sync.sh

#!/bin/bash

BASE=$HOME/mirrors
LOCAL_SVN=${BASE}/chibios-svn
LOCAL_GIT=${BASE}/chibios-git
#REMOTE_SVN=https://svn.osdn.net/svnroot/chibios/ # Moved back to SF, see url below
REMOTE_SVN=https://svn.code.sf.net/p/chibios/code/
REMOTE_GIT=git@github.com:ChibiOS/ChibiOS.git
SVN_UUID=27425a3e-05d8-49a3-a47f-9c15f0e5edd8

# Add spaces between mirrors ([name1]=value1 [name2]=value2). No spaces in names.
declare -A EXTRA_GIT_MIRRORS=([bitbucket]=git@bitbucket.org:chibios/chibios.git)

if [ -z "$1" ]
  then
    echo "No argument supplied, need init, update, or push"
    exit 1
fi

if [[ "$1" == "init" ]]
then

  if [ -d $BASE ]
    then
    echo repo already exists at ${BASE}
#    exit 1
  fi

  mkdir -p ${BASE}
  echo Creating SVN Mirror...
  svnadmin create ${LOCAL_SVN} ${REMOTE_SVN}
  mkdir ${LOCAL_SVN}/hooks
  echo '#!/bin/sh' > ${LOCAL_SVN}/hooks/pre-revprop-change
  chmod 755 ${LOCAL_SVN}/hooks/pre-revprop-change

  echo Syncing SVN mirror for the first time, this will take a while...
  svnsync sync file://${LOCAL_SVN}

  echo Cloning from git...
  git clone ${REMOTE_GIT} ${LOCAL_GIT}

  echo Setting up additional mirrors
  cd ${LOCAL_GIT}
  for i in ${!EXTRA_GIT_MIRRORS[@]}
  do
    git remote add ${i} ${EXTRA_GIT_MIRRORS[$i]}
  done
  cd ..

  echo Adding SVN config
  cp authors.txt ${BASE}/
  cat << EOF >> ${LOCAL_GIT}/.git/config
[svn-remote "svn"]
        url = file://${LOCAL_SVN}
        fetch = trunk:refs/remotes/origin/master
        fetch = branches/stable_18.2.x:refs/remotes/origin/stable_18.2.x
        fetch = branches/stable_19.1.x:refs/remotes/origin/stable_19.1.x
        fetch = branches/stable_20.3.x:refs/remotes/origin/stable_20.3.x
        fetch = branches/stable_21.6.x:refs/remotes/origin/stable_21.6.x
        fetch = branches/stable_21.11.x:refs/remotes/origin/stable_21.11.x
        tags = tags/ver*:refs/tags/*
        rewriteRoot = svn://svn.code.sf.net/p/chibios/svn
        rewriteUUID = ${SVN_UUID}
[svn]
        authorsfile = ${BASE}/authors.txt
        useLogAuthor = true
EOF

fi

if [[ "$1" == "update" ]]
then
  echo Syncing SVN mirror...
  svnsync sync file://${LOCAL_SVN}

  echo Updating SVN refs...
  cd ${LOCAL_GIT}
  find .git/svn/refs/remotes/origin/ -name .rev_map* -delete # Force rebuilding revision maps
  git svn fetch
  for i in $(git branch | cut -c 3-)
  do
    echo Updating branch: $i
    git checkout $i
    git rebase
  done
  git checkout master
fi

if [[ "$1" == "push" ]]
then
  echo Pushing to all git mirrors...
  cd ${LOCAL_GIT}
  for i in $(git remote)
  do
    echo $i
    git push $i --all
    git push $i --tags --force
  done
fi