ppg-initdevenv

   1 #!/bin/bash
   2
   3 GIT_DIR=$(git rev-parse --git-dir)
   4
   5 if [ -z "$GIT_DIR" ]; then
   6         echo >&2 "Not in a git checkout"
   7         exit 1
   8 fi
   9
  10 cat << 'EOF' > $GIT_DIR/hooks/pre-commit.tmp$$
  11 #!/bin/sh
  12
  13 # based on http://projects.puppetlabs.com/projects/1/wiki/Puppet_Version_Control
  14
  15 syntax_errors=0
  16 error_msg=$(mktemp /tmp/error_msg.XXXXXX)
  17
  18 if git rev-parse --quiet --verify HEAD > /dev/null
  19 then
  20     against=HEAD
  21 else
  22     # Initial commit: diff against an empty tree object
  23     against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
  24 fi
  25
  26 # Get list of new/modified manifest and template files to check (in git index)
  27 for indexfile in `git diff-index --diff-filter=AM --name-only --cached $against | egrep '\.(pp|erb)'`
  28 do
  29     # Don't check empty files
  30     if [ `git cat-file -s :0:$indexfile` -gt 0 ]
  31     then
  32         case $indexfile in
  33             *.pp )
  34                 # Check puppet manifest syntax
  35                 # Puppet 2.7.20 or newer
  36                 git cat-file blob :0:$indexfile | puppet parser validate > $error_msg ;;
  37             *.erb )
  38                 # Check ERB template syntax
  39                 # -P : ignore lines which start with "%"
  40                 git cat-file blob :0:$indexfile | erb -P -x -T - | ruby -c 2> $error_msg > /dev/null ;;
  41         esac
  42         if [ "$?" -ne 0 ]
  43         then
  44             echo -n "$indexfile: "
  45             cat $error_msg
  46             syntax_errors=`expr $syntax_errors + 1`
  47         fi
  48     fi
  49 done
  50
  51 rm -f $error_msg
  52
  53 if [ "$syntax_errors" -ne 0 ]
  54 then
  55     echo "Error: $syntax_errors syntax errors found, aborting commit."
  56     exit 1
  57 fi
  58 EOF
  59
  60 if ! cmp $GIT_DIR/hooks/pre-commit $GIT_DIR/hooks/pre-commit.tmp$$ ; then
  61         cp $GIT_DIR/hooks/pre-commit{,.backup-$(date +%Y%m%d%H%M)}
  62         mv $GIT_DIR/hooks/pre-commit.tmp$$ $GIT_DIR/hooks/pre-commit
  63 fi
  64 chmod ugo+x $GIT_DIR/hooks/pre-commit