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Use SIGTERM instead of SIGKILL on PVF worker version mismatch (#6981)

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This commit is contained in:
s0me0ne-unkn0wn
2023-03-30 21:41:54 +02:00
committed by GitHub
parent 4bc867cd45
commit a946ca2daf
1 changed files with 2 additions and 2 deletions
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polkadot/node/core/pvf/src/worker_common.rs
+2 -2
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@@ -416,7 +416,7 @@ pub async fn framed_recv(r: &mut (impl AsyncRead + Unpin)) -> io::Result<Vec<u8>
Ok(buf)
}
/// In case of node and worker version mismatch (as a result of in-place upgrade), send `SIGKILL`
/// In case of node and worker version mismatch (as a result of in-place upgrade), send `SIGTERM`
/// to the node to tear it down and prevent it from raising disputes on valid candidates. Node
/// restart should be handled by the node owner. As node exits, unix sockets opened to workers
/// get closed by the OS and other workers receive error on socket read and also exit. Preparation
@@ -428,7 +428,7 @@ pub(crate) fn kill_parent_node_in_emergency() {
// some corner cases, which is checked. `kill()` never fails.
let ppid = libc::getppid();
if ppid > 1 {
libc::kill(ppid, libc::SIGKILL);
libc::kill(ppid, libc::SIGTERM);
}
}
}