aboutsummaryrefslogtreecommitdiffstats
path: root/MgaRepo/VCS.py
blob: c643cf641d7e0c6cdf5c68809a4300b90572f060 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
from MgaRepo import Error, SilentError, config
from MgaRepo.util import execcmd, get_auth
import sys
import os
import re
import time

class VCSLogEntry(object):
    def __init__(self, revision, author, date):
        self.revision = revision
        self.author = author
        self.date = date
        self.changed = []
        self.lines = []

    def __lt__(self, other):
        return (self.date < other.date)
    
    def __eq__(self,other):
        return (self.date == other.date)

class VCS(object):
    vcs_dirname = None
    def __init__(self):
        self.vcs_name = None
        self.vcs_command = None
        self.vcs_wrapper = "mga-ssh"
        self.vcs_supports = {'clone' : False}
        self.vcs_type = None
        self.env_defaults = None

    def _execVcs(self, *args, **kwargs):
        localcmds = ("add", "revert", "cleanup", "mv")
        cmd = self.vcs_command + list(args)
        kwargs["collecterr"] = kwargs.get("collecterr", False)
        if kwargs.get("show"):
            if not kwargs.get("local"):
               kwargs["collecterr"] = True
        else:
            if self.vcs_command is "svn" and args[0] not in localcmds:
                cmd.append("--non-interactive")
            else:
                if args[0] == "mv":
                    kwargs["collecterr"] = False
        kwargs["cleanerr"] = kwargs.get("cleanerr", True)
        if kwargs.get("xml"):
            cmd.append("--xml")
        try:
            if args[0] in ('info', 'checkout','log'):
                kwargs['info'] = True
            else:
                kwargs['info'] = False
            return execcmd(*cmd, **kwargs)
        except Error as e:
            msg = None
            if e.args:
                if "Permission denied" in e.args:
                    msg = ("It seems ssh-agent or ForwardAgent are not setup "
                           "or your username is wrong. See "
                           "https://wiki.mageia.org/en/Packagers_ssh"
                           " for more information.")
                elif "authorization failed" in e.args:
                    msg = ("Note that mgarepo does not support any HTTP "
                           "authenticated access.")
            if kwargs.get("show") and \
                    not config.getbool("global", "verbose", 0):
                # svn has already dumped error messages, we don't need to
                # do it too
                if msg:
                    sys.stderr.write("\n")
                    sys.stderr.write(msg)
                    sys.stderr.write("\n")
                raise SilentError
            elif msg:
                raise Error("%s\n%s" % (e, msg))
            raise

    def _set_env(self):
        wrapper = "mgarepo-ssh"
        repsys = config.get("global", "mgarepo-cmd")
        if repsys:
            dir = os.path.dirname(repsys)
            path = os.path.join(dir, wrapper)
            if os.path.exists(path):
                wrapper = path
        defaults = {"SVN_SSH": wrapper}
        os.environ.update(defaults)
        raw = config.get("global", "svn-env")
        if raw:
            for line in raw.split("\n"):
                env = line.strip()
                if not env:
                    continue
                try:
                    name, value = env.split("=", 1)
                except ValueError:
                    sys.stderr.write("invalid svn environment line: %r\n" % env)
                    continue
                os.environ[name] = value

    def _execVcs_success(self, *args, **kwargs):
        status, output = self._execVcs(*args, **kwargs)
        return status == 0

    def _add_log(self, cmd_args, received_kwargs, optional=0):
        if (not optional or
            "log" in received_kwargs or
            "logfile" in received_kwargs):
            ret = received_kwargs.get("log")
            if ret is not None:
                cmd_args.extend(("-m", ret))
            ret = received_kwargs.get("logfile")
            if ret is not None:
                cmd_args.extend(("-F", ret))

    def _add_revision(self, cmd_args, received_kwargs, optional=0):
        if not optional or "rev" in received_kwargs:
            ret = received_kwargs.get("rev")
            if isinstance(ret, str):
                if not ret.startswith("{"): # if not a datespec
                    try:
                        ret = int(ret)
                    except ValueError:
                        raise Error("invalid revision provided")
            if ret:
                cmd_args.extend(("-r", str(ret)))
        
