diff options
| -rwxr-xr-x | indra/viewer_components/updater/scripts/darwin/update_install.py | 98 |
1 files changed, 75 insertions, 23 deletions
diff --git a/indra/viewer_components/updater/scripts/darwin/update_install.py b/indra/viewer_components/updater/scripts/darwin/update_install.py index 25efc2b0bc..2fc6fcdb29 100755 --- a/indra/viewer_components/updater/scripts/darwin/update_install.py +++ b/indra/viewer_components/updater/scripts/darwin/update_install.py @@ -139,7 +139,7 @@ def write_marker(markerfile, markertext): # **************************************************************************** # Main script logic # **************************************************************************** -def main(dmgfile, markerfile, markertext, appdir=None): +def main(dmgfile, markerfile, markertext): # Should we fail, we're supposed to write 'markertext' to 'markerfile'. # Wrap the fail() function so we do that. global fail @@ -179,18 +179,19 @@ def main(dmgfile, markerfile, markertext, appdir=None): # prepare for other cleanup with Janitor(LOGF) as janitor: - # Hopefully caller explicitly stated the viewer bundle to update. - # But if not, try to derive it from our own pathname. (The only - # trouble with that is that the old viewer might copy this script - # to a temp dir before running.) - if not appdir: - # Somewhat peculiarly, this script is currently packaged in - # Appname.app/Contents/MacOS with the viewer executable. But even if we - # decide to move it to Appname.app/Contents/Resources, we'll still find - # Appname.app two levels up from dirname(__file__). - appdir = os.path.abspath(os.path.join(os.path.dirname(__file__), - os.pardir, os.pardir)) + # Try to derive the name of the running viewer app bundle from our + # own pathname. (Hopefully the old viewer won't copy this script + # to a temp dir before running!) + # Somewhat peculiarly, this script is currently packaged in + # Appname.app/Contents/MacOS with the viewer executable. But even + # if we decide to move it to Appname.app/Contents/Resources, we'll + # still find Appname.app two levels up from dirname(__file__). + appdir = os.path.abspath(os.path.join(os.path.dirname(__file__), + os.pardir, os.pardir)) if not appdir.endswith(".app"): + # This can happen if either this script has been copied before + # being executed, or if it's in an unexpected place in the app + # bundle. fail(appdir + " is not an application directory") # We need to install into appdir's parent directory -- can we? @@ -260,15 +261,66 @@ def main(dmgfile, markerfile, markertext, appdir=None): # Here 'candidate' is the new viewer to install log("Found " + candidate) + + # This logic was changed to make Mac updates behave more like + # Windows. Most of the time, the user doesn't change the name of + # the app bundle on our .dmg installer (e.g. "Second Life Beta + # Viewer.app"). Most of the time, the version manager directs a + # given viewer to update to another .dmg containing an app bundle + # with THE SAME name. In that case, everything behaves as usual. + + # The case that was changed is when the version manager offers (or + # mandates) an update to a .dmg containing a different app bundle + # name. This can happen, for instance, to a user who's downloaded + # a "project beta" viewer, and the project subsequently publishes + # a Release Candidate viewer. Say the project beta's app bundle + # name is something like "Second Life Beta Neato.app". Anyone + # launching that viewer will be offered an update to the + # corresponding Release Candidate viewer -- which will be built as + # a release viewer, with app bundle name "Second Life Viewer.app". + + # On Windows, we run the NSIS installer, which will update/replace + # the embedded install directory name, e.g. Second Life Viewer. + # But the Mac installer used to locate the app bundle name in the + # mounted .dmg file, then ignore that name, copying its contents + # into the app bundle directory of the running viewer. That is, + # we'd install the Release Candidate from the .dmg's "Second + # Life.app" into "/Applications/Second Life Beta Neato.app". This + # is undesired behavior. + + # Instead, having found the app bundle name on the mounted .dmg, + # we try to install that app bundle name into the parent directory + # of the running app bundle. + + # Are we installing a different app bundle name? If so, call it + # out, both in the log and for the user -- this is an odd case. + # (Presumably they've already agreed to a similar notification in + # the viewer before the viewer launched this script, but still.) + bundlename = os.path.basename(candidate) + if os.path.basename(appdir) == bundlename: + # updating the running app bundle, which we KNOW exists + appexists = True + else: + # installing some other app bundle + newapp = os.path.join(installdir, bundlename) + appexists = os.path.exists(newapp) + message = "Note: %s %s %s" % \ + (appdir, "updating" if appexists else "installing new", newapp) + status(message) + # okay, we have no further need of the name of the running app + # bundle. + appdir = newapp + status("Preparing to copy files...") - # move old viewer to temp location in case copy from .dmg fails - aside = os.path.join(tempdir, os.path.basename(appdir)) - log("mv %r %r" % (appdir, aside)) - # Use shutil.move() instead of os.rename(). move() first tries - # os.rename(), but falls back to shutil.copytree() if the dest is - # on a different filesystem. - shutil.move(appdir, aside) + if appexists: + # move old viewer to temp location in case copy from .dmg fails + aside = os.path.join(tempdir, os.path.basename(appdir)) + log("mv %r %r" % (appdir, aside)) + # Use shutil.move() instead of os.rename(). move() first tries + # os.rename(), but falls back to shutil.copytree() if the dest is + # on a different filesystem. + shutil.move(appdir, aside) status("Copying files...") @@ -282,8 +334,9 @@ def main(dmgfile, markerfile, markertext, appdir=None): except Exception, err: # copy failed -- try to restore previous viewer before crumping type, value, traceback = sys.exc_info() - log("exception response: mv %r %r" % (aside, appdir)) - shutil.move(aside, appdir) + if appexists: + log("exception response: mv %r %r" % (aside, appdir)) + shutil.move(aside, appdir) # let our previously-set sys.excepthook handle this raise type, value, traceback @@ -316,6 +369,5 @@ if __name__ == "__main__": # We expect this script to be invoked with: # - the pathname to the .dmg we intend to install; # - the pathname to an update-error marker file to create on failure; - # - the content to write into the marker file; - # - optionally, the pathname of the Second Life viewer to update. + # - the content to write into the marker file. main(*sys.argv[1:]) |