Adds longhorn-manager v1.7.0 rock

Added sanity test for the mentioned rock.

tests/sanity/test_longhorn_manager.py

@@ -0,0 +1,28 @@
+#
+# Copyright 2024 Canonical, Ltd.
+#
+
+import pytest
+from k8s_test_harness.util import docker_util, env_util
+
+ROCK_EXPECTED_FILES = [
+    "/usr/local/sbin/launch-manager",
+    "/usr/local/sbin/longhorn-manager",
+    "/usr/local/sbin/nsmounter",
+]
+
+
+@pytest.mark.parametrize("image_version", ["v1.7.0"])
+def test_longhorn_manager_rock(image_version):
+    """Test longhorn-manager rock."""
+    rock = env_util.get_build_meta_info_for_rock_version(
+        "longhorn-manager", image_version, "amd64"
+    )
+    image = rock.image
+
+    # check rock filesystem.
+    docker_util.ensure_image_contains_paths(image, ROCK_EXPECTED_FILES)
+
+    # check binary.
+    process = docker_util.run_in_docker(image, ["longhorn-manager", "--version"])
+    assert f"longhorn-manager version {image_version}" in process.stdout

v1.7.0/longhorn-manager/rockcraft.yaml

@@ -0,0 +1,86 @@
+# Copyright 2024 Canonical Ltd.
+# See LICENSE file for licensing details.
+
+# Rockcraft definition for Longhorn manager image:
+# longhornio/longhorn-manager:v1.7.0
+
+name: longhorn-manager
+summary: Rock containing Longhorn manager component.
+description: |
+  Rock containing Longhorn manager component: https://github.com/longhorn/longhorn-manager
+  Aims to replicate the upstream official image: longhornio/longhorn-manager:v1.7.0
+license: Apache-2.0
+
+version: "v1.7.0"
+
+# NOTE(aznashwan): the base for the manager image is the Suse Linux Enterprise
+# Base Container Image (SLE BCE) Service Pack 6 which ships with Linux 6.4,
+# and is thus most comparable to 24.04:
+# https://github.com/longhorn/longhorn-manager/blob/v1.7.0/package/Dockerfile#L44
+base: ubuntu@24.04
+build-base: ubuntu@24.04
+platforms:
+  amd64:
+  arm64:
+
+services:
+  longhorn-manager:
+    summary: "longhorn-manager service"
+    startup: enabled
+    override: replace
+    # https://github.com/longhorn/longhorn-manager/blob/v1.7.0/package/Dockerfile#L24
+    command: "launch-manager"
+    on-success: shutdown
+    on-failure: shutdown
+
+parts:
+  # NOTE(aznashwan): the longhorn binary is built within a Docker container
+  # which is set up by Rancher's Dapper tool: https://github.com/rancher/dapper
+  # The setup steps for the build container are contained within this Dockerfile:
+  # https://github.com/longhorn/longhorn-manager/blob/v1.7.0/Dockerfile.dapper
+  # The Makefile targets are just the scripts found in the scripts/ directory which
+  # are executed within the Dapper build container:
+  # https://github.com/longhorn/longhorn-manager/blob/v1.7.0/Makefile#L10-L11
+  build-longhorn-manager:
+    plugin: nil
+    source-type: git
+    source: https://github.com/longhorn/longhorn-manager
+    source-tag: v1.7.0
+    source-depth: 1
+    build-packages:
+      # https://github.com/longhorn/longhorn-manager/blob/v1.7.0/Dockerfile.dapper#L21
+      - gcc
+      - ca-certificates
+      # - libdevmapper1_03
+      - libltdl7
+    build-snaps:
+      # https://github.com/longhorn/longhorn-manager/blob/v1.7.0/Dockerfile.dapper#L1
+      - go/1.22/stable
+    build-environment:
+      - GOOS: linux
+      - GOARCH: $CRAFT_ARCH_BUILD_FOR
+      - CGO_ENABLED: 0
+      - VERSION: $CRAFT_PROJECT_VERSION
+    override-build: |
+      # https://github.com/longhorn/longhorn-manager/blob/v1.7.0/package/Dockerfile#L15
+      mkdir -p $CRAFT_PART_INSTALL/usr/local/sbin/
+      cp package/launch-manager package/nsmounter $CRAFT_PART_INSTALL/usr/local/sbin/
+
+      LINKFLAGS="-X github.com/longhorn/longhorn-manager/meta.Version=$VERSION -extldflags -static -s"
+      go build -o $CRAFT_PART_INSTALL/usr/local/sbin/ -ldflags "$LINKFLAGS"
+
+  add-packages:
+    plugin: nil
+    # https://github.com/longhorn/longhorn-manager/blob/v1.7.0/package/Dockerfile#L20
+    stage-packages:
+      - iproute2
+      - nfs-common  # nfs-client
+      - cifs-utils
+      - bind9-utils  # bind-utils
+      - e2fsprogs
+      - xfsprogs
+      - zip
+      - unzip
+      - kmod
+    stage-snaps:
+      - iputils