    def add(self, path, **kwargs):
        cmd = ["add", path + '@' if '@' in path else path]
        return self._execVcs_success(noauth=1, *cmd, **kwargs)

    def copy(self, pathfrom, pathto, **kwargs):
        cmd = ["copy", pathfrom + '@' if '@' in pathfrom else pathfrom, pathto + '@' if '@' in pathto else pathto]
        self._add_revision(cmd, kwargs, optional=1)
        self._add_log(cmd, kwargs)
        return self._execVcs_success(*cmd, **kwargs)

    def remove(self, path, force=0, **kwargs):
        cmd = ["remove", path + '@' if '@' in path else path]
        self._add_log(cmd, kwargs)
        if force:
            cmd.append("--force")
        return self._execVcs_success(*cmd, **kwargs)

    def mkdir(self, path, **kwargs):
        cmd = ["mkdir", path + '@' if '@' in path else path]
        if kwargs.get("parents"):
            cmd.append("--parents")
        self._add_log(cmd, kwargs)
        return self._execVcs_success(*cmd, **kwargs)

    def _execVcs_commit(self, *cmd, **kwargs):
        status, output = self._execVcs(*cmd, **kwargs)
        match = re.search("Committed revision (?P<rev>\\d+)\\.$", output)
        if match:
            rawrev = match.group("rev")
            return int(rawrev)

    def commit(self, path, **kwargs):
        cmd = ["commit", path + '@' if '@' in path else path]
        if kwargs.get("nonrecursive"):
            cmd.append("-N")
        self._add_log(cmd, kwargs)
        return self._execVcs_commit(*cmd, **kwargs)

    def import_(self, path, url, **kwargs):
        cmd = ["import", path, url]
        self._add_log(cmd, kwargs)
        return self._execVcs_commit(*cmd, **kwargs)

    def export(self, url, targetpath, **kwargs):
        cmd = ["export", url, targetpath]
        self._add_revision(cmd, kwargs, optional=1)
        return self._execVcs_success(*cmd, **kwargs)

    def checkout(self, url, targetpath, **kwargs):
        cmd = ["checkout", url, targetpath]
        self._add_revision(cmd, kwargs, optional=1)
        return self._execVcs_success(*cmd, **kwargs)

    def clone(self, url, targetpath, **kwargs):
        if self.vcs_supports['clone']:
            cmd = ["clone", url, targetpath]
            return self._execVcs_success(*cmd, **kwargs)
        else:
            raise Error("%s doesn't support 'clone'" % self.vcs_name)

    def propget(self, propname, targets, **kwargs):
        cmd = ["propget", propname, targets]
        if kwargs.get("revprop"):
            cmd.append("--revprop")
        self._add_revision(cmd, kwargs)
        status, output = self._execVcs(local=True, *cmd, **kwargs)
        return output
 
    def propset(self, propname, value, targets, **kwargs):
        cmd = ["propset", propname, value, targets]
        return self._execVcs_success(*cmd, **kwargs)

    def propedit(self, propname, target, **kwargs):
        cmd = ["propedit", propname, target]
        if kwargs.get("rev"):
            cmd.append("--revprop")
            self._add_revision(cmd, kwargs)
        return self._execVcs_success(local=True, show=True, *cmd, **kwargs)

    def revision(self, path, **kwargs):
        cmd = ["info", path + '@' if '@' in path else path]
        status, output = self._execVcs(local=True, *cmd, **kwargs)
        if status == 0:
            for line in output.splitlines():
                if line.startswith("Last Changed Rev: "):
                    return int(line.split()[3])
        return None
          
    def info(self, path, **kwargs):
        cmd = ["info", path + '@' if '@' in path else path]
        status, output = self._execVcs(local=True, noerror=True, *cmd, **kwargs)
        if (("Not a versioned resource" not in output) and ("svn: warning: W155010" not in output)):
            return output.splitlines()
        return None

