From 0dfe17e27c18986485a2ad9127d735bf121f5c8c Mon Sep 17 00:00:00 2001
From: Huan Truong <htruong@tnhh.net>
Date: Fri, 2 Mar 2018 22:39:55 -0500
Subject: [PATCH] [script] add components to bump to v0.1.5

v0.1.5 has several exciting changes

- Add dumb-suid as a wrapper for suid bash scripts
- Fix pulseaudio
- Add splash screen
- Fix several problems with read-only-fs
---
 CHANGELOG.md                       |  25 ++++++++++++++++++++++---
 README.md                          |  22 ++++++++++++----------
 make-crankshaft.sh                 |   3 +++
 precompiled/opt/power_off.sh       |   4 ++++
 precompiled/opt/sleep.sh           |   4 ++++
 precompiled/opt/splash.png         | Bin 0 -> 8793 bytes
 precompiled/opt/wake_up.sh         |   4 ++++
 precompiled/pulseaudio_daemon.conf |  10 ++++------
 precompiled/splashscreen.service   |  12 ++++++++++++
 scripts/customize-image-pi.sh      |  17 +++++++++++++----
 scripts/read-only-fs.sh            |  25 ++++++++++++-------------
 src/dumb_suid/Makefile             |  13 +++++++++++++
 src/dumb_suid/dumb_suid.c          |  24 ++++++++++++++++++++++++
 13 files changed, 127 insertions(+), 36 deletions(-)
 create mode 100755 precompiled/opt/power_off.sh
 create mode 100755 precompiled/opt/sleep.sh
 create mode 100644 precompiled/opt/splash.png
 create mode 100755 precompiled/opt/wake_up.sh
 create mode 100644 precompiled/splashscreen.service
 create mode 100644 src/dumb_suid/Makefile
 create mode 100644 src/dumb_suid/dumb_suid.c

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b5b993a3..fd6577bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,21 @@
-Version alpha0.1.0 2018-02-24
+Version alpha0.1.5 2018-03-02
 --
 
-- Initial release.
+What's new:
+
+- Audio has very minimal stuttering: Pulseaudio problem solved
+- Crankshaft is now overall much more polished experience
+- The "plug phone in" interface has been revamped
+- You can turn off the system with the power button
+- Park mode (The "car sleep" icon) - Connect phone to wake it up
+- Smaller binaries
+- Splash screens/no more "rainbow" screen
+
+Release notes:
+
+- Qt5 has been rebuilt with many enhancements
+- You can use mouse and keyboard (almost...)
+- More information on debugging with X11/Wayland to come later
 
 Version alpha0.1.1 2018-02-28
 --
@@ -19,6 +33,11 @@ What's new:
 Release notes:
 
 - To mount system read/wite, put a jumper on GPIO4/Ground (Pin 07-09)
-- Pulseaudio produces choppier audio even compared to previous one when two streams are played at the same time.
+- Pulseaudio produces choppier audio even compared to previous one when two streams are played at the same time
+
+Version alpha0.1.0 2018-02-24
+--
+
+- Initial release
 
 
diff --git a/README.md b/README.md
index b320e8f4..26fd1610 100644
--- a/README.md
+++ b/README.md
@@ -26,22 +26,24 @@ Release Highlights
 
 [Full Changelog](https://github.com/htruong/crankshaft/blob/master/CHANGELOG.md)
 
-**Version alpha0.1.1 2018-02-28**
+**Version alpha0.1.5 2018-03-02**
 
 What's new:
 
-- Raspbian Lite no longer resizes the FS on first time startup
-- Faster startup time
-- File system is now mounted read only -> Better SD card longevity
-- Hopefully less cracks on audio output
-- Allows `wpa_supplicant.conf` to be put in `precompiled`
-- Allows screen flipping when putting a jumper on GPIO21/Ground
-      (Pin 39-40 - that's the last row of pins)
+- Audio has very minimal stuttering: Pulseaudio problem solved
+- Crankshaft is now overall much more polished experience
+- The "plug phone in" interface has been revamped
+- You can turn off the system with the power button
+- Park mode (The "car sleep" icon) - Connect phone to wake it up
+- Smaller binaries
+- Splash screens/no more "rainbow" screen
 
 Release notes:
 
-- To mount system read/wite, put a jumper on GPIO4/Ground (Pin 07-09)
-- Pulseaudio produced choppier audio even compared to previous one when two streams are played at the same time.
+- Qt5 has been rebuilt with many enhancements
+- You can use mouse and keyboard (almost...)
+- More information on debugging with X11/Wayland to come later
+
 
 Want to report a problem?
 --
diff --git a/make-crankshaft.sh b/make-crankshaft.sh
index 84c4f6df..48da8fa3 100755
--- a/make-crankshaft.sh
+++ b/make-crankshaft.sh
@@ -135,6 +135,7 @@ set_up_loopdevs() {
     mkdir ${TEMP_CHROOT_DIR}/usr/local/lib/
     mkdir ${TEMP_CHROOT_DIR}/etc/pulse/
     mkdir ${TEMP_CHROOT_DIR}/etc/wpa_supplicant/
+    mkdir ${TEMP_CHROOT_DIR}/opt/crankshaft/
 
     cp precompiled/autoapp ${TEMP_CHROOT_DIR}/usr/local/bin/
     cp precompiled/libaasdk.so ${TEMP_CHROOT_DIR}/usr/local/lib/
@@ -144,6 +145,8 @@ set_up_loopdevs() {
 
     cp precompiled/autoapp.service ${TEMP_CHROOT_DIR}/etc/systemd/system/
     cp precompiled/autoapp_brightness.service ${TEMP_CHROOT_DIR}/etc/systemd/system/
+    cp precompiled/splashscreen.service ${TEMP_CHROOT_DIR}/etc/systemd/system/
+    cp precompiled/opt/* ${TEMP_CHROOT_DIR}/opt/crankshaft/
 
     cp precompiled/openauto.rules ${TEMP_CHROOT_DIR}/etc/udev/rules.d/
 
diff --git a/precompiled/opt/power_off.sh b/precompiled/opt/power_off.sh
new file mode 100755
index 00000000..e68e57a8
--- /dev/null
+++ b/precompiled/opt/power_off.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+sleep 3
+shutdown -h now
diff --git a/precompiled/opt/sleep.sh b/precompiled/opt/sleep.sh
new file mode 100755
index 00000000..84531381
--- /dev/null
+++ b/precompiled/opt/sleep.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+echo 1 > /sys/class/backlight/rpi_backlight/bl_power
+vcgencmd display_power 0
diff --git a/precompiled/opt/splash.png b/precompiled/opt/splash.png
new file mode 100644
index 0000000000000000000000000000000000000000..cd8702576bd4620f145a4d284f32ba6dd13e7a85
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HcmV?d00001

diff --git a/precompiled/opt/wake_up.sh b/precompiled/opt/wake_up.sh
new file mode 100755
index 00000000..48617490
--- /dev/null
+++ b/precompiled/opt/wake_up.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+vcgencmd display_power 1
+echo 0 > /sys/class/backlight/rpi_backlight/bl_power
diff --git a/precompiled/pulseaudio_daemon.conf b/precompiled/pulseaudio_daemon.conf
index 7aa15523..3991c2df 100644
--- a/precompiled/pulseaudio_daemon.conf
+++ b/precompiled/pulseaudio_daemon.conf
@@ -1,7 +1,5 @@
-
-default-fragments = 2
-default-fragment-size-msec = 5
-deferred-volume-safety-margin-usec = 1
-; flat-volumes = no
-realtime-scheduling = no
+default-sample-rate = 48000
+resample-method = speex-fixed-1
+default-fragments = 10
+default-fragment-size-msec = 10
 
diff --git a/precompiled/splashscreen.service b/precompiled/splashscreen.service
new file mode 100644
index 00000000..0f132473
--- /dev/null
+++ b/precompiled/splashscreen.service
@@ -0,0 +1,12 @@
+[Unit]
+Description=Splash screen
+DefaultDependencies=no
+After=local-fs.target
+
+[Service]
+ExecStart=/usr/bin/fbi -d /dev/fb0 --noverbose -a /opt/crankshaft/splash.png
+StandardInput=tty
+StandardOutput=tty
+
+[Install]
+WantedBy=sysinit.target
diff --git a/scripts/customize-image-pi.sh b/scripts/customize-image-pi.sh
index 7acae3a8..75ec1033 100755
--- a/scripts/customize-image-pi.sh
+++ b/scripts/customize-image-pi.sh
@@ -23,7 +23,7 @@ print_banner() {
 get_deps() {
     apt update
     #apt upgrade
-    apt install -y libprotobuf10 libpulse0 libboost-log1.62.0 libboost-test1.62.0 libboost-thread1.62.0 libboost-date-time1.62.0 libboost-chrono1.62.0 libboost-atomic1.62.0 libpulse-mainloop-glib0 libfontconfig1 pulseaudio
+    apt install -y libprotobuf10 libpulse0 libboost-log1.62.0 libboost-test1.62.0 libboost-thread1.62.0 libboost-date-time1.62.0 libboost-chrono1.62.0 libboost-atomic1.62.0 libpulse-mainloop-glib0 libfontconfig1 libinput10 libxkbcommon0 pulseaudio fbi
     apt clean
     #update raspi firmware
     SKIP_WARNING=1 rpi-update
@@ -35,15 +35,23 @@ mark_script_run() {
 
 house_keeping() {
     # we don't need to resize the root part
-    sed -i 's/ quiet init\=.*$//' /boot/cmdline.txt
-	
+    sed -i 's/ init\=.*$//' /boot/cmdline.txt
+    echo "disable_splash=1" >> /boot/config.txt
+
+
     # make sure everything has the right owner
     chown -R root:staff /usr/local/
+    chown -R root:staff /opt/crankshaft/
     chown root:staff /etc/systemd/system/autoapp.service
     chown root:staff /etc/systemd/system/autoapp_brightness.service
+    chown root:staff /etc/systemd/system/splashscreen.service
     chown root:staff /etc/udev/rules.d/openauto.rules
-    #chown root:staff /etc/pulse/daemon.conf
+    
     cat /root/pulseaudio_daemon.conf >> /etc/pulse/daemon.conf
+    
+    chmod u+s /opt/crankshaft/dumb_suid
+    
+    sed -i 's/load-module module-udev-detect/load-module module-udev-detect tsched=0/' /etc/pulse/default.pa
 
     if [ -f /etc/wpa_supplicant/wpa_supplicant.conf ]; then
         chown root:staff /etc/wpa_supplicant/wpa_supplicant.conf
@@ -52,6 +60,7 @@ house_keeping() {
     fi
 
     # enable the startup actions
+    systemctl enable splashscreen.service
     systemctl enable autoapp.service
     systemctl enable autoapp_brightness.service
 
diff --git a/scripts/read-only-fs.sh b/scripts/read-only-fs.sh
index 3e0211f3..09d59efa 100644
--- a/scripts/read-only-fs.sh
+++ b/scripts/read-only-fs.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
 # CREDIT TO THESE TUTORIALS:
+# Ladyada's readonly fs script
 # petr.io/en/blog/2015/11/09/read-only-raspberry-pi-with-jessie
 # hallard.me/raspberry-pi-read-only
 # k3a.me/how-to-make-raspberrypi-truly-read-only-reliable-and-trouble-free
@@ -113,16 +114,14 @@ echo "Removing unwanted packages..."
 # dphys-swapfile xserver-common lightdm fake-hwclock
 # Let's keep dbus...that includes avahi-daemon, a la 'raspberrypi.local',
 # also keeping xserver & lightdm for GUI login (WIP, not working yet)
-apt-get remove -y --force-yes --purge triggerhappy cron logrotate \
+apt-get remove -y --force-yes --purge triggerhappy \
  dphys-swapfile fake-hwclock
 apt-get -y --force-yes autoremove --purge
 
-# Replace log management with busybox (use logread if needed)
-echo "Installing busybox-syslogd..."
-apt-get -y --force-yes install busybox-syslogd; dpkg --purge rsyslog
-
 echo "Configuring system..."
 
+sed -i "s/#Storage=auto/Storage=volatile/" /etc/systemd/journald.conf
+
 # Install boot-time R/W jumper test if requested
 if [ $INSTALL_RW_JUMPER -ne 0 ]; then
 	apt-get install -y --force-yes wiringpi
@@ -146,14 +145,14 @@ if [ \`gpio -g read $INVERT_PIN\` -eq 0 ] ; then
 		echo "lcd_rotate=2" >> /boot/config.txt
 		reboot
 	fi
-else
-	grep "lcd_rotate=2" /boot/config.txt >/dev/null
-	if [ \$? -eq 0 ]; then
-		# There, need to restore
-		mount -o remount,rw /boot
-		sed -i 's/^lcd_rotate=2//g' /boot/config.txt
-		reboot
-        fi
+#else
+#	grep "lcd_rotate=2" /boot/config.txt >/dev/null
+#	if [ \$? -eq 0 ]; then
+#		# There, need to restore
+#		mount -o remount,rw /boot
+#		sed -i 's/^lcd_rotate=2//g' /boot/config.txt
+#		reboot
+#       fi
 fi
 exit 0
 EOF
diff --git a/src/dumb_suid/Makefile b/src/dumb_suid/Makefile
new file mode 100644
index 00000000..666b59b1
--- /dev/null
+++ b/src/dumb_suid/Makefile
@@ -0,0 +1,13 @@
+CC=gcc
+CFLAGS=-I. -O3
+PROG=dumb_suid
+
+all: $(PROG)
+
+$(PROG): $(PROG).c
+	$(CC) $(CFLAGS) -o $(PROG) $(PROG).c
+
+.PHONY: clean
+
+clean:
+	rm $(PROG)
diff --git a/src/dumb_suid/dumb_suid.c b/src/dumb_suid/dumb_suid.c
new file mode 100644
index 00000000..f4fccaf7
--- /dev/null
+++ b/src/dumb_suid/dumb_suid.c
@@ -0,0 +1,24 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <string.h>
+
+// HACK: Will fix later
+//
+// This program is a wrapper to suid scripts in /opt/crankshaft
+// Because we can't suid the bash scripts
+//
+// This is probably a dumb and dangerous idea but it works for now
+
+int main( int argc, char **argv )
+{
+   setuid( 0 );
+   char scriptname[50];
+   strcpy (scriptname, "/opt/crankshaft/");
+   strncat(scriptname, argv[1], 50);
+   printf("Executing '%s' with suid 0!\n", scriptname);
+   system( scriptname );
+
+   return 0;
+}