.bin/gentoo-sync

   1 #!/bin/bash
   2
   3 GS_SYNC=true
   4 GS_RSYNC=false
   5 GS_EUPDATEDB=true
   6 GS_FETCH=false
   7 GS_UPWORLD=true
   8 GS_LAYMAN=true
   9 GS_DEBUG=false
  10 GS_USER="portage"
  11 conf="/etc/gentoo-sync.conf"
  12 [[ -e ${conf} ]] && . "${conf}"
  13
  14 logdir="/var/log"
  15 sync_log="${logdir}/rsync.log"
  16 up_log="${logdir}/emerge-updates.log"
  17
  18 bootstrap() {
  19         local prog=$(realpath "$0")
  20         if [[ "${FLOCKER}" != "${prog}" ]] ; then
  21                 exec env -uUNSHARE FLOCKER="${prog}" flock -en "${prog}" "${prog}" "$@"
  22         fi
  23
  24         if [[ -z ${UNSHARE} ]] ; then
  25                 if [[ $(id -u) -ne 0 ]] ; then
  26                         exec sudo env -uUNSHARE FLOCKER="${FLOCKER}" HOME="$HOME" "${prog}" "$@"
  27                 fi
  28
  29                 touch "${sync_log}" "${up_log}"
  30                 chown "${GS_USER}" "${sync_log}" "${up_log}"
  31
  32                 mount_args=
  33                 if type -P unshare >&/dev/null ; then
  34                         test_arg() { unshare "$@" -- true >&/dev/null && uargs+=( "$@" ) || :; }
  35                         uargs=( -m )
  36                         test_arg -u
  37                         test_arg -i
  38                         test_arg -p -f --mount-proc
  39                         test_arg --propagation=private
  40                         exec unshare "${uargs[@]}" -- \
  41                                 sudo -u "${GS_USER}" UNSHARE="true" FLOCKER="${FLOCKER}" \
  42                                 "${prog}" "$@"
  43                 fi
  44         else
  45                 mount_args='-n'
  46         fi
  47         unset UNSHARE
  48 }
  49 bootstrap "$@"
  50
  51 usage() {
  52         cat <<-EOF
  53         Usage: ${0##*/} [options]
  54
  55         Options:
  56           -h, --help
  57           -a, --all,      -na, --noall
  58           -s, --sync,     -ns, --nosync      ${GS_SYNC}
  59           -r, --rsync,    -nr, --norsync     ${GS_RSYNC}
  60           -d, --database, -nd, --nodatabase  ${GS_EUPDATEDB}
  61           -f, --fetch,    -nf, --nofetch     ${GS_FETCH}
  62           -w, --world,    -nw, --noworld     ${GS_UPWORLD}
  63           -l, --layman,   -nl, --nolayman    ${GS_LAYMAN}
  64           -x, --debug,    -nx, --nodebug     ${GS_DEBUG}
  65         EOF
  66         exit 0
  67 }
  68
  69 s() {
  70         local x val=$1
  71         shift
  72         for x ; do
  73                 eval GS_${x}=${val};
  74         done
  75 }
  76 for x ; do
  77         case ${x} in
  78         -h|--help)        usage;;
  79         -a|--all)         s true  SYNC RSYNC EUPDATEDB FETCH UPWORLD LAYMAN DEBUG;;
  80         -na|--noall)      s false SYNC RSYNC EUPDATEDB FETCH UPWORLD LAYMAN DEBUG;;
  81         -s|--sync)        s true  SYNC;;
  82         -ns|--nosync)     s false SYNC;;
  83         -r|--rsync)       s true  RSYNC;;
  84         -nr|--norsync)    s false RSYNC;;
  85         -d|--database)    s true  EUPDATEDB;;
  86         -nd|--nodatabase) s false EUPDATEDB;;
  87         -f|--fetch)       s true  FETCH;;
  88         -nf|--nofetch)    s false FETCH;;
  89         -w|--world)       s true  UPWORLD;;
  90         -nw|--noworld)    s false UPWORLD;;
  91         -l|--layman)      s true  LAYMAN;;
  92         -nl|--nolayman)   s false LAYMAN;;
  93         -x|--debug)       s true  DEBUG;;
  94         -nx|--nodebug)    s false DEBUG;;
  95         *)                usage;;
  96         esac
  97 done
  98
  99 run() {
 100         echo "+ $*"
 101         "$@"
 102 }
 103 if ${GS_DEBUG} ; then
 104         set -x
 105         run() { "$@" ; }
 106 fi
 107
 108 export NOCOLOR=true
 109
 110 (
 111 id
 112 date
 113
 114 if ${GS_RSYNC} ; then
 115         # For slow systems, run rsync directly.
 116         for f in make.globals make.conf ; do
 117                 for d in /etc /etc/portage /usr/share/portage/config ; do
 118                         f="${d}/make.globals"
 119                         [[ -e ${f} ]] && . ${f} && break
 120                 done
 121         done
 122         > "${up_log}"
 123         : ${PORTAGE_RSYNC_OPTS:=-azO --delete --exclude=/distfiles --exclude=/local --exclude=/packages}
 124         : ${SYNC:=rsync://rsync.gentoo.org/gentoo-portage}
 125         : ${PORTDIR:=/usr/portage}
 126         exec rsync ${PORTAGE_RSYNC_OPTS} ${PORTAGE_RSYNC_EXTRA_OPTS} ${SYNC}/ ${PORTDIR}/ >& "${sync_log}"
 127 fi
 128
 129 if ${GS_SYNC} ; then
 130         run emerge --sync -q
 131         date
 132         ${GS_EUPDATEDB} && run $(type -P eupdatedb)
 133         date
 134         ${GS_LAYMAN} && l=$(type -P layman) && run ${l} -S -q
 135         date
 136         ${GS_FETCH} && run emerge world -Duf
 137         #date
 138         #q -qr
 139 fi
 140
 141 date
 142 ) >& ${sync_log}
 143
 144 if ${GS_UPWORLD} ; then
 145         (
 146         repos=(
 147                 $(portageq repositories_configuration / | awk '$1 == "location" { $1 = $2 = ""; print }')
 148         )
 149         bad_pkgs=()
 150         good_pkgs=()
 151         for p in `qlist -ICS` ; do
 152                 good=false
 153                 for repo in ${repos[@]} ; do
 154                         if [[ -d ${repo}/${p%:*} ]] ; then
 155                                 good=true
 156                                 break
 157                         fi
 158                 done
 159
 160                 if ${good} ; then
 161                         good_pkgs+=( ${p} )
 162                 else
 163                         bad_pkgs+=( ${p} )
 164                 fi
 165         done
 166
 167         if [[ ${#bad_pkgs[@]} -gt 0 ]] ; then
 168                 echo 'These packages no longer exist:'
 169                 printf '\t%s\n' "${bad_pkgs[@]}"
 170                 echo
 171         fi
 172         echo 'emerge -u1v --quiet-build y --keep-going $(awk '\''$2 ~ /\// {print $2}'\'' '${up_log}')'
 173         emerge -upq --cols \
 174                 $(printf '%s\n' ${good_pkgs[*]} | grep -v '^cross-')
 175         ) >& ${up_log}
 176         :
 177 fi