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47 lines
1.2 KiB
47 lines
1.2 KiB
use std::io::Result as IoResult;
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use std::process::Command;
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use std::process::Output;
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pub trait CommandRunner {
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fn run_with_args(&self, program: &str, args: &[&str]) -> IoResult<Output>;
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}
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#[derive(Debug)]
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pub struct StdCommandRunner;
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impl CommandRunner for StdCommandRunner {
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fn run_with_args(&self, program: &str, args: &[&str]) -> IoResult<Output> {
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// FIXME: logger
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println!("{} {:?}", program, args);
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let res = Command::new(program).args(args).output();
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println!("{:?}", res);
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res
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}
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}
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#[derive(Debug)]
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pub struct UserCommandRunner<'a, C> where C: 'a + CommandRunner {
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command_runner: &'a C,
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user_name: &'a str
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}
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impl<'a, C> UserCommandRunner<'a, C> where C: 'a + CommandRunner {
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pub fn new(user_name: &'a str, command_runner: &'a C) -> UserCommandRunner<'a, C> {
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UserCommandRunner {
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command_runner: command_runner,
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user_name: user_name
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}
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}
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}
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impl<'a, C> CommandRunner for UserCommandRunner<'a, C> where C: 'a + CommandRunner {
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fn run_with_args(&self, program: &str, args: &[&str]) -> IoResult<Output> {
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let mut new_args = vec![self.user_name, "-s", "/usr/bin/env", "--", program];
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new_args.extend_from_slice(args);
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self.command_runner.run_with_args("su", &new_args)
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}
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}
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#[cfg(test)]
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mod test {
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}
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