add a buildlogurl support to osc remotebuildlog command

NEWS

@@ -3,6 +3,7 @@
  - fix "osc patchinfo" command (crashed before)
  - fixed SSL proxy support
  - fixed meta attribute create and set calls
+ - osc remotebuildlog supports a buildlogurl
 
 0.125
  - add "osc pull" command to fetch and merge changes in the link target

osc/commandline.py

@@ -2789,6 +2789,8 @@ Please submit there instead, or use --nodevelproject to force direct submission.
 
     @cmdln.alias('rbl')
     @cmdln.alias('rbuildlog')
+    @cmdln.option('-s', '--start', metavar='START',
+                    help='get log starting from the offset')
     def do_remotebuildlog(self, subcmd, opts, *args):
         """${cmd_name}: Shows the build log of a package
 
@@ -2801,13 +2803,23 @@ Please submit there instead, or use --nodevelproject to force direct submission.
             osc remotebuildlog project/package/repository/arch
         ${cmd_option_list}
         """
-        args = slash_split(args)
-        if len(args) < 4:
-            raise oscerr.WrongArgs('Too few arguments.')
-        elif len(args) > 4:
-            raise oscerr.WrongArgs('Too many arguments.')
+        if len(args) == 1:
+            apiurl, project, package, repository, arch = parse_buildlogurl(args[0])
+        else:
+            args = slash_split(args)
+            apiurl = conf.config['apiurl']
+            if len(args) < 4:
+                raise oscerr.WrongArgs('Too few arguments.')
+            elif len(args) > 4:
+                raise oscerr.WrongArgs('Too many arguments.')
+            else:
+                project, package, repository, arch = args
         
-        print_buildlog(conf.config['apiurl'], *args)
+        offset=0
+        if opts.start:
+            offset = int(opts.start)
+
+        print_buildlog(apiurl, project, package, repository, arch, offset)
 
 
     @cmdln.alias('tr')

osc/core.py

@@ -33,6 +33,7 @@ except ImportError:
 
 
 DISTURL_RE = re.compile(r"^(?P<bs>.*)://(?P<apiurl>.*?)/(?P<project>.*?)/(?P<repository>.*?)/(?P<revision>.*)-(?P<source>.*)$")
+BUILDLOGURL_RE = re.compile(r"^(?P<apiurl>https://.*?)/build/(?P<project>.*?)/(?P<repository>.*?)/(?P<arch>.*?)/(?P<package>.*?)/_log$")
 BUFSIZE = 1024*1024
 store = '.osc'
 
@@ -1705,6 +1706,17 @@ def parse_disturl(disturl):
         apiurl = 'https://api.' + ".".join(apiurl.split('.')[1:])
     return (apiurl, m.group('project'), m.group('source'), m.group('repository'), m.group('revision'))
 
+def parse_buildlogurl(buildlogurl):
+    """Parse a build log url, returns a tuple (apiurl, project, package,
+    repository, arch), else raises oscerr.WrongArgs exception"""
+
+    global BUILDLOGURL_RE
+
+    m = BUILDLOGURL_RE.match(buildlogurl)
+    if not m:
+        raise oscerr.WrongArgs("`%s' does not look like url with a build log" % buildlogurl)
+    
+    return (m.group('apiurl'), m.group('project'), m.group('package'), m.group('repository'), m.group('arch'))
 
 def slash_split(l):
     """Split command line arguments like 'foo/bar' into 'foo' 'bar'.