jobd/gc.sh

   1 #!/bin/bash
   2
   3 . @basedir@/shlib.sh
   4
   5 set -e
   6
   7 proj="$1"
   8 cd "$cfg_reporoot/$proj.git"
   9
  10 # date -R is linux-only, POSIX equivalent is '+%a, %d %b %Y %T %z'
  11 datefmt='+%a, %d %b %Y %T %z'
  12
  13 if check_interval lastgc $cfg_min_gc_interval; then
  14         progress "= [$proj] garbage check skip (last at $(config_get lastgc))"
  15         exit 0
  16 fi
  17 if [ -e .nogc ]; then
  18         progress "x [$proj] garbage check disabled"
  19         exit 0
  20 fi
  21 progress "+ [$proj] garbage check (`date`)"
  22
  23 # safe pruning: we put all our objects to all forks, then we can
  24 # safely get rid of extra ones; repacks in forks will get rid of
  25 # the redundant ones again then
  26 forkdir="$1"
  27 if [ -d "../$forkdir" ]; then
  28         get_repo_list "$forkdir/" |
  29                 while read fork; do
  30                         # Match objects in parent project
  31                         for d in objects/?? objects/pack; do
  32                                 [ "$d" != "objects/??" ] || continue
  33                                 mkdir -p "$cfg_reporoot/$fork.git/$d"
  34                                 ln -f "$d"/* "$cfg_reporoot/$fork.git/$d" ||:
  35                         done
  36
  37                         # fixup project permissions
  38                         >"$cfg_fixup_queue" echo "$fork"
  39                 done
  40 fi
  41
  42 quiet=; [ -n "$show_progress" ] || quiet=-q
  43 git repack -a -d --window-memory=1G -l $quiet
  44 git prune
  45 git update-server-info
  46 config_set lastgc "$(date "$datefmt")"
  47
  48 progress "- [$proj] garbage check (`date`)"