[PATCH 7/7] signatures: do not expand SRC_URI

[Felix Moessbauer <felix.moessbauer@siemens.com>]

This patch reworks modification to SRC_URI to avoid expanding
the variables in the string. By that, both cachability issues,
as well as information leaks (e.g. repo access tokens) are
mitigated.

Signed-off-by: Felix Moessbauer <felix.moessbauer@siemens.com>
---
 meta/classes/dpkg-base.bbclass     | 2 +-
 meta/classes/dpkg-prebuilt.bbclass | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/meta/classes/dpkg-base.bbclass b/meta/classes/dpkg-base.bbclass
index 86933c57..163d678b 100644
--- a/meta/classes/dpkg-base.bbclass
+++ b/meta/classes/dpkg-base.bbclass
@@ -81,7 +81,7 @@ SRC_APT ?= ""
 
 # filter out all "apt://" URIs out of SRC_URI and stick them into SRC_APT
 python() {
-    src_uri = (d.getVar('SRC_URI') or "").split()
+    src_uri = (d.getVar('SRC_URI', False) or "").split()
 
     prefix = "apt://"
     new_src_uri = []
diff --git a/meta/classes/dpkg-prebuilt.bbclass b/meta/classes/dpkg-prebuilt.bbclass
index c32224bb..0a6daef7 100644
--- a/meta/classes/dpkg-prebuilt.bbclass
+++ b/meta/classes/dpkg-prebuilt.bbclass
@@ -7,7 +7,7 @@ inherit dpkg-base
 
 python do_unpack_prepend() {
     # enforce unpack=false
-    src_uri = (d.getVar('SRC_URI', True) or '').split()
+    src_uri = (d.getVar('SRC_URI', False) or '').split()
     if len(src_uri) == 0:
         return
     def ensure_unpack_false(uri):
-- 
2.30.2