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-rw-r--r--src/syscall/exec_linux_test.go9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/syscall/exec_linux_test.go b/src/syscall/exec_linux_test.go
index 17df8f445e..f551e87736 100644
--- a/src/syscall/exec_linux_test.go
+++ b/src/syscall/exec_linux_test.go
@@ -84,6 +84,15 @@ func checkUserNS(t *testing.T) {
t.Skip("kernel doesn't support user namespaces")
}
}
+
+ // On Centos 7.5+, user namespaces are disabled if user.max_user_namespaces = 0
+ if _, err := os.Stat("/proc/sys/user/max_user_namespaces"); err == nil {
+ buf, errRead := ioutil.ReadFile("/proc/sys/user/max_user_namespaces")
+ if errRead == nil && buf[0] == '0' {
+ t.Skip("kernel doesn't support user namespaces")
+ }
+ }
+
// When running under the Go continuous build, skip tests for
// now when under Kubernetes. (where things are root but not quite)
// Both of these are our own environment variables.