Learn CLOUD-CUSTODIAN with Real Code Examples

Install Python and pip

Install Cloud Custodian via `pip install c7n`

Configure cloud credentials (AWS, Azure, GCP)

Create policy YAML files

Test policies locally or on cloud environment

Install Python and Cloud Custodian

Configure cloud credentials

Prepare YAML policy files

Test execution on sample resources

Schedule or integrate into event-driven triggers

policy.yml - main policy definition

scripts/ - optional custom actions

reports/ - generated policy reports

logs/ - execution logs

env/ - credentials or environment variables

custodian validate policy.yml - check syntax

custodian run policy.yml - execute policy

custodian report policy.yml - generate report

custodian query policy.yml - test filters

custodian logs policy.yml - view logs

UTF-8 support in YAML and logs

CLI and logs primarily English

Reports can contain multi-language resource names

Community documentation in multiple languages

Custom messages or notifications configurable

Accessible via CLI and API

Multi-cloud support with single configuration

Automated reporting accessible to teams

Policies stored as versioned YAML files

Integration with CI/CD pipelines for team-wide adoption

Primarily CLI-based management

Optional dashboards for reporting

Logs and reports in structured formats

Integrations with notification systems

Visualization via third-party tools (e.g., CloudWatch dashboards)

Policies define desired resource states

Custodian execution ensures compliance

Logs track changes and actions taken

Remediation applied automatically where configured

Policy outputs used for auditing and reporting

Resource inventories retrieved from cloud APIs

Action results stored in S3, databases, or logs

Reports generated for compliance review

Secrets managed via environment variables or vaults

Metadata stored with policy executions