ssh-agent-client-rs 0.4.0

Pure rust implementation of the ssh-agent protocol. It can be used to write clients that interact with the ssh agent.
Documentation 
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use ssh_agent_client_rs::{Client, Error, Result};
use ssh_key::PrivateKey;
use std::env;
use std::fs::read;
use std::path::Path;

/// This example removes a private key from the ssh agent that listens to the socket
/// referenced by the path in the SSH_AUTH_SOCK environment variable
/// much like the command `ssh-add -d KEY`
fn main() -> Result<()> {
    let path = env::args().nth(1).expect("argument KEY missing");
    let key_bytes = read(Path::new(&path))
        .map_err(|e| Error::IO(Some(format!("Failed to read from {}", path)), e))?;
    let key = PrivateKey::from_openssh(key_bytes)?;

    let path = env::var("SSH_AUTH_SOCK").expect("SSH_AUTH_SOCK is not set");
    let mut client = Client::connect(Path::new(path.as_str()))?;

    client.remove_identity(&key)
}