vasilito
8acc73d774
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44 lines
1.4 KiB
Diff
44 lines
1.4 KiB
Diff
diff --git a/daemon/src/lib.rs b/daemon/src/lib.rs
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index 9f507221..c57d91dc 100644
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--- a/daemon/src/lib.rs
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+++ b/daemon/src/lib.rs
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@@ -11,12 +11,23 @@ use redox_scheme::Socket;
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use redox_scheme::scheme::{SchemeAsync, SchemeSync};
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unsafe fn get_fd(var: &str) -> RawFd {
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- let fd: RawFd = std::env::var(var).unwrap().parse().unwrap();
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+ let fd: RawFd = match std::env::var(var)
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+ .map_err(|e| eprintln!("daemon: env var {var} not set: {e}"))
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+ .ok()
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+ .and_then(|val| {
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+ val.parse()
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+ .map_err(|e| eprintln!("daemon: failed to parse {var} as fd: {e}"))
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+ .ok()
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+ }) {
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+ Some(fd) => fd,
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+ None => return -1,
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+ };
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if unsafe { libc::fcntl(fd, libc::F_SETFD, libc::FD_CLOEXEC) } == -1 {
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- panic!(
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+ eprintln!(
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"daemon: failed to set CLOEXEC flag for {var} fd: {}",
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io::Error::last_os_error()
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);
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+ return -1;
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}
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fd
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}
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@@ -51,7 +62,11 @@ impl Daemon {
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/// Notify the process that the daemon is ready to accept requests.
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pub fn ready(mut self) {
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- self.write_pipe.write_all(&[0]).unwrap();
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+ if let Err(err) = self.write_pipe.write_all(&[0]) {
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+ if err.kind() != io::ErrorKind::BrokenPipe {
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+ eprintln!("daemon::ready write failed: {err}");
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+ }
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+ }
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}
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/// Executes `Command` as a child process.
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