From 8fc7b6a4a3c745a376ec3fcd63aa8ca796a0b29f Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Mon, 28 May 2007 09:31:26 +0000
Subject: Add new emaint targets called "moveinst" and "movebin" for applying
 package moves from $PORTDIR/profiles/updates/ on installed packages and
 binary packages.

svn path=/main/trunk/; revision=6652
---
 bin/emaint | 122 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 121 insertions(+), 1 deletion(-)

(limited to 'bin')

diff --git a/bin/emaint b/bin/emaint
index 0152a08e1..d1efc0ab8 100755
--- a/bin/emaint
+++ b/bin/emaint
@@ -163,6 +163,124 @@ class BinhostHandler(object):
 				locks.unlockfile(pkgindex_lock)
 		return None
 
+class MoveHandler(object):
+
+	def __init__(self, tree):
+		self._tree = tree
+		self._portdir = tree.settings["PORTDIR"]
+		self._update_keys = ["DEPEND", "RDEPEND", "PDEPEND", "PROVIDE"]
+
+	def _grab_global_updates(self, portdir):
+		from portage.update import grab_updates, parse_updates
+		updpath = os.path.join(portdir, "profiles", "updates")
+		try:
+			rawupdates = grab_updates(updpath)
+		except portage.exception.DirectoryNotFound:
+			rawupdates = []
+		upd_commands = []
+		errors = []
+		for mykey, mystat, mycontent in rawupdates:
+			commands, errors = parse_updates(mycontent)
+			upd_commands.extend(commands)
+			errors.extend(errors)
+		return upd_commands, errors
+
+	def check(self, onProgress=None):
+		updates, errors = self._grab_global_updates(self._portdir)
+		# Matching packages and moving them is relatively fast, so the
+		# progress bar is updated in indeterminate mode.
+		match = self._tree.dbapi.match
+		aux_get = self._tree.dbapi.aux_get
+		if onProgress:
+			onProgress(0, 0)
+		for i, update_cmd in enumerate(updates):
+			if update_cmd[0] == "move":
+				origcp, newcp = update_cmd[1:]
+				for cpv in match(origcp):
+					errors.append("'%s' moved to '%s'" % (cpv, newcp))
+			elif update_cmd[0] == "slotmove":
+				pkg, origslot, newslot = update_cmd[1:]
+				for cpv in match(pkg):
+					slot = aux_get(cpv, ["SLOT"])[0]
+					if slot == origslot:
+						errors.append("'%s' slot moved from '%s' to '%s'" % \
+							(cpv, origslot, newslot))
+			if onProgress:
+				onProgress(0, 0)
+
+		# Searching for updates in all the metadata is relatively slow, so this
+		# is where the progress bar comes out of indeterminate mode.
+		cpv_all = self._tree.dbapi.cpv_all()
+		cpv_all.sort()
+		maxval = len(cpv_all)
+		aux_update = self._tree.dbapi.aux_update
+		update_keys = self._update_keys
+		from itertools import izip
+		from portage.update import update_dbentries
+		if onProgress:
+			onProgress(maxval, 0)
+		for i, cpv in enumerate(cpv_all):
+			metadata = dict(izip(update_keys, aux_get(cpv, update_keys)))
+			metadata_updates = update_dbentries(updates, metadata)
+			if metadata_updates:
+				errors.append("'%s' has outdated metadata" % cpv)
+			if onProgress:
+				onProgress(maxval, i+1)
+		return errors
+
+	def fix(self, onProgress=None):
+		updates, errors = self._grab_global_updates(self._portdir)
+		# Matching packages and moving them is relatively fast, so the
+		# progress bar is updated in indeterminate mode.
+		move = self._tree.dbapi.move_ent
+		slotmove = self._tree.dbapi.move_slot_ent
+		if onProgress:
+			onProgress(0, 0)
+		for i, update_cmd in enumerate(updates):
+			if update_cmd[0] == "move":
+				move(update_cmd)
+			elif update_cmd[0] == "slotmove":
+				slotmove(update_cmd)
+			if onProgress:
+				onProgress(0, 0)
+
+		# Searching for updates in all the metadata is relatively slow, so this
+		# is where the progress bar comes out of indeterminate mode.
+		cpv_all = self._tree.dbapi.cpv_all()
+		cpv_all.sort()
+		maxval = len(cpv_all)
+		aux_get = self._tree.dbapi.aux_get
+		aux_update = self._tree.dbapi.aux_update
+		update_keys = self._update_keys
+		from itertools import izip
+		from portage.update import update_dbentries
+		if onProgress:
+			onProgress(maxval, 0)
+		for i, cpv in enumerate(cpv_all):
+			metadata = dict(izip(update_keys, aux_get(cpv, update_keys)))
+			metadata_updates = update_dbentries(updates, metadata)
+			if metadata_updates:
+				aux_update(cpv, metadata_updates)
+			if onProgress:
+				onProgress(maxval, i+1)
+		return errors
+
+class MoveInstalled(MoveHandler):
+	def name():
+		return "moveinst"
+	name = staticmethod(name)
+	def __init__(self):
+		myroot = portage.settings["ROOT"]
+		MoveHandler.__init__(self, portage.db[myroot]["vartree"])
+
+class MoveBinary(MoveHandler):
+	def name():
+		return "movebin"
+	name = staticmethod(name)
+	def __init__(self):
+		myroot = portage.settings["ROOT"]
+		MoveHandler.__init__(self, portage.db[myroot]["bintree"])
+
 class VdbKeyHandler(object):
 	def name():
 		return "vdbkeys"
@@ -245,7 +363,9 @@ def emaint_main(myargv):
 	#       the need for hard coding.
 	modules = {
 		"world" : WorldHandler,
-		"binhost":BinhostHandler
+		"binhost":BinhostHandler,
+		"moveinst":MoveInstalled,
+		"movebin":MoveBinary
 	}
 
 	module_names = modules.keys()
-- 
cgit v1.2.3-1-g7c22