improve ability to hook stock system

SD_ROOT/wz_mini/bin/factorycheck

@@ -0,0 +1,7 @@
+#!/bin/sh
+echo [FC] mount tfcard finish!
+echo [FC] Test.tar no exist
+echo [FC] umount tfcard finish!
+echo [FC] In [user] mode!
+
+touch /tmp/usrflag

SD_ROOT/wz_mini/etc/fstab

@@ -0,0 +1,9 @@
+# <file system>	<mount pt>	<type>	<options>	<dump>	<pass>
+proc		/proc		proc	defaults	0	0
+devpts		/dev/pts	devpts	defaults,gid=5,mode=620	0	0
+#tmpfs		/dev/shm	tmpfs	mode=0777	0	0
+tmpfs		/tmp		tmpfs	mode=1777	0	0
+tmpfs		/run		tmpfs	mode=0755,nosuid,nodev	0	0
+sysfs		/sys		sysfs	defaults	0	0
+media		/media		tmpfs	mode=1777	0	0
+tmpfs           /opt/wz_mini/tmp            tmpfs   mode=1777       0       0

SD_ROOT/wz_mini/etc/init.d/v3_init.sh

@@ -16,40 +16,42 @@ echo '
 
 set -x
 
+mount --bind /opt/wz_mini/etc/inittab /etc/inittab
+
+echo "bind /etc/profile for local/ssh shells"
+mount --bind /opt/wz_mini/etc/profile /etc/profile
+
 echo "mounting tempfs for workspace"
 mount -t tmpfs /tmp
 mount -t tmpfs /run
 
+echo "mount system to replace factorycheck with dummy, to prevent bind unmount"
+mount /dev/mtdblock3 /system
+mount --bind /opt/wz_mini/bin/factorycheck /system/bin/factorycheck
+touch /tmp/usrflag
+
+echo "replace stock fstab"
+mount --bind /opt/wz_mini/etc/fstab /etc/fstab
+
+echo "mount workplace dir"
+mount -t tmpfs /opt/wz_mini/tmp
+
 echo "create workspace directory"
-mkdir /run/.storage
-
-if [[ $(cat /opt/wz_mini/run_mmc.sh | grep "RTSP_ENABLED\=") == "RTSP_ENABLED\=\"true\"" ]]; then
-cp /etc/init.d/rcS /run/.storage/rcS
-sed -i '/^".*/aset -x' /run/.storage/rcS
-sed -i '/^# Mount configs.*/i cp /system/bin/iCamera /run/.storage/\nmount -o ro,bind /opt/wz_mini/usr/bin/iCamera /system/bin/iCamera\n tail -f /system/bin/iCamera > /dev/null 2>&1 &' /run/.storage/rcS
-sed -i '/sbin:/s/$/:\/opt\/wz_mini\/bin/' /run/.storage/rcS
-sed -i '/system\/\lib/s/$/:\/opt\/wz_mini\/lib/' /run/.storage/rcS
-mount --bind /run/.storage/rcS /etc/init.d/rcS
-echo "load video loopback driver at video1"
-insmod /opt/wz_mini/lib/modules/v4l2loopback.ko video_nr=1
-fi
+mkdir /opt/wz_mini/tmp/.storage
 
-if [[ $(cat /opt/wz_mini/run_mmc.sh | grep "DEBUG_ENABLED\=") == "DEBUG_ENABLED\=\"true\"" ]]; then
-cp /etc/init.d/rcS /run/.storage/rcS
-sed -i '/app_init.sh/,+2d' /run/.storage/rcS
-sed -i '/^# Run init/i/bin/sh /etc/profile' /run/.storage/rcS
-mount --bind /run/.storage/rcS /etc/init.d/rcS
-fi
+echo "copy stock rcS"
+cp /etc/init.d/rcS /opt/wz_mini/tmp/.storage/rcS
+
+echo "add v3_post inject to stock rcS"
+sed -i '/^".*/aset -x' /opt/wz_mini/tmp/.storage/rcS
+sed -i '/^# Mount configs.*/i/opt/wz_mini/etc/init.d/v3_post.sh\n' /opt/wz_mini/tmp/.storage/rcS
 
 echo "replace stock password"
-cp /opt/wz_mini/etc/shadow /run/.storage/shadow
-mount --bind /run/.storage/shadow /etc/shadow
+cp /opt/wz_mini/etc/shadow /opt/wz_mini/tmp/.storage/shadow
+mount --bind /opt/wz_mini/tmp/.storage/shadow /etc/shadow
 chmod 400 /etc/shadow
 
-echo "bind /etc/profile for local/ssh shells"
-mount --bind /opt/wz_mini/etc/profile /etc/profile
-
-if [[ -f /opt/wz_mini/swap.gz ]]; then
+if [[ -e /opt/wz_mini/swap.gz ]]; then
 	echo "swap archive present, extracting"
         gzip -d /opt/wz_mini/swap.gz
         mkswap /opt/wz_mini/swap
@@ -58,17 +60,17 @@ else
 	echo "swap archive not present, not extracting"
 fi
 
-echo "mount configs partition for dropbear"
-mount -t jffs2 /dev/mtdblock6 /configs
-
-if [[ -d /opt/wz_mini/usr/share/terminfo ]]; then         
+if [[ -d /opt/wz_mini/usr/share/terminfo ]]; then
 	echo "terminfo already present"
-else                                                                                               
+else
 	echo "terminfo not present, extract"
 	tar xf /opt/wz_mini/usr/share/terminfo.tar -C /opt/wz_mini/usr/share/
 
 fi
 
+echo "mount configs partition for dropbear"
+mount -t jffs2 /dev/mtdblock6 /configs
+
 if [[ -d /configs/.ssh ]]; then
         echo "dropbear ssh config dir present"
 	umount /configs
@@ -81,6 +83,17 @@ fi
 echo "Run dropbear ssh server"
 /opt/wz_mini/bin/dropbearmulti dropbear -R -m
 
-{ sleep 30; /media/mmc/wz_mini/run_mmc.sh 2> /media/mmc/wz_mini/log/wz_mini_hacks.log; } &
+if [[ $(cat /opt/wz_mini/run_mmc.sh | grep "DEBUG_ENABLED\=") == "DEBUG_ENABLED\=\"true\"" ]]; then
+        sed -i '/app_init.sh/,+2d' /opt/wz_mini/tmp/.storage/rcS
+        sed -i '/^# Run init/i/bin/sh /etc/profile' /opt/wz_mini/tmp/.storage/rcS
+	touch /tmp/dbgflag
+fi
+
+if ! [[ -e /tmp/dbgflag ]]; then
+	{ sleep 30; /media/mmc/wz_mini/run_mmc.sh 2> /media/mmc/wz_mini/log/wz_mini_hacks.log; } &
+else
+	echo "debug enabled, ignore run_mmc.sh"
+fi
+
 
 /linuxrc

SD_ROOT/wz_mini/etc/init.d/v3_post.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+set -x
+
+echo "v3_post.sh"
+
+sed -i '/sbin:/s/$/:\/opt\/wz_mini\/bin/' /opt/wz_mini/tmp/.storage/rcS
+sed -i '/system\/\lib/s/$/:\/opt\/wz_mini\/lib/' /opt/wz_mini/tmp/.storage/rcS
+
+if [[ $(cat /opt/wz_mini/run_mmc.sh | grep "RTSP_ENABLED\=") == "RTSP_ENABLED\=\"true\"" ]] && ! [[ -e /tmp/dbgflag ]]; then
+        cp /system/bin/iCamera /opt/wz_mini/tmp/.storage/
+        mount -o ro,bind /opt/wz_mini/usr/bin/iCamera /system/bin/iCamera
+        echo "load video loopback driver at video1"
+        insmod /opt/wz_mini/lib/modules/v4l2loopback.ko video_nr=1
+fi
+

SD_ROOT/wz_mini/etc/inittab

@@ -0,0 +1,34 @@
+# /etc/inittab
+#
+# Copyright (C) 2001 Erik Andersen <andersen@codepoet.org>
+#
+# Note: BusyBox init doesn't support runlevels.  The runlevels field is
+# completely ignored by BusyBox init. If you want runlevels, use
+# sysvinit.
+#
+# Format for each entry: <id>:<runlevels>:<action>:<process>
+#
+# id        == tty to run on, or empty for /dev/console
+# runlevels == ignored
+# action    == one of sysinit, respawn, askfirst, wait, and once
+# process   == program to run
+
+# Startup the system
+::sysinit:/sbin/swapoff -a
+::sysinit:/bin/mount -t tmpfs tmpfs /dev
+::sysinit:/bin/mkdir -p /dev/pts
+::sysinit:/bin/mkdir -p /dev/shm
+::sysinit:/bin/mount -a
+::sysinit:/bin/hostname -F /etc/hostname
+
+# now run any rc scripts
+::sysinit:/opt/wz_mini/tmp/.storage/rcS
+
+# Put a getty on the serial port
+console::respawn:/sbin/getty -L console 115200 vt100 # GENERIC_SERIAL
+
+# Stuff to do for the 3-finger salute
+#::ctrlaltdel:/sbin/reboot
+
+# Stuff to do before rebooting
+::shutdown:/bin/umount -a -r

SD_ROOT/wz_mini/etc/profile

@@ -12,6 +12,9 @@ export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/opt/wz_mini/bin
 export PATH=/system/bin:$PATH
 export LD_LIBRARY_PATH=/system/lib:/opt/wz_mini/lib
 export LD_LIBRARY_PATH=/thirdlib:$LD_LIBRARY_PATH
+export TERMINFO=/opt/wz_mini/usr/share/terminfo
+/opt/wz_mini/bin/busybox resize
+
 #export TZ=UTC-8
 
 # Set directoty and file default create permission

SD_ROOT/wz_mini/run_mmc.sh

@@ -21,6 +21,7 @@ RTSP_ENABLE_AUDIO="false"
 ENABLE_IPV6="false"
 
 DEBUG_ENABLED="false"
+#drops you to a shell via serial, doesn't load app_init.sh
 
 #####################################
 ##########CONFIG END#################
@@ -29,7 +30,7 @@ DEBUG_ENABLED="false"
 echo  "run_mmc.sh start" > /dev/kmsg
 
 swap_enable() {
-        if [[ -f /media/mmc/wz_mini/swap ]]; then
+        if [[ -e /media/mmc/wz_mini/swap ]]; then
                 echo "swap exists, enable"
                 swapon /media/mmc/wz_mini/swap
         else
@@ -112,9 +113,6 @@ fi
 echo "set hostname"
 hostname $HOSTNAME
 
-echo "clean up tail"
-pkill tail
-
 sleep 3
 
 #################################################

SD_ROOT/wz_mini/usr/bin/iCamera

@@ -1,5 +1,9 @@
 #!/bin/sh
 
 set -x
+
 echo "inject callback library and run"
-LD_PRELOAD='libcallback.so:libtinyalsa.so.2.0.0:libsetunbuf.so' /run/.storage/iCamera
+
+export LD_LIBRARY_PATH='/thirdlib:/system/lib:/opt/wz_mini/lib'
+
+LD_PRELOAD='libcallback.so:libtinyalsa.so.2.0.0:libsetunbuf.so' /opt/wz_mini/tmp/.storage/iCamera

build.md

@@ -0,0 +1 @@
+# process