[GRASS-SVN] r74129 - grass-addons/tools/svn2git

[svn_grass at osgeo.org]

Author: neteler
Date: 2019-02-24 03:47:28 -0800 (Sun, 24 Feb 2019)
New Revision: 74129

Added:
   grass-addons/tools/svn2git/git_processing_legacy_branches.sh
Log:
svn2git: added script to migrate GRASS GIS 3.2, 4.0, 4.1, 4.2, 4.3 to git

Added: grass-addons/tools/svn2git/git_processing_legacy_branches.sh
===================================================================
--- grass-addons/tools/svn2git/git_processing_legacy_branches.sh	                        (rev 0)
+++ grass-addons/tools/svn2git/git_processing_legacy_branches.sh	2019-02-24 11:47:28 UTC (rev 74129)
@@ -0,0 +1,168 @@
+#!/bin/bash
+
+# Reconstruction of GRASS GIS historic versions as grass-legacy repo (V 3.2 - 4.3)
+# 2019, by Markus Neteler and Antonio Galea
+
+##############################
+# we start with an empty repo,
+# in this script files are copied in the correct time order and the git repo is built
+#
+# Requirement: tarballs of GRASS GIS Versions with intact file timestamps (partially originating from cpio files).
+
+## prep one time only
+mkdir grass-legacy
+cd grass-legacy/
+git init .
+
+GITAUTHOR="bot <grass-svn2git at osgeo.org>"
+
+# have a first file
+cp -p ../old_grass_versions/releasebranch_3_2/fhgis83rep.pdf .
+git add fhgis83rep.pdf 
+
+git commit -m 'Fort Hood GIS software (FHGIS) design document' --author "CERL <nobody at usace.army.mil>" --date 'May  1  1983' fhgis83rep.pdf 
+
+## we are in master
+# adding first chunk of code = 3.2
+cp -rp ../old_grass_versions/releasebranch_3_2/* .
+
+### loop
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v 'fhgis83rep.pdf\|/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+cat /tmp/list_of_files.csv | while IFS="|" read MYDATE NAME ; do
+    git add "$NAME"
+    git diff --cached --quiet --exit-code || \
+      git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "added"
+done
+git branch releasebranch_3_2
+git status
+git branch -a
+
+
+#### next one: 4.0
+# this still keeps .git/
+rm -rf /home/mneteler/software/grass-legacy/*
+cp -rp ../old_grass_versions/releasebranch_4_0/* .
+
+# if still there, delete files with ugly  name (incl. *, ^, ...) to not trigger shell expansion later on:
+find . -type f | grep -E '\s|\*|\?|\$|\%|\^'  | xargs rm -f
+
+# initial cleanup with respect to previous version: deleted files (may have be moved elsewhere in the tree)
+git status --porcelain | egrep "^ D " | cut -b4- | xargs git add
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+MYDATE=$(head -n 1 /tmp/list_of_files.csv | cut -d'|' -f1)
+git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "deleted or moved"
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+cat /tmp/list_of_files.csv | while IFS="|" read MYDATE NAME ; do
+    git add "$NAME"
+    git diff --cached --quiet --exit-code || \
+      git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "added"
+done
+git branch releasebranch_4_0
+git status
+git branch -a
+
+
+#### next one: 4.1
+# this still keeps .git/
+rm -rf /home/mneteler/software/grass-legacy/*
+cp -rp ../old_grass_versions/releasebranch_4_1/* .
+
+# if still there, delete files with ugly  name (incl. *, ^, ...) to not trigger shell expansion later on:
+find . -type f | grep -E '\s|\*|\?|\$|\%|\^'  | xargs rm -f
+
+# initial cleanup with respect to previous version: deleted files (may have be moved elsewhere in the tree)
+git status --porcelain | egrep "^ D " | cut -b4- | xargs git add
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+MYDATE=$(head -n 1 /tmp/list_of_files.csv | cut -d'|' -f1)
+git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "deleted or moved"
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+cat /tmp/list_of_files.csv | while IFS="|" read MYDATE NAME ; do
+    git add "$NAME"
+    git diff --cached --quiet --exit-code || \
+      git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "added"
+done
+git branch releasebranch_4_1
+git status
+git branch -a
+
+
+#### next one: 4.2
+# this still keeps .git/
+rm -rf /home/mneteler/software/grass-legacy/*
+cp -rp ../old_grass_versions/releasebranch_4_2/* .
+
+# if still there, delete files with ugly  name (incl. *, ^, ...) to not trigger shell expansion later on:
+find . -type f | grep -E '\s|\*|\?|\$|\%|\^'  | xargs rm -f
+
+# initial cleanup with respect to previous version: deleted files (may have be moved elsewhere in the tree)
+git status --porcelain | egrep "^ D " | cut -b4- | xargs git add
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+MYDATE=$(head -n 1 /tmp/list_of_files.csv | cut -d'|' -f1)
+git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "deleted or moved"
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+cat /tmp/list_of_files.csv | while IFS="|" read MYDATE NAME ; do
+    git add "$NAME"
+    git diff --cached --quiet --exit-code || \
+      git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "added"
+done
+git branch releasebranch_4_2
+git status
+git branch -a
+
+
+
+#### next one: 4.3
+# this still keeps .git/
+rm -rf /home/mneteler/software/grass-legacy/*
+cp -rp ../old_grass_versions/releasebranch_4_3/* .
+
+# if still there, delete files with ugly  name (incl. *, ^, ...) to not trigger shell expansion later on:
+find . -type f | grep -E '\s|\*|\?|\$|\%|\^'  | xargs rm -f
+
+# delete 0 byte size files
+find . -size 0 -exec rm {} \+
+
+# initial cleanup with respect to previous version: deleted files (may have be moved elsewhere in the tree)
+git status --porcelain | egrep "^ D " | cut -b4- | xargs git add
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+MYDATE=$(head -n 1 /tmp/list_of_files.csv | cut -d'|' -f1)
+git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "deleted or moved"
+
+# create list for timestamps
+find . -type f -printf "%T@|%Tc|%p\n" | grep -v '/.git/' | sort -n | cut -f2- -d'|' > /tmp/list_of_files.csv
+cat /tmp/list_of_files.csv | while IFS="|" read MYDATE NAME ; do
+    git add "$NAME"
+    git diff --cached --quiet --exit-code || \
+      git commit --author "${GITAUTHOR}" --date "${MYDATE}" -m "added"
+done
+git branch releasebranch_4_3
+git status
+git branch -a
+
+
+
+## at the very end: push it to github
+git remote add origin git at github.com:grass-svn2git/grass-legacy.git
+
+# create new ssh key for upload to grass-svn2git (here it is called "id_rsa_grass-svn2git[.pub]":
+ssh-keygen
+
+# multi ssh key trick: see https://superuser.com/a/912281/71963
+GIT_SSH_COMMAND="ssh -i ~/.ssh/id_rsa_grass-svn2git" git push -u origin master
+GIT_SSH_COMMAND="ssh -i ~/.ssh/id_rsa_grass-svn2git" git push --all
+


Property changes on: grass-addons/tools/svn2git/git_processing_legacy_branches.sh
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Added: svn:executable
## -0,0 +1 ##
+*
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