scripts/check-duplicates.sh

   1 #! /usr/bin/env bash
   2 # Maintainer: Andrew Ammerlaan <andrewammerlaan@gentoo.org>
   3 # Maintainer: James Beddek <telans@posteo.de>
   4 #
   5 # This checks for potential and exact package matches within an overlay & ::gentoo
   6 # Note that this is not going to be 100% accurate
   7
   8 EXCLUDE='^(.git|.github|metadata|profiles|scripts)/|^eclass/tests$|metadata.xml'
   9
  10 GENTOO_DIR="/var/db/repos/gentoo"
  11 GENTOO_PACKAGES=(
  12         $(find ${GENTOO_DIR} -mindepth 2 -maxdepth 2 -printf "%P\n" \
  13                 | sort | grep -Ev "${EXCLUDE}"
  14         )
  15 )
  16 REPO_PACKAGES=(
  17         $(find . -mindepth 2 -maxdepth 2 -printf "%P\n" \
  18                 | sort | grep -Ev "${EXCLUDE}"
  19         )
  20 )
  21
  22 REPO_NAME="$(cat profiles/repo_name)"
  23
  24 printf "\nChecking for duplicates...\n"
  25
  26 for GENTOO_PKG in ${GENTOO_PACKAGES[@]}; do
  27         GENTOO_CATEGORIES+=( ${GENTOO_PKG%%/*} )        # Separate category
  28         GENTOO_PKG_NAME=${GENTOO_PKG##*/}                       # Separate name
  29         GENTOO_PKG_NAME=${GENTOO_PKG_NAME,,}            # Force lower case, e.g. to match foobar and FooBar
  30         GENTOO_PKG_NAME=${GENTOO_PKG_NAME/[-_]}         # Remove underscores and dashes, e.g. to match foo-bar and foo_bar
  31         GENTOO_PKG_NAMES+=( ${GENTOO_PKG_NAME} )
  32 done
  33
  34 printf "Testing ${#REPO_PACKAGES[@]} ${REPO_NAME^} packages against ${#GENTOO_PKG_NAMES[@]} Gentoo packages\n"
  35
  36 for REPO_PKG in ${REPO_PACKAGES[@]}; do
  37         REPO_PKG_CATEGORY=${REPO_PKG%%/*}
  38         REPO_PKG_NAME=${REPO_PKG##*/}
  39         REPO_PKG_NAME=${REPO_PKG_NAME,,}
  40         REPO_PKG_NAME=${REPO_PKG_NAME/[-_]}
  41
  42         if [[ ${GENTOO_PKG_NAMES[@]} =~ " ${REPO_PKG_NAME} " ]]; then   # Check for a matcing name in the Gentoo tree,
  43                 for (( i=0; i<${#GENTOO_PKG_NAMES[@]}; i++ )); do                       # otherwise there is no need to continue
  44                         [[ ${GENTOO_PKG_NAMES[$i]} == ${REPO_PKG_NAME} ]] && index+=( $i ) # Find the category/index for multiple matching names
  45                 done
  46
  47                 for i in ${index[@]}; do        # For each possible match
  48                         if [[ ${GENTOO_PACKAGES[$i]} == ${REPO_PKG} ]]; then
  49                                 PKG_EXACT_MATCH+="\t${REPO_PKG}::${REPO_NAME} exact match of ${GENTOO_PACKAGES[$i]}::gentoo\n"
  50                                 break   # An exact match is fatal, no need to continue
  51                         elif [[ ${GENTOO_CATEGORIES[$i]} == ${REPO_PKG_CATEGORY} ]]; then # Possible match within the same category
  52                                 PKG_CATEGORY_MATCH+="\t${REPO_PKG}::${REPO_NAME} possible duplicate of ${GENTOO_PACKAGES[$i]}::gentoo\n"
  53                         else # Possible match in a different category
  54                                 PKG_SPECULATIVE_MATCH+="\t${REPO_PKG}::${REPO_NAME} possible duplicate of ${GENTOO_PACKAGES[$i]}::gentoo\n"
  55                         fi
  56                 done
  57                 unset index
  58         fi
  59 done
  60
  61 if [[ -n ${PKG_SPECULATIVE_MATCH} ]]; then
  62         printf "\nWARNING: The following packages closely match packages in the main Gentoo repository:\n"
  63         printf "${PKG_SPECULATIVE_MATCH}"
  64         printf "Please check these manually.\n"
  65 fi
  66
  67 if [[ -n ${PKG_CATEGORY_MATCH} ]]; then
  68         printf "\nWARNING: The following packages closely match packages in the main Gentoo repository, in the same category:\n"
  69         printf "${PKG_CATEGORY_MATCH}"
  70         printf "Please check these manually.\n"
  71 fi
  72
  73 if [[ -n ${PKG_EXACT_MATCH} ]]; then
  74         printf "\nERROR: The following packages override packages in the main Gentoo repository:\n"
  75         printf "${PKG_EXACT_MATCH}"
  76         printf "Please remove these packages.\n"
  77         exit 1
  78 fi