PVE-CT-安装kwrt-rootfs.tar.gz

使用PVE的CT安装kwrt能够降低资源占用。在PVE导入时需要修改一些才能支持导入

使用PVE的CT安装kwrt能够降低资源占用。

从网络下载后导入，会发现无法正常导入，如下日志

下载到本地

root@xx:/mnt/xxx/template/cache# ls -lha
total 148M
drwxr-xr-x 2 root root 4.0K Oct  9 01:56 .
drwxr-xr-x 4 root root 4.0K Dec  9  2025 ..
-rw-r--r-- 1 root root 148M Oct  7 12:30 kwrt-10.01.2026-x86-64-generic-rootfs.tar.gz
root@xxx/mnt/xxx/template/cache# mkdir kwrt-rootfs
root@xxx/mnt/xxx/template/cache# tar -xzf kwrt-10.01.2026-x86-64-generic-rootfs.tar.gz -C kwrt-rootfs
root@xxx/mnt/xxx/template/cache# cat kwrt-rootfs/etc/os-release
NAME="Kwrt"
VERSION="25.12-SNAPSHOT"
ID="kwrt"
ID_LIKE="lede openwrt"
PRETTY_NAME="Kwrt 25.12-SNAPSHOT"
VERSION_ID="25.12-snapshot"
HOME_URL="https://openwrt.ai/"
BUG_URL="https://bugs.openwrt.org/"
SUPPORT_URL="https://forum.openwrt.org/"
FIRMWARE_URL="https://downloads.openwrt.org/"
BUILD_ID="09.25.2026"
OPENWRT_BOARD="x86/64"
OPENWRT_ARCH="x86_64"
OPENWRT_TAINTS="busybox"
OPENWRT_DEVICE_MANUFACTURER="Kiddin'"
OPENWRT_DEVICE_MANUFACTURER_URL="https://openwrt.org/"
OPENWRT_DEVICE_PRODUCT="Generic"
OPENWRT_DEVICE_REVISION="v0"
OPENWRT_RELEASE="Kwrt 25.12-SNAPSHOT 09.25.2026 by Kiddin'"
OPENWRT_BUILD_DATE="1790343897"

查看支持的系统id信息

sed -n ‘40,100p’ /usr/share/perl5/PVE/LXC/Setup.pm


my $plugin_alias = {
    'opensuse-leap' => 'opensuse',
    'opensuse-tumbleweed' => 'opensuse',
    'opensuse-slowroll' => 'opensuse',
    'openEuler' => 'openeuler',
    arch => 'archlinux',
    sles => 'opensuse',
    rocky => 'centos',
    almalinux => 'centos',
};

my $autodetect_type = sub {
    my ($self, $rootdir, $os_release) = @_;

    if (my $id = $os_release->{ID}) {
        return $id if $plugins->{$id};
        return $plugin_alias->{$id} if $plugin_alias->{$id};
        warn "unknown ID '$id' in /etc/os-release file, trying fallback detection\n";
    }

    # fallback compatibility checks

    my $lsb_fn = "$rootdir/etc/lsb-release";
    if (-f $lsb_fn) {
        my $data = PVE::Tools::file_get_contents($lsb_fn);
        if ($data =~ m/^DISTRIB_ID=Ubuntu$/im) {
            return 'ubuntu';
        }
    }

    if (-f "$rootdir/etc/debian_version") {
        return "debian";
    } elsif (-f "$rootdir/etc/devuan_version") {
        return "devuan";
    } elsif (-f "$rootdir/etc/SuSE-brand" || -f "$rootdir/etc/SuSE-release") {
        return "opensuse";
    } elsif (-f "$rootdir/etc/fedora-release") {
        return "fedora";
    } elsif (-f "$rootdir/etc/centos-release" || -f "$rootdir/etc/redhat-release") {
        return "centos";
    } elsif (-f "$rootdir/etc/arch-release") {
        return "archlinux";
    } elsif (-f "$rootdir/etc/alpine-release") {
        return "alpine";
    } elsif (-f "$rootdir/etc/gentoo-release") {
        return "gentoo";
    } elsif (-d "$rootdir/nix/store") {
        return "nixos";
    } elsif (-f "$rootdir/etc/openEuler-release") {
        return "openeuler";
    } elsif (-f "$rootdir/etc/os-release") {
        die "unable to detect OS distribution\n";
    } else {
        warn
            "/etc/os-release file not found and autodetection failed, falling back to 'unmanaged'\n";
        return "unmanaged";
    }
};

sub new {
    my ($class, $conf, $rootdir, $type) = @_;

修改kwrt的id为debian

sed -i ‘s/^ID=”kwrt”/ID=”debian”/’ kwrt-rootfs/etc/os-release

echo “bookworm/sid” > kwrt-rootfs/etc/debian_version

sed -i 's/^ID="kwrt"/ID="debian"/' kwrt-rootfs/etc/os-release

cat kwrt-rootfs/etc/os-release 
NAME="Kwrt"
VERSION="25.12-SNAPSHOT"
ID="debian"
ID_LIKE="lede openwrt"
PRETTY_NAME="Kwrt 25.12-SNAPSHOT"
VERSION_ID="25.12-snapshot"
HOME_URL="https://openwrt.ai/"
BUG_URL="https://bugs.openwrt.org/"
SUPPORT_URL="https://forum.openwrt.org/"
FIRMWARE_URL="https://downloads.openwrt.org/"
BUILD_ID="09.25.2026"
OPENWRT_BOARD="x86/64"
OPENWRT_ARCH="x86_64"
OPENWRT_TAINTS="busybox"
OPENWRT_DEVICE_MANUFACTURER="Kiddin'"
OPENWRT_DEVICE_MANUFACTURER_URL="https://openwrt.org/"
OPENWRT_DEVICE_PRODUCT="Generic"
OPENWRT_DEVICE_REVISION="v0"
OPENWRT_RELEASE="Kwrt 25.12-SNAPSHOT 09.25.2026 by Kiddin'"
OPENWRT_BUILD_DATE="1790343897"

grep '^ID=' kwrt-rootfs/etc/os-release

ID="debian"

echo "bookworm/sid" > kwrt-rootfs/etc/debian_version

打包

cd kwrt-rootfs && tar -czf ../kwrt-10.01.2026-x86-64-generic-rootfs-id_debian.tar.gz . && cd ..

删除临时文件

rm -rf kwrt-rootfs

root@xxx/mnt/xxx/template/cache# cd kwrt-rootfs && tar -czf ../kwrt-10.01.2026-x86-64-generic-rootfs.tar.gz . && cd ..

root@xxx/mnt/xxx/template/cache# rm -rf kwrt-rootfs
root@xxx/mnt/xxx/template/cache# ls -lha 
total 149M
drwxr-xr-x 2 root root 4.0K Oct  9 05:01 .
drwxr-xr-x 4 root root 4.0K Dec  9  2025 ..
-rw-r--r-- 1 root root 149M Oct  9 05:01 kwrt-10.01.2026-x86-64-generic-rootfs.tar.gz
root@xxx/mnt/xxx/template/cache#

创建虚拟机