Introduction to Cadence Project
Cadence is a powerful open-source orchestration engine originally developed by Uber, allowing users to build, run, and manage workflows efficiently. The project provides the tools necessary to create scalable and reliable services, enabling a wide array of applications from microservices to larger enterprise-grade solutions.
Key Components and Features
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Client Libraries: Developers can define workflows using client libraries. Officially, Cadence supports Go and Java client libraries, while Python and Ruby libraries are community-contributed. This flexibility ensures compatibility with various programming environments.
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iWF DSL Framework: Developers can use the iWF as a Domain Specific Language (DSL) framework on top of Cadence for enhanced workflow orchestration.
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Community and Documentation: Cadence boasts an active community with discussions happening on platforms such as GitHub, StackOverflow, and Slack. This active involvement ensures continuous improvement and support. Documentation is accessible for contributors and users needing guidance on various processes.
Getting Started with Cadence
To kickstart with Cadence, users can set up the Cadence server locally using Docker. This makes the development and testing phase more manageable without needing complex configurations. Sample workflows are available in Go and Java, allowing users to grasp the basic functionalities and operations of Cadence seamlessly.
Tools and Utilities
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Cadence CLI: This tool offers extensive control over workflows, task lists, domains, and clusters. The CLI can be installed using package managers like Homebrew or Docker. Users can explore numerous operations through intuitive tabbed commands.
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Cadence Web: Provides a web interface to visualize and monitor workflows running on Cadence, making it easier to manage and debug the services.
Development and Contribution
The Cadence project encourages contributions and improvements from the community. For those willing to contribute, Cadence provides a detailed contribution guide. Discussions for feature proposals often start on the Slack channel, ensuring that ideas align with existing project directions and needs.
Additional Tools
Cadence also includes several ancillary tools for specific tasks:
- Bench/Stress Test Tools: These are crafted for benchmarking workflow performance and resilience.
- Canary Tools: Periodically verify the health of Cadence features.
- Schema Tools: Assist with setting up and upgrading database schemas, compatible with both SQL and Cassandra.
Final Notes
Cadence, licensed under MIT, supports an ecosystem that encourages sharing and enhancement. Whether you are looking to manage simple workflows or construct complex microservices, Cadence provides robust tools and an active community to support your project's needs. Interested individuals can explore further via Cadence’s documentation and various community channels for collaboration and support.