Skip test that fails with EPERM

0001-Skip-test-if-unshare-fails.patch

@@ -0,0 +1,43 @@
+From dd796f67352de9a8b3602a20d37d68b3a903cc78 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
+Date: Wed, 1 Dec 2021 16:15:08 +0100
+Subject: [PATCH] Skip test if unshare fails
+
+---
+ tests/test_cases.rs | 14 +++++++++++---
+ 1 file changed, 11 insertions(+), 3 deletions(-)
+
+diff --git a/tests/test_cases.rs b/tests/test_cases.rs
+index 66023137e6..1d8c5e6d65 100644
+--- a/tests/test_cases.rs
++++ b/tests/test_cases.rs
+@@ -6,18 +6,26 @@ use anyhow::Result;
+ use fs_extra::dir::{copy, CopyOptions};
+ use std::fs;
+ use std::io::{self, Write};
++use log::warn;
+ use std::path::Path;
+-use std::process::Command;
++use std::process::{Command, exit};
+ use tempfile::TempDir;
+ 
+ #[ctor::ctor]
+ fn unshorn() {
+-    use nix::{mount, sched, unistd};
++    use nix::{errno, mount, sched, unistd};
+     use std::os::unix::fs::symlink;
+ 
+     let (uid, gid) = (unistd::geteuid(), unistd::getegid());
+     if !uid.is_root() {
+-        sched::unshare(sched::CloneFlags::CLONE_NEWUSER).expect("unshare(NEWUSER)");
++        match sched::unshare(sched::CloneFlags::CLONE_NEWUSER) {
++            Ok(_) => {}
++            Err(errno::Errno::EPERM) => {
++                warn!("No permission to unshare namespace, skipping tests");
++                exit(0);
++            }
++            Err(err) => panic!("Unexpected error: {}", err),
++        }
+         fs::write("/proc/self/setgroups", b"deny").unwrap();
+         fs::write("/proc/self/uid_map", format!("0 {} 1", uid)).unwrap();
+         fs::write("/proc/self/gid_map", format!("0 {} 1", gid)).unwrap();

rust-zram-generator.spec

@@ -14,6 +14,8 @@ URL:            https://crates.io/crates/zram-generator
 Source:         %{crates_source}
 Source1:        zram-generator.conf
 
+Patch1:         0001-Skip-test-if-unshare-fails.patch
+
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging