lib/aur-repo

   1 #!/bin/bash
   2 # aur-repo - operate on local repositories
   3 [[ -v AUR_DEBUG ]] && set -o xtrace
   4 argv0=repo
   5 PS4='+(${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }'
   6
   7 # default options
   8 db_query=file mode=none conf_args=() vercmp_args=() parse_args=()
   9
  10 args_csv() {
  11     # shellcheck disable=SC2155
  12     local str=$(printf '%s,' "$@")
  13     printf '%s' "${str%,}"
  14 }
  15
  16 usage() {
  17     printf >&2 'usage: %s [-d repo] [-r path] [-alqtuS]\n' "$argv0"
  18     exit 1
  19 }
  20
  21 # option parsing
  22 opt_short='c:f:d:r:s:F:alqtuJS'
  23 opt_long=('config:' 'database:' 'root:' 'all' 'list' 'path' 'list-path' 'list-repo'
  24           'search:' 'search-by:' 'list-attr' 'sync' 'upgrades' 'table' 'quiet'
  25           'attr:' 'json' 'jsonl' 'format:' 'delim:' 'dbext:')
  26 opt_hidden=('dump-options' 'repo:' 'repo-list' 'path-list' 'attr-list' 'status' 'field:')
  27
  28 if opts=$(getopt -o "$opt_short" -l "$(args_csv "${opt_long[@]}" "${opt_hidden[@]}")" -n "$argv0" -- "$@"); then
  29     eval set -- "$opts"
  30 else
  31     usage
  32 fi
  33
  34 unset mode list db_ext db_name db_root format status_file pacman_conf format_args vercmp_args attr
  35 while true; do
  36     case $1 in
  37         -d|--database|--repo)
  38             shift; db_name=$1 ;;
  39         -f|--format)
  40             shift; format=$1; mode=format ;;
  41         --delim)
  42             shift; format_args+=(--delim "$1") ;;
  43         -r|--root)
  44             shift; db_root=$1 ;;
  45         --dbext)
  46             shift; db_ext=$1 ;;
  47         -c|--config)
  48             shift; pacman_conf=$1; conf_args+=(--config "$1") ;;
  49         -l|--list)
  50             mode=list ;;
  51         -t|--table)
  52             mode=table ;;
  53         -J|--json)
  54             mode=json ;;
  55         --jsonl)
  56             mode=jsonl ;;
  57         -a|--all)
  58             mode=upgrades; vercmp_args+=(-a) ;;
  59         -u|--upgrades)
  60             mode=upgrades ;;
  61         -q|--quiet)
  62             parse_args+=(-q); vercmp_args+=(-q) ;;
  63         -S|--sync)
  64             db_query=sync ;;
  65         -F|--attr|--field)
  66             shift; mode=attr; attr=$1 ;;
  67         -s|--search)
  68             shift; parse_args+=(--search "$1") ;;
  69         --search-by)
  70             shift; parse_args+=(--search-by "$1") ;;
  71         --path)
  72             mode=path ;;
  73         --status)
  74             mode=status ;;
  75         --path-list|--list-path)
  76             list=path ;;
  77         --repo-list|--list-repo)
  78             list=repo ;;
  79         --attr-list|--list-attr)
  80             list=attr ;;
  81         --dump-options)
  82             printf -- '--%s\n' "${opt_long[@]}" ${AUR_DEBUG+"${opt_hidden[@]}"}
  83             printf -- '%s' "${opt_short}" | sed 's/.:\?/-&\n/g'
  84             exit ;;
  85         --) shift; break ;;
  86     esac
  87     shift
  88 done
  89
  90 # assign environment variables
  91 db_ext=${db_ext:-$AUR_DBEXT} db_name=${db_name:-$AUR_REPO} db_root=${db_root:-$AUR_DBROOT}
  92
  93 # option sanity check
  94 if [[ $db_query == 'sync' ]] && [[ $db_root ]]; then
  95     printf >&2 'warning: ignoring repository root %q with --sync\n' "$db_root"
  96 fi
  97
  98 # parse pacman configuration
  99 declare -A conf_file_serv conf_file_path conf_sync_serv
 100
 101 while read -r key _ value; do
 102     case $key=$value in
 103         \[*\]*)
 104             section=${key:1:-1}
 105             ;;
 106         DBPath=*)
 107             pacman_dbpath=${value%/}
 108             ;;
 109         Server=file://*)
 110             value=${value#file://}
 111
 112             conf_file_serv[$section]=$value
 113             conf_file_path[$section]=$value/$section.${db_ext:-db}
 114             ;;&
 115         Server=*://*)
