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=() missing=0
   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:i:r:s:F:almqtuJS'
  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:' 'missing' 'ignore:' 'ignore-by:')
  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         -m|--missing)
  50             missing=1 ;;
  51         -l|--list)
  52             mode=list ;;
  53         -t|--table)
  54             mode=table ;;
  55         -J|--json)
  56             mode=json ;;
  57         --jsonl)
  58             mode=jsonl ;;
  59         -a|--all)
  60             mode=upgrades; vercmp_args+=(-a) ;;
  61         -u|--upgrades)
  62             mode=upgrades ;;
  63         -q|--quiet)
  64             parse_args+=(-q); vercmp_args+=(-q) ;;
  65         -S|--sync)
  66             db_query=sync ;;
  67         -F|--attr|--field)
  68             shift; mode=attr; attr=$1 ;;
  69         -s|--search)
  70             shift; parse_args+=(--search "$1") ;;
  71         --search-by)
  72             shift; parse_args+=(--search-by "$1") ;;
  73         -i|--ignore)
  74             shift; parse_args+=(--ignore "$1") ;;
  75         --ignore-by)
  76             shift; parse_args+=(--ignore-by "$1") ;;
  77         --path)
  78             mode=path ;;
  79         --status)
  80             mode=status ;;
  81         --path-list|--list-path)
  82             list=path ;;
  83         --repo-list|--list-repo)
  84             list=repo ;;
  85         --attr-list|--list-attr)
  86             list=attr ;;
  87         --dump-options)
  88             printf -- '--%s\n' "${opt_long[@]}" ${AUR_DEBUG+"${opt_hidden[@]}"}
  89             printf -- '%s' "${opt_short}" | sed 's/.:\?/-&\n/g'
  90             exit ;;
  91         --) shift; break ;;
  92     esac
  93     shift
  94 done
  95
  96 # assign environment variables
  97 db_ext=${db_ext:-$AUR_DBEXT} db_name=${db_name:-$AUR_REPO} db_root=${db_root:-$AUR_DBROOT}
  98
  99 # option sanity check
 100 if [[ $db_query == 'sync' ]] && [[ $db_root ]]; then
 101     printf >&2 'warning: ignoring repository root %q with --sync\n' "$db_root"
 102 fi
 103
 104 # parse pacman configuration
 105 declare -A conf_file_serv conf_file_path conf_sync_serv
 106
 107 while read -r key _ value; do
 108     case $key=$value in
 109         \[*\]*)
 110             section=${key:1:-1}
 111             ;;
 112         DBPath=*)
 113             pacman_dbpath=${value%/}
 114             ;;
 115         Server=file://*)
 116             value=${value#file://}
 117
 118             conf_file_serv[$section]=$value
 119             conf_file_path[$section]=$value/$section.${db_ext:-db}
 120             ;;&
 121         Server=*://*)
 122             conf_sync_serv[$section]=$value
 123
 124             if [[ $section == "$db_name" ]] && [[ ! $db_root ]]; then
 125                 db_root=$value
 126             fi ;;
 127     esac
 128 done < <(pacman-conf "${conf_args[@]}")
 129 wait $! || exit
 130
 131 # prefix error messages with pacman.conf (#1118)
 132 if [[ -v pacman_conf ]]; then
 133     err_prefix="$argv0: $pacman_conf"
 134 else
 135     err_prefix="$argv0"
 136 fi
 137
 138 # existing path is optional for printf modes (#1142)
 139 if (( missing )); then
 140     realpath_args=(-m)
 141 else
 142     # require all path components to exist
 143     realpath_args=(-e)
 144 fi
 145
 146 # list information on available local repositories
 147 case $list in
 148     path|repo)
 149         if ! [[ ${!conf_file_path[*]} ]]; then
 150             printf >&2 '%s: no file:// repository configured\n' "$err_prefix"
 151             exit 2
 152         fi ;;&
 153     path)
 154         # resolve repo-add symlinks
 155         realpath "${realpath_args[@]}" -- "${conf_file_path[@]}" || exit 2
 156         exit 0 ;;
 157     repo)
 158         # quote repository name
 159         printf '%s\n' "${!conf_file_path[@]}"
 160         exit 0 ;;
 161     attr)
 162         aur repo-parse --list-attr  # holds for any repository
 163         exit ;;
 164 esac
 165
 166 # select local repository from pacman configuration, if no repository
 167 # was specified on the command-line
 168 if [[ ! $db_name ]]; then
 169     conf_file_repo=("${!conf_file_serv[@]}")
 170
 171     case ${#conf_file_repo[@]} in
 172         1) db_root=${conf_file_serv[${conf_file_repo[0]}]}
 173            db_name=${conf_file_repo[0]}
 174            ;;
 175         0) printf >&2 '%s: no file:// repository configured\n' "$err_prefix"
 176            exit 2
 177            ;;
 178         *) printf >&2 '%s: repository choice is ambiguous (use -d to specify)\n' "$err_prefix"
 179
 180            for db in "${conf_file_repo[@]}"; do
 181                printf '%q\t%q\n' "$db" "${conf_file_path[$db]}"
 182            done | column -o $'\t' -t >&2
 183            exit 1
 184            ;;
 185     esac
 186
 187 # check $db_name is a configured pacman repository (local or remote, #1113)
 188 elif ! [[ ${conf_sync_serv[$db_name]} ]]; then
 189     printf >&2 "%s: repository %q not configured\n" "$err_prefix" "$db_name"
 190     exit 2
 191 fi
 192
 193 # basic file checks
 194 case $db_query in
 195     file)
 196         if [[ $db_root == *://* ]]; then
 197             printf >&2 '%s: %q: object is remote (use -S to query)\n' "$argv0" "$db_root"
 198             exit 66
 199         fi
 200         db_path=$db_root/$db_name.${db_ext:-db}
 201         ;;
 202     sync)
 203         db_path=$pacman_dbpath/sync/$db_name.${db_ext:-db}
 204         db_root=$pacman_dbpath/sync
 205         ;;
 206 esac
 207
 208 # resolve repo-add symlink
 209 db_path=$(realpath "${realpath_args[@]}" -- "$db_path") || exit 2
 210 db_root=$(realpath "${realpath_args[@]}" -- "$db_root") || exit 2
 211
 212 # database operations
 213 case $mode in
 214     list|table|json|jsonl)
 215         aur repo-parse "${parse_args[@]}" -p "$db_path" --"$mode"
 216         ;;
 217     format)
 218         aur repo-parse "${parse_args[@]}" -p "$db_path" --jsonl | aur format "${format_args[@]}" -f "$format"
 219         ;;
 220     upgrades)
 221         aur repo-parse "${parse_args[@]}" -p "$db_path" --list  | aur vercmp "${vercmp_args[@]}"
 222         ;;
 223     attr)
 224         aur repo-parse "${parse_args[@]}" -p "$db_path" --attr "$attr"
 225         ;;
 226     path)
 227         printf '%s\n' "$db_path"
 228         ;;
 229     *)
 230         printf 'repo:%s\nroot:%s\npath:%s\n' "$db_name" "$db_root" "$db_path"
 231         ;;
 232 esac
 233
 234 # vim: set et sw=4 sts=4 ft=sh: