toolbox/update-all-hooks.sh

   1 #!/bin/sh
   2
   3 # Update all out-of-date hooks in all current projects and install missing ones
   4
   5 # If one or more project names are given, just update those instead
   6
   7 set -e
   8
   9 . @basedir@/shlib.sh
  10
  11 force=
  12 dryrun=
  13 [ "$1" != "--force" ] && [ "$1" != "-f" ] || { force=1; shift; }
  14 [ "$1" != "--dry-run" ] && [ "$1" != "-n" ] || { dryrun=1; shift; }
  15 case "$1" in -*) echo "Invalid options: $1" >&2; exit 1;; esac
  16
  17 if is_root; then
  18         printf '%s\n' "$(basename "$0"): refusing to run as root -- bad things would happen"
  19         exit 1
  20 fi
  21
  22 umask 002
  23
  24 relocate=\
  25 '# Make sure the current directory is where we expect to be
  26 [ "${GIT_DIR+set}" != "set" ] || cd "${GIT_DIR:-.}" || exit 1
  27 case "${PWD%/*}" in */worktrees)
  28         # Gah!
  29         if
  30                 # But it COULD just be a coincidence...
  31                 [ -s commondir ] && [ -s HEAD ] &&
  32                 _cmndir= && read -r _cmndir <commondir 2>/dev/null &&
  33                 [ -n "$_cmndir" ] && [ -d "$_cmndir" ]
  34         then
  35                 # ...it is not, fix it!
  36                 cd "$_cmndir" || exit 1
  37         fi
  38 esac
  39 [ "${GIT_DIR+set}" != "set" ] || GIT_DIR="."'
  40
  41 write_mob_hook() {
  42         echo '#!'@shbin@
  43         printf '%s\n' "$relocate"
  44         echo "cd .. && GIT_DIR=. GIROCCO_PERSONAL_MOB=1 exec hooks/$1"
  45 }
  46
  47 base="${cfg_reporoot%/}"
  48 hookbin="$cfg_basedir/hooks"
  49 cmd='cut -d : -f 1 <"$cfg_chroot/etc/group" | grep -v ^_repo'
  50 [ $# -eq 0 ] || cmd='printf "%s\n" "$@"'
  51 eval "$cmd" |
  52 (
  53         while read -r proj; do
  54                 proj="${proj#$base/}"
  55                 proj="${proj%.git}"
  56                 projdir="$base/$proj.git"
  57                 [ -d "$projdir" ] || { echo "$proj: does not exist -- skipping"; continue; }
  58                 ! [ -e "$projdir/.nohooks" ] || { echo "$proj: .nohooks found -- skipping"; continue; }
  59                 updates=
  60                 for hook in pre-receive post-receive update; do
  61                         if [ -f "$projdir/hooks/$hook" ]; then
  62                                 if ! cmp -s "$hookbin/$hook" "$projdir/hooks/$hook"; then
  63                                         [ -n "$dryrun" ] || cat "$hookbin/$hook" >"$projdir/hooks/$hook"
  64                                         updates="$updates $hook"
  65                                 fi
  66                         elif ! [ -e "$projdir/hooks/$hook" ]; then
  67                                 [ -n "$dryrun" ] || [ -d "$projdir/hooks" ] || mkdir "$projdir/hooks"
  68                                 [ -n "$dryrun" ] || cat "$hookbin/$hook" >"$projdir/hooks/$hook"
  69                                 [ -n "$dryrun" ] || chmod 0775 "$projdir/hooks/$hook"
  70                                 updates="$updates +$hook"
  71                         fi
  72                 done
  73                 if [ -d "$projdir/mob/hooks" ]; then
  74                         for hook in pre-receive post-receive; do
  75                                 if [ -f "$projdir/mob/hooks/$hook" ]; then
  76                                         if ! write_mob_hook "$hook" | cmp -s - "$projdir/mob/hooks/$hook"; then
  77                                                 [ -n "$dryrun" ] || write_mob_hook "$hook" >"$projdir/mob/hooks/$hook"
  78                                                 updates="$updates mob/$hook"
  79                                         fi
  80                                 elif ! [ -e "$projdir/mob/hooks/$hook" ]; then
  81                                         [ -n "$dryrun" ] || write_mob_hook "$hook" >"$projdir/mob/hooks/$hook"
  82                                         [ -n "$dryrun" ] || chmod 0775 "$projdir/mob/hooks/$hook"
  83                                         updates="$updates +mob/$hook"
  84                                 fi
  85                         done
  86                         if ! [ -x "$projdir/mob/hooks/update" ]; then
  87                                 [ -n "$dryrun" ] || ln -sfn ../../hooks/update "$projdir/mob/hooks/update"
  88                                 updates="$updates +mob/update"
  89                         fi
  90                 fi
  91                 for hook in post-update; do
  92                         if [ -e "$projdir/hooks/$hook" ]; then
  93                                 [ -n "$dryrun" ] || rm -f "$projdir/hooks/$hook"
  94                                 updates="$updates -$hook"
  95                         fi
  96                 done
  97                 if [ -d "$projdir/mob/hooks" ]; then
  98                         for hook in post-update; do
  99                                 if [ -e "$projdir/mob/hooks/$hook" ]; then
 100                                         [ -n "$dryrun" ] || rm -f "$projdir/mob/hooks/$hook"
 101                                         updates="$updates -mob/$hook"
 102                                 fi
 103                         done
 104                 fi
 105                 added=
 106                 while read -r fixfilex; do
 107                         case "$fixfilex" in ""|*.sample) :;; *)
 108                                 #[ -n "$added" ] || { added=1; updates="$updates a+rx"; }
 109                                 #[ -n "$dryrun" ] || chmod a+rx "$projdir/$fixfilex"
 110                                 :
 111                         esac
 112                 done <<-EOT
 113                         $(cd "$projdir"
 114                         # find -P is not POSIX (it is the default though) but we absolutely
 115                         # do NOT want either -H or -L here because if either the directory or
 116                         # the hook itself is a symbolic link we have no business changing it!
 117                         ! [ -d hooks ] || find hooks -xdev -type f ! -perm -a+rx -print
 118                         ! [ -d mob/hooks ] || find mob/hooks -xdev -type f ! -perm -a+rx -print)
 119                 EOT
 120                 [ -z "$updates" ] || echo "$proj:$updates" ${dryrun:+(dryrun)}
 121         done
 122 )