/stdhome

To get this branch, use:
bzr branch http://bzr.ed.am/stdhome

« back to all changes in this revision

Viewing changes to lib/stdhome/command/init.py

  • Committer: Tim Marston
  • Date: 2014-03-19 20:02:10 UTC
  • Revision ID: tim@ed.am-20140319200210-b6nm63rpktfmw0l3
changed working of output

Show diffs side-by-side

added added

removed removed

Lines of Context:
lib/stdhome/command/init.py
23
23
from command import Command
24
24
import stdhome.the as the
25
25
from stdhome.deployment import Deployment
 
26
from stdhome.subprocess import Popen
26
27
 
27
28
 
28
29
class InitCommand( Command ):
29
30
 
30
31
 
31
32
        def __init__( self ):
32
 
                self.quiet = False
33
 
                self.vcs = the.config.default_vcs
 
33
                self.repo = None
34
34
 
35
35
 
36
36
        def print_help( self ):
46
46
                print "hostname, it is internally expanded to scp://HOSTNAME/~/.stdhome/REPO)."
47
47
                print
48
48
                print "Options:"
49
 
                print "      --quiet      do not report changes to the home directory"
50
49
                print "  -r, --repo=REPO  select the repo to check-out or create (defaults to 'home')"
51
50
                print "  -v, --verbose    display information about what is being done"
52
 
                print "      --vcs=VCS    select the version control system"
53
51
                print "      --help       display help and exit"
54
52
                exit( 0 )
55
53
 
57
55
        def parse_command_line( self ):
58
56
                opts, args = getopt.gnu_getopt(
59
57
                        sys.argv[ 1: ], "r:v",
60
 
                        [ "quiet", "repo=", "vcs=", "verbose", "help" ] )
 
58
                        [ "repo=", "verbose", "help" ] )
61
59
                for opt, optarg in opts:
62
 
                        if opt == "--quiet":
63
 
                                self.quiet = True
64
 
                        elif opt in [ '--repo', '-r' ]:
65
 
                                if not re.search( '^[-a-zA-z0-9.]+$', optarg ):
 
60
                        if opt in [ '--repo', '-r' ]:
 
61
                                if not re.match( '^[-a-zA-z0-9.]+$', optarg ):
66
62
                                        raise the.program.FatalError(
67
63
                                                'invalid repository name: ' + optarg )
68
 
                                the.repo = optarg
69
 
                        elif opt == "--vcs":
70
 
                                self.vcs = optarg
 
64
                                self.repo = optarg
71
65
                        elif opt in [ '--verbose', '-v' ]:
72
66
                                the.verbose += 1
73
67
                        elif opt == "--help":
74
68
                                self.print_help()
75
 
 
 
69
                
76
70
                # discard first argument (the command)
77
71
                args.pop( 0 )
78
72
 
79
73
                # URL argument
80
74
                self.url = args[ 0 ].strip() if len( args ) else None
81
75
 
82
 
                # check remaining arguments
 
76
                # remaining arguments
83
77
                if len( args ) > 1:
84
78
                        raise the.program.UsageError( 'too many arguments' )
85
79
 
87
81
        def run( self ):
88
82
 
89
83
                # set up repo and check it *doesn't* already exists
 
84
                the.set_repo( self.repo )
90
85
                the.repo.check_dir_exists( False )
91
 
                the.repo.set_vcs( self.vcs )
92
86
 
93
87
                # ensure our top-level directory exists
94
88
                if not os.path.exists( the.full_dir ):
98
92
                if self.url:
99
93
 
100
94
                        # expand url if it's a simple hostname
101
 
                        if re.search( '^[0-9a-zA-z.]+$', self.url ):
102
 
                                self.url = the.repo.vcs.expand_repo_url( self.url )
 
95
                        if re.match( '^[0-9a-zA-z.]+$', self.url ):
 
96
                                self.url = 'sftp://%s/%s/%s' % \
 
97
                                                   ( self.url, the.dir, the.repo.name )
103
98
 
104
99
                        # initialise deployment (with an empty repo)
105
100
                        deployment = Deployment()
106
101
                        deployment.copy_in()
107
102
 
108
103
                        # perform bzr checkout
109
 
                        if the.verbose >= 1: print "checking out %s" % the.repo.dir
 
104
                        if the.verbose: print "checking out %s" % the.repo.dir
110
105
                        try:
111
106
                                the.repo.vcs.checkout( self.url )
112
 
                        except Exception:
 
107
                        except Exception as e:
113
108
 
114
109
                                # attempt to clean-up repo dir
115
 
                                if os.path.exists( the.repo.full_dir ):
116
 
                                        try:
117
 
                                                shutil.rmtree( the.repo.full_dir )
118
 
                                        except OSError:
119
 
                                                pass
120
 
 
121
 
                                raise
122
 
 
123
 
                        message = ''
124
 
 
125
 
                        # check for deployment conclicts
126
 
                        conflicts = deployment.get_conflicts()
127
 
                        if conflicts:
128
 
                                message += 'deployment conflicts:\n  %s' % \
129
 
                                                   '\n  '.join( conflicts )
130
 
 
131
 
                        # stop if there are conflicts
132
 
                        if message:
133
 
                                raise the.program.FatalError(
134
 
                                        'there were conflicts...\n' + message )
 
110
                                try:
 
111
                                        shutil.rmtree( the.repo.full_dir )
 
112
                                except OSError:
 
113
                                        pass
 
114
 
 
115
                                raise e
135
116
 
136
117
                        # perform deployment
137
 
                        deployment.copy_out( self.quiet )
 
118
                        try:
 
119
                                deployment.copy_out()
 
120
                        except deployment.Conflict as e:
 
121
                                raise the.program.FatalError( e.msg )
138
122
 
139
123
                else:
140
124
 
141
125
                        # perform bzr init
142
 
                        if the.verbose >= 1: print 'initialising %s' % the.repo.dir
 
126
                        if the.verbose: print 'initialising %s' % the.repo.dir
143
127
                        try:
144
128
                                the.repo.vcs.init()
145
 
                        except Exception:
 
129
                        except Exception as e:
146
130
 
147
131
                                # attempt to clean-up repo dir, and die
148
 
                                if os.path.exists( the.repo.full_dir ):
149
 
                                        try:
150
 
                                                shutil.rmtree( the.repo.full_dir )
151
 
                                        except OSError:
152
 
                                                pass
 
132
                                try:
 
133
                                        shutil.rmtree( the.repo.full_dir )
 
134
                                except OSError:
 
135
                                        pass
153
136
 
154
 
                                raise
 
137
                                raise e