4 files changed, 167 insertions, 0 deletions

diff --git a/meta/recipes-core/dropbear/dropbear/allow-nopw.patch b/meta/recipes-core/dropbear/dropbear/allow-nopw.patch
new file mode 100644
index 0000000000..2ae361c63e
--- /dev/null
+++ b/meta/recipes-core/dropbear/dropbear/allow-nopw.patch
@@ -0,0 +1,38 @@
+diff --git a/svr-auth.c b/svr-auth.c
+index 5da0aa7..4de4964 100644
+--- a/svr-auth.c
++++ b/svr-auth.c
+@@ -249,6 +249,7 @@ static int checkusername(unsigned char *username, unsigned int userlen) {
+        }
+ 
+        /* check for an empty password */
++#ifdef DISALLOW_EMPTY_PW
+        if (ses.authstate.pw_passwd[0] == '\0') {
+                TRACE(("leave checkusername: empty pword"))
+                dropbear_log(LOG_WARNING, "user '%s' has blank password, rejected",
+@@ -256,6 +257,7 @@ static int checkusername(unsigned char *username, unsigned int userlen) {
+                send_msg_userauth_failure(0, 1);
+                return DROPBEAR_FAILURE;
+        }
++#endif
+ 
+        TRACE(("shell is %s", ses.authstate.pw_shell))
+ 
+diff --git a/svr-authpasswd.c b/svr-authpasswd.c
+index 53550a2..7b896bd 100644
+--- a/svr-authpasswd.c
++++ b/svr-authpasswd.c
+@@ -64,9 +64,13 @@ void svr_auth_password() {
+         * since the shadow password may differ to that tested
+         * in auth.c */
+        if (passwdcrypt[0] == '\0') {
++#ifdef DISALLOW_EMPTY_PASSWD
+                dropbear_log(LOG_WARNING, "user '%s' has blank password, rejected",
+                                ses.authstate.pw_name);
+                send_msg_userauth_failure(0, 1);
++#else
++               send_msg_userauth_success();
++#endif
+                return;
+        }
+ 
diff --git a/meta/recipes-core/dropbear/dropbear/fix-2kb-keys.patch b/meta/recipes-core/dropbear/dropbear/fix-2kb-keys.patch
new file mode 100644
index 0000000000..ba2b19d44a
--- /dev/null
+++ b/meta/recipes-core/dropbear/dropbear/fix-2kb-keys.patch
@@ -0,0 +1,11 @@
+diff -Nurd dropbear-0.45/kex.h dropbear-0.45.patched/kex.h
+--- dropbear-0.45/kex.h 2005-03-06 20:27:02.000000000 -0800
++++ dropbear-0.45.patched/kex.h 2005-03-08 15:22:44.064583279 -0800
+@@ -64,6 +64,6 @@
+ 
+ };
+ 
+-#define MAX_KEXHASHBUF 2000
++#define MAX_KEXHASHBUF 3000
+ 
+ #endif /* _KEX_H_ */
diff --git a/meta/recipes-core/dropbear/dropbear/init b/meta/recipes-core/dropbear/dropbear/init
new file mode 100755
index 0000000000..e882bae689
--- /dev/null
+++ b/meta/recipes-core/dropbear/dropbear/init
@@ -0,0 +1,106 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:             sshd
+# Required-Start:       $remote_fs $syslog $networking
+# Required-Stop:        $remote_fs $syslog
+# Default-Start:        2 3 4 5
+# Default-Stop:         1
+# Short-Description:    Dropbear Secure Shell server
+### END INIT INFO
+#
+# Do not configure this file. Edit /etc/default/dropbear instead!