    def info2(self, *args, **kwargs):
        lines = self.info(*args, **kwargs)
        if lines is None:
            return None
        pairs = [[w.strip() for w in line.split(":", 1)] for line in lines]
        info = {}
        for pair in pairs:
            if pair != ['']:
                info[pair[0]]=pair[1]
        return info
          
    def ls(self, path, **kwargs):
        cmd = ["ls", path + '@' if '@' in path else path]
        status, output = self._execVcs(*cmd, **kwargs)
        if status == 0:
            return output.split()
        return None

    def status(self, path, **kwargs):
        cmd = ["status", path + '@' if '@' in path else path]
        if kwargs.get("verbose"):
            cmd.append("-v")
        if kwargs.get("noignore"):
            cmd.append("--no-ignore")
        if kwargs.get("quiet"):
            cmd.append("--quiet")
        status, output = self._execVcs(*cmd, **kwargs)
        if status == 0:
            return [(x[0], x[8:]) for x in output.splitlines()]
        return None

    def cleanup(self, path, **kwargs):
        cmd = ["cleanup", path + '@' if '@' in path else path]
        return self._execVcs_success(*cmd, **kwargs)

    def revert(self, path, **kwargs):
        cmd = ["revert", path + '@' if '@' in path else path]
        status, output = self._execVcs(*cmd, **kwargs)
        if status == 0:
            return [x.split() for x in output.split()]
        return None

    def switch(self, url, oldurl=None, path=None, relocate=False, **kwargs):
        cmd = ["switch"]
        if relocate:
            if oldurl is None:
                raise Error("You must supply the old URL when "\
                        "relocating working copies")
            cmd.append("--relocate")
            cmd.append(oldurl)
        cmd.append(url)
        if path is not None:
            cmd.append(path)
        return self._execVcs_success(*cmd, **kwargs)

    def update(self, path, **kwargs):
        cmd = ["update", path + '@' if '@' in path else path]
        self._add_revision(cmd, kwargs, optional=1)
        status, output = self._execVcs(*cmd, **kwargs)
        if status == 0:
            return [x.split() for x in output.split()]
        return None

    def merge(self, url1, url2=None, rev1=None, rev2=None, path=None, 
            **kwargs):
        cmd = ["merge"]
        if rev1 and rev2 and not url2:
            cmd.append("-r")
            cmd.append("%s:%s" % (rev1, rev2))
            cmd.append(url1)
        else:
            if not url2:
                raise ValueError("url2 needed if two revisions are not provided")
            if rev1:
                cmd.append("%s@%s" % (url1, rev1))
            else:
                cmd.append(url1)
            if rev2:
                cmd.append("%s@%s" % (url2, rev2))
            else:
                cmd.append(url2)
        if path:
            cmd.append(path)
        status, output = self._execVcs(*cmd, **kwargs)
        if status == 0:
            return [x.split() for x in output.split()]
        return None

    def diff(self, pathurl1, pathurl2=None, **kwargs):
        cmd = ["diff", pathurl1]
        self._add_revision(cmd, kwargs, optional=1)
        if pathurl2:
            cmd.append(pathurl2)
        status, output = self._execVcs(*cmd, **kwargs)
        if status == 0:
            return output
        return None

    def cat(self, url, **kwargs):
        cmd = ["cat", url]
        self._add_revision(cmd, kwargs, optional=1)
        status, output = self._execVcs(*cmd, **kwargs)
        if status == 0:
            return output
        return None

    def log(self, url, start=None, end=0, limit=None, **kwargs):
        cmd = ["log", "-v", url]
        if start is not None or end != 0:
            if start is not None and type(start) is not type(0):
                try:
                    start = int(start)
                except (ValueError, TypeError):
                    raise Error("invalid log start revision provided")
            if type(end) is not type(0):
                try:
                    end = int(end)
                except (ValueError, TypeError):
                    raise Error("invalid log end revision provided")
            start = start or "HEAD"
            cmd.extend(("-r", "%s:%s" % (start, end)))
        if limit is not None:
            try:
                limit = int(limit)
            except (ValueError, TypeError):
                raise Error("invalid limit number provided")
            cmd.extend(("--limit", str(limit)))
        status, output = self._execVcs(*cmd, **kwargs)
        if status != 0:
            return None

