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| 1 | +#!/bin/bash |
| 2 | +set -e |
| 3 | + |
| 4 | +# Script to verify and apply vendor patches |
| 5 | +# This ensures critical patches to vendor files are maintained after running go mod vendor |
| 6 | + |
| 7 | +SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" |
| 8 | +PROJECT_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)" |
| 9 | +PATCH_DIR="${SCRIPT_DIR}/vendor-patches" |
| 10 | + |
| 11 | +# Colors for output |
| 12 | +RED='\033[0;31m' |
| 13 | +GREEN='\033[0;32m' |
| 14 | +YELLOW='\033[1;33m' |
| 15 | +NC='\033[0m' # No Color |
| 16 | + |
| 17 | +# Function to print colored messages |
| 18 | +print_error() { |
| 19 | + echo -e "${RED}ERROR: $1${NC}" >&2 |
| 20 | +} |
| 21 | + |
| 22 | +print_success() { |
| 23 | + echo -e "${GREEN}SUCCESS: $1${NC}" |
| 24 | +} |
| 25 | + |
| 26 | +print_warning() { |
| 27 | + echo -e "${YELLOW}WARNING: $1${NC}" |
| 28 | +} |
| 29 | + |
| 30 | +print_info() { |
| 31 | + echo "INFO: $1" |
| 32 | +} |
| 33 | + |
| 34 | +# Function to check if a patch is applied |
| 35 | +check_patch() { |
| 36 | + local patch_file="$1" |
| 37 | + local patch_name="$(basename "$patch_file" .patch)" |
| 38 | + |
| 39 | + print_info "Checking patch: ${patch_name}" |
| 40 | + |
| 41 | + cd "${PROJECT_ROOT}" |
| 42 | + |
| 43 | + # Try to apply the patch in reverse (dry-run) to check if it's already applied |
| 44 | + if git apply --reverse --check "${patch_file}" > /dev/null 2>&1; then |
| 45 | + print_success "Patch ${patch_name} is already applied" |
| 46 | + return 0 |
| 47 | + fi |
| 48 | + |
| 49 | + # Check if the patch can be applied |
| 50 | + if git apply --check "${patch_file}" > /dev/null 2>&1; then |
| 51 | + print_warning "Patch ${patch_name} is NOT applied but can be applied" |
| 52 | + return 1 |
| 53 | + else |
| 54 | + print_error "Patch ${patch_name} cannot be applied (conflicts or already partially applied)" |
| 55 | + return 2 |
| 56 | + fi |
| 57 | +} |
| 58 | + |
| 59 | +# Function to apply a patch |
| 60 | +apply_patch() { |
| 61 | + local patch_file="$1" |
| 62 | + local patch_name="$(basename "$patch_file" .patch)" |
| 63 | + |
| 64 | + print_info "Applying patch: ${patch_name}" |
| 65 | + |
| 66 | + cd "${PROJECT_ROOT}" |
| 67 | + |
| 68 | + if git apply "${patch_file}"; then |
| 69 | + print_success "Successfully applied patch: ${patch_name}" |
| 70 | + return 0 |
| 71 | + else |
| 72 | + print_error "Failed to apply patch: ${patch_name}" |
| 73 | + return 1 |
| 74 | + fi |
| 75 | +} |
| 76 | + |
| 77 | +# Function to verify specific file changes |
| 78 | +verify_file_content() { |
| 79 | + local file="$1" |
| 80 | + local expected_pattern="$2" |
| 81 | + local description="$3" |
| 82 | + |
| 83 | + if grep -q "${expected_pattern}" "${PROJECT_ROOT}/${file}"; then |
| 84 | + print_success "✓ ${description}" |
| 85 | + return 0 |
| 86 | + else |
| 87 | + print_error "✗ ${description}" |
| 88 | + return 1 |
| 89 | + fi |
| 90 | +} |
| 91 | + |
| 92 | +# Main verification function |
| 93 | +verify_patches() { |
| 94 | + print_info "==========================================" |
| 95 | + print_info "Verifying vendor patches..." |
| 96 | + print_info "==========================================" |
| 97 | + echo "" |
| 98 | + |
| 99 | + local all_good=true |
| 100 | + local needs_apply=false |
| 101 | + |
| 102 | + # Check all patch files |
| 103 | + if [ ! -d "${PATCH_DIR}" ]; then |
| 104 | + print_error "Patch directory not found: ${PATCH_DIR}" |
| 105 | + exit 1 |
| 106 | + fi |
| 107 | + |
| 108 | + for patch_file in "${PATCH_DIR}"/*.patch; do |
| 109 | + if [ ! -f "${patch_file}" ]; then |
| 110 | + print_warning "No patch files found in ${PATCH_DIR}" |
| 111 | + continue |
| 112 | + fi |
| 113 | + |
| 114 | + check_patch "${patch_file}" |
| 115 | + status=$? |
| 116 | + |
| 117 | + if [ $status -eq 1 ]; then |
| 118 | + needs_apply=true |
| 119 | + all_good=false |
| 120 | + elif [ $status -eq 2 ]; then |
| 121 | + all_good=false |
| 122 | + fi |
| 123 | + |
| 124 | + echo "" |
| 125 | + done |
| 126 | + |
| 127 | + # Detailed verification for k8s-timestamp-preservation patch |
| 128 | + print_info "Performing detailed content verification..." |
| 129 | + echo "" |
| 130 | + |
| 131 | + verify_file_content \ |
| 132 | + "vendor/k8s.io/apimachinery/pkg/api/validation/objectmeta.go" \ |
| 133 | + "//allErrs = append(allErrs, ValidateImmutableField(newMeta.GetCreationTimestamp()" \ |
| 134 | + "CreationTimestamp validation is commented out" |
| 135 | + |
| 136 | + verify_file_content \ |
| 137 | + "vendor/k8s.io/apiserver/pkg/registry/rest/meta.go" \ |
| 138 | + "//meta.SetCreationTimestamp(metav1.Time{})" \ |
| 139 | + "CreationTimestamp wiping is commented out" |
| 140 | + |
| 141 | + verify_file_content \ |
| 142 | + "vendor/k8s.io/apiserver/pkg/registry/rest/meta.go" \ |
| 143 | + 'if meta.GetCreationTimestamp().String() == ""' \ |
| 144 | + "CreationTimestamp conditional check exists" |
| 145 | + |
| 146 | + verify_file_content \ |
| 147 | + "vendor/k8s.io/kubernetes/pkg/registry/core/pod/strategy.go" \ |
| 148 | + 'nodeInfo.Hostname = "localhost"' \ |
| 149 | + "NodeInfo hostname override exists" |
| 150 | + |
| 151 | + echo "" |
| 152 | + print_info "==========================================" |
| 153 | + |
| 154 | + if [ "$all_good" = true ]; then |
| 155 | + print_success "All vendor patches are correctly applied!" |
| 156 | + return 0 |
| 157 | + elif [ "$needs_apply" = true ]; then |
| 158 | + print_warning "Some patches need to be applied" |
| 159 | + return 1 |
| 160 | + else |
| 161 | + print_error "Some patches have conflicts or issues" |
| 162 | + return 2 |
| 163 | + fi |
| 164 | +} |
| 165 | + |
| 166 | +# Function to apply all patches |
| 167 | +apply_all_patches() { |
| 168 | + print_info "==========================================" |
| 169 | + print_info "Applying all vendor patches..." |
| 170 | + print_info "==========================================" |
| 171 | + echo "" |
| 172 | + |
| 173 | + local applied_count=0 |
| 174 | + local skipped_count=0 |
| 175 | + local failed_count=0 |
| 176 | + |
| 177 | + for patch_file in "${PATCH_DIR}"/*.patch; do |
| 178 | + if [ ! -f "${patch_file}" ]; then |
| 179 | + print_warning "No patch files found in ${PATCH_DIR}" |
| 180 | + continue |
| 181 | + fi |
| 182 | + |
| 183 | + local patch_name="$(basename "$patch_file")" |
| 184 | + |
| 185 | + # Check if already applied |
| 186 | + cd "${PROJECT_ROOT}" |
| 187 | + if git apply --reverse --check "${patch_file}" > /dev/null 2>&1; then |
| 188 | + print_info "✓ Patch ${patch_name} is already applied, skipping..." |
| 189 | + ((skipped_count++)) |
| 190 | + else |
| 191 | + # Try to apply the patch |
| 192 | + if git apply "${patch_file}" 2>/dev/null; then |
| 193 | + print_success "✓ Successfully applied patch: ${patch_name}" |
| 194 | + ((applied_count++)) |
| 195 | + else |
| 196 | + print_warning "⚠ Could not apply patch: ${patch_name} (may be partially applied or have conflicts)" |
| 197 | + ((failed_count++)) |
| 198 | + fi |
| 199 | + fi |
| 200 | + |
| 201 | + echo "" |
| 202 | + done |
| 203 | + |
| 204 | + print_info "==========================================" |
| 205 | + print_info "Summary:" |
| 206 | + print_info " Applied: ${applied_count}" |
| 207 | + print_info " Already applied: ${skipped_count}" |
| 208 | + print_info " Failed/Partial: ${failed_count}" |
| 209 | + print_info "==========================================" |
| 210 | + |
| 211 | + if [ $failed_count -gt 0 ]; then |
| 212 | + print_warning "Some patches could not be applied. Running detailed verification..." |
| 213 | + return 1 |
| 214 | + else |
| 215 | + print_success "All patches processed successfully!" |
| 216 | + return 0 |
| 217 | + fi |
| 218 | +} |
| 219 | + |
| 220 | +# Main script logic |
| 221 | +main() { |
| 222 | + local command="${1:-verify}" |
| 223 | + |
| 224 | + case "$command" in |
| 225 | + verify) |
| 226 | + verify_patches |
| 227 | + exit $? |
| 228 | + ;; |
| 229 | + apply) |
| 230 | + apply_all_patches |
| 231 | + exit $? |
| 232 | + ;; |
| 233 | + *) |
| 234 | + echo "Usage: $0 {verify|apply}" |
| 235 | + echo "" |
| 236 | + echo "Commands:" |
| 237 | + echo " verify - Check if patches are applied (default)" |
| 238 | + echo " apply - Apply all patches" |
| 239 | + exit 1 |
| 240 | + ;; |
| 241 | + esac |
| 242 | +} |
| 243 | + |
| 244 | +main "$@" |
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