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-rw-r--r--pkg/sentry/mm/metadata.go36
1 files changed, 33 insertions, 3 deletions
diff --git a/pkg/sentry/mm/metadata.go b/pkg/sentry/mm/metadata.go
index 9768e51f1..d2a01d48a 100644
--- a/pkg/sentry/mm/metadata.go
+++ b/pkg/sentry/mm/metadata.go
@@ -15,11 +15,41 @@
package mm
import (
- "gvisor.googlesource.com/gvisor/pkg/sentry/arch"
- "gvisor.googlesource.com/gvisor/pkg/sentry/fs"
- "gvisor.googlesource.com/gvisor/pkg/sentry/usermem"
+ "gvisor.dev/gvisor/pkg/sentry/arch"
+ "gvisor.dev/gvisor/pkg/sentry/fs"
+ "gvisor.dev/gvisor/pkg/sentry/usermem"
)
+// Dumpability describes if and how core dumps should be created.
+type Dumpability int
+
+const (
+ // NotDumpable indicates that core dumps should never be created.
+ NotDumpable Dumpability = iota
+
+ // UserDumpable indicates that core dumps should be created, owned by
+ // the current user.
+ UserDumpable
+
+ // RootDumpable indicates that core dumps should be created, owned by
+ // root.
+ RootDumpable
+)
+
+// Dumpability returns the dumpability.
+func (mm *MemoryManager) Dumpability() Dumpability {
+ mm.metadataMu.Lock()
+ defer mm.metadataMu.Unlock()
+ return mm.dumpability
+}
+
+// SetDumpability sets the dumpability.
+func (mm *MemoryManager) SetDumpability(d Dumpability) {
+ mm.metadataMu.Lock()
+ defer mm.metadataMu.Unlock()
+ mm.dumpability = d
+}
+
// ArgvStart returns the start of the application argument vector.
//
// There is no guarantee that this value is sensible w.r.t. ArgvEnd.