scripts/debian/ddtp-i18n-check.sh

   1 #!/bin/bash
   2 #
   3 # $Id: ddtp_i18n_check.sh 2535 2011-02-19 14:20:52Z nekral-guest $
   4 #
   5 # Copyright (C) 2008, 2011 Felipe Augusto van de Wiel <faw@funlabs.org>
   6 # Copyright (C) 2008, 2009 Nicolas François <nicolas.francois@centraliens.net>
   7 #
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 2 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # On Debian systems, you can find the full text of the license in
  14 # /usr/share/common-licenses/GPL-2
  15
  16 set -eu
  17 export LC_ALL=C
  18
  19 # This must be defined to either 0 or 1
  20 # When DEBUG=0, fail after the first error.
  21 # Otherwise, list all the errors.
  22 DEBUG=0
  23
  24 # When DRY_RUN=0, generate the compressed version of the Translation-*
  25 # files.
  26 DRY_RUN=0
  27
  28 dists_parent_dir=""
  29 # If no argument indicates the PACKAGES_LISTS_DIR then use '.'
  30 PACKAGES_LISTS_DIR=""
  31
  32 usage () {
  33         echo "Usage: $0 [options] <dists_parent_dir> [<packages_lists_directory>]" >&2
  34         echo "" >&2
  35         echo "    --debug      Debug mode: do not stop after the first error" >&2
  36         echo "    --dry-run    Do not generate the compressed version of the " >&2
  37         echo "                 Translation files">&2
  38         exit 1
  39 }
  40
  41 # Parse options
  42 for opt; do
  43         case "$opt" in
  44                 "--debug")
  45                         DEBUG=1
  46                         ;;
  47                 "--dry-run")
  48                         DRY_RUN=1
  49                         ;;
  50                 "-*")
  51                         usage
  52                         ;;
  53                 "")
  54                         echo "Empty parameter" >&2
  55                         echo "" >&2
  56                         usage
  57                         ;;
  58                 *)
  59                         if [ -z "$dists_parent_dir" ]; then
  60                                 # Removing trailing /
  61                                 dists_parent_dir=${opt%/}
  62                         elif [ -z "$PACKAGES_LISTS_DIR" ]; then
  63                                 PACKAGES_LISTS_DIR=$opt
  64                         else
  65                                 echo "$0: Invalid option: $opt" >&2
  66                                 usage
  67                         fi
  68                         ;;
  69         esac
  70 done
  71 PACKAGES_LISTS_DIR=${opt:-.}
  72
  73 if [ ! -d "$dists_parent_dir" ]; then
  74         echo "missing dists_parent_dir, or not a directory" >&2
  75         echo "" >&2
  76         usage
  77 elif [ ! -d "$PACKAGES_LISTS_DIR" ]; then
  78         echo "missing packages_lists_directory, or not a directory" >&2
  79         echo "" >&2
  80         usage
  81 fi
  82
  83 #STABLE="squeeze"
  84 TESTING="stretch"
  85 UNSTABLE="sid"
  86
  87 # Original SHA256SUMS, generated by i18n.debian.net
  88 CHECKSUMS="SHA256SUMS"
  89
  90 # DAK Timestamp
  91 TIMESTAMP="timestamp"
  92
  93 # These special files must exist on the top of dists_parent_dir
  94 SPECIAL_FILES="$CHECKSUMS $TIMESTAMP $TIMESTAMP.gpg"
  95
  96 # Temporary working directory. We need a full path to reduce the
  97 # complexity of checking CHECKSUMS and cleaning/removing TMPDIR
  98 TEMP_WORK_DIR=$(mktemp -d -t ddtp_dinstall_tmpdir.XXXXXX)
  99 cd "$TEMP_WORK_DIR"
 100 TMP_WORK_DIR=$(pwd)
 101 cd "$OLDPWD"
 102 unset TEMP_WORK_DIR
 103
 104 # If it's trapped, something bad happened.