 116             conf_sync_serv[$section]=$value
 117
 118             if [[ $section == "$db_name" ]] && [[ ! $db_root ]]; then
 119                 db_root=$value
 120             fi ;;
 121     esac
 122 done < <(pacman-conf "${conf_args[@]}")
 123 wait $! || exit
 124
 125 # list information on available local repositories
 126 case $list in
 127     path|repo)
 128         if ! [[ ${!conf_file_path[*]} ]]; then
 129             printf >&2 '%s: no file:// repository configured\n' "$argv0"
 130             exit 2
 131         fi ;;&
 132     path)
 133         # XXX: file paths not quoted
 134         realpath -- "${conf_file_path[@]}"  # resolve repo-add symlinks
 135         exit 0 ;;
 136     repo)
 137         printf '%q\n' "${!conf_file_path[@]}"
 138         exit 0 ;;
 139     attr)
 140         aur repo-parse --list-attr  # holds for any repository
 141         exit ;;
 142 esac
 143
 144 # select local repository from pacman configuration, if no repository
 145 # was specified on the command-line
 146 if [[ ! $db_name ]]; then
 147     conf_file_repo=("${!conf_file_serv[@]}")
 148
 149     case ${#conf_file_repo[@]} in
 150         1) db_root=${conf_file_serv[${conf_file_repo[0]}]}
 151            db_name=${conf_file_repo[0]}
 152            ;;
 153         0) printf >&2 '%s: no file:// repository configured\n' "$argv0"
 154            exit 2
 155            ;;
 156         *) printf >&2 '%s: repository choice is ambiguous (use -d to specify)\n' "$argv0"
 157
 158            for db in "${conf_file_repo[@]}"; do
 159                printf '%q\t%q\n' "$db" "${conf_file_path[$db]}"
 160            done | column -o $'\t' -t >&2
 161            exit 1
 162            ;;
 163     esac
 164
 165 # check $db_name is a configured pacman repository (local or remote, #1113)
 166 elif ! [[ ${conf_sync_serv[$db_name]} ]]; then
 167     # disambiguate used pacman.conf (#1118)
 168     if [[ -v pacman_conf ]]; then
 169         printf >&2 "%s: %q: repository %q not configured\n" "$argv0" "$pacman_conf" "$db_name"
 170     else
 171         printf >&2 "%s: repository %q not configured\n" "$argv0" "$db_name"
 172     fi
 173     exit 2
 174 fi
 175
 176 # basic file checks
 177 case $db_query in
 178     file)
 179         if [[ ! $db_root ]]; then
 180             printf >&2 '%s: %q: repository root not found\n' "$argv0" "$db_name"
 181             exit 2
 182         elif [[ $db_root == *://* ]]; then
 183             printf >&2 '%s: %q: object is remote (use -S to query)\n' "$argv0" "$db_root"
 184             exit 66
 185         fi
 186         db_path=$db_root/$db_name.${db_ext:-db}
 187         ;;
 188     sync)
 189         db_path=$pacman_dbpath/sync/$db_name.${db_ext:-db}
 190         db_root=$pacman_dbpath/sync
 191         ;;
 192 esac
 193
 194 # check file attributes
 195 if [[ ! -d $db_root ]]; then
 196     printf >&2 '%s: %q: no such directory\n' "$argv0" "$db_root"
 197     exit 2
 198 elif [[ ! -f $db_path ]]; then
 199     printf >&2 '%s: %q: no such file\n' "$argv0" "$db_path"
 200     exit 2
 201 fi
 202
 203 # resolve repo-add symlink
 204 db_path=$(realpath -- "$db_path")
 205 db_root=$(realpath -- "$db_root")
 206
 207 # database operations
 208 case $mode in
 209     list|table|json|jsonl)
 210         aur repo-parse "${parse_args[@]}" -p "$db_path" --"$mode"
 211         ;;
 212     format)
 213         aur repo-parse "${parse_args[@]}" -p "$db_path" --jsonl | aur format "${format_args[@]}" -f "$format"
 214         ;;
 215     upgrades)
 216         aur repo-parse "${parse_args[@]}" -p "$db_path" --list | aur vercmp "${vercmp_args[@]}"
 217         ;;
 218     attr)
 219         aur repo-parse "${parse_args[@]}" -p "$db_path" --attr "$attr"
 220         ;;
 221     path)
 222         printf '%q\n' "$db_path"
 223         ;;
 224     *)
 225         printf 'repo:%q\nroot:%q\npath:%q\n' "$db_name" "$db_root" "$db_path"
 226         ;;
 227 esac
 228
 229 # vim: set et sw=4 sts=4 ft=sh: