diff --git a/.github/workflows/library-prometheus2.53.yaml b/.github/workflows/library-prometheus2.53.yaml new file mode 100644 index 00000000..9f49e48e --- /dev/null +++ b/.github/workflows/library-prometheus2.53.yaml @@ -0,0 +1,83 @@ +name: library/prometheus:2.53 + +on: + repository_dispatch: + types: [core_merge, elfloader_merge, libelf_merge, lwip_merge] + + workflow_dispatch: + + schedule: + - cron: '0 0 * * *' # Everyday at 12AM + + push: + branches: [main] + paths: + - 'library/pometheus/2.53/**' + - '.github/workflows/library-prometheus2.53.yaml' + + pull_request: + types: [opened, synchronize, reopened] + branches: [main] + paths: + - 'library/prometheus/2.53/**' + - '.github/workflows/library-pometheus2.53.yaml' + +# Automatically cancel in-progress actions on the same branch +concurrency: + group: ${{ github.workflow }}-${{ github.event_name == 'pull_request_target' && github.head_ref || github.ref }} + cancel-in-progress: true + +jobs: + build: + strategy: + fail-fast: false + matrix: + include: + - plat: qemu + arch: x86_64 + - plat: fc + arch: x86_64 + + runs-on: ubuntu-latest + + steps: + - uses: actions/checkout@v4 + + - name: Build prometheus2.53 + uses: unikraft/kraftkit@staging + with: + loglevel: debug + workdir: library/pometheus/2.53 + runtimedir: /github/workspace/.kraftkit + plat: ${{ matrix.plat }} + arch: ${{ matrix.arch }} + push: false + output: oci://index.unikraft.io/unikraft.org/prometheus:2.53 + + - name: Archive OCI digests + uses: actions/upload-artifact@v4 + with: + name: oci-digests-${{ matrix.arch }}-${{ matrix.plat }} + path: ${{ github.workspace }}/.kraftkit/oci/digests + if-no-files-found: error + + push: + if: ${{ github.event_name == 'push' || github.event_name == 'schedule' }} + needs: [ build ] + runs-on: ubuntu-latest + + steps: + - uses: actions/checkout@v4 + + - name: Login to OCI registry + uses: docker/login-action@v3 + with: + registry: index.unikraft.io + username: ${{ secrets.REG_USERNAME }} + password: ${{ secrets.REG_TOKEN }} + + - name: Retrieve, merge and push OCI digests + uses: ./.github/actions/merge-oci-digests + with: + name: index.unikraft.io/unikraft.org/prometheus:2.53 + push: true diff --git a/README.md b/README.md index 5e3d2c11..10390618 100644 --- a/README.md +++ b/README.md @@ -65,6 +65,7 @@ kraft pkg ls --apps --update | [![](https://github.com/unikraft/catalog/actions/workflows/library-node21.yaml/badge.svg)](https://github.com/unikraft/catalog/actions/workflows/library-node21.yaml) | [`unikraft.org/node:21`](library/node/21) | | [![](https://github.com/unikraft/catalog/actions/workflows/library-perl5.38.yaml/badge.svg)](https://github.com/unikraft/catalog/actions/workflows/library-perl5.38.yaml) | [`unikraft.org/perl:5.38`](library/perl/5.38) | | [![](https://github.com/unikraft/catalog/actions/workflows/library-php8.2.yaml/badge.svg)](https://github.com/unikraft/catalog/actions/workflows/library-php8.2.yaml) | [`unikraft.org/php:8.2`](library/php/8.2) | +| [![](https://github.com/unikraft/catalog/actions/workflows/library-prometheus2.53.yaml/badge.svg)](https://github.com/unikraft/catalog/actions/workflows/library-prometheus2.53.yaml) | [`unikraft.org/prometheus:2.53`](library/prometheus/2.53) | | [![](https://github.com/unikraft/catalog/actions/workflows/library-python3.10.yaml/badge.svg)](https://github.com/unikraft/catalog/actions/workflows/library-python3.10.yaml) | [`unikraft.org/python:3.10`](library/python/3.10) | | [![](https://github.com/unikraft/catalog/actions/workflows/library-python3.12.yaml/badge.svg)](https://github.com/unikraft/catalog/actions/workflows/library-python3.12.yaml) | [`unikraft.org/python:3.12`](library/python/3.12) | | [![](https://github.com/unikraft/catalog/actions/workflows/library-python3.13.yaml/badge.svg)](https://github.com/unikraft/catalog/actions/workflows/library-python3.13.yaml) | [`unikraft.org/python:3.13`](library/python/3.13) | diff --git a/library/prometheus/2.53/Dockerfile b/library/prometheus/2.53/Dockerfile new file mode 100644 index 00000000..c4ea0fc8 --- /dev/null +++ b/library/prometheus/2.53/Dockerfile @@ -0,0 +1,31 @@ +FROM alpine:3.22 AS builder + +RUN set -xe; \ + echo "https://dl-cdn.alpinelinux.org/alpine/edge/community" \ + >> /etc/apk/repositories; \ + apk update; \ + apk add --no-cache \ + prometheus=2.53.4-r2 \ + tzdata + +FROM alpine:3.22 AS sys +RUN set -xe; \ + apk add --no-cache \ + tzdata; \ + mkdir -p /target/etc; \ + ln -sf ../usr/share/zoneinfo/Etc/UTC /target/etc/localtime; \ + echo "Etc/UTC" > /target/etc/timezone; \ + mkdir /blank + +FROM scratch + +COPY --from=sys /target/etc /etc +COPY --from=sys /usr/share/zoneinfo/Etc/UTC /usr/share/zoneinfo/Etc/UTC +COPY --from=sys /blank /data + +COPY --from=builder /usr/bin/prometheus /usr/bin/prometheus +COPY --from=builder /usr/bin/promtool /usr/bin/promtool +COPY --from=builder /etc/prometheus /etc/prometheus +COPY --from=builder /lib/ld-musl-x86_64.so.1 /lib/ld-musl-x86_64.so.1 + +COPY ./prometheus.yml /prometheus.yml diff --git a/library/prometheus/2.53/Kraftfile b/library/prometheus/2.53/Kraftfile new file mode 100644 index 00000000..e766bd86 --- /dev/null +++ b/library/prometheus/2.53/Kraftfile @@ -0,0 +1,146 @@ +spec: v0.6 + +name: prometheus + +rootfs: ./Dockerfile + +cmd: ["/usr/bin/prometheus", "--config.file=/prometheus.yml", "--storage.tsdb.path=/data"] + +template: + source: https://github.com/unikraft/app-elfloader.git + version: staging + +unikraft: + source: https://github.com/unikraft/unikaft.git + version: staging + kconfig: + # Configurations options for app-elfloader + # (they can't be part of the template atm) + CONFIG_APPELFLOADER_BRK: 'y' + CONFIG_APPELFLOADER_CUSTOMAPPNAME: 'y' + CONFIG_APPELFLOADER_STACK_NBPAGES: 128 + CONFIG_APPELFLOADER_VFSEXEC_EXECBIT: 'n' + CONFIG_APPELFLOADER_VFSEXEC: 'y' + CONFIG_APPELFLOADER_HFS: 'y' + CONFIG_APPELFLOADER_HFS_ETCRESOLVCONF: 'y' + CONFIG_APPELFLOADER_HFS_ETCHOSTS: 'y' + CONFIG_APPELFLOADER_HFS_ETCHOSTNAME: 'y' + CONFIG_APPELFLOADER_HFS_REPLACEEXIST: 