        revheader = re.compile("^r(?P<revision>[0-9]+) \| (?P<author>[^\|]+) \| (?P<date>[^\|]+) \| (?P<lines>[0-9]+) (?:line|lines)$")
        changedpat = re.compile(r"^\s+(?P<action>[^\s]+) (?P<path>[^\s]+)(?: \([^\s]+ (?P<from_path>[^:]+)(?:\:(?P<from_rev>[0-9]+))?\))?$")
        logseparator = "-"*72
        linesleft = 0
        entry = None
        log = []
        appendchanged = 0
        changedheader = 0
        for line in output.splitlines():
            line = line.rstrip()
            if changedheader:
                appendchanged = 1
                changedheader = 0
            elif appendchanged:
                if not line:
                    appendchanged = 0
                    continue
                m = changedpat.match(line)
                if m:
                    changed = m.groupdict().copy()
                    from_rev = changed.get("from_rev")
                    if from_rev is not None:
                        try:
                            changed["from_rev"] = int(from_rev)
                        except (ValueError, TypeError):
                            raise Error("invalid revision number in % log" % self.vcs_name)
                    entry.changed.append(changed)
            elif linesleft == 0:
                if line != logseparator:
                    m = revheader.match(line)
                    if m:
                        linesleft = int(m.group("lines"))
                        timestr = " ".join(m.group("date").split()[:2])
                        timetuple = time.strptime(timestr,
                                                  "%Y-%m-%d %H:%M:%S")
                        entry = VCSLogEntry(int(m.group("revision")),
                                            m.group("author"), timetuple)
                        log.append(entry)
                        changedheader = 1
            else:
                entry.lines.append(line)
                linesleft -= 1
        log.sort()
        log.reverse()
        return log

    def mv(self, path, dest, message=None, **kwargs):
        cmd = ["mv", path, dest,  ]
        if message:
            cmd.extend(("-m", str(message)))
        else:
            kwargs['show'] = True
        self._add_log(cmd, kwargs)
        return self._execVcs_success(*cmd, **kwargs)

class VCSLook(object):
    def __init__(self, repospath, txn=None, rev=None):
        self.repospath = repospath
        self.txn = txn
        self.rev = rev
        self.execcmd = None

    def _execVcslook(self, cmd, *args, **kwargs):
        execcmd_args = ["svnlook", cmd, self.repospath]
        self._add_txnrev(execcmd_args, kwargs)
        execcmd_args += args
        execcmd_kwargs = {}
        keywords = ["show", "noerror"]
        for key in keywords:
            if key in kwargs:
                execcmd_kwargs[key] = kwargs[key]
        return execcmd(*execcmd_args, **execcmd_kwargs)

    def _add_txnrev(self, cmd_args, received_kwargs):
        if "txn" in received_kwargs:
            txn = received_kwargs.get("txn")
            if txn is not None:
                cmd_args.extend(("-t", txn))
        elif self.txn is not None:
            cmd_args.extend(("-t", self.txn))
        if "rev" in received_kwargs:
            rev = received_kwargs.get("rev")
            if rev is not None:
                cmd_args.exten(("-r", str(rev)))
        elif self.rev is not None:
            cmd_args.extend(("-r", str(self.rev)))

    def changed(self, **kwargs):
        status, output = self._execVcslook("changed", **kwargs)
        if status != 0:
            return None
        changes = []
        for line in output.splitlines():
            line = line.rstrip()
            if not line:
                continue
            entry = [None, None, None]
            changedata, changeprop, path = None, None, None
            if line[0] != "_":
                changedata = line[0]
            if line[1] != " ":
                changeprop = line[1]
            path = line[4:]
            changes.append((changedata, changeprop, path))
        return changes

    def author(self, **kwargs):
        status, output = self._execVcslook("author", **kwargs)
        if status != 0:
            return None
        return output.strip()

# vim:et:ts=4:sw=4