fix: dockerfile relative path when running in docker

docs: update README.md to current command line api
fix: command line output white for default level

Signed-off-by: Adphi <philippe.adrien.nousse@gmail.com>

examples/debian.Dockerfile

@@ -1,5 +1,4 @@
 FROM debian
 
-RUN apt update && apt install -y openssh-server systemctl && \
-    systemctl enable ssh && \
+RUN apt update && apt install -y openssh-server && \
     echo "PermitRootLogin yes" >> /etc/ssh/sshd_config

examples/full/README.md

@@ -1,6 +1,6 @@
-# d2vm full example
+# ZSH Workstation example
 
-This example demonstrate the setup of a ZSH workstation.
+This example demonstrate the setup of a ZSH workstation with *cloud-init* support.
 
 *Dockerfile*
 ```dockerfile
@@ -9,14 +9,11 @@ FROM ubuntu
 # Install some system packages
 RUN apt update && DEBIAN_FRONTEND=noninteractive apt install -y --no-install-recommends \
       qemu-guest-agent \
-      netplan.io \
       ca-certificates \
       dnsutils \
       sudo \
       openssh-server
 
-# Setup default network config
-COPY 00-netconf.yaml /etc/netplan/
 # Add a utility script to resize serial terminal
 COPY resize /usr/local/bin/
 
@@ -33,7 +30,10 @@ RUN DEBIAN_FRONTEND=noninteractive apt install -y --no-install-recommends \
       git \
       vim \
       tmux \
-      htop
+      htop \
+      lsb-core \
+      cloud-init \
+      cloud-guest-utils
 
 # Create user with sudo privileged and passwordless sudo
 RUN useradd ${USER} -m -s /bin/zsh -G sudo && \
@@ -54,23 +54,11 @@ RUN bash -c "$(curl -fsSL https://gist.githubusercontent.com/Adphi/f3ce3cc4b2551
 RUN bash -c "$(curl -fsSL https://gist.githubusercontent.com/Adphi/765e9382dd5e547633be567e2eb72476/raw/a3fe4b3f35e598dca90e2dd45d30dc1753447a48/tmux-setup)"
 # Setup auto login serial console
 RUN sudo sed -i "s|ExecStart=.*|ExecStart=-/sbin/agetty --autologin ${USER} --keep-baud 115200,38400,9600 \%I \$TERM|" /usr/lib/systemd/system/serial-getty@.service
-```
-
-*00-netconf.yaml*
-```yaml
-network:
-  version: 2
-  renderer: networkd
-  ethernets:
-    eth0:
-      dhcp4: true
-      nameservers:
-        addresses:
-        - 8.8.8.8
-        - 8.8.4.4
 
 ```
 
+There is no need to configure the network as **d2vm** will generate a *netplan* configuration that use DHCP.
+
 **Build**
 
 ```bash
@@ -78,23 +66,29 @@ USER=mygithubuser
 PASSWORD=mysecurepasswordthatIwillneverusebecauseIuseMostlySSHkeys
 OUTPUT=workstation.qcow2
 
-d2vm build -o $OUTPUT --force --build-arg USER=$USER --build-arg PASSWORD=$PASSWORD --build-arg SSH_KEY=https://github.com/$USER.keys .
+d2vm build -o $OUTPUT --build-arg USER=$USER --build-arg PASSWORD=$PASSWORD --build-arg SSH_KEY=https://github.com/$USER.keys --force -v .
 ```
 
-Run it using *libvirt's virt-install*:
+Run it:
 
 ```bash
-virt-install --name workstation --disk $OUTPUT --import --memory 4096 --vcpus 4 --nographics --cpu host --channel unix,target.type=virtio,target.name='org.qemu.guest_agent.0'
+d2vm run qemu --mem 4096 --cpus 4 $IMAGE
 ```
 ... you should be automatically logged in with a **oh-my-zsh** shell
 
-From an other terminal you should be able to find the VM ip address using:
+You should be able to find the ip address inside the VM using:
 ```bash
-virsh domifaddr --domain workstation
+hostname -I
+# or
+ip a show eth0 | grep inet | awk '{print $2}' | cut -d/ -f1
 ```
 
 And connect using ssh...
 
+In order to quit the terminal you need to shut down the VM with the `poweroff` command:
 
+```bash
+sudo poweroff
+```
 
 *I hope you will find it useful and that you will have fun...*

examples/ubuntu.Dockerfile

@@ -1,5 +1,4 @@
 FROM ubuntu
 
-RUN apt update && apt install -y openssh-server systemctl && \
-    systemctl enable ssh && \
+RUN apt update && apt install -y openssh-server && \
     echo "PermitRootLogin yes" >> /etc/ssh/sshd_config