PR: *** 179: RUN_ID: 13409513133 180: RERUN_FAILED_ONLY: true 181: RUN_ATTEMPT: 1 182: ##[endgroup] 183: error validating token: missing required scope 'read:org' 184: ##[error]Process completed with exit code 1.