add update script to base-files

- system update via http/ftp/ssh/file possible
- add bridge script
- cleanup unused files

2 files changed, 95 insertions, 0 deletions

diff --git a/package/base-files/extra/etc/network/if-pre-up.d/bridge b/package/base-files/extra/etc/network/if-pre-up.d/bridge
new file mode 100644
index 000000000..766084de1
--- /dev/null
+++ b/package/base-files/extra/etc/network/if-pre-up.d/bridge
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+if [ ! -x /usr/sbin/brctl ]
+then
+  exit 0
+fi
+
+case "$IF_BRIDGE_PORTS" in
+    "")
+        exit 0
+        ;;
+    none)
+        INTERFACES=""
+        ;;
+    *)
+        INTERFACES="$IF_BRIDGE_PORTS"
+        ;;
+esac
+
+brctl addbr $IFACE || exit 1
+
+for IF in $INTERFACES; do
+  if ! grep -q $IF /proc/net/dev; then
+    echo "Error: interface '$IF' does not exist!"
+    brctl delbr $IFACE
+    exit 1
+  fi
+  brctl addif $IFACE $IF
+  ip link set up dev $IF
+done
+
+exit 0
diff --git a/package/base-files/extra/usr/sbin/update b/package/base-files/extra/usr/sbin/update
new file mode 100755
index 000000000..57e9cf268
--- /dev/null
+++ b/package/base-files/extra/usr/sbin/update
@@ -0,0 +1,63 @@
+#!/bin/sh
+
+who=$(id -u)
+if [ $who -ne 0 ]; then
+  echo 'Exit. System update must be run as root.'
+  exit 1
+fi
+
+cd /
+
+mount -o remount,rw /
+
+check_exit() {
+	if [ $? -ne 0 ];then
+		echo "Update failed."
+		exit 1
+	fi
+}
+
+extract_from_file() {
+        tar -xzvf $1
+	check_exit
+}
+
+extract_from_ssh() {
+        ssh $1 "cat $2" | tar -xzvf -
+	check_exit
+}
+
+extract_from_http() {
+        wget -O - $1 | tar -xzvf -
+	check_exit
+}
+                
+case $1 in
+        file://*|/*)
+                url=$(echo $1|sed -e "s#file://##")
+		echo "Updating system from $1"
+                extract_from_file $url
+                ;;
+        ssh://*)
+                host=$(echo $1|sed -e "s#ssh://\(.*\):.*#\1#")
+                file=$(echo $1|sed -e "s#ssh://.*:\(.*\)#\1#")
+		echo "Updating system from $1"
+                extract_from_ssh $host $file
+                ;;
+        http://*|ftp://*)
+		echo "Updating system from $1"
+                extract_from_http $1
+                ;;
+        *)
+                echo "No or wrong uri given. exit."
+		echo "Use one of the following uri:"
+		echo "http://myserver/myupdate.tar.gz"
+		echo "ssh://myuser@myserver:/my/path/myupdate.tar.gz"
+		echo "file:///mypath/myupdate.tar.gz"
+                exit 1
+                ;;
+esac
+
+sync
+
+echo "You should reboot now."