third_party/dom_distiller_js/update_domdistiller_js.sh

   1 #!/bin/bash
   2 #
   3 # Copyright 2014 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6 #
   7
   8 # Clones the dom-distiller repo, compiles and extracts its javascript Then
   9 # copies that js into the Chromium tree.
  10 # This script should be run from the src/ directory and requires that ant is
  11 # installed. It takes an optional parameter for which SHA1 to roll to. If left
  12 # unspecified the script rolls to HEAD.
  13
  14 (
  15   set -e
  16
  17   dom_distiller_js_path=third_party/dom_distiller_js
  18   readme_chromium=$dom_distiller_js_path/README.chromium
  19   tmpdir=/tmp/domdistiller-$$
  20   changes=$tmpdir/domdistiller.changes
  21   bugs=$tmpdir/domdistiller.bugs
  22   curr_gitsha=$(grep 'Version:' $readme_chromium | awk '{print $2}')
  23
  24   rm -rf $tmpdir
  25   mkdir $tmpdir
  26   pushd $tmpdir
  27
  28   git clone https://github.com/chromium/dom-distiller.git
  29   pushd dom-distiller
  30
  31   # The new git SHA1 is HEAD or the first command line parameter.
  32   [[ -z "$1" ]] && gitsha_target="HEAD" || gitsha_target="$1"
  33   new_gitsha=$(git rev-parse --short=10 ${gitsha_target})
  34   git reset --hard ${new_gitsha}
  35   git log --oneline ${curr_gitsha}..${new_gitsha} > $changes
  36
  37   echo -n BUG= > $bugs
  38
  39   # This extracts BUG= lines from the log, extracts the numbers part, removes
  40   # whitespace and deletes empty lines. Then, split on ',', sort, uniquify and
  41   # rejoin. Finally, remove the trailing ',' and concat to $bugs.
  42   git log ${curr_gitsha}..${new_gitsha} \
  43     | grep BUG= \
  44     | sed -e 's/.*BUG=\(.*\)/\1/' -e 's/\s*//g' -e '/^$/d' \
  45     | tr ',' '\n' \
  46     | sort \
  47     | uniq \
  48     | tr '\n' ',' \
  49     | head --bytes=-1 \
  50     >> $bugs
  51
  52   echo >> $bugs  # add a newline
  53
  54   ant package
  55   popd # dom-distiller
  56
  57   git clone https://github.com/chromium/dom-distiller-dist.git $tmpdir/dom-distiller-dist
  58   rm -rf $tmpdir/dom-distiller-dist/*
  59   pushd dom-distiller-dist
  60   cp -r $tmpdir/dom-distiller/out/package/* .
  61   git add .
  62   if [[ $(git status --short | wc -l) -ne 0 ]]; then
  63     git commit -a -m "Package for ${new_gitsha}"
  64     git push origin master
  65   else
  66     # No changes to external repo, but need to check if DEPS refers to same SHA1.
  67     echo "WARNING: There were no changes to the distribution package."
  68   fi
  69   new_dist_gitsha=$(git rev-parse HEAD)
  70   popd # dom-distiller-dist
  71
  72   popd # tmpdir
  73   curr_dist_gitsha=$(grep -e "/external\/github.com\/chromium\/dom-distiller-dist.git" DEPS | sed -e "s/.*'\([A-Za-z0-9]\{40\}\)'.*/\1/g")
  74   if [[ "${new_dist_gitsha}" == "${curr_dist_gitsha}" ]]; then
  75     echo "The roll does not include any changes to the dist package. Exiting."
  76     rm -rf $tmpdir
  77     exit 1
  78   fi
  79
  80   cp $tmpdir/dom-distiller/LICENSE $dom_distiller_js_path/
  81   sed -i "s/Version: [0-9a-f]*/Version: ${new_gitsha}/" $readme_chromium
  82   sed -i -e "s/\('\/external\/github.com\/chromium\/dom-distiller-dist.git' + '@' + '\)\([0-9a-f]\+\)'/\1${new_dist_gitsha}'/" DEPS
  83
  84   gen_message () {
  85     echo "Roll DOM Distiller JavaScript distribution package"
  86     echo
  87     echo "Diff since last roll:"
  88     echo "https://github.com/chromium/dom-distiller/compare/${curr_gitsha}...${new_gitsha}"
  89     echo
  90     echo "Picked up changes:"
  91     cat $changes
  92     echo
  93     cat $bugs
  94   }
  95
  96   message=$tmpdir/message
  97   gen_message > $message
  98
  99   # Run checklicenses.py on the pulled files, but only print the output on
 100   # failures.
 101   tools/checklicenses/checklicenses.py $dom_distiller_js_path > $tmpdir/checklicenses.out || cat $tmpdir/checklicenses.out
 102
 103   git commit -a -F $message
 104
 105   rm -rf $tmpdir
 106 )