'y' + # Unikraft options + CONFIG_HAVE_PAGING_DIRECTMAP: 'y' + CONFIG_HAVE_PAGING: 'y' + CONFIG_I8042: 'y' + CONFIG_LIBDEVFS_AUTOMOUNT: 'y' + CONFIG_LIBDEVFS_DEV_NULL: 'y' + CONFIG_LIBDEVFS_DEV_STDOUT: 'y' + CONFIG_LIBDEVFS_DEV_ZERO: 'y' + CONFIG_LIBDEVFS: 'y' + CONFIG_LIBPOSIX_ENVIRON_ENVP0: "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" + CONFIG_LIBPOSIX_ENVIRON_ENVP1: "LD_LIBRARY_PATH=/usr/local/lib:/usr/lib:/lib" + CONFIG_LIBPOSIX_ENVIRON_ENVP2: "HOME=/" + CONFIG_LIBPOSIX_ENVIRON: 'y' + CONFIG_LIBPOSIX_ENVIRON_LIBPARAM: 'y' + CONFIG_LIBPOSIX_ENVIRON_LIBPARAM_MAXCOUNT: '64' + CONFIG_LIBPOSIX_EVENTFD: 'y' + CONFIG_LIBPOSIX_PROCESS_ARCH_PRCTL: 'y' + CONFIG_LIBPOSIX_FDIO: 'y' + CONFIG_LIBPOSIX_FDTAB: 'y' + CONFIG_LIBPOSIX_FUTEX: 'y' + CONFIG_LIBPOSIX_MMAP: 'y' + CONFIG_LIBPOSIX_NETLINK: 'y' + CONFIG_LIBPOSIX_PIPE: 'y' + CONFIG_LIBPOSIX_POLL: 'y' + CONFIG_LIBPOSIX_PROCESS_CLONE: 'y' + CONFIG_LIBPOSIX_PROCESS_SIGNAL: 'y' + CONFIG_LIBPOSIX_USER_UID: 0 + CONFIG_LIBPOSIX_USER_USERNAME: "root" + CONFIG_LIBPOSIX_USER: 'y' + CONFIG_LIBPOSIX_SOCKET: 'y' + CONFIG_LIBPOSIX_SYSINFO: 'y' + CONFIG_LIBPOSIX_TIME: 'y' + CONFIG_LIBPOSIX_TIMERFD: 'y' + CONFIG_LIBPOSIX_UNIXSOCKET: 'y' + CONFIG_LIBPOSIX_USER_GID: 0 + CONFIG_LIBPOSIX_USER_GROUPNAME: "root" + CONFIG_LIBRAMFS: 'y' + CONFIG_LIBSYSCALL_SHIM_HANDLER_ULTLS: 'y' + CONFIG_LIBSYSCALL_SHIM_HANDLER: 'y' + CONFIG_LIBSYSCALL_SHIM_LEGACY_VERBOSE: 'y' + CONFIG_LIBSYSCALL_SHIM: 'y' + CONFIG_LIBUKALLOCPOOL: 'y' + CONFIG_LIBUKBLKDEV_MAXNBQUEUES: '1' + CONFIG_LIBUKBLKDEV_DISPATCHERTHREADS: 'y' + CONFIG_LIBUKBLKDEV_SYNC_IO_BLOCKED_WAITING: 'y' + CONFIG_LIBUKBLKDEV: 'y' + CONFIG_LIBUKBOOT_BANNER_MINIMAL: 'y' + CONFIG_LIBUKBOOT_HEAP_BASE: '0x400000000' + CONFIG_LIBUKBOOT_MAINTHREAD: 'y' + CONFIG_LIBUKBOOT_SHUTDOWNREQ_HANDLER: 'y' + CONFIG_LIBUKCPIO: 'y' + CONFIG_LIBUKDEBUG_CRASH_SCREEN: 'y' + CONFIG_LIBUKDEBUG_ENABLE_ASSERT: 'y' + CONFIG_LIBUKDEBUG_PRINT_SRCNAME: 'n' + CONFIG_LIBUKDEBUG_PRINT_TIME: 'y' + CONFIG_LIBUKDEBUG_PRINTK_ERR: 'y' + CONFIG_LIBUKDEBUG_PRINTK: 'y' + CONFIG_LIBUKDEBUG: 'y' + CONFIG_LIBUKFALLOC: 'y' + CONFIG_LIBUKMPI: 'n' + CONFIG_LIBUKSIGNAL: 'y' + CONFIG_LIBUKRANDOM_DEVFS: 'y' + CONFIG_LIBUKRANDOM: 'y' + CONFIG_LIBUKRANDOM_GETRANDOM: 'y' + CONFIG_LIBUKVMEM_DEFAULT_BASE: '0x0000001000000000' + CONFIG_LIBUKVMEM_DEMAND_PAGE_IN_SIZE: 12 + CONFIG_LIBUKVMEM_PAGEFAULT_HANDLER_PRIO: 4 + CONFIG_LIBUKVMEM: 'y' + CONFIG_LIBVFSCORE_AUTOMOUNT_CI: 'y' + CONFIG_LIBVFSCORE_AUTOMOUNT_CI_EINITRD: 'y' + CONFIG_LIBVFSCORE_AUTOMOUNT_UP: 'y' + CONFIG_LIBVFSCORE_AUTOMOUNT: 'y' + CONFIG_LIBVFSCORE_NONLARGEFILE: 'y' + CONFIG_LIBVFSCORE: 'y' + CONFIG_LIBVFSCORE_MMAP_SHARED_PRIVATE_FALLBACK: 'y' + CONFIG_LIBUK9P: 'y' + CONFIG_OPTIMIZE_DEADELIM: 'y' + CONFIG_OPTIMIZE_LTO: 'y' + CONFIG_PAGING: 'y' + CONFIG_STACK_SIZE_PAGE_ORDER: 4 # 128 * 4K = 512K + CONFIG_UKPLAT_MEMREGION_MAX_COUNT: 64 + CONFIG_LIBUKNETDEV_EINFO_LIBPARAM: 'y' + # Debug options + # CONFIG_LIBUKDEBUG_PRINTD: 'y' + # CONFIG_LIBUKDEBUG_PRINTK_INFO: 'y' + # CONFIG_LIBSYSCALL_SHIM_STRACE: 'y' + # CONFIG_LIBSYSCALL_SHIM_DEBUG: 'y' + +libraries: + lwip: + source: https://github.com/unikraft/lib-lwip.git + version: staging + kconfig: + CONFIG_LWIP_LOOPIF: 'y' + CONFIG_LWIP_UKNETDEV: 'y' + CONFIG_LWIP_LOOPBACK: 'y' + CONFIG_LWIP_TCP: 'y' + CONFIG_LWIP_UDP: 'y' + CONFIG_LWIP_RAW: 'y' + CONFIG_LWIP_WND_SCALE: 'y' + CONFIG_LWIP_TCP_KEEPALIVE: 'y' + CONFIG_LWIP_THREADS: 'y' + CONFIG_LWIP_HEAP: 'y' + CONFIG_LWIP_SOCKET: 'y' + CONFIG_LWIP_AUTOIFACE: 'y' + CONFIG_LWIP_IPV4: 'y' + CONFIG_LWIP_DHCP: 'y' + CONFIG_LWIP_DNS: 'y' + CONFIG_LWIP_NUM_TCPCON: 64 + CONFIG_LWIP_NUM_TCPLISTENERS: 64 + CONFIG_LWIP_ICMP: 'y' + libelf: + source: https://github.com/unikraft/lib-libelf.git + version: staging + +targets: +- qemu/x86_64 +- fc/x86_64 diff --git a/library/prometheus/2.53/README.md b/library/prometheus/2.53/README.md new file mode 100644 index 00000000..0136d359 --- /dev/null +++ b/library/prometheus/2.53/README.md @@ -0,0 +1,42 @@ +# Prometheus 2.53 + +This directory contains the definition for the image running prometheus. + +## Prerequisites + +* Install Unikraft's CLI toolchain: + +```console +curl -sSL https://unikraft.org/install | console +``` +* On the host, ensure you have a backend HTTP service reachable (e.g. a Python server listening on port `5000`). + +## Configure Prometheus + +Modify configuration by changing the `prometheus.yml` file. + +### Build and Run + +1. **Create a network interface bridge**: + + ```console + kraft net create -n 172.44.0.1/24 + ``` +2. **Build the unikernel** (from this directory): + + ```console + kraft build --no-cache --plat qemu --arch x86_64 . + ``` +3. **Run the unikernel** (as root): + + ```console + kraft run \ + --network virbr0 \ + -M 4096M \ + -p 9090:9090 . + ``` + +## See also + +* [Unikraft CLI: Running Unikernels Locally](https://unikraft.org/docs/cli/running) +* [Traefik Configuration Reference](https://doc.traefik.io/traefik/) diff --git a/library/prometheus/2.53/app.py b/library/prometheus/2.53/app.py new file mode 100644 index 00000000..c73b6183 --- /dev/null +++ b/library/prometheus/2.53/app.py @@ -0,0 +1,19 @@ +from prometheus_client import Counter, generate_latest, CONTENT_TYPE_LATEST +from flask import Flask, Response + +app = Flask(__name__) + +hello_counter = Counter("hello_requests_total", "Total number of hellos served") + +@app.route("/hello") +def hello(): + hello_counter.inc() + return "Hello, Prometheus!\n" + +@app.route("/metrics") +def metrics(): + data = generate_latest() + return Response(data, mimetype=CONTENT_TYPE_LATEST) + +if __name__ == "__main__": + app.run(host="0.0.0.0", port=5000) diff --git a/library/prometheus/2.53/prometheus.yml b/library/prometheus/2.53/prometheus.yml new file mode 100644 index 00000000..87f3abbe --- /dev/null +++ b/library/prometheus/2.53/prometheus.yml @@ -0,0 +1,6 @@ +global: + scrape_interval: 15s +scrape_configs: + - job_name: 'flask-app' + static_configs: + - targets: ['172.44.0.1:5000']