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@@ -11,9 +11,9 b' from node import nullrev, short' | |||||
11 | from i18n import _ |
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11 | from i18n import _ | |
12 | import os |
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12 | import os | |
13 |
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13 | |||
14 |
def _bundle(repo, bases, heads, node, suffix, |
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14 | def _bundle(repo, bases, heads, node, suffix, compress=True): | |
15 | """create a bundle with the specified revisions as a backup""" |
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15 | """create a bundle with the specified revisions as a backup""" | |
16 |
cg = repo.changegroupsubset(bases, heads, 'strip' |
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16 | cg = repo.changegroupsubset(bases, heads, 'strip') | |
17 | backupdir = repo.join("strip-backup") |
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17 | backupdir = repo.join("strip-backup") | |
18 | if not os.path.isdir(backupdir): |
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18 | if not os.path.isdir(backupdir): | |
19 | os.mkdir(backupdir) |
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19 | os.mkdir(backupdir) | |
@@ -33,40 +33,30 b' def _collectfiles(repo, striprev):' | |||||
33 |
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33 | |||
34 | return sorted(files) |
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34 | return sorted(files) | |
35 |
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35 | |||
36 |
def _collect |
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36 | def _collectbrokencsets(repo, files, striprev): | |
37 |
"""return the |
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37 | """return the changesets which will be broken by the truncation""" | |
38 |
def collectone( |
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38 | def collectone(revlog): | |
39 | extra = [] |
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40 | startrev = count = len(revlog) |
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39 | startrev = count = len(revlog) | |
41 | # find the truncation point of the revlog |
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40 | # find the truncation point of the revlog | |
42 | for i in xrange(count): |
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41 | for i in xrange(count): | |
43 | lrev = revlog.linkrev(i) |
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42 | lrev = revlog.linkrev(i) | |
44 |
if lrev >= |
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43 | if lrev >= striprev: | |
45 | startrev = i + 1 |
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44 | startrev = i + 1 | |
46 | break |
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45 | break | |
47 |
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46 | |||
48 |
# see if any revision after that point has a linkrev less than |
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47 | # see if any revision after that point has a linkrev less than striprev | |
49 | # (we have to manually save these guys) |
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48 | # (those will be broken by strip) | |
50 | for i in xrange(startrev, count): |
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49 | for i in xrange(startrev, count): | |
51 | node = revlog.node(i) |
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52 | lrev = revlog.linkrev(i) |
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50 | lrev = revlog.linkrev(i) | |
53 |
if lrev < |
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51 | if lrev < striprev: | |
54 | extra.append((node, cl.node(lrev))) |
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52 | yield lrev | |
55 |
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53 | |||
56 | return extra |
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54 | for rev in collectone(repo.manifest): | |
57 |
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55 | yield rev | ||
58 | extranodes = {} |
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59 | cl = repo.changelog |
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60 | extra = collectone(cl, repo.manifest) |
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61 | if extra: |
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62 | extranodes[1] = extra |
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63 | for fname in files: |
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56 | for fname in files: | |
64 | f = repo.file(fname) |
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57 | f = repo.file(fname) | |
65 |
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58 | for rev in collectone(f): | |
66 | if extra: |
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59 | yield rev | |
67 | extranodes[fname] = extra |
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68 |
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69 | return extranodes |
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70 |
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60 | |||
71 | def strip(ui, repo, node, backup="all"): |
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61 | def strip(ui, repo, node, backup="all"): | |
72 | cl = repo.changelog |
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62 | cl = repo.changelog | |
@@ -82,28 +72,26 b' def strip(ui, repo, node, backup="all"):' | |||||
82 | # the list of heads and bases of the set of interesting revisions. |
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72 | # the list of heads and bases of the set of interesting revisions. | |
83 | # (head = revision in the set that has no descendant in the set; |
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73 | # (head = revision in the set that has no descendant in the set; | |
84 | # base = revision in the set that has no ancestor in the set) |
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74 | # base = revision in the set that has no ancestor in the set) | |
85 |
tostrip = set((striprev |
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75 | tostrip = set(cl.descendants(striprev)) | |
86 | saveheads = set() |
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76 | tostrip.add(striprev) | |
87 | savebases = [] |
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77 | ||
