Completed section 3

Author: nnamon

builddocker.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+cur_dir=$PWD
+for directory in lessons/*/services/*; do
+    echo Building $directory
+    cd $directory
+    chmod +x dockerbuild.sh
+    ./dockerbuild.sh
+    cd $cur_dir
+done
+

deploydocker.sh

@@ -1,5 +1,14 @@
-#!/bin/sh
+#!/bin/bash
 
+echo "Stopping all docker containers."
 docker stop $(docker ps -a -q) 2>/dev/null
-
+docker rm $(docker ps -a -q) 2>/dev/null
+cur_dir=$PWD
+for directory in lessons/*/services/*; do
+    echo Running $directory
+    cd $directory
+    chmod +x dockerbuild.sh
+    ./dockerrun.sh
+    cd $cur_dir
+done
 

lessons/1_setting_up_environment/lessonplan.md

@@ -125,15 +125,27 @@ This is the entire provisioning script:
 ```bash
 #!/bin/bash
 dpkg --add-architecture i386
+cp /etc/apt/sources.list /etc/apt/sources.list.old
+sed -i -e 's/archive\.ubuntu\.com/mirror\.0x\.sg/g' /etc/apt/sources.list
 apt-get update
-apt-get install -y libc6:i386 libncurses5:i386 libstdc++6:i386 gdb python python-pip libssl-dev gcc git binutils
+apt-get install -y libc6:i386 libncurses5:i386 libstdc++6:i386 gdb python python-pip libssl-dev gcc git binutils socat apt-transport-https ca-certificates
 pip install --upgrade pip
 pip install pwntools
 pip install ipython
 pip install ropper
 git clone https://github.com/longld/peda.git /home/ubuntu/peda
 echo "source ~/peda/peda.py" >> /home/ubuntu/.gdbinit
+apt-key adv --keyserver hkp://ha.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D
+echo "deb https://apt.dockerproject.org/repo ubuntu-xenial main" | tee /etc/apt/sources.list.d/docker.list
+apt-get update
+apt-get install -y linux-image-extra-$(uname -r) linux-image-extra-virtual
+apt-get install -y docker-engine
+groupadd docker
+usermod -aG docker ubuntu
+service docker start
 ```
 
+If you used vagrant to bring the machine up, this should have been done for you.
+
 [vagrantdl]: https://www.vagrantup.com/downloads.html
 [virtualboxdl]: https://www.virtualbox.org/wiki/Downloads

lessons/3_intro_to_tools/2_interactive.c

@@ -1,7 +1,11 @@
-all: 1_sample 2_interactive
+all: 1_sample 2_interactive 3_reversing
 
 1_sample:
 	gcc -o ./build/1_sample ./src/1_sample.c
 
 2_interactive:
 	gcc -o ./build/2_interactive ./src/2_interactive.c
+
+3_reversing:
+	gcc -o ./build/3_reversing ./src/3_reversing.c
+	cp ./build/3_reversing ./services/gdbreversing/gdbrev