1 | #!/usr/bin/python |
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2 | |
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3 | import os |
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4 | import sys |
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5 | import subprocess |
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6 | import shutil |
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7 | |
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8 | def clonePackage(base, pkg): |
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9 | if not os.path.isdir('%s.git' % pkg): |
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10 | if os.path.isdir(pkg): |
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11 | shutil.rmtree(pkg) |
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12 | # Use --no-follow-parent because we're going to handle that with |
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13 | # grafts. |
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14 | subprocess.check_call(['git', 'svn', 'clone', |
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15 | '--no-follow-parent', |
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16 | '-Aauthors', |
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17 | '-q', |
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18 | '--no-metadata', |
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19 | '%s/packages/%s' % (base, pkg)], |
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20 | stdout=subprocess.PIPE) |
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21 | |
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22 | # Then make the repository bare, because git-svn can't do this |
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23 | shutil.move('%s/.git' % pkg, '%s.git' % pkg) |
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24 | shutil.rmtree(pkg) |
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25 | subprocess.check_call(['git', 'config', 'core.bare', 'true'], |
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26 | cwd='%s.git' % pkg) |
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27 | |
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28 | # Some of these repos have a rev where everything was deleted |
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29 | # as a result of the move. We don't want that rev to exist. |
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30 | p = subprocess.Popen(['git', 'ls-tree', 'HEAD'], |
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31 | cwd='%s.git' % pkg, |
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32 | stdout=subprocess.PIPE) |
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33 | p.wait() |
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34 | if len(p.stdout.read()) == 0: |
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35 | subprocess.check_call(['git', 'reset', '--soft', 'HEAD^'], |
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36 | cwd='%s.git' % pkg) |
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37 | |
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38 | def cloneAllPackages(base): |
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39 | for pkg in open('package-list'): |
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40 | clonePackage(base, pkg.strip()) |
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41 | |
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42 | def mergeHistory(old_pkg, new_pkg, n): |
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43 | subprocess.check_call(['git', 'push', |
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44 | '../%s.git' % new_pkg, |
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45 | 'master:refs/heads/%s' % old_pkg], |
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46 | cwd='%s.git' % old_pkg) |
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47 | |
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48 | def mergeHistories(): |
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49 | merges = [] |
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50 | for line in open('merges'): |
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51 | line = line.strip() |
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52 | if line == '' or line[0] == '#': |
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53 | continue |
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54 | |
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55 | merges.append(line.split()) |
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56 | |
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57 | for merge in merges: |
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58 | mergeHistory(*merge) |
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59 | |
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60 | if __name__ == '__main__': |
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61 | try: |
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62 | base = sys.argv[1] |
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63 | except: |
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64 | base = 'svn://invirt.mit.edu/trunk' |
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65 | |
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66 | cloneAllPackages(base) |
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67 | mergeHistories() |
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