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Secret flows [![Documentation](https://img.shields.io/docsrs/secret-flows)](https://docs.rs/secret-flows/latest/secret_flows/) [![Matrix](https://img.shields.io/matrix/pimalaya:matrix.org?color=success\u0026label=chat)](https://matrix.to/#/#pimalaya:matrix.org)\n\nRust **I/O-free** library to retrieve secrets from different sources, based on [process-flows](https://crates.io/crates/process-flows) and [keyring-flows](https://crates.io/crates/keyring-flows).\n\n## Design\n\nThis library does not perform any I/O. Instead, it exposes *I/O-free*, *composable* and *iterable* state machines *so called flows*.\n\nA **flow** emits I/O **requests**, which should be processed by I/O **handlers**. A flow is considered *terminated* when it does not emit I/O requests anymore.\n\nSecret flows emit I/O requests defined by [process-flows](https://docs.rs/process-flows/latest/process_flows/handlers) and [keyring-flows](https://docs.rs/keyring-flows/latest/keyring_flows/handlers) crates, so any I/O handler from them should work.\n\n## Examples\n\n### Read secret synchronously\n\n```rust,ignore\nuse keyring_flows::{handlers::std::Handler as handle_keyring_std};\nuse process_flows::{handlers::std::handle as handle_process_std};\nuse secret_flows::{ReadFromCommand, ReadFromKeyring, Secret};\n\n// from a secret::Secret enum\nlet secret = match secret {\n    Secret::Raw(secret) =\u003e secret,\n    Secret::Command(cmd) =\u003e {\n        let mut read = ReadFromCommand::new(cmd);\n        loop {\n            match read.next() {\n                Ok(secret) =\u003e break secret,\n                Err(io) =\u003e handle_process_std(\u0026mut read, io).unwrap(),\n            }\n        }\n    }\n    Secret::Keyring(entry) =\u003e {\n        let mut read = ReadFromKeyring::new(entry);\n        loop {\n            match read.next() {\n                Ok(secret) =\u003e break secret,\n                Err(io) =\u003e handle_keyring_std(\u0026mut read, io).unwrap(),\n            }\n        }\n    }\n}\n```\n\n*See complete example at [./examples/read](https://github.com/pimalaya/secret/blob/master/examples/read.rs).*\n\n## Sponsoring\n\n[![nlnet](https://nlnet.nl/logo/banner-160x60.png)](https://nlnet.nl/)\n\nSpecial thanks to the [NLnet foundation](https://nlnet.nl/) and the [European Commission](https://www.ngi.eu/) that helped the project to receive financial support from various programs:\n\n- [NGI Assure](https://nlnet.nl/project/Himalaya/) in 2022\n- [NGI Zero Entrust](https://nlnet.nl/project/Pimalaya/) in 2023\n- [NGI Zero Core](https://nlnet.nl/project/Pimalaya-PIM/) in 2024 *(still ongoing)*\n\nIf you appreciate the project, feel free to donate using one of the following providers:\n\n[![GitHub](https://img.shields.io/badge/-GitHub%20Sponsors-fafbfc?logo=GitHub%20Sponsors)](https://github.com/sponsors/soywod)\n[![Ko-fi](https://img.shields.io/badge/-Ko--fi-ff5e5a?logo=Ko-fi\u0026logoColor=ffffff)](https://ko-fi.com/soywod)\n[![Buy Me a 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