argoproj-labs/argocd-image-updater
Argocd Image Updater
Argo CD Image Updater is a tool designed to automate the lifecycle of container images within Kubernetes environments. It monitors container registries for new software versions and automatically updates the corresponding image tags in version control repositories to ensure that running workloads remain current.
The system distinguishes itself by maintaining a declarative state through GitOps synchronization, where updated image references are committed directly back to version control. It employs a controller-based reconciliation loop that periodically polls registries for metadata or reacts to incoming webhook notifications to trigger immediate updates. This process allows for the application of specific versioning strategies, such as semantic versioning or pattern matching, to determine which image tags are appropriate for deployment.
The tool supports secure operations by managing credentials for private container registries, ensuring that metadata retrieval and image inspection remain authorized. It integrates with existing deployment manifests to override parameters, facilitating automated software delivery pipelines that keep cluster environments aligned with the latest available container images.
Features
- Automated Image Updates - Monitors container registries for new versions and automatically updates Kubernetes manifests to keep workloads current.
- GitOps State Synchronization - Continuously reconciles the live state of a Kubernetes cluster with container image versions defined in Git repositories.
- Automated Container Image Updaters - Monitors container registries and automatically updates image tags in Git repositories to keep Kubernetes workloads current.
- GitOps Deployment Management - Automates application state synchronization by committing container image updates directly to version control.
- Container State Reconciliation - Employs a controller-based reconciliation loop to continuously compare desired container states against registry metadata.
- Cluster State Synchronization - Commits updated image references back to version control to maintain a declarative and auditable cluster state.
- Git Repository Synchronizers - Commits updated image references to version control to synchronize cluster state with source code.
- Image Stream Lifecycles - Ensures running workloads stay current by automatically detecting and applying the latest container image tags.
- Container Image Versioning - Applies semantic versioning and pattern matching to select and deploy the latest container images.
- Continuous Delivery Pipelines - Integrates registry webhooks into deployment workflows to enable immediate environment updates.
- Event-Driven Function Triggers - Reacts to incoming registry webhooks to trigger immediate update cycles and reduce latency.
- Version Update Configurations - Applies versioning strategies like semantic versioning or pattern matching to control software update selection.
- Registry Version Polling - Periodically queries remote container registries to discover new image tags and verify version availability.
- Deployment Parameter Overrides - Modifies configuration parameters within deployment manifests to maintain environment consistency during image updates.
- Image Tag Filtering - Filters container image tags using versioning rules or pattern matching to select appropriate deployment versions.
- GitOps And Continuous Delivery - Automatically update container images for Kubernetes workloads managed by Argo CD.
Star history
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