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-rw-r--r--bitbake/lib/bb/fetch/__init__.py49
1 files changed, 49 insertions, 0 deletions
diff --git a/bitbake/lib/bb/fetch/__init__.py b/bitbake/lib/bb/fetch/__init__.py
index 50955f16f..387de669e 100644
--- a/bitbake/lib/bb/fetch/__init__.py
+++ b/bitbake/lib/bb/fetch/__init__.py
@@ -231,6 +231,42 @@ def removefile(f):
except:
pass
+def verify_checksum(d, ud):
+ """
+ verify the MD5 and SHA256 checksum for downloaded src
+
+ return value:
+ - True: checksum matched
+ - False: checksum unmatched
+
+ if checksum is missing in recipes file, "BB_STRICT_CHECKSUM" decide the return value.
+ if BB_STRICT_CHECKSUM = "1" then return false as unmatched, otherwise return true as
+ matched
+ """
+
+ if not ud.type in ["http", "https", "ftp", "ftps"]:
+ return True
+
+ md5data = bb.utils.md5_file(ud.localpath)
+ sha256data = bb.utils.sha256_file(ud.localpath)
+
+ if (ud.md5_expected == None or ud.sha256_expected == None):
+ bb.warn("Missing SRC_URI checksum for %s, consider to add\n" \
+ "SRC_URI[%s] = \"%s\"\nSRC_URI[%s] = \"%s\"" \
+ % (ud.localpath, ud.md5_name, md5data, ud.sha256_name, sha256data))
+ if bb.data.getVar("BB_STRICT_CHECKSUM", d, True) == "1":
+ return False
+ else:
+ return True
+
+ if (ud.md5_expected != md5data or ud.sha256_expected != sha256data):
+ bb.error("The checksums for '%s' did not match." % ud.localpath)
+ bb.error("Expected MD5: '%s' and Got: '%s'" % (ud.md5_expected, md5data))
+ bb.error("Expected SHA256: '%s' and Got: '%s'" % (ud.sha256_expected, sha256data))
+ return False
+
+ return True
+
def go(d, urls = None):
"""
Fetch all urls
@@ -283,6 +319,9 @@ def go(d, urls = None):
else:
Fetch.write_md5sum(u, ud, d)
+ if not verify_checksum(d, ud):
+ raise FetchError("%s checksum mismatch." % u)
+
bb.utils.unlockfile(lf)
def checkstatus(d, urls = None):
@@ -502,6 +541,16 @@ class FetchData(object):
if not self.pswd and "pswd" in self.parm:
self.pswd = self.parm["pswd"]
self.setup = False
+
+ if "name" in self.parm:
+ self.md5_name = "%s.md5sum" % self.parm["name"]
+ self.sha256_name = "%s.sha256sum" % self.parm["name"]
+ else:
+ self.md5_name = "md5sum"
+ self.sha256_name = "sha256sum"
+ self.md5_expected = bb.data.getVarFlag("SRC_URI", self.md5_name, d)
+ self.sha256_expected = bb.data.getVarFlag("SRC_URI", self.sha256_name, d)
+
for m in methods:
if m.supports(url, self, d):
self.method = m