chore: hack/verify-reports added

Signed-off-by: Mattia Lavacca <lavacca.mattia@gmail.com>

hack/verify-reports.sh

@@ -0,0 +1,109 @@
+#!/bin/bash
+
+# Copyright 2014 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+error() {
+  echo "ERROR: $*" 1>&2
+}
+
+info() {
+  echo "INFO: $*" 1>&2
+}
+
+# Check if the provided Gateway API version is greater than or equal to v1.1.0
+check_ge_v1.1.0() {
+    local version=$1
+    local minimum_version="v1.1.0"
+
+    # Normalize versions to remove leading 'v' and compare using sort -V
+    if [[ $(echo -e "${version#v}\n${minimum_version#v}" | sort -V | head -n1) == "${minimum_version#v}" ]]; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+# Check if the report fields are valid according to the rules defined in https://github.com/kubernetes-sigs/gateway-api/blob/release-1.1/conformance/reports/README.md
+check_report_fields() {
+    local report=$1
+    local expected_gateway_api_version=$2
+
+    # Check if the implementation version is a valid semver
+    local version=$(yq eval '.implementation.version' "$report")
+    local gateway_api_version=$(yq eval '.gatewayAPIVersion' "$report")
+    local gateway_api_channel=$(yq eval '.gatewayAPIChannel' "$report")
+    local mode=$(yq eval '.mode' "$report")
+    local version_pattern="^v?[0-9]+\.[0-9]+(\.[0-9]+)?$"
+
+    if [[ ! $version =~ $version_pattern ]]; then
+        error "$report version does not match the semver pattern"
+        EXIT_VALUE=1
+    fi
+    if [[ ${gateway_api_version} != ${expected_gateway_api_version} ]]; then
+        error "$report gatewayAPIVersion does not match Gateway API version folder"
+        EXIT_VALUE=1
+    fi
+    if [[ $gateway_api_channel != "standard" && $gateway_api_channel != "experimental" ]]; then
+        error "$report gatewayAPIChannel is neither standard nor experimental"
+        EXIT_VALUE=1
+    fi
+    if [[ $mode == "" ]]; then
+        error "$report mode must be set"
+        EXIT_VALUE=1
+    fi
+}
+
+REPORTS_DIR=$(dirname "${BASH_SOURCE}")/../conformance/reports
+# Regex to match the report file name pattern defined in https://github.com/kubernetes-sigs/gateway-api/blob/release-1.1/conformance/reports/README.md#how-this-folder-is-structured
+FILE_NAMING_PATTERN="^(standard|experimental)-v?[0-9]+\.[0-9]+(\.[0-9]+)?-[^-]+-report\.yaml$"
+EXIT_VALUE=0
+
+for dir in ${REPORTS_DIR}/*
+do
+    element="${dir##*/}"
+    if check_ge_v1.1.0 "${element}"; then
+        if [[ -d "${dir}" ]]; then
+            gateway_api_version="${element}"
+            for implementation_dir in ${dir}/*
+            do
+                implementation=$(basename "${implementation_dir}")
+                info "Checking ${implementation} project directory for Gateway API version ${gateway_api_version}"
+
+                if [[ -f "${implementation_dir}/README.md" ]]; then
+                # Check if the README.md has valid links
+                    docker run -v $(readlink -f "$implementation_dir"):/${implementation}:ro --rm -i ghcr.io/tcort/markdown-link-check:stable /${implementation}/README.md
+                else
+                    error "missing README.md in ${implementation_dir}"
+                    EXIT_VALUE=1
+                fi
+                for report in ${implementation_dir}/*.yaml
+                do
+                    report_name="${report##*/}"
+                    if [[ ! $report_name =~ $FILE_NAMING_PATTERN ]]; then
+                        error "$report_name does not match the naming pattern defined in the README.md"
+                        EXIT_VALUE=1
+                    fi
+                    check_report_fields "${report}" "${gateway_api_version}"
+                done
+            done
+        fi
+    fi
+done
+
+exit ${EXIT_VALUE}