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Diffstat (limited to 'runsc/boot/config.go')
-rw-r--r--runsc/boot/config.go10
1 files changed, 9 insertions, 1 deletions
diff --git a/runsc/boot/config.go b/runsc/boot/config.go
index 2d89ad87e..b98e38ae9 100644
--- a/runsc/boot/config.go
+++ b/runsc/boot/config.go
@@ -198,10 +198,17 @@ type Config struct {
// WatchdogAction sets what action the watchdog takes when triggered.
WatchdogAction watchdog.Action
- // PanicSignal register signal handling that panics. Usually set to
+ // PanicSignal registers signal handling that panics. Usually set to
// SIGUSR2(12) to troubleshoot hangs. -1 disables it.
+ //
+ // PanicSignal takes precedence over TraceSignal.
PanicSignal int
+ // TraceSignal registers signal handling that logs a traceback of all
+ // goroutines. Usually set to SIGUSR2(12) to troubleshoot hangs. -1
+ // disables it.
+ TraceSignal int
+
// TestOnlyAllowRunAsCurrentUserWithoutChroot should only be used in
// tests. It allows runsc to start the sandbox process as the current
// user, and without chrooting the sandbox process. This can be
@@ -228,5 +235,6 @@ func (c *Config) ToFlags() []string {
"--strace-log-size=" + strconv.Itoa(int(c.StraceLogSize)),
"--watchdog-action=" + c.WatchdogAction.String(),
"--panic-signal=" + strconv.Itoa(c.PanicSignal),
+ "--trace-signal=" + strconv.Itoa(c.TraceSignal),
}
}