Component2 load

config.ini.sample

@@ -22,6 +22,9 @@ StreamToMigrate = MyDevelopmentStream
 # (eg. When Migrating Stream_Version2, Previous-Stream would be Stream_Version1
 PreviousStream=
 
+# Optional - Used by author to load and migrate a single component instead of a whole workspace. Value must be set as component Name
+component2Load =
+
 # Optional, can be defined additionally to set the workspace to a specific baseline
 # Use following format: ComponentName = BaseLineName, AnotherComponentName=BaseLineName
 # If its not set, it will determine the oldest baseline (takes some time, depending of how much components you have in your stream)

configuration.py

@@ -45,6 +45,9 @@ def read(configname=None):
     workdirectory = generalsection.get('Directory', os.getcwd())
     streamname = shlex.quote(migrationsection['StreamToMigrate'].strip())
     previousstreamname = migrationsection.get('PreviousStream', '').strip()
+
+    component2load = shlex.quote(migrationsection['component2Load'].strip())
+
     baselines = getinitialcomponentbaselines(migrationsection.get('InitialBaseLines'))
     ignorefileextensionsproperty = parsedconfig.get(miscsectionname, 'IgnoreFileExtensions', fallback='')
     ignorefileextensions = parsesplittedproperty(ignorefileextensionsproperty)
@@ -62,6 +65,7 @@ def read(configname=None):
     configbuilder.setmaxchangesetstoaccepttogether(maxchangesetstoaccepttogether)
     configbuilder.setworkdirectory(workdirectory).setstreamname(streamname).setinitialcomponentbaselines(baselines)
     configbuilder.setpreviousstreamname(previousstreamname)
+    configbuilder.setcomponent2load(component2load)
     configbuilder.setignorefileextensions(ignorefileextensions)
     configbuilder.setignoredirectories(ignoredirectories)
     configbuilder.setincludecomponentroots(includecomponentroots).setcommitmessageprefix(commitmessageprefix)
@@ -141,6 +145,7 @@ def __init__(self):
         self.includecomponentroots = ""
         self.commitmessageprefix = ""
         self.gitattributes = ""
+        self.component2load = ""
 
     def setuser(self, user):
         self.user = user
@@ -182,6 +187,10 @@ def setstreamname(self, streamname):
         self.streamname = streamname
         return self
 
+    def setcomponent2load(self, component2load):
+        self.component2load = component2load
+        return self
+
     def setgitreponame(self, reponame):
         self.gitreponame = reponame
         self.clonedgitreponame = reponame[:-4]  # cut .git
@@ -237,14 +246,14 @@ def build(self):
                             self.streamname, self.gitreponame, self.useprovidedhistory,
                             self.useautomaticconflictresolution, self.maxchangesetstoaccepttogether, self.clonedgitreponame, self.rootFolder,
                             self.previousstreamname, self.ignorefileextensions, self.ignoredirectories, self.includecomponentroots,
-                            self.commitmessageprefix, self.gitattributes)
+                            self.commitmessageprefix, self.gitattributes, self.component2load)
 
 
 class ConfigObject:
     def __init__(self, user, password, repourl, scmcommand, workspace, useexistingworkspace, workdirectory,
                  initialcomponentbaselines, streamname, gitreponame, useprovidedhistory,
                  useautomaticconflictresolution, maxchangesetstoaccepttogether, clonedgitreponame, rootfolder, previousstreamname,
-                 ignorefileextensions, ignoredirectories, includecomponentroots, commitmessageprefix, gitattributes):
+                 ignorefileextensions, ignoredirectories, includecomponentroots, commitmessageprefix, gitattributes, component2load):
         self.user = user
         self.password = password
         self.repo = repourl
@@ -270,6 +279,7 @@ def __init__(self, user, password, repourl, scmcommand, workspace, useexistingwo
         self.includecomponentroots = includecomponentroots
         self.commitmessageprefix = commitmessageprefix
         self.gitattributes = gitattributes
+        self.component2load = component2load
 
     def getlogpath(self, filename):
         if not self.hasCreatedLogFolder:

rtcFunctions.py

@@ -45,7 +45,12 @@ def __init__(self):
         self.scmcommand = self.config.scmcommand
 
     def createandload(self, stream, componentbaselineentries=[]):
-        shell.execute("%s create workspace -r %s -s %s %s" % (self.scmcommand, self.repo, stream, self.workspace))
+        if self.config.component2load:
+            shell.execute("%s create workspace -r %s %s --empty" % (self.scmcommand, self.repo, self.workspace))
+            shell.execute("%s add component -r %s %s %s" % (self.scmcommand, self.repo, self.workspace, self.config.component2load))
+        else:
+            shell.execute("%s create workspace -r %s -s %s %s" % (self.scmcommand, self.repo, stream, self.workspace))
+
         if componentbaselineentries:
             self.setcomponentstobaseline(componentbaselineentries, stream)
         else:
@@ -57,6 +62,8 @@ def load(self):
         command = "%s load -r %s %s --force" % (self.scmcommand, self.repo, self.workspace)
         if self.config.includecomponentroots:
             command += " --include-root"
+        if self.config.component2load:
+            command += " %s" % (self.config.component2load)
         shouter.shout("Start (re)loading current workspace: " + command)
         shell.execute(command)
         shouter.shout("Load of workspace finished")
@@ -168,10 +175,13 @@ def getcomponentbaselineentriesfromstream(self, stream):
                     else:
                         baseline = uuidpart[5].strip()[1:-1]
                         baselinename = splittedinformationline[1]
-
                     if baseline and component:
-                        componentbaselinesentries.append(
-                            ComponentBaseLineEntry(component, baseline, componentname, baselinename))
+                        # if component2load is specified append only its entry
+                        if not self.config.component2load or self.config.component2load == componentname:
+                            shouter.shout("Append to componentbaselinesentries:"
+                                    " c=%s cn=%s b=%s bn=%s" % (component, componentname, baseline, baselinename))
+                            componentbaselinesentries.append(
+                                ComponentBaseLineEntry(component, baseline, componentname, baselinename))
                         baseline = ""
                         component = ""
                         componentname = ""

tests/resources/test_config.ini

@@ -12,6 +12,7 @@ encoding = UTF-8
 [Migration]
 StreamToMigrate = Superstream
 PreviousStream = Previousstream
+component2Load =
 InitialBaseLines = Component1=Baseline1, Component2=Baseline2
 UseProvidedHistory = True
 UseAutomaticConflictResolution = True

tests/resources/test_minimum_config.ini

@@ -7,3 +7,4 @@ WorkspaceName = Miniworkspace
 
 [Migration]
 StreamToMigrate = Ministream
+component2Load =