24 lines
575 B
Rust
24 lines
575 B
Rust
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use std::os::unix::io::RawFd;
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use nix::sys::socket::sockopt::{KeepAlive, TcpKeepIdle};
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use nix::sys::socket::setsockopt;
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pub const PROXMOX_BACKUP_TCP_KEEPALIVE_TIME: u32 = 120;
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/// Set TCP keepalive time on a socket
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///
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/// See "man 7 tcp" for details.
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///
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/// The default on Linix is 7200 (2 hours) which is much too long for
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/// our backup tools.
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pub fn set_tcp_keepalive(
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socket_fd: RawFd,
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tcp_keepalive_time: u32,
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) -> nix::Result<()> {
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setsockopt(socket_fd, KeepAlive, &true)?;
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setsockopt(socket_fd, TcpKeepIdle, &tcp_keepalive_time)?;
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Ok(())
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}
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