88 lines
2.4 KiB
Bash
Executable File
88 lines
2.4 KiB
Bash
Executable File
#!/bin/bash -ex
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this_script="${BASH_SOURCE:-$(readlink -f "$0")}"
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setup_bootfs() {
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mkdir -p "$1/proc" "$1/bin"
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echo "quiet ostree=/ostree/boot.0 ro" >"$1/proc/cmdline"
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touch "$1/this_is_bootfs"
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cp "$(dirname "$this_script")/../src/switchroot/ostree-prepare-root" "$1/bin"
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}
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setup_rootfs() {
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mkdir -p "$1/ostree/deploy/linux/deploy/1334/sysroot" \
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"$1/ostree/deploy/linux/deploy/1334/var" \
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"$1/ostree/deploy/linux/deploy/1334/usr" \
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"$1/ostree/deploy/linux/var" \
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"$1/bin"
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ln -s "deploy/linux/deploy/1334" "$1/ostree/boot.0"
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ln -s . "$1/sysroot"
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touch "$1/ostree/deploy/linux/deploy/1334/this_is_ostree_root" \
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"$1/ostree/deploy/linux/var/this_is_ostree_var" \
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"$1/ostree/deploy/linux/deploy/1334/usr/this_is_ostree_usr" \
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"$1/this_is_real_root"
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cp /bin/busybox "$1/bin"
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busybox --list | xargs -n1 -I '{}' ln -s busybox "$1/bin/{}"
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cp -r "$1/bin" "$1/ostree/deploy/linux/deploy/1334/"
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}
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enter_fs() {
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cd "$1"
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mkdir testroot
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pivot_root . testroot
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export PATH=$PATH:/sysroot/bin
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cd /
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umount -l testroot
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rmdir testroot
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}
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find_in_env() {
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tmpdir="$(mktemp -dt ostree-test-switchroot.XXXXXX)"
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unshare -m <<-EOF
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set -e
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. "$this_script"
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"$1" "$tmpdir"
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enter_fs "$tmpdir"
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ostree-prepare-root /sysroot
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find /
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touch /usr/usr_writable 2>/null \
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&& echo "/usr is writable" \
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|| echo "/usr is not writable"
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touch /sysroot/usr/sysroot_usr_writable 2>/null \
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&& echo "/sysroot/usr is writable" \
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|| echo "/sysroot/usr is not writable"
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EOF
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rm -rf "$tmpdir"
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}
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setup_initrd_env() {
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mount -t tmpfs tmpfs "$1"
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setup_bootfs "$1"
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mkdir "$1/sysroot"
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mount -t tmpfs tmpfs "$1/sysroot"
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setup_rootfs "$1/sysroot"
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}
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test_that_prepare_root_sets_sysroot_up_correctly_with_initrd() {
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find_in_env setup_initrd_env >files
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grep -qx "/this_is_bootfs" files
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grep -qx "/sysroot/this_is_ostree_root" files
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grep -qx "/sysroot/sysroot/this_is_real_root" files
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grep -qx "/sysroot/var/this_is_ostree_var" files
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grep -qx "/sysroot/usr/this_is_ostree_usr" files
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grep -qx "/sysroot/usr is not writable" files
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echo "ok ostree-prepare-root sets sysroot up correctly with initrd"
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}
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# This script sources itself so we only want to run tests if we're the parent:
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if [ "${BASH_SOURCE[0]}" = "${0}" ]; then
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. $(dirname $0)/libtest.sh
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unshare -m true || \
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skip "this test needs to set up mount namespaces, rerun as root"
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echo "1..1"
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test_that_prepare_root_sets_sysroot_up_correctly_with_initrd
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fi
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