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Implement environment variable management. This actually wires up the environment variable handling to libpam, so that applications and modules can manage the environment through the authentication process.
author Paul Fisher <paul@pfish.zone>
date Tue, 24 Jun 2025 17:08:01 -0400
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1 # 🍳 nonstick
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3 Nonstick lets you use PAM (Pluggable Authentication Modules) from Rust without getting stuck in unsafe code.
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5 ## Status
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7 This is currently somewhat incomplete.
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9 It provides fairly robust functionality for developing PAM modules (i.e., backends that PAM calls to authenticate users or do something similar).
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10 [Linux-PAM](https://github.com/linux-pam/linux-pam) is the only _tested_ PAM implementation, but it compiles against OpenPAM.
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12 *If you’re looking for a library to implement a PAM client* (i.e., something that authenticates using PAM), consider the [`pam` crate](https://crates.io/crates/pam) for now.
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14 APIs are likely to break before v0.1.0, but thereafter should stabilize to an eventual 1.0 release.
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15 After v0.1.0, the shape of the API should be mostly formed, and most of what happens will be adding new features.
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17 Goals include:
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19 - Bindings for PAM clients.
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20 - Additional PAM features, like environment variables.
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21 - Way more documentation.
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23 ## Credits
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25 This is a direct fork of [Anthony Nowell](http://anowell.com/)’s [`pam-rs`/`pam-bindings` crate](https://crates.io/crates/pam-bindings).
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26 `pam-rs` was in turn inspired by:
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28 - [`rust-pam` by tozny](https://github.com/tozny/rust-pam)
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29 - [`pam_groupmap` by ndenev](https://github.com/ndenev/pam_groupmap)
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30 - [`pam-http` by beatgammit](https://github.com/beatgammit/pam-http)