+#
+
+PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
+DAEMON=/usr/sbin/dropbear
+NAME=dropbear
+DESC="Dropbear SSH server"
+
+DROPBEAR_PORT=22
+DROPBEAR_EXTRA_ARGS=
+NO_START=0
+
+set -e
+
+test ! -r /etc/default/dropbear || . /etc/default/dropbear
+test "$NO_START" = "0" || exit 0
+test -x "$DAEMON" || exit 0
+test ! -h /var/service/dropbear || exit 0
+
+readonly_rootfs=0
+for flag in `awk '{ if ($2 == "/") { split($4,FLAGS,",") } }; END { for (f in FLAGS) print FLAGS[f] }' </proc/mounts`; do
+  case $flag in
+   ro)
+     readonly_rootfs=1
+     ;;
+  esac
+done
+
+if [ $readonly_rootfs = "1" ]; then
+  mkdir -p /var/lib/dropbear
+  DROPBEAR_RSAKEY_DEFAULT="/var/lib/dropbear/dropbear_rsa_host_key"
+  DROPBEAR_DSSKEY_DEFAULT="/var/lib/dropbear/dropbear_dss_host_key"
+else
+  DROPBEAR_RSAKEY_DEFAULT="/etc/dropbear/dropbear_rsa_host_key"
+  DROPBEAR_DSSKEY_DEFAULT="/etc/dropbear/dropbear_dss_host_key"
+fi
+
+test -z "$DROPBEAR_BANNER" || \
+  DROPBEAR_EXTRA_ARGS="$DROPBEAR_EXTRA_ARGS -b $DROPBEAR_BANNER"
+test -n "$DROPBEAR_RSAKEY" || \
+  DROPBEAR_RSAKEY=$DROPBEAR_RSAKEY_DEFAULT
+test -n "$DROPBEAR_DSSKEY" || \
+  DROPBEAR_DSSKEY=$DROPBEAR_DSSKEY_DEFAULT
+test -n "$DROPBEAR_KEYTYPES" || \
+  DROPBEAR_KEYTYPES="rsa"
+
+gen_keys() {
+for t in $DROPBEAR_KEYTYPES; do
+  case $t in
+    rsa)
+        test -f $DROPBEAR_RSAKEY || dropbearkey -t rsa -f $DROPBEAR_RSAKEY
+        ;;
+    dsa)
+        test -f $DROPBEAR_DSSKEY || dropbearkey -t dss -f $DROPBEAR_DSSKEY
+        ;;
+  esac
+done
+}
+
+case "$1" in
+  start)
+        echo -n "Starting $DESC: "
+        gen_keys
+        KEY_ARGS=""
+        test -f $DROPBEAR_DSSKEY && KEY_ARGS="$KEY_ARGS -d $DROPBEAR_DSSKEY"
+        test -f $DROPBEAR_RSAKEY && KEY_ARGS="$KEY_ARGS -r $DROPBEAR_RSAKEY"
+        start-stop-daemon -S \
+          -x "$DAEMON" -- $KEY_ARGS \
+            -p "$DROPBEAR_PORT" $DROPBEAR_EXTRA_ARGS
+        echo "$NAME."
+        ;;
+  stop)
+        echo -n "Stopping $DESC: "
+        start-stop-daemon -K -x "$DAEMON"
+        echo "$NAME."
+        ;;
+  restart|force-reload)
+        echo -n "Restarting $DESC: "
+        start-stop-daemon -K -x "$DAEMON"
+        sleep 1
+        KEY_ARGS=""
+        test -f $DROPBEAR_DSSKEY && KEY_ARGS="$KEY_ARGS -d $DROPBEAR_DSSKEY"
+        test -f $DROPBEAR_RSAKEY && KEY_ARGS="$KEY_ARGS -r $DROPBEAR_RSAKEY"
+        start-stop-daemon -S \
+          -x "$DAEMON" -- $KEY_ARGS \
+            -p "$DROPBEAR_PORT" $DROPBEAR_EXTRA_ARGS
+        echo "$NAME."
+        ;;
+  *)
+        N=/etc/init.d/$NAME
+        echo "Usage: $N {start|stop|restart|force-reload}" >&2
+        exit 1
+        ;;
+esac
+
+exit 0
diff --git a/meta/recipes-core/dropbear/dropbear/urandom-xauth-changes-to-options.h.patch b/meta/recipes-core/dropbear/dropbear/urandom-xauth-changes-to-options.h.patch
new file mode 100644
index 0000000000..75ba306565
--- /dev/null
+++ b/meta/recipes-core/dropbear/dropbear/urandom-xauth-changes-to-options.h.patch
@@ -0,0 +1,12 @@
+diff -Nurd dropbear-0.45/options.h dropbear-0.45.patched/options.h
+--- dropbear-0.45/options.h     2005-03-06 20:27:02.000000000 -0800
++++ dropbear-0.45.patched/options.h     2005-03-08 15:25:09.368742090 -0800
+@@ -167,7 +167,7 @@
+ /* The command to invoke for xauth when using X11 forwarding.
+  * "-q" for quiet */
+ #ifndef XAUTH_COMMAND
+-#define XAUTH_COMMAND "/usr/X11R6/bin/xauth -q"
++#define XAUTH_COMMAND "xauth -q"
+ #endif
+ 
+ /* if you want to enable running an sftp server (such as the one included with