Source Code for Module buildslave.commands.darcs

 1  import os 
 2   
 3  from buildslave.commands.base import SourceBaseCommand 
 4  from buildslave import runprocess 
 5  from buildslave.commands import utils 
 6   
 7   
 8 -class Darcs(SourceBaseCommand): 
 9      """Darcs-specific VC operation. In addition to the arguments 
10      handled by SourceBaseCommand, this command reads the following keys: 
11   
12      ['repourl'] (required): the Darcs repository string 
13      """ 
14   
15      header = "darcs operation" 
16   
17 -    def setup(self, args): 
18          SourceBaseCommand.setup(self, args) 
19          self.repourl = args['repourl'] 
20          self.sourcedata = "%s\n" % self.repourl 
21          self.revision = self.args.get('revision') 
22   
23 -    def sourcedirIsUpdateable(self): 
24          # checking out a specific revision requires a full 'darcs get' 
25          return (not self.revision and 
26                  not self.sourcedirIsPatched() and 
27                  os.path.isdir(os.path.join(self.builder.basedir, 
28                                             self.srcdir, "_darcs"))) 
29   
30 -    def doVCUpdate(self): 
31          darcs = self.getCommand('darcs') 
32          assert not self.revision 
33          # update: possible for mode in ('copy', 'update') 
34          d = os.path.join(self.builder.basedir, self.srcdir) 
35          command = [darcs, 'pull', '--all', '--verbose'] 
36          c = runprocess.RunProcess(self.builder, command, d, 
37                           sendRC=False, timeout=self.timeout, 
38                           maxTime=self.maxTime, usePTY=False) 
39          self.command = c 
40          return c.start() 
41   
42 -    def doVCFull(self): 
43          darcs = self.getCommand('darcs') 
44          # checkout or export 
45          d = self.builder.basedir 
46          command = [darcs, 'get', '--verbose', '--partial', 
47                     '--repo-name', self.srcdir] 
48          if self.revision: 
49              # write the context to a file 
50              n = os.path.join(self.builder.basedir, ".darcs-context") 
51              f = open(n, "wb") 
52              f.write(self.revision) 
53              f.close() 
54              # tell Darcs to use that context 
55              command.append('--context') 
56              command.append(n) 
57          command.append(self.repourl) 
58   
59          c = runprocess.RunProcess(self.builder, command, d, 
60                           sendRC=False, timeout=self.timeout, 
61                           maxTime=self.maxTime, usePTY=False) 
62          self.command = c 
63          d = c.start() 
64          if self.revision: 
65              d.addCallback(self.removeContextFile, n) 
66          return d 
67   
68 -    def removeContextFile(self, res, n): 
69          os.unlink(n) 
70          return res 
71   
72 -    def parseGotRevision(self): 
73          darcs = self.getCommand('darcs') 
74   
75          # we use 'darcs context' to find out what we wound up with 
76          command = [darcs, "changes", "--context"] 
77          c = runprocess.RunProcess(self.builder, command, 
78                           os.path.join(self.builder.basedir, self.srcdir), 
79                           environ=self.env, timeout=self.timeout, 
80                           sendStdout=False, sendStderr=False, sendRC=False, 
81                           keepStdout=True, usePTY=False) 
82          d = c.start() 
83          d.addCallback(lambda res: c.stdout) 
84          return d 
85