1 #!/bin/sh

     2 

     3 #

     4 # Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.

     5 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     6 #

     7 # This code is free software; you can redistribute it and/or modify it

     8 # under the terms of the GNU General Public License version 2 only, as

     9 # published by the Free Software Foundation.

    10 #

    11 # This code is distributed in the hope that it will be useful, but WITHOUT

    12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14 # version 2 for more details (a copy is included in the LICENSE file that

    15 # accompanied this code).

    16 #

    17 # You should have received a copy of the GNU General Public License version

    18 # 2 along with this work; if not, write to the Free Software Foundation,

    19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20 #

    21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22 # or visit www.oracle.com if you need additional information or have any

    23 # questions.

    24 #

    25 

    26 # Shell script for a fast parallel forest command

    27 command="$1"

    28 pull_extra_base="$2"

    29 

    30 tmp=/tmp/forest.$$

    31 rm -f -r ${tmp}

    32 mkdir -p ${tmp}

    33 

    34 # Remove tmp area on A. B. Normal termination

    35 trap 'rm -f -r ${tmp}' KILL

    36 trap 'rm -f -r ${tmp}' EXIT

    37 

    38 # Only look in specific locations for possible forests (avoids long searches)

    39 pull_default=""

    40 repos=""

    41 repos_extra=""

    42 if [ "${command}" = "clone" -o "${command}" = "fclone" ] ; then

    43   subrepos="corba jaxp jaxws langtools jdk hotspot nashorn"

    44   if [ -f .hg/hgrc ] ; then

    45     pull_default=`hg paths default`

    46     if [ "${pull_default}" = "" ] ; then

    47       echo "ERROR: Need initial clone with 'hg paths default' defined"

    48       exit 1

    49     fi

    50   fi

    51   if [ "${pull_default}" = "" ] ; then

    52     echo "ERROR: Need initial repository to use this script"

    53     exit 1

    54   fi

    55   for i in ${subrepos} ; do

    56     if [ ! -f ${i}/.hg/hgrc ] ; then

    57       repos="${repos} ${i}"

    58     fi

    59   done

    60   if [ "${pull_extra_base}" != "" ] ; then

    61     subrepos_extra="jdk/src/closed jdk/make/closed jdk/test/closed hotspot/make/closed hotspot/src/closed hotspot/test/closed deploy install sponsors pubs"

    62     pull_default_tail=`echo ${pull_default} | sed -e 's@^.*://[^/]*/\(.*\)@\1@'`

    63     pull_extra="${pull_extra_base}/${pull_default_tail}"

    64     for i in ${subrepos_extra} ; do

    65       if [ ! -f ${i}/.hg/hgrc ] ; then

    66         repos_extra="${repos_extra} ${i}"

    67       fi

    68     done

    69   fi

    70   at_a_time=2

    71   # Any repos to deal with?

    72   if [ "${repos}" = "" -a "${repos_extra}" = "" ] ; then

    73     echo "No repositories to clone."

    74     exit

    75   fi

    76 else

    77   hgdirs=`ls -d ./.hg ./*/.hg ./*/*/.hg ./*/*/*/.hg ./*/*/*/*/.hg 2>/dev/null`

    78   # Derive repository names from the .hg directory locations

    79   for i in ${hgdirs} ; do

    80     repos="${repos} `echo ${i} | sed -e 's@/.hg$@@'`"

    81   done

    82   at_a_time=8

    83   # Any repos to deal with?

    84   if [ "${repos}" = "" ] ; then

    85     echo "No repositories to process."

    86     exit

    87   fi

    88 fi

    89 

    90 # Echo out what repositories we will clone

    91 echo "# Repos: ${repos} ${repos_extra}"

    92 

    93 # Run the supplied command on all repos in parallel, save output until end

    94 n=0

    95 for i in ${repos} ; do

    96   echo "Starting on ${i}"

    97   n=`expr ${n} '+' 1`

    98   (

    99     (

   100       if [ "${command}" = "clone" -o "${command}" = "fclone" ] ; then

   101         pull_newrepo="`echo ${pull_default}/${i} | sed -e 's@\([^:]/\)//*@\1@g'`"

   102         cline="hg clone ${pull_newrepo} ${i}"

   103         echo "# ${cline}"

   104         ( eval "${cline}" )

   105       else

   106         cline="hg $*"

   107         echo "# cd ${i} && ${cline}"

   108         ( cd ${i} && eval "${cline}" )

   109       fi

   110       echo "# exit code $?"

   111     ) > ${tmp}/repo.${n} 2>&1 ; cat ${tmp}/repo.${n} ) &

   112   if [ `expr ${n} '%' ${at_a_time}` -eq 0 ] ; then

   113     sleep 5

   114   fi

   115 done

   116 # Wait for all hg commands to complete

   117 wait

   118 

   119 if [ "${repos_extra}" != "" ] ; then

   120   for i in ${repos_extra} ; do

   121     echo "Starting on ${i}"

   122     n=`expr ${n} '+' 1`

   123     (

   124       (

   125           pull_newextrarepo="`echo ${pull_extra}/${i} | sed -e 's@\([^:]/\)//*@\1@g'`"

   126           cline="hg clone ${pull_newextrarepo} ${i}"

   127           echo "# ${cline}"

   128           ( eval "${cline}" )

   129         echo "# exit code $?"

   130       ) > ${tmp}/repo.${n} 2>&1 ; cat ${tmp}/repo.${n} ) &

   131     if [ `expr ${n} '%' ${at_a_time}` -eq 0 ] ; then

   132       sleep 5

   133     fi

   134   done

   135   # Wait for all hg commands to complete

   136   wait

   137 fi

   138 

   139 # Cleanup

   140 rm -f -r ${tmp}

   141 

   142 # Terminate with exit 0 all the time (hard to know when to say "failed")

   143 exit 0

   144