git-migrate-fast.sh

   1 #!/bin/bash
   2 set -e
   3
   4 # Depends: python-yaml, python-mako
   5 # and svn-all-fast-export, which comes from git://repo.or.cz/svn-all-fast-export
   6 # and builds with `qmake && make` with
   7 #   Build-Depends: qt4-qmake, libqt4-dev, libsvn-dev
   8
   9 # Usage: ./git-migrate-fast.sh [svn-uri]
  10 # Exports into new subdir ./git .
  11 SVN=${1:-/mit/xvm/svn}
  12
  13 mako-render rules.mako > rules
  14
  15 rm git -rf
  16 mkdir git
  17 cd git
  18
  19 sed -n 's/^create repository // p' ../rules | while read repo; do
  20     mkdir -p "$repo" && GIT_DIR="$repo" git init --bare
  21 done
  22
  23 svn-all-fast-export --identity-map ../authors ../rules "$SVN"
  24
  25 sed -n 's/^create repository // p' ../rules | while read repo; do
  26     if [ -e "$repo/refs/heads/tags" ]; then
  27         cp -a "$repo/refs/heads/tags/." "$repo/refs/tags"
  28         rm -rf "$repo/refs/heads/tags"
  29     fi
  30 done
  31
  32 pushd packages/invirt-dev.git
  33 git tag sipb-xen-dev/13 sipb-xen-dev/14~2
  34 popd
  35
  36 pushd packages/invirt-remote.git
  37 echo $(git rev-parse 0.2.0 invirt-remote-server invirt-remote-host) >> info/grafts
  38 git filter-branch --tag-name-filter cat -- ^invirt-remote-server ^invirt-remote-host --all
  39 rm -rf info/grafts refs/original refs/heads/invirt-remote-server refs/heads/invirt-remote-host
  40 popd
  41
  42 pushd packages/invirt-console.git
  43 echo $(git rev-parse 0.2.0 0.2.0^ invirt-console-host) >> info/grafts
  44 git filter-branch --tag-name-filter cat -- ^0.2.0^ ^invirt-console-host --all
  45 rm -rf info/grafts refs/original refs/heads/invirt-console-host
  46 popd
  47
  48 pushd packages/invirt-dns.git
  49 echo $(git rev-parse sipb-xen-dns/1~10 sipb-xen-dns/1~11 dns) >> info/grafts
  50 git filter-branch --tag-name-filter cat -- ^sipb-xen-dns/1~11 ^dns --all
  51 rm -rf info/grafts refs/original refs/heads/dns
  52 popd
  53
  54 pushd packages/invirt-database.git
  55 echo $(git rev-parse invirt-database-server/0.0.1 0.0.1^) >> info/grafts
  56 echo $(git rev-parse 0.2.0 0.2.0^ invirt-database-server) >> info/grafts
  57 git filter-branch --tag-name-filter cat -- ^0.2.0^ --all
  58 rm -rf info/grafts refs/original refs/heads/invirt-database-server
  59 popd
  60
  61 pushd packages/python-routefs.git
  62 git fetch -t git://github.com/ebroder/python-routefs.git
  63 git branch -f upstream 1.0.1
  64 git branch -f master 1.0.1-1
  65 popd
  66
  67 echo
  68 echo 'The Git migration was successful.'