 105 trap_exit () {
 106         rm -rf "$TMP_WORK_DIR"
 107         rm -f "$dists_parent_dir"/dists/*/main/i18n/Translation-*.bz2
 108         rm -f "$dists_parent_dir"/dists/*/main/i18n/Index
 109         exit 1
 110 }
 111 trap trap_exit EXIT HUP INT QUIT TERM
 112
 113 is_filename_okay () {
 114         ifo_file="$1"
 115
 116         # Check that the file in on an "i18n" directory
 117         # This ensures that the Translation-$lang files are not e.g. in
 118         # dists/etch/ or dists/etch/main/
 119         ifo_d=$(basename $(dirname "$ifo_file"))
 120         if [ "x$ifo_d" = "xi18n" ]; then
 121
 122                 # Check that the file is named Translation-$lang
 123                 ifo_f=$(basename "$ifo_file")
 124                 case "$ifo_f" in
 125                         Translation-[a-z][a-z][a-z]_[A-Z][A-Z]) return 0;;
 126                         Translation-[a-z][a-z]_[A-Z][A-Z])      return 0;;
 127                         Translation-[a-z][a-z][a-z])            return 0;;
 128                         Translation-[a-z][a-z])                 return 0;;
 129                 esac
 130         fi
 131
 132         return 1
 133 }
 134
 135 # Check a directory name against a directory whitelist
 136 is_dirname_okay () {
 137         ido_dir="$1"
 138
 139         case "$ido_dir" in
 140                 "$dists_parent_dir")                               return 0;;
 141                 "$dists_parent_dir/dists")                         return 0;;
 142 # TODO/FIXME: It is undecided how to update at stable/point-releases, so we
 143 #             don't allow files to $STABLE.
 144 #               "$dists_parent_dir/dists/$STABLE")                 return 0;;
 145 #               "$dists_parent_dir/dists/$STABLE/main")            return 0;;
 146 #               "$dists_parent_dir/dists/$STABLE/main/i18n")       return 0;;
 147 #               "$dists_parent_dir/dists/$STABLE/contrib")         return 0;;
 148 #               "$dists_parent_dir/dists/$STABLE/contrib/i18n")    return 0;;
 149 #               "$dists_parent_dir/dists/$STABLE/non-free")        return 0;;
 150 #               "$dists_parent_dir/dists/$STABLE/non-free/i18n")   return 0;;
 151                 "$dists_parent_dir/dists/$TESTING")                return 0;;
 152                 "$dists_parent_dir/dists/$TESTING/main")           return 0;;
 153                 "$dists_parent_dir/dists/$TESTING/main/i18n")      return 0;;
 154                 "$dists_parent_dir/dists/$TESTING/contrib")        return 0;;
 155                 "$dists_parent_dir/dists/$TESTING/contrib/i18n")   return 0;;
 156                 "$dists_parent_dir/dists/$TESTING/non-free")       return 0;;
 157                 "$dists_parent_dir/dists/$TESTING/non-free/i18n")  return 0;;
 158                 "$dists_parent_dir/dists/$UNSTABLE")               return 0;;
 159                 "$dists_parent_dir/dists/$UNSTABLE/main")          return 0;;
 160                 "$dists_parent_dir/dists/$UNSTABLE/main/i18n")     return 0;;
 161                 "$dists_parent_dir/dists/$UNSTABLE/contrib")       return 0;;
 162                 "$dists_parent_dir/dists/$UNSTABLE/contrib/i18n")  return 0;;
 163                 "$dists_parent_dir/dists/$UNSTABLE/non-free")      return 0;;
 164                 "$dists_parent_dir/dists/$UNSTABLE/non-free/i18n") return 0;;
 165         esac
 166
 167         return 1
 168 }
 169
 170 has_valid_fields () {
 171         hvf_file="$1"
 172         hvf_lang=${hvf_file/*-}
 173
 174 awk "
 175 function print_status () {
 176         printf (\"p: %d, m: %d, s: %d, l: %d\n\", package, md5, s_description, l_description)
 177 }
 178 BEGIN {
 179         package       = 0 # Indicates if a Package field was found
 180         md5           = 0 # Indicates if a Description-md5 field was found
 181         s_description = 0 # Indicates if a short description was found
 182         l_description = 0 # Indicates if a long description was found
 183
 184         failures      = 0 # Number of failures (debug only)
 185         failed        = 0 # Failure already reported for the block
 186 }
 187
 188 /^Package: / {
 189         if (0 == failed) {
 190                 if (   (0 != package)       \
 191                     || (0 != md5)           \
 192                     || (0 != s_description) \
 193                     || (0 != l_description)) {
 194                         printf (\"Package field unexpected in $hvf_file (line %d)\n\", NR)
 195                         print_status()
 196                         failed = 1
