Update

src/symbols/tls/key.rs

@@ -0,0 +1,60 @@
+use std::borrow::Cow;
+use std::error::Error;
+use std::fmt;
+
+use command_runner::CommandRunner;
+use symbols::Symbol;
+
+pub struct TlsKey<'a> {
+  domain: Cow<'a, str>,
+  command_runner: &'a CommandRunner
+}
+
+impl<'a> TlsKey<'a> {
+  pub fn new(domain: Cow<'a, str>, command_runner: &'a CommandRunner) -> TlsKey<'a> {
+    TlsKey {
+      domain: domain,
+      command_runner: command_runner
+    }
+  }
+
+  fn get_path(&self) -> String {
+    format!("/etc/ssl/private/{}.key", self.domain)
+  }
+
+  fn get_bytes(&self) -> u32 {
+    4096
+  }
+}
+
+impl<'a> fmt::Display for TlsKey<'a> {
+  fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    write!(f, "TlsKey {}", self.domain)
+  }
+}
+
+impl<'a> Symbol for TlsKey<'a> {
+  fn target_reached(&self) -> Result<bool, Box<Error>> {
+    let result = self.command_runner.run_with_args("openssl", &["rsa", "-in", &self.get_path(), "-noout", "-check", "-text"]);
+    match result {
+      Err(e) => Err(Box::new(e)),
+      Ok(output) => match output.status.code() {
+        Some(0) => Ok(output.stdout.starts_with(format!("Private-Key: ({} bit)\n", self.get_bytes()).as_bytes())),
+        Some(_) => Ok(false),
+        _ => Err("Didn't work".to_string().into())
+      }
+    }
+  }
+
+  fn execute(&self) -> Result<(), Box<Error>> {
+    let output = self.command_runner.run_with_args("openssl", &["genrsa", "-out", &self.get_path(), &self.get_bytes().to_string()]);
+    match output {
+      Err(e) => Err(Box::new(e)),
+      Ok(_) => Ok(())
+    }
+  }
+}
+
+#[cfg(test)]
+mod test {
+}