#!/bin/bash
set -e
+# Depends: python-yaml, python-mako
+# and svn-all-fast-export, which comes from git://repo.or.cz/svn-all-fast-export
+# (except you actually want git://andersk.mit.edu/svn-all-fast-export localtime)
+# and builds with `qmake && make` with
+# Build-Depends: libqt4-dev, libsvn-dev
+
+# Usage: ./git-migrate-fast.sh [svn-uri]
+# Exports into new subdir ./git .
SVN=${1:-/mit/xvm/svn}
mako-render rules.mako > rules
+packages=($(python -c '
+import yaml
+svn = yaml.load(file("svn.yml"))
+packages = svn["packages"]
+current_packages = sorted(package for package in packages
+ if "punt" not in packages[package] and
+ "merge" not in packages[package])
+print "\n".join(current_packages)
+'))
+
rm git -rf
mkdir git
cd git
sed -n 's/^create repository // p' ../rules | while read repo; do
- mkdir -p "$repo" && GIT_DIR="$repo" git init --bare
+ mkdir -p "$repo" && GIT_DIR="$repo" git init --bare && GIT_DIR="$repo" git symbolic-ref HEAD refs/heads/prod
done
svn-all-fast-export --identity-map ../authors ../rules "$SVN"
-sed -n 's/^create repository // p' ../rules | while read repo; do
- ! [ -e "$repo/refs/heads/tags" ] || \
- cp -a "$repo/refs/heads/tags/." "$repo/refs/tags" && \
- rm -rf "$repo/refs/heads/tags"
-done
+pushd packages/invirt-dev.git
+GIT_COMMITTER_NAME='Eric Price' GIT_COMMITTER_EMAIL='ecprice@mit.edu' GIT_COMMITTER_DATE='1206829393 -0400' \
+ git tag -a sipb-xen-dev/13 sipb-xen-dev/14~2 -F - <<EOF
+Tag 13 of sipb-xen-dev
+
+svn path=/package_tags/sipb-xen-dev/13/; revision=316
+EOF
+popd
pushd packages/invirt-remote.git
-echo $(git rev-parse 0.2.0 invirt-remote-server invirt-remote-host) >> info/grafts
+echo $(git rev-parse 0.2.0^0 invirt-remote-server invirt-remote-host) >> info/grafts
git filter-branch --tag-name-filter cat -- ^invirt-remote-server ^invirt-remote-host --all
rm -rf info/grafts refs/original refs/heads/invirt-remote-server refs/heads/invirt-remote-host
popd
pushd packages/invirt-console.git
-echo $(git rev-parse 0.2.0 0.2.0^ invirt-console-host) >> info/grafts
+echo $(git rev-parse 0.2.0^0 0.2.0^ invirt-console-host) >> info/grafts
git filter-branch --tag-name-filter cat -- ^0.2.0^ ^invirt-console-host --all
rm -rf info/grafts refs/original refs/heads/invirt-console-host
popd
rm -rf info/grafts refs/original refs/heads/dns
popd
-pushd packages/invirt-database-server.git
-git fetch ../invirt-database.git refs/tags/0.0.1:refs/heads/tmp
-echo $(git rev-parse 0.0.1 refs/heads/tmp^) >> info/grafts
-git filter-branch --tag-name-filter cat -- ^refs/heads/tmp --all
-rm -rf info/grafts refs/original refs/heads/tmp
+pushd packages/invirt-database.git
+echo $(git rev-parse invirt-database-server/0.0.1^0 0.0.1^) >> info/grafts
+echo $(git rev-parse 0.2.0^0 0.2.0^ invirt-database-server) >> info/grafts
+git filter-branch --tag-name-filter cat -- ^0.2.0^ --all
+rm -rf info/grafts refs/original refs/heads/invirt-database-server
popd
-pushd packages/libyaml.git
-git fetch git://andersk.mit.edu/libyaml.git refs/tags/upstream/0.1.1:refs/tags/upstream/0.1.1 refs/tags/debian/0.1.1-1:refs/tags/debian/0.1.1-1
-git branch upstream upstream/0.1.1
-echo $(git rev-parse 0.1.1-1_andersk1 debian/0.1.1-1^0) >> info/grafts
-git filter-branch --tag-name-filter cat -- ^debian/0.1.1-1 --all
+pushd packages/invirt-web.git
+echo $(git rev-parse 0.1.0^0 0.0.24^0 cherrypy-rebased^1) >> info/grafts
+echo $(git rev-parse 0.1.1~3 0.1.0^0 cherrypy-rebased^0) >> info/grafts
+git filter-branch --tag-name-filter cat -- ^0.0.24^ --all
rm -rf info/grafts refs/original
popd
pushd packages/python-routefs.git
git fetch -t git://github.com/ebroder/python-routefs.git
git branch -f upstream 1.0.1
-git branch -f master 1.0.1-1
+git branch -f prod 1.0.1-1
+popd
+
+pushd packages/python-afs.git
+git fetch -t git://github.com/ebroder/pyafs.git
+git branch -f upstream 0.1.1
+git branch -f prod 0.1.1-1
+popd
+
+for package in "${packages[@]}"; do
+ pushd "packages/$package.git"
+ git branch dev prod
+ popd
+done
+
+mkdir packages.git
+pushd packages.git
+git init --bare
+git symbolic-ref HEAD refs/heads/prod
+(
+ echo 'commit refs/heads/prod'
+ echo 'mark :1'
+ echo 'committer Invirt Git Import <invirt@mit.edu> now'
+ echo 'data <<EOF'
+ echo 'Initial superproject creation.'
+ echo 'EOF'
+ for package in "${packages[@]}"; do
+ pushd "../packages/$package.git" &>/dev/null
+ commit="$(git rev-parse refs/heads/prod)"
+ popd &>/dev/null
+
+ echo "M 160000 $commit $package"
+ done
+
+ echo 'M 100644 inline .gitmodules'
+ echo 'data <<EOF'
+ for package in "${packages[@]}"; do
+ printf '[submodule "%s"]\n' "$package"
+ printf '\tpath = %s\n' "$package"
+ printf '\turl = ../packages/%s.git\n' "$package"
+ done
+ echo 'EOF'
+
+ echo 'reset refs/heads/dev'
+ echo 'from :1'
+
+ echo 'reset HEAD'
+ echo 'from :1'
+) | git fast-import --date-format=now
popd
echo