dissertation/diagrams/attack-surface-vs-linux-compatibility.tex

\documentclass[12pt,crop,tikz]{standalone}

\providecommand{\rootdir}{..}
\usepackage{tikz}
\usetikzlibrary{backgrounds}
\usetikzlibrary{positioning}
\usetikzlibrary{calc}
\usetikzlibrary{decorations.pathreplacing}

\tikzstyle{arrow} = [thick,->,>=stealth]

% The Tableau20 colours
\definecolor{TabLightOrange}{RGB}{255,187,120}
\definecolor{TabOrange}{RGB}{255,127,14}
\definecolor{TabLightBlue}{RGB}{174,199,232}
\definecolor{TabBlue}{RGB}{31,119,180}
\definecolor{TabGreen}{RGB}{44,160,44}
\definecolor{TabLightGreen}{RGB}{152,223,138}
\definecolor{TabSalmon}{RGB}{255,152,150}
\definecolor{TabRed}{RGB}{214,39,40}
\definecolor{TabPurple}{RGB}{148,103,189}
\definecolor{TabLightPurple}{RGB}{197,176,213}
\definecolor{TabLightPink}{RGB}{247,182,210}
\definecolor{TabPink}{RGB}{227,119,194}
\definecolor{TabLightBrown}{RGB}{196,156,148}
\definecolor{TabBrown}{RGB}{140,86,75}
\definecolor{TabGray}{RGB}{127,127,127}
\definecolor{TabOlive}{RGB}{188,189,34}
\definecolor{TabLightOlive}{RGB}{219,219,141}
\definecolor{TabLightGray}{RGB}{199,199,199}
\definecolor{TabLightCyan}{RGB}{158,218,229}
\definecolor{TabCyan}{RGB}{23,190,207}

\begin{document}

\def\titlepad{0.1}
\def\boxspacing{40mm}

\def\layer{0.3}

\def\inner{0.3}
\def\innerspace{0.2}

\def\layerwidth{5cm}
\def\halflayerwidth{2.35cm}
\def\layerheight{0.8cm}
\def\innerwidth{4.4cm}
\def\halfinnerwidth{2.1cm}

\begin{tikzpicture}[ every node/.style={font=\small}
  , layer/.style=    {rectangle, draw=black!50, thick, minimum width=\layerwidth    , minimum height=\layerheight}
  , halflayer/.style={rectangle, draw=black!50, thick, minimum width=\halflayerwidth, minimum height=\layerheight}
  , inner/.style=    {rectangle, draw=black!50, thick, minimum width=\innerwidth    , minimum height=\layerheight}
  , halfinner/.style={rectangle, draw=black!50, thick, minimum width=\halfinnerwidth, minimum height=\layerheight}
  , red/.style={fill=TabPurple!40}
  , orange/.style={fill=TabBlue!40}
  , yellow/.style={fill=TabCyan!40}
  , green/.style={fill=TabLightGreen!60}
  , node distance = 0cm
	, arrow={->,>=stealth}
  ]
  
    \begin{scope}[local bounding box=graph-body]
        \node[layer,orange] (void-processes) {Void Processes (§\ref{sec:system-design})};
        \node[circle,fill,inner sep=1.5pt, yellow, below = \innerspace of void-processes] (void-processes-dot) {};

        \node[circle,fill,inner sep=1.5pt, yellow, above left=3*\layerheight and 3*\layerheight of void-processes-dot] (unikernels-dot) {};
        \node[layer, above = \innerspace of unikernels-dot] (unikernels) {Unikernels};
        
        \node[circle,fill,inner sep=1.5pt, yellow, below right=3*\layerheight and 2*\layerheight of void-processes-dot] (containers-dot) {};
        \node[layer, above = \innerspace of containers-dot] (containers) {Containers (§\ref{sec:priv-sep-perspective})};
        
        \node[circle,fill,inner sep=1.5pt, yellow, below left=5*\layerheight and 1*\layerheight of void-processes-dot] (virtual-machines-dot) {};
        \node[layer, above = \innerspace of virtual-machines-dot] (virtual-machines) {Virtual Machines (§\ref{sec:priv-sep-another-machine})};
        
        \node[circle,fill,inner sep=1.5pt, yellow, below right=5*\layerheight and 11*\layerheight of void-processes-dot] (ambient-authority-dot) {};
        \node[layer, above left=\innerspace and \innerspace of ambient-authority-dot] (ambient-authority) {Ambient Authority};
    \end{scope}
    
    \coordinate (graph-body-nw) at ($ (graph-body.north west) + (-0.3, 0.3 + \titlepad) $);
    \coordinate (graph-body-ne) at ($ (graph-body.north east) + ( 0.3, 0.3 + \titlepad) $);
    \coordinate (graph-body-sw) at ($ (graph-body.south west) + (-0.3,-0.3) $);
    \coordinate (graph-body-se) at ($ (graph-body.south east) + ( 0.3,-0.3) $);
    
    % Axes
    \draw[->] ($ (graph-body-nw) + (0.15, 0) $) -- (graph-body-ne);
    \draw[->] (graph-body-nw) -- (graph-body-sw);
    
    % Axis labels
    \node[rectangle,fill=white] at ($ (graph-body-nw)!0.5!(graph-body-ne) $) (x-axis-label) {Attack surface};
    \node[rectangle,fill=white,rotate around={90:($ (graph-body-nw)!0.5!(graph-body-sw) $)}] at ($ (graph-body-nw)!0.5!(graph-body-sw) $) (y-axis-label) {Linux compatibility};
\end{tikzpicture}
\end{document}