 197                         if ($DEBUG) { failures++ } else { exit 1 }
 198                 }
 199                 package++
 200         }
 201         # Next input line
 202         next
 203 }
 204
 205 /^Description-md5: / {
 206         if (0 == failed) {
 207                 if (   (1 != package)       \
 208                     || (0 != md5)           \
 209                     || (0 != s_description) \
 210                     || (0 != l_description)) {
 211                         printf (\"Description-md5 field unexpected in $hvf_file (line %d)\n\", NR)
 212                         print_status()
 213                         failed = 1
 214                         if ($DEBUG) { failures++ } else { exit 1 }
 215                 }
 216                 md5++
 217         }
 218         # Next input line
 219         next
 220 }
 221
 222 /^Description-$hvf_lang: / {
 223         if (0 == failed) {
 224                 if (   (1 != package)       \
 225                     || (1 != md5)           \
 226                     || (0 != s_description) \
 227                     || (0 != l_description)) {
 228                         printf (\"Description-$hvf_lang field unexpected in $hvf_file (line %d)\n\", NR)
 229                         print_status()
 230                         failed = 1
 231                         if ($DEBUG) { failures++ } else { exit 1 }
 232                 }
 233                 s_description++
 234         }
 235         # Next input line
 236         next
 237 }
 238
 239 /^ / {
 240         if (0 == failed) {
 241                 if (   (1 != package)       \
 242                     || (1 != md5)           \
 243                     || (1 != s_description)) {
 244                         printf (\"Long description unexpected in $hvf_file (line %d)\n\", NR)
 245                         print_status()
 246                         failed = 1
 247                         if ($DEBUG) { failures++ } else { exit 1 }
 248                 }
 249                 l_description = 1 # There can be any number of long description
 250                                   # lines. Do not count.
 251         }
 252         # Next line
 253         next
 254 }
 255
 256 /^$/ {
 257         if (0 == failed) {
 258                 if (   (1 != package)       \
 259                     || (1 != md5)           \
 260                     || (1 != s_description) \
 261                     || (1 != l_description)) {
 262                         printf (\"End of block unexpected in $hvf_file (line %d)\n\", NR)
 263                         print_status()
 264                         failed = 1
 265                         if ($DEBUG) { failures++ } else { exit 1 }
 266                 }
 267         }
 268
 269         # Next package
 270         package = 0; md5 = 0; s_description = 0; l_description = 0
 271         failed = 0
 272
 273         # Next input line
 274         next
 275 }
 276
 277 # Anything else: fail
 278 {
 279         printf (\"Unexpected line '\$0' in $hvf_file (line %d)\n\", NR)
 280         print_status()
 281         failed = 1
 282         if ($DEBUG) { failures++ } else { exit 1 }
 283 }
 284
 285 END {
 286         if (0 == failed) {
 287                 # They must be all set to 0 or all set to 1
 288                 if (   (   (0 == package)        \
 289                         || (0 == md5)            \
 290                         || (0 == s_description)  \
 291                         || (0 == l_description)) \
 292                     && (   (0 != package)        \
 293                         || (0 != md5)            \
 294                         || (0 != s_description)  \
 295                         || (0 != l_description))) {
 296                         printf (\"End of file unexpected in $hvf_file (line %d)\n\", NR)
 297                         print_status()
 298                         exit 1
 299                 }
 300         }
 301
 302         if (failures > 0) {
 303                 exit 1
 304         }
 305 }
 306 " "$hvf_file" || return 1
 307
 308         return 0
 309 }
 310
 311 # $SPECIAL_FILES must exist
 312 for sf in $SPECIAL_FILES; do
 313         if [ ! -f "$dists_parent_dir/$sf" ]; then
 314                 echo "Special file ($sf) doesn't exist"
 315                 exit 1;
 316         fi
 317 done
 318
 319 # Comparing CHECKSUMS
 320 # We don't use -c because a file could exist in the directory tree and not in
 321 # the CHECKSUMS, so we sort the existing CHECKSUMS and we create a new one
 322 # already sorted, if cmp fails then files are different and we don't want to
 323 # continue.
 324 cd "$dists_parent_dir"
 325 find dists -type f -print0 |xargs --null sha256sum > "$TMP_WORK_DIR/$CHECKSUMS.new"
 326 sort "$CHECKSUMS" > "$TMP_WORK_DIR/$CHECKSUMS.sorted"
 327 sort "$TMP_WORK_DIR/$CHECKSUMS.new" > "$TMP_WORK_DIR/$CHECKSUMS.new.sorted"
 328 if ! cmp --quiet "$TMP_WORK_DIR/$CHECKSUMS.sorted" "$TMP_WORK_DIR/$CHECKSUMS.new.sorted"; then
 329         echo "Failed to compare the $CHECKSUMS, they are not identical!" >&2
 330         diff -au "$TMP_WORK_DIR/$CHECKSUMS.sorted" "$TMP_WORK_DIR/$CHECKSUMS.new.sorted" >&2
 331         exit 1
 332 fi
 333 cd "$OLDPWD"
 334
 335 # Get the list of valid packages (sorted, uniq)
 336 for t in "$TESTING" "$UNSTABLE"; do
 337         if [ ! -f "$PACKAGES_LISTS_DIR/$t" ]; then
 338                 echo "Missing $PACKAGES_LISTS_DIR/$t" >&2
 339                 exit 1
 340         fi
 341         cut -d' ' -f 1 "$PACKAGES_LISTS_DIR/$t" | sort -u > "$TMP_WORK_DIR/$t.pkgs"
 342 done
 343
 344 /usr/bin/find "$dists_parent_dir" |
 345 while read f; do
 346         if   [ -d "$f" ]; then
 347                 if ! is_dirname_okay "$f"; then
 348                         echo "Wrong directory name: $f" >&2
 349                         exit 1
 350                 fi
 351         elif [ -f "$f" ]; then
 352                 # If $f is in $SPECIAL_FILES, we skip to the next loop because
 353                 # we won't check it for format, fields and encoding.
 354                 for sf in $SPECIAL_FILES; do
 355                         if [ "$f" = "$dists_parent_dir/$sf" ]; then
 356                                 continue 2
 357                         fi
 358                 done
 359
 360                 if ! is_filename_okay "$f"; then
 361                         echo "Wrong file: $f" >&2
 362                         exit 1
 363                 fi
 364
 365                 # Check that all entries contains the right fields
 366                 if ! has_valid_fields "$f"; then
 367                         echo "File $f has an invalid format" >&2
 368                         exit 1
 369                 fi
 370
 371                 # Check that every packages in Translation-$lang exists
 372                 TPKGS=$(basename "$f").pkgs
 373                 grep "^Package: " "$f" | cut -d' ' -f 2 | sort -u > "$TMP_WORK_DIR/$TPKGS"
 374                 case "$f" in
 375                         */$TESTING/*)  t="$TESTING";;
 376                         */$UNSTABLE/*) t="$UNSTABLE";;
 377                 esac
 378                 if diff "$TMP_WORK_DIR/$t.pkgs" "$TMP_WORK_DIR/$TPKGS" | grep -q "^>"; then
 379                         diff -au "$TMP_WORK_DIR/$t.pkgs" "$TMP_WORK_DIR/$TPKGS" |grep "^+"
 380                         echo "$f contains packages which are not in $t" >&2
 381                         exit 1
 382                 fi
 383
 384                 # Check encoding
 385                 iconv -f utf-8 -t utf-8 < "$f" > /dev/null 2>&1 || {
 386                         echo "$f is not an UTF-8 file" >&2
 387                         exit 1
 388                 }
 389
 390                 # We do not check if the md5 in Translation-$lang are
 391                 # correct.
 392
 393                 if [ "$DRY_RUN" = "0" ]; then
 394                         # Now generate the compressed files
 395                         bzip2 "$f"
 396                 fi
 397         else
 398                 echo "Neither a file or directory: $f" >&2
 399                 exit 1
 400         fi
 401 done || false
 402 # The while will just fail if an internal check "exit 1", but the script
 403 # is not exited. "|| false" makes the script fail (and exit) in that case.
 404
 405 echo "$dists_parent_dir structure validated successfully ($(date +%c))"
 406
 407 # If we reach this point, everything went fine.
 408 trap - EXIT
 409 rm -rf "$TMP_WORK_DIR"
 410