jobd/update.sh

   1 #!/bin/bash
   2
   3 . @basedir@/shlib.sh
   4
   5 # date -R is linux-only, POSIX equivalent is '+%a, %d %b %Y %T %z'
   6 datefmt='+%a, %d %b %Y %T %z'
   7
   8 # darcs fast-export | git fast-import with error handling
   9 git_darcs_fetch() {
  10         "$cfg_basedir"/bin/darcs-fast-export --export-marks=$(pwd)/dfe-marks --import-marks=$(pwd)/dfe-marks "$1" | \
  11                 git fast-import --export-marks=$(pwd)/gfi-marks --import-marks=$(pwd)/gfi-marks
  12         [ ${PIPESTATUS[0]} = 0 -a ${PIPESTATUS[1]} = 0 ]
  13         return $?
  14 }
  15
  16 # bzr fast-export | git fast-import with error handling
  17 git_bzr_fetch() {
  18         bzr fast-export --export-marks=$(pwd)/dfe-marks --import-marks=$(pwd)/dfe-marks "$1" | \
  19                 git fast-import --export-marks=$(pwd)/gfi-marks --import-marks=$(pwd)/gfi-marks
  20         [ ${PIPESTATUS[0]} = 0 -a ${PIPESTATUS[1]} = 0 ]
  21         return $?
  22 }
  23 set -e
  24 trap 'if [ $? != 0 ]; then echo "update failed dir: $PWD" >&2; fi; rm -f "$bang_log"' EXIT
  25
  26 proj="$1"
  27 cd "$cfg_reporoot/$proj.git"
  28
  29 if check_interval lastrefresh $cfg_min_mirror_interval; then
  30         progress "= [$proj] update skip (last at $(config_get lastrefresh))"
  31         exit 0
  32 fi
  33 progress "+ [$proj] update (`date`)"
  34
  35 bang_setup
  36 bang_once=1
  37 bang_action="update"
  38
  39 url="$(config_get baseurl)"
  40 mail="$(config_get owner)"
  41
  42 bang git for-each-ref --format '%(refname)      %(objectname)' >.refs-before
  43
  44 case "$url" in
  45         svn://* | svn+http://* | svn+https://*)
  46                 # update the git svn url to match baseurl
  47                 svnurl="${url#svn+}"
  48                 svnurl="${svnurl%/}"
  49                 if [ "$svnurl" != "$(git config --get svn-remote.svn.url || :)" ]; then
  50                         bang config_set_raw svn-remote.svn.url "$svnurl"
  51                         bang git config -f svn/.metadata svn-remote.svn.reposRoot "$svnurl"
  52                 fi
  53                 # remove any stale *.lock files greater than 1 hour old in case
  54                 # git-svn was killed on the last update because it took too long
  55                 find svn -type f -name '*.lock' -mmin +60 -print0 | xargs -0 rm -f
  56                 GIT_DIR=. bang git svn fetch --quiet
  57                 # git svn does not preserve group permissions in the svn subdirectory
  58                 chmod -R ug+rw,o+r svn
  59                 # handle old-style svn setup if it exists
  60                 if [ -n "$(git config --get remote.origin.url || :)" ]; then
  61                         GIT_DIR=. bang git fetch
  62                 fi
  63                 ;;
  64         darcs://*)
  65                 httpurl="${url/darcs:\/\//http://}"
  66                 bang git_darcs_fetch "$httpurl"
  67                 ;;
  68         bzr://*)
  69                 bzrurl="${url#bzr://}"
  70                 bang git_bzr_fetch "$bzrurl"
  71                 ;;
  72         *)
  73                 [ "$url" = "$(git config --get remote.origin.url || :)" ] || bang config_set_raw remote.origin.url "$url"
  74                 GIT_SSL_NO_VERIFY=1 bang git remote update
  75                 bang git remote prune origin
  76                 ;;
  77 esac
  78
  79 bang git update-server-info
  80 bang config_set lastrefresh "$(date "$datefmt")"
  81
  82 # Look at which refs changed and trigger ref-change for these
  83 bang git for-each-ref --format '%(refname)      %(objectname)' >.refs-after
  84 sockpath="$cfg_chroot/etc/taskd.socket"
  85 if [ -S "$sockpath" ] && ! cmp -s .refs-before .refs-after; then
  86         join -j 1 .refs-before .refs-after |
  87                 while read ref old new; do
  88                         [ "$old" != "$new" ] || continue
  89                         echo "ref-change -1 $proj $old $new $ref" | nc.openbsd -w 1 -U "$sockpath"
  90                 done
  91         join -j 1 -v 1 .refs-before .refs-after |
  92                 while read ref old; do
  93                         echo "ref-change -1 $proj $old 0000000000000000000000000000000000000000 $ref" | nc.openbsd -w 1 -U "$sockpath"
  94                 done
  95         join -j 1 -v 2 .refs-before .refs-after |
  96                 while read ref new; do
  97                         echo "ref-change -1 $proj 0000000000000000000000000000000000000000 $new $ref" | nc.openbsd -w 1 -U "$sockpath"
  98                 done
  99 fi
 100
 101 rm -f .refs-before .refs-after
 102
 103 if [ -e .banged ]; then
 104         echo "$proj update succeeded - failure recovery" | mail -s "[$cfg_name] $proj update succeeded" "$mail,$cfg_admin"
 105         rm .banged
 106 fi
 107
 108 progress "- [$proj] update (`date`)"