From 8c1a78f0796eb624d6ad30b7c9af28cf92e70c3e Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Wed, 11 Mar 2009 03:54:02 +0000
Subject: Bug #258433 - In portage.fetch(), check for missing ${FILE} parameter
 in FETCHCOMMAND or RESUMECOMMAND and bail out early if necessary. (trunk
 r12600)

svn path=/main/branches/2.1.6/; revision=12881
---
 pym/portage/__init__.py | 67 ++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 50 insertions(+), 17 deletions(-)

(limited to 'pym')

diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py
index ae4e7a120..3c2807a53 100644
--- a/pym/portage/__init__.py
+++ b/pym/portage/__init__.py
@@ -3641,10 +3641,6 @@ def fetch(myuris, mysettings, listonly=0, fetchonly=0, locks_in_subdir=".locks",
 	if listonly:
 		can_fetch = False
 
-	for var_name in ("FETCHCOMMAND", "RESUMECOMMAND"):
-		if not mysettings.get(var_name, None):
-			can_fetch = False
-
 	if can_fetch and not fetch_to_ro:
 		global _userpriv_test_write_file_cache
 		dirmode  = 02070
@@ -3959,14 +3955,56 @@ def fetch(myuris, mysettings, listonly=0, fetchonly=0, locks_in_subdir=".locks",
 					continue
 				# allow different fetchcommands per protocol
 				protocol = loc[0:loc.find("://")]
-				if "FETCHCOMMAND_" + protocol.upper() in mysettings:
-					fetchcommand=mysettings["FETCHCOMMAND_"+protocol.upper()]
-				else:
-					fetchcommand=mysettings["FETCHCOMMAND"]
-				if "RESUMECOMMAND_" + protocol.upper() in mysettings:
-					resumecommand=mysettings["RESUMECOMMAND_"+protocol.upper()]
-				else:
-					resumecommand=mysettings["RESUMECOMMAND"]
+
+				missing_file_param = False
+				fetchcommand_var = "FETCHCOMMAND_" + protocol.upper()
+				fetchcommand = mysettings.get(fetchcommand_var)
+				if fetchcommand is None:
+					fetchcommand_var = "FETCHCOMMAND"
+					fetchcommand = mysettings.get(fetchcommand_var)
+					if fetchcommand is None:
+						portage.util.writemsg_level(
+							("!!! %s is unset. It should " + \
+							"have been defined in\n!!! %s/make.globals.\n") \
+							% (fetchcommand_var,
+							portage.const.GLOBAL_CONFIG_PATH),
+							level=logging.ERROR, noiselevel=-1)
+						return 0
+				if "${FILE}" not in fetchcommand:
+					portage.util.writemsg_level(
+						("!!! %s does not contain the required ${FILE}" + \
+						" parameter.\n") % fetchcommand_var,
+						level=logging.ERROR, noiselevel=-1)
+					missing_file_param = True
+
+				resumecommand_var = "RESUMECOMMAND_" + protocol.upper()
+				resumecommand = mysettings.get(resumecommand_var)
+				if resumecommand is None:
+					resumecommand_var = "RESUMECOMMAND"
+					resumecommand = mysettings.get(resumecommand_var)
+					if resumecommand is None:
+						portage.util.writemsg_level(
+							("!!! %s is unset. It should " + \
+							"have been defined in\n!!! %s/make.globals.\n") \
+							% (resumecommand_var,
+							portage.const.GLOBAL_CONFIG_PATH),
+							noiselevel=-1)
+						return 0
+				if "${FILE}" not in resumecommand:
+					portage.util.writemsg_level(
+						("!!! %s does not contain the required ${FILE}" + \
+						" parameter.\n") % resumecommand_var,
+						level=logging.ERROR, noiselevel=-1)
+					missing_file_param = True
+
+				if missing_file_param:
+					portage.util.writemsg_level(
+						"!!! Refer to the make.conf(5) man page for " + \
+						"information about how to\n!!! correctly specify " + \
+						"FETCHCOMMAND and RESUMECOMMAND.\n",
+						level=logging.ERROR, noiselevel=-1)
+					if myfile != os.path.basename(loc):
+						return 0
 
 				if not can_fetch:
 					if fetched != 2:
@@ -3987,11 +4025,6 @@ def fetch(myuris, mysettings, listonly=0, fetchonly=0, locks_in_subdir=".locks",
 						else:
 							writemsg(("!!! File %s is incorrect size, " + \
 								"but unable to retry.\n") % myfile, noiselevel=-1)
-						for var_name in ("FETCHCOMMAND", "RESUMECOMMAND"):
-							if not mysettings.get(var_name, None):
-								writemsg(("!!! %s is unset.  It should " + \
-								"have been defined in /etc/make.globals.\n") \
-								 % var_name, noiselevel=-1)
 						return 0
 					else:
 						continue
-- 
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