UCore stable kernel & prebuilt ZFS packages + Sanoid
- Kernel RPMs from ghcr.io/ublue-os/coreos-stable-kernel image - Matching ZFS RPMs from ghcr.io/ublue-os/akmods-zfs image - Sanoid installed from gregw-extras-fedora-40 COPR - Add systemd timers for weekly ZFS scrubs
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@ -40,46 +40,28 @@ ARG SOURCE_TAG="40"
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ARG FEDORA_VERSION=40
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### 2. Build ZFS module
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## Adated from https://github.com/coreos/layering-examples/blob/main/build-zfs-module/Containerfile
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FROM ghcr.io/ublue-os/${SOURCE_IMAGE}${SOURCE_SUFFIX}:${SOURCE_TAG} as kernel-query
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RUN rpm -qa kernel --queryformat '%{VERSION}-%{RELEASE}.%{ARCH}' > /kernel-version.txt
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# Using https://openzfs.github.io/openzfs-docs/Developer%20Resources/Custom%20Packages.html
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FROM registry.fedoraproject.org/fedora:${FEDORA_VERSION} as builder
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COPY --from=kernel-query /kernel-version.txt /kernel-version.txt
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WORKDIR /etc/yum.repos.d
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RUN curl -L -O https://src.fedoraproject.org/rpms/fedora-repos/raw/f${FEDORA_VERSION}/f/fedora-updates-archive.repo && \
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sed -i 's/enabled=AUTO_VALUE/enabled=true/' fedora-updates-archive.repo
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RUN dnf install -y jq dkms gcc make autoconf automake libtool rpm-build libtirpc-devel libblkid-devel \
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libuuid-devel libudev-devel openssl-devel zlib-devel libaio-devel libattr-devel elfutils-libelf-devel \
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kernel-$(cat /kernel-version.txt) kernel-modules-$(cat /kernel-version.txt) kernel-devel-$(cat /kernel-version.txt) \
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python3 python3-devel python3-setuptools python3-cffi libffi-devel git ncompress libcurl-devel
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WORKDIR /
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# Uses project_id from: https://release-monitoring.org/project/11706/
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RUN curl "https://release-monitoring.org/api/v2/versions/?project_id=11706" | jq --raw-output '.stable_versions[0]' >> /zfs_version.txt
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RUN curl -L -O https://github.com/openzfs/zfs/releases/download/zfs-$(cat /zfs_version.txt)/zfs-$(cat /zfs_version.txt).tar.gz && \
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tar xzf zfs-$(cat /zfs_version.txt).tar.gz && mv zfs-$(cat /zfs_version.txt) zfs
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WORKDIR /zfs
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RUN ./configure -with-linux=/usr/src/kernels/$(cat /kernel-version.txt)/ -with-linux-obj=/usr/src/kernels/$(cat /kernel-version.txt)/ \
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&& make -j1 rpm-utils rpm-kmod
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## Cache images for CoreOS kernel & ZFS kmod RPMs
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FROM ghcr.io/ublue-os/coreos-stable-kernel:${SOURCE_TAG} AS kernel-cache
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FROM ghcr.io/ublue-os/akmods-zfs:coreos-stable-${SOURCE_TAG} AS zfs-cache
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### 3. SOURCE IMAGE
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### 2. SOURCE IMAGE
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## this is a standard Containerfile FROM using the build ARGs above to select the right upstream image
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FROM ghcr.io/ublue-os/${SOURCE_IMAGE}${SOURCE_SUFFIX}:${SOURCE_TAG}
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### 4 Add ZFS RPMS and matching kernel RPMs
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#COPY --from=ghcr.io/0ranki/sb-zfs-kernel /rpms/ /tmp/rpms
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COPY --from=builder /zfs/*.rpm /zfs/
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### 3. Add ZFS RPMS and matching kernel RPMs
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# COPY --from=kernel-cache /tmp/rpms/* /tmp/rpms/
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# COPY --from=zfs-cache /rpms/kmods/zfs/*.rpm /tmp/rpms/
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### 5. MODIFICATIONS
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### 4. MODIFICATIONS
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## make modifications desired in your image and install packages by modifying the build.sh script
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## the following RUN directive does all the things required to run "build.sh" as recommended.
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COPY build.sh /tmp/build.sh
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RUN mkdir -p /var/lib/alternatives && \
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RUN --mount=type=bind,from=kernel-cache,src=/tmp/rpms,dst=/tmp/rpms/kernel \
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--mount=type=bind,from=zfs-cache,src=/rpms/kmods/zfs,dst=/tmp/rpms/zfs \
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mkdir -p /var/lib/alternatives && \
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/tmp/build.sh && \
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ostree container commit
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## NOTES:
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67
build.sh
67
build.sh
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@ -4,6 +4,16 @@ set -ouex pipefail
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RELEASE="$(rpm -E %fedora)"
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## Package overrides
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RMPKGS=(
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firefox
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firefox-langpacks
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)
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ADDPKGS=(
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sanoid
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)
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### Install packages
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# Packages can be installed from any enabled yum repo on the image.
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@ -11,13 +21,56 @@ RELEASE="$(rpm -E %fedora)"
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# List of rpmfusion packages can be found here:
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# https://mirrors.rpmfusion.org/mirrorlist?path=free/fedora/updates/39/x86_64/repoview/index.html&protocol=https&redirect=1
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rpm-ostree install \
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/zfs/*.$(rpm -qa kernel --queryformat '%{ARCH}').rpm && \
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# Auto-load ZFS module
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depmod -a "$(rpm -qa kernel --queryformat '%{VERSION}-%{RELEASE}.%{ARCH}')" && \
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echo "zfs" > /etc/modules-load.d/zfs.conf && \
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# we don't want any files on /var
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rm -rf /var/lib/pcp
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## Add gregw/extras COPR
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curl -so /etc/yum.repos.d/gregw-extras-fedora-40.repo https://copr.fedorainfracloud.org/coprs/gregw/extras/repo/fedora-40/gregw-extras-fedora-40.repo
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## Add systemd timers for periodic ZFS scrubs
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cat << EOF > /usr/lib/systemd/zfs-scrub@.service
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[Unit]
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Description=zpool scrub on %i
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[Service]
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Nice=19
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IOSchedulingClass=idle
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KillSignal=SIGINT
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ExecStart=/usr/sbin/zpool scrub %i
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[Install]
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WantedBy=multi-user.target
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EOF
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cat << EOF > /usr/lib//systemd/system/zfs-scrub@.timer
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[Unit]
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Description=Weekly zpool scrub on %i
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[Timer]
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OnCalendar=Mon *-*-* 04:00:00
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AccuracySec=1h
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Persistent=true
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[Install]
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WantedBy=multi-user.target
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EOF
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RMSTRING=""
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ADDSTRING=""
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for pkg in ${ADDPKGS[@]}; do
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ADDSTRING="${ADDSTRING} --install=${pkg}"
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done
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for pkg in ${RMPKGS[@]}; do
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RMSTRING="${RMSTRING} --remove=${pkg}"
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done
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rpm-ostree override replace ${ADDSTRING} ${RMSTRING} /tmp/rpms/kernel/*.rpm /tmp/rpms/zfs/*.rpm
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# Auto-load ZFS module
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depmod -a "$(rpm -qa kernel --queryformat '%{VERSION}-%{RELEASE}.%{ARCH}')" && \
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echo "zfs" > /etc/modules-load.d/zfs.conf && \
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# we don't want any files on /var
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rm -rf /var/lib/pcp
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#### Example for enabling a System Unit File
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