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78 | files = _collectfiles(repo, striprev) | |||
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79 | saverevs = set(_collectbrokencsets(repo, files, striprev)) | |||
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80 | ||||
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81 | # compute heads | |||
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82 | saveheads = set(saverevs) | |||
88 | for r in xrange(striprev + 1, len(cl)): |
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83 | for r in xrange(striprev + 1, len(cl)): | |
89 | parents = cl.parentrevs(r) |
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84 | if r not in tostrip: | |
90 | if parents[0] in tostrip or parents[1] in tostrip: |
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85 | saverevs.add(r) | |
91 | # r is a descendant of striprev |
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86 | saveheads.difference_update(cl.parentrevs(r)) | |
92 |
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87 | saveheads.add(r) | |
93 | # if this is a merge and one of the parents does not descend |
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88 | saveheads = [cl.node(r) for r in saveheads] | |
94 | # from striprev, mark that parent as a savehead. |
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95 | if parents[1] != nullrev: |
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96 | for p in parents: |
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97 | if p not in tostrip and p > striprev: |
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98 | saveheads.add(p) |
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99 | else: |
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100 | # if no parents of this revision will be stripped, mark it as |
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101 | # a savebase |
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102 | if parents[0] < striprev and parents[1] < striprev: |
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103 | savebases.append(cl.node(r)) |
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104 |
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89 | |||
105 | saveheads.difference_update(parents) |
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90 | # compute base nodes | |
106 | saveheads.add(r) |
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91 | if saverevs: | |
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92 | descendants = set(cl.descendants(*saverevs)) | |||
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93 | saverevs.difference_update(descendants) | |||
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94 | savebases = [cl.node(r) for r in saverevs] | |||
107 |
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95 | |||
108 | bm = repo._bookmarks |
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96 | bm = repo._bookmarks | |
109 | updatebm = [] |
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97 | updatebm = [] | |
@@ -112,20 +100,15 b' def strip(ui, repo, node, backup="all"):' | |||||
112 | if rev in tostrip: |
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100 | if rev in tostrip: | |
113 | updatebm.append(m) |
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101 | updatebm.append(m) | |
114 |
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102 | |||
115 | saveheads = [cl.node(r) for r in saveheads] |
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116 | files = _collectfiles(repo, striprev) |
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117 |
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118 | extranodes = _collectextranodes(repo, files, striprev) |
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119 |
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120 | # create a changegroup for all the branches we need to keep |
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103 | # create a changegroup for all the branches we need to keep | |
121 | backupfile = None |
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104 | backupfile = None | |
122 | if backup == "all": |
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105 | if backup == "all": | |
123 | backupfile = _bundle(repo, [node], cl.heads(), node, 'backup') |
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106 | backupfile = _bundle(repo, [node], cl.heads(), node, 'backup') | |
124 | repo.ui.status(_("saved backup bundle to %s\n") % backupfile) |
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107 | repo.ui.status(_("saved backup bundle to %s\n") % backupfile) | |
125 |
if saveheads or |
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108 | if saveheads or savebases: | |
126 | # do not compress partial bundle if we remove it from disk later |
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109 | # do not compress partial bundle if we remove it from disk later | |
127 | chgrpfile = _bundle(repo, savebases, saveheads, node, 'temp', |
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110 | chgrpfile = _bundle(repo, savebases, saveheads, node, 'temp', | |
128 |
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111 | compress=keeppartialbundle) | |
129 |
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112 | |||
130 | mfst = repo.manifest |
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113 | mfst = repo.manifest | |
131 |
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114 | |||
@@ -149,7 +132,7 b' def strip(ui, repo, node, backup="all"):' | |||||
149 | tr.abort() |
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132 | tr.abort() | |
150 | raise |
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133 | raise | |
151 |
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134 | |||
152 |
if saveheads or |
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135 | if saveheads or savebases: | |
153 | ui.note(_("adding branch\n")) |
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136 | ui.note(_("adding branch\n")) | |
154 | f = open(chgrpfile, "rb") |
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137 | f = open(chgrpfile, "rb") | |
155 | gen = changegroup.readbundle(f, chgrpfile) |
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138 | gen = changegroup.readbundle(f, chgrpfile) |
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