Add builder firmware repack script

.gitignore

@@ -4,6 +4,8 @@
 #     https://www.atlassian.com/git/tutorials/saving-changes/gitignore
 
 # Assembly folders
-/archive/
-/cache/
-/openipc/
+archive
+cache
+openipc
+output
+*.bin

README.md

@@ -107,7 +107,6 @@ The file names contain variables with option names - **flavor, model, processor,
 - vendor - the name of the official equipment manufacturer; if there are several of them, a [description](https://github.com/OpenIPC/builder/tree/master#compatibility-and-clones) is created
 - version - usually this is an addition to the model, version or revision of hardware differences
 
-
 ### Preparing and using the project
 
 ```
@@ -119,6 +118,12 @@ cd builder
 ./builder.sh
 ```
 
+### Create firmware with built-in credentials
+- Usage: `repack.sh [uboot] [firmware] [ssid] [pass]`
+```
+sh repack.sh ssc337de ssc337de_ultimate_foscam-x5-nor router password
+```
+
 ### Existing problems
 
 - On some devices NOR flash 8M is small, and the WiFi driver is very large and the QR scanner currently does not fit into the firmware
@@ -128,5 +133,4 @@ cd builder
 
 Please **_[support our project](https://openipc.org/support-open-source)_** with donations or orders for development or maintenance. Thank you!
 
-
 [logo]: https://openipc.org/assets/openipc-logo-black.svg

repack.sh

@@ -0,0 +1,50 @@
+#!/bin/sh
+openipc=https://github.com/openipc/firmware/releases/download/latest
+builder=https://github.com/openipc/builder/releases/download/latest
+
+if [ -z "$(dpkg -l | grep squashfs-tools)" ]; then
+	echo Install the following package:
+	echo sudo apt-get install squashfs-tools
+	exit 0
+fi
+
+if [ -z "$1" ]; then
+	echo "Usage: $0 [uboot] [firmware] [ssid] [pass]"
+	exit 0
+fi
+
+uboot=u-boot-$1-nor.bin
+chipset=$(echo $2 | cut -d_ -f1)
+release=openipc-$1-nor.bin
+
+mkdir -p output
+if ! wget -q --show-progress $openipc/$uboot -O output/uboot.bin; then
+	echo "Download failed: $openipc/$uboot"
+	exit 1
+fi
+
+if ! wget -q --show-progress $builder/$2.tgz -O output/builder.tgz; then
+	echo "Download failed: $builder/$2.tgz"
+	exit 1
+fi
+
+tar -xf output/builder.tgz -C output
+if [ -n "$3" ] && [ -n "$4" ]; then
+	file=output/squashfs/usr/share/openipc/wireless.sh
+	unsquashfs -d output/squashfs output/rootfs.squashfs.$chipset > /dev/null
+	echo "#!/bin/sh" >> $file
+	echo "fw_setenv wlanssid $3" >> $file
+	echo "fw_setenv wlanpass $4" >> $file
+	chmod 755 $file
+	mksquashfs output/squashfs output/rootfs.$chipset -comp xz > /dev/null
+else
+	mv output/rootfs.squashfs.$chipset output/rootfs.$chipset
+fi
+
+dd if=/dev/zero bs=1K count=5000 status=none | tr '\000' '\377' > $release
+dd if=output/uboot.bin of=$release bs=1K seek=0 conv=notrunc status=none
+dd if=output/uImage.$chipset of=$release bs=1K seek=320 conv=notrunc status=none
+dd if=output/rootfs.$chipset of=$release bs=1K seek=2368 conv=notrunc status=none
+rm -rf output
+
+echo "Created: $release"