server/auth: disallow creating empty permission ranges
Signed-off-by: Hitoshi Mitake <h.mitake@gmail.com> Co-authored-by: Benjamin Wang <wachao@vmware.com>
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@ -379,7 +379,7 @@ func TestV3AuthOldRevConcurrent(t *testing.T) {
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role, user := fmt.Sprintf("test-role-%d", i), fmt.Sprintf("test-user-%d", i)
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_, err := c.RoleAdd(context.TODO(), role)
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testutil.AssertNil(t, err)
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_, err = c.RoleGrantPermission(context.TODO(), role, "", clientv3.GetPrefixRangeEnd(""), clientv3.PermissionType(clientv3.PermReadWrite))
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_, err = c.RoleGrantPermission(context.TODO(), role, "\x00", clientv3.GetPrefixRangeEnd(""), clientv3.PermissionType(clientv3.PermReadWrite))
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testutil.AssertNil(t, err)
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_, err = c.UserAdd(context.TODO(), user, "123")
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testutil.AssertNil(t, err)
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