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41 lines
1.0 KiB
41 lines
1.0 KiB
use crate::command_runner::CommandRunner;
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use crate::symbols::Symbol;
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use std::error::Error;
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#[derive(Debug)]
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pub struct Cron<'r, C, U, R> {
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user: U,
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content: C,
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command_runner: &'r R,
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}
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impl<'r, U, R> Cron<'r, String, U, R> {
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pub fn new<C: AsRef<str>>(user: U, content: C, command_runner: &'r R) -> Self {
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Self {
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user,
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content: String::from(content.as_ref()) + "\n",
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command_runner,
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}
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}
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}
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impl<C: AsRef<str>, U: AsRef<str>, R: CommandRunner> Symbol for Cron<'_, C, U, R> {
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fn target_reached(&self) -> Result<bool, Box<dyn Error>> {
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let tab = self
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.command_runner
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.get_output("crontab", args!["-l", "-u", self.user.as_ref()])?;
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Ok(tab == self.content.as_ref().as_bytes())
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}
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fn execute(&self) -> Result<(), Box<dyn Error>> {
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let output = self.command_runner.run_with_args_and_stdin(
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"crontab",
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args!["-u", self.user.as_ref(), "-",],
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self.content.as_ref(),
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)?;
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if !output.status.success() {
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return Err(String::from_utf8(output.stderr)?.into());
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}
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Ok(())
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}
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}
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