From 63af15ef9846113935199d4a0578a51c96849514 Mon Sep 17 00:00:00 2001
From: Christopher Spinrath <admin@spinrath.net>
Date: Thu, 24 Sep 2015 23:09:12 +0200
Subject: [PATCH] Bildhau Folien: Bootvorgang
---
installparty/folien-buildhauen/slides.tex | 122 +++++++++++++++++++++-
1 file changed, 121 insertions(+), 1 deletion(-)
diff --git a/installparty/folien-buildhauen/slides.tex b/installparty/folien-buildhauen/slides.tex
index ba79bcd..b163704 100644
--- a/installparty/folien-buildhauen/slides.tex
+++ b/installparty/folien-buildhauen/slides.tex
@@ -17,6 +17,7 @@
\usepackage{csquotes}
\usepackage{enumerate}
\usepackage{quoting}
+\usepackage[normalem]{ulem}
\usetheme{OSAK}
%\OSAKthemenologo
@@ -24,7 +25,7 @@
\date{\today}
\title{Über das Buildhauen}
\subtitle{oder\\Das casper'le Theater}
-\author{}
+\author{Christopher \& Daniel}
\institute[OSAK]{Open Source Arbeitskreis\\der Fachschaft Mathematik/Physik/Informatik an der RWTH Aachen \\ und der Aachener Linux User Group}
\begin{document}
@@ -83,8 +84,127 @@ text width=8em, text centered, rounded corners, minimum height=4em]
\end{tikzpicture}
\end{frame}
+\begin{frame}[t]{Bootvorgang -- Bootloader}
+
+\begin{columns}
+ \begin{column}{.65\linewidth}
+ \begin{itemize}
+ \item shim+grub: 64Bit (secure boot) EFI
+ \item \alt<2>{\sout{syslinux: BIOS} \textcolor{blue}{grub: BIOS, EFI 32/64Bit}}{syslinux: BIOS}
+ \item sucht den USB-Stick
+ \item lädt Kernel und initramfs
+ \item startet den Kernel
+ \item<2> \textcolor{blue}{Erkennung 32/64Bit}
+ \item<2> \textcolor{blue}{selektieren des korrekten Kernels/initramfs}
+ \item<2> \textcolor{blue}{GParted und FreeDOS starten}
+ \end{itemize}
+ \end{column}
+ \begin{column}{.4\linewidth}
+ \tiny
+ \resizebox{\linewidth}{!}{
+ \begin{tikzpicture}[node distance = 2cm, auto]
+ \tikzstyle{block} = [rectangle, draw, fill=blue!20,
+ text width=8em, text centered, rounded corners, minimum height=4em]
+ \tikzstyle{line} = [draw, -latex']
+ \tikzstyle{cloud} = [draw, fill=red!20, node distance=0cm, xshift=-3em, yshift=2em]
+ % Place nodes
+ \node [block] (firmware) {Firmware};
+ \node [block, below of=firmware,fill=purple!20] (bootloader) {Bootloader};
+ \node [block, below left of=bootloader, node distance=2.5cm] (kernel) {Kernel};
+ \node [block, below right of=bootloader, node distance=2.5cm] (initramfs) {initramfs/casper};
+ \node [block, below left of=initramfs, node distance=2.5cm] (rootfs) {rootfs/init};
+
+ \node [cloud, above left of=firmware] {$0$};
+ \node [cloud, above left of=bootloader] {$1$};
+ \node [cloud, above left of=kernel] {$2$};
+ \node [cloud, above left of=initramfs] {$3$};
+ \node [cloud, above left of=rootfs] {$4$};
+ % Draw edges
+ \path [line,dashed] (firmware) -- node[right]{?} (bootloader);
+ \path [line] (bootloader) -- node[right]{findet \& lädt} (initramfs);
+ \path [line] (bootloader) -- node[left]{findet, lädt \& führt aus} (kernel);
+ \path [line] (kernel) -- node[above]{führt aus} (initramfs);
+ \path [line] (initramfs) -- node[left]{findet \& wechselt zu} (rootfs);
+ \end{tikzpicture}
+ }
+ \end{column}
+\end{columns}
+\end{frame}
+
+\begin{frame}[t]{Bootvorgang -- initramfs/casper}
+
+ \begin{columns}
+ \begin{column}{.65\linewidth}
+ \begin{itemize}
+ \item sucht den USB-Stick
+ \item baut das rootfs \only<2>{\textcolor{blue}{besser/anders}} zusammen
+ \item legt den Benutzer des Live-Systems an
+ \item Manipulation des rootfs
+ \item lädt Kernel Module
+ \item<2> \textcolor{blue}{nmtelekinese}
+ \item<2> \textcolor{blue}{lädt Hooks vom USB-Stick nach}
+ \begin{itemize}
+ \item<2> \textcolor{blue}{lipnsa}
+ \end{itemize}
+ \end{itemize}
+ \end{column}
+ \begin{column}{.4\linewidth}
+ \tiny
+ \resizebox{\linewidth}{!}{
+ \begin{tikzpicture}[node distance = 2cm, auto]
+ \tikzstyle{block} = [rectangle, draw, fill=blue!20,
+ text width=8em, text centered, rounded corners, minimum height=4em]
+ \tikzstyle{line} = [draw, -latex']
+ \tikzstyle{cloud} = [draw, fill=red!20, node distance=0cm, xshift=-3em, yshift=2em]
+ % Place nodes
+ \node [block] (firmware) {Firmware};
+ \node [block, below of=firmware] (bootloader) {Bootloader};
+ \node [block, below left of=bootloader, node distance=2.5cm] (kernel) {Kernel};
+ \node [block, below right of=bootloader, node distance=2.5cm,fill=purple!20] (initramfs) {initramfs/casper};
+ \node [block, below left of=initramfs, node distance=2.5cm] (rootfs) {rootfs/init};
+
+ \node [cloud, above left of=firmware] {$0$};
+ \node [cloud, above left of=bootloader] {$1$};
+ \node [cloud, above left of=kernel] {$2$};
+ \node [cloud, above left of=initramfs] {$3$};
+ \node [cloