prometheus-adapter: Adding to core packages (#4867)

SPECS/LICENSES-AND-NOTICES/data/licenses.json

@@ -2155,6 +2155,7 @@
                 "pigz",
                 "prebuilt-ca-certificates",
                 "prebuilt-ca-certificates-base",
+                "prometheus-adapter",
                 "python-cachetools",
                 "python-cherrypy",
                 "python-execnet",

SPECS/prometheus-adapter/generate_source_tarball.sh

@@ -0,0 +1,94 @@
+#!/bin/bash
+
+# The flow of this script is as such:
+# 1. Download prometheus-adapter tarball to a temp working directory and extract it.
+# 2. Then we run go mod vendor.
+# 3. We tar the updated prometheus-adapter
+
+set -e
+
+SRC_TARBALL=""
+OUT_FOLDER="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+PKG_VERSION=""
+
+# parameters:
+#
+# --srcTarball  : src tarball file
+#                 this file contains the 'initial' source code of the component
+#                 and should be replaced with the new/modified src code
+# --outFolder   : folder where to copy the new tarball(s)
+# --pkgVersion  : package version
+#
+PARAMS=""
+while (( "$#" )); do
+    case "$1" in
+        --srcTarball)
+        if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
+            SRC_TARBALL=$2
+            shift 2
+        else
+            echo "Error: Argument for $1 is missing" >&2
+            exit 1
+        fi
+        ;;
+        --outFolder)
+        if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
+            OUT_FOLDER=$2
+            shift 2
+        else
+            echo "Error: Argument for $1 is missing" >&2
+            exit 1
+        fi
+        ;;
+        --pkgVersion)
+        if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
+            PKG_VERSION=$2
+            shift 2
+        else
+            echo "Error: Argument for $1 is missing" >&2
+            exit 1
+        fi
+        ;;
+        -*|--*=) # unsupported flags
+        echo "Error: Unsupported flag $1" >&2
+        exit 1
+        ;;
+        *) # preserve positional arguments
+        PARAMS="$PARAMS $1"
+        shift
+        ;;
+  esac
+done
+
+echo "--srcTarball   -> $SRC_TARBALL"
+echo "--outFolder    -> $OUT_FOLDER"
+echo "--pkgVersion   -> $PKG_VERSION"
+
+if [ -z "$PKG_VERSION" ]; then
+    echo "--pkgVersion parameter cannot be empty"
+    exit 1
+fi
+
+echo "-- create temp folder"
+TEMPDIR=$(mktemp -d)
+function cleanup {
+    echo "+++ cleanup -> remove $TEMPDIR"
+    rm -rf $TEMPDIR
+}
+trap cleanup EXIT
+
+echo "Starting Prometheus-Adapter source tarball creation"
+ADAPTER_URL="https://github.com/kubernetes-sigs/prometheus-adapter/archive/refs/tags/v$PKG_VERSION.tar.gz"
+
+cd "$TEMPDIR"
+# sudo chown -R "$USER": .
+wget -c $ADAPTER_URL -O "prometheus-adapter-$PKG_VERSION.tar.gz"
+tar -xzf "prometheus-adapter-$PKG_VERSION.tar.gz"
+cd "prometheus-adapter-$PKG_VERSION"
+go mod vendor
+
+cd "$TEMPDIR"
+tar -czf "$OUT_FOLDER/prometheus-adapter-$PKG_VERSION.tar.gz" "prometheus-adapter-$PKG_VERSION"
+cd "$START_DIR"
+rm -rf "$TEMPDIR"
+echo "Source tarball $OUT_FOLDER/prometheus-adapter-$PKG_VERSION.tar.gz successfully created!"

SPECS/prometheus-adapter/prometheus-adapter.signatures.json

@@ -0,0 +1,5 @@
+{
+    "Signatures": {
+        "prometheus-adapter-0.10.0.tar.gz": "4decc37007e6f894cdc44c698a7b9f293f6b18f3060369a012306954f672021b"
+    }
+}

SPECS/prometheus-adapter/prometheus-adapter.spec

@@ -0,0 +1,38 @@
+Summary:        Kubernetes Custom, Resource, and External Metric APIs implemented to work with Prometheus.
+Name:           prometheus-adapter
+Version:        0.10.0
+Release:        1%{?dist}
+License:        Apache-2.0
+Vendor:         Microsoft Corporation
+Distribution:   Mariner
+URL:            https://github.com/kubernetes-sigs/prometheus-adapter
+Source0:        https://github.com/kubernetes-sigs/%{name}/archive/refs/tags/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
+BuildRequires:  golang
+BuildRequires:  prometheus
+
+%description
+Implementation of Prometheus via Kubernetes Custom, Resource, and External Metric API.
+
+%prep
+%autosetup -p1
+
+%build
+make prometheus-adapter
+
+%install
+install -m 0755 -vd                     %{buildroot}%{_bindir}
+install -m 0755 -vp adapter             %{buildroot}%{_bindir}/
+
+%check
+make test
+
+%files
+%license LICENSE NOTICE
+%doc docs CONTRIBUTING.md OWNERS SECURITY.md SECURITY_CONTACTS VERSION code-of-conduct.md
+%doc README.md RELEASE.md
+%{_bindir}/*
+
+%changelog
+* Wed Feb 15 2023 Osama Esmail <osamaesmail@microsoft.com> - 0.10.0-1
+- Original version for CBL-Mariner
+- License verified.

cgmanifest.json

@@ -20599,6 +20599,16 @@
         }
       }
     },
+    {
+      "component": {
+        "type": "other",
+        "other": {
+          "name": "prometheus-adapter",
+          "version": "0.10.0",
+          "downloadUrl": "https://github.com/kubernetes-sigs/prometheus-adapter/archive/refs/tags/v0.10.0.tar.gz"
+        }
+      }
+    },
     {
       "component": {
         "type": "other",