ci.sh

   1 #!/bin/sh
   2
   3 #
   4 # Copyright (c) 2017 Vojtech Horky
   5 # All rights reserved.
   6 #
   7 # Redistribution and use in source and binary forms, with or without
   8 # modification, are permitted provided that the following conditions
   9 # are met:
  10 #
  11 # - Redistributions of source code must retain the above copyright
  12 #   notice, this list of conditions and the following disclaimer.
  13 # - Redistributions in binary form must reproduce the above copyright
  14 #   notice, this list of conditions and the following disclaimer in the
  15 #   documentation and/or other materials provided with the distribution.
  16 # - The name of the author may not be used to endorse or promote products
  17 #   derived from this software without specific prior written permission.
  18 #
  19 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  20 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  21 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  23 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  24 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  28 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29 #
  30
  31 CI_HOME=`which -- "$0" 2>/dev/null`
  32 # Maybe, we are running Bash
  33 [ -z "$CI_HOME" ] && CI_HOME=`which -- "$BASH_SOURCE" 2>/dev/null`
  34 CI_HOME=`dirname -- "$CI_HOME"`
  35
  36
  37
  38
  39 list_build_numbers() {
  40     (
  41         cd "$1"
  42         find -maxdepth 1 -mindepth 1 -type d -name 'build-*'
  43     ) \
  44     | cut '-d-' -f 2 \
  45     | sort -nr
  46 }
  47
  48
  49
  50
  51
  52
  53 #
  54 # Defaults
  55 #
  56
  57 CI_WEB_ROOT="$PWD/web-ci"
  58 CI_HISTORY_LENGTH=10
  59 CI_BUILD_DIR="$PWD/tmp-ci"
  60 CI_EXTRA_OPTS=""
  61
  62 # Load user configuration
  63 if [ -e "ci.rc" ]; then
  64     . ./ci.rc
  65 fi
  66
  67
  68 #
  69 # Start the build
  70 #
  71
  72 mkdir -p "$CI_BUILD_DIR"
  73 ( cd "$CI_BUILD_DIR"; rm -rf * )
  74
  75
  76 # Ensure we are the only ones running
  77 LOCK_DIR="$CI_BUILD_DIR/lock-dir"
  78
  79 if ! mkdir "$LOCK_DIR"; then
  80     echo "Error: another build in progress, aborting." >&2
  81     echo "Note: if no other build process is running, try removing $LOCK_DIR." >&2
  82     exit 2
  83 fi
  84
  85
  86 # Run the rest of the script in subshell (shall ensure that we remove the
  87 # lock directory upon termination).
  88 (
  89
  90
  91 mkdir -p "$CI_WEB_ROOT"
  92
  93 # Get build number
  94 BUILD_NUMBER=`list_build_numbers "$CI_WEB_ROOT" | head -n 1`
  95 if [ -z "$BUILD_NUMBER" ]; then
  96     BUILD_NUMBER=1
  97 else
  98     BUILD_NUMBER=$(( $BUILD_NUMBER + 1 ))
  99 fi
 100
 101 # Our directory with HTML report
 102 WEB_DIR="$CI_WEB_ROOT/build-$BUILD_NUMBER"
 103 WEB_DIR_HIDDEN="$CI_WEB_ROOT/.build-$BUILD_NUMBER"
 104
 105 $CI_HOME/build.py \
 106     "--build-id=$BUILD_NUMBER" \
 107     "--build-directory=$CI_BUILD_DIR" \
 108     "--artefact-directory=$WEB_DIR_HIDDEN" \
 109     "--rss-url=../rss.xml" \
 110     "--resource-path=../" \
 111     $CI_EXTRA_OPTS
 112
 113 if ! [ -e "$WEB_DIR_HIDDEN/report.xml" ]; then
 114     echo "$WEB_DIR_HIDDEN/report.xml not found, aborting!" >&2
 115     exit 1
 116 fi
 117
 118 # Switch the new pages
 119 mv "$WEB_DIR_HIDDEN" "$WEB_DIR"
 120
 121 # Ensure stylesheet and scripts are available
 122 for i in main.css jquery-2.1.4.min.js; do
 123     cp -n "$CI_HOME/hbuild/web/$i" "$CI_WEB_ROOT/$i"
 124 done
 125
 126 # New-enough builds
 127 KEPT_BUILDS=`list_build_numbers "$CI_WEB_ROOT" | head -n $CI_HISTORY_LENGTH | grep -v "^$BUILD_NUMBER\$" | paste '-sd '`
 128
 129 # Recreate the index page
 130 xsltproc \
 131     --stringparam LAST_BUILD $BUILD_NUMBER \
 132     --stringparam PREVIOUS_BUILDS "$KEPT_BUILDS" \
 133     "$CI_HOME/hbuild/web/index.xsl" "$WEB_DIR/report.xml" \
 134     >"$CI_WEB_ROOT/index.html"
 135
 136 # Recreate RSS
 137 xsltproc \
 138     --stringparam WEB_ROOT_ABSOLUTE_FILE_PATH "$CI_WEB_ROOT" \
 139     --stringparam PREVIOUS_BUILDS "$KEPT_BUILDS" \
 140     "$CI_HOME/hbuild/web/rss.xsl" "$WEB_DIR/report.xml" \
 141     >"$CI_WEB_ROOT/rss.xml"
 142
 143 # Recreate diff RSS
 144 KEPT_REPORTS=""
 145 for ID in $KEPT_BUILDS; do
 146     KEPT_REPORTS="$KEPT_REPORTS $CI_WEB_ROOT/build-$ID/report.xml"
 147 done
 148 xsltproc \
 149     --stringparam PREVIOUS_REPORTS "$KEPT_REPORTS" \
 150     "$CI_HOME/hbuild/web/diff-rss.xsl" "$WEB_DIR/report.xml" \
 151     >"$CI_WEB_ROOT/diff-rss.xml"
 152
 153 # Remove older builds
 154 for i in `list_build_numbers "$CI_WEB_ROOT" | tail -n +$(( $CI_HISTORY_LENGTH + 1 ))`; do
 155     rm -rf "$CI_WEB_ROOT/build-$i"
 156 done
 157
 158 # Keep latest/ pointing to the latest build
 159 (
 160     cd "$CI_WEB_ROOT"
 161     ln -sTf "build-$BUILD_NUMBER" latest
 162 )
 163
 164
 165 )
 166
 167 rmdir "$LOCK_DIR"