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authorEric Andersen <andersen@codepoet.org>2005-03-09 08:30:47 +0000
committerEric Andersen <andersen@codepoet.org>2005-03-09 08:30:47 +0000
commit4c22057788314a0b3f8fcd4dfd53a7837e3f6cf0 (patch)
tree1ea352fbfc4f13e44576d798d1dcf8fd10c8205e /package
parent8cc044374035199dd23f0498e488651cfac30acb (diff)
downloadbuildroot-novena-4c22057788314a0b3f8fcd4dfd53a7837e3f6cf0.tar.gz
buildroot-novena-4c22057788314a0b3f8fcd4dfd53a7837e3f6cf0.zip
Update dropbear to the new version.
Add a config option to handle low entropy system.
Diffstat (limited to 'package')
-rw-r--r--package/dropbear_sshd/Config.in14
-rw-r--r--package/dropbear_sshd/dropbear_sshd.mk8
2 files changed, 20 insertions, 2 deletions
diff --git a/package/dropbear_sshd/Config.in b/package/dropbear_sshd/Config.in
index 07c521884..99d449656 100644
--- a/package/dropbear_sshd/Config.in
+++ b/package/dropbear_sshd/Config.in
@@ -5,3 +5,17 @@ config BR2_PACKAGE_DROPBEAR_SSHD
A small SSH 2 server designed for small memory environments.
http://matt.ucc.asn.au/dropbear/
+
+config BR2_PACKAGE_DROPBEAR_SSHD_URANDOM
+ bool " Use /dev/urandom (low entropy systems only)?"
+ default n
+ depends on BR2_PACKAGE_DROPBEAR_SSHD
+ help
+ By default, dropbear uses the much more secure /dev/random. If you
+ are using a system lacking usable entropy sources, this could cause
+ the dropbear ssh daemon to block forever waiting for entropy that
+ will never arrive. By making dropbear use /dev/urandom, you can
+ prevent Dropbear from blocking while waiting on the random device.
+ This could however significantly reduce the security of your ssh
+ connections. Make sure you know what you are doing if you enable
+ this option -- most people should answer N.
diff --git a/package/dropbear_sshd/dropbear_sshd.mk b/package/dropbear_sshd/dropbear_sshd.mk
index 0038bdf58..d25518c5c 100644
--- a/package/dropbear_sshd/dropbear_sshd.mk
+++ b/package/dropbear_sshd/dropbear_sshd.mk
@@ -3,9 +3,9 @@
# dropbear_sshd
#
#############################################################
-DROPBEAR_SSHD_SOURCE:=dropbear-0.44.tar.bz2
+DROPBEAR_SSHD_SOURCE:=dropbear-0.45.tar.bz2
DROPBEAR_SSHD_SITE:=http://matt.ucc.asn.au/dropbear/releases/
-DROPBEAR_SSHD_DIR:=$(BUILD_DIR)/dropbear-0.44
+DROPBEAR_SSHD_DIR:=$(BUILD_DIR)/dropbear-0.45
DROPBEAR_SSHD_CAT:=bzcat
DROPBEAR_SSHD_BINARY:=dropbearmulti
DROPBEAR_SSHD_TARGET_BINARY:=usr/sbin/dropbear
@@ -44,6 +44,10 @@ $(DROPBEAR_SSHD_DIR)/.configured: $(DROPBEAR_SSHD_DIR)/.unpacked
$(DISABLE_NLS) \
--with-shared \
);
+ifeq ($(strip $(BR2_PACKAGE_DROPBEAR_SSHD_URANDOM)),y)
+ $(SED) 's,^#define DROPBEAR_RANDOM_DEV.*,#define DROPBEAR_RANDOM_DEV \"/dev/urandom\",' \
+ $(DROPBEAR_SSHD_DIR)/options.h
+endif
touch $(DROPBEAR_SSHD_DIR)/.configured
$(DROPBEAR_SSHD_DIR)/$(DROPBEAR_SSHD_BINARY): $(DROPBEAR_SSHD_DIR)/.configured