From 5efaba267fc5f01a3e82f300cfe657a7ca0c15f0 Mon Sep 17 00:00:00 2001
From: Wade Carpenter <wade@arista.com>
Date: Thu, 28 Nov 2024 13:58:13 -0800
Subject: [PATCH] demo: use fakeroot to avoid needing sudo

    ==================== Test output for //:mount_tmpfs_without_fakeroot:
    ++ mkdir -p /tmp/target
    ++ mount -t tmpfs none /tmp/target
    mount: /tmp/target: must be superuser to use mount.

    ==================== Test output for //:mount_tmpfs_fakeroot:
    ++ mkdir -p /tmp/target
    ++ mount -t tmpfs none /tmp/target
    ++ findmnt /tmp/target
    TARGET      SOURCE FSTYPE OPTIONS
    /tmp/target none   tmpfs  rw,relatime,uid=1000,gid=1000,inode64
---
 .bazelrc      |  2 ++
 .bazelversion |  1 +
 BUILD.bazel   | 26 +++++++++++++++++++++-----
 3 files changed, 24 insertions(+), 5 deletions(-)
 create mode 100644 .bazelversion

diff --git a/.bazelrc b/.bazelrc
index 011eb53..d04e674 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -1 +1,3 @@
 common --lockfile_mode=off
+
+test --announce_rc
diff --git a/.bazelversion b/.bazelversion
new file mode 100644
index 0000000..9907836
--- /dev/null
+++ b/.bazelversion
@@ -0,0 +1 @@
+8.0.0rc6
diff --git a/BUILD.bazel b/BUILD.bazel
index 3d75b80..a02e622 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -1,10 +1,26 @@
+v = """
+#!/bin/bash
+set -uxeo pipefail
+mkdir -p /tmp/target
+mount -t tmpfs none /tmp/target
+findmnt /tmp/target
+"""
+
 genrule(
-    name = "test_sh",
-    outs = ["test.sh"],
-    cmd = "touch $@",
+    name = "create_script",
+    srcs = [],
+    outs = ["mount_tmpfs.sh"],
+    cmd = "echo \"{}\" > $@".format(v),
+    executable = True,
+)
+
+sh_test(
+    name = "mount_tmpfs_fakeroot",
+    srcs = ["mount_tmpfs.sh"],
+    tags = ["requires-fakeroot"],
 )
 
 sh_test(
-    name = "test",
-    srcs = ["test.sh"],
+    name = "mount_tmpfs_without_fakeroot",
+    srcs = ["mount_tmpfs.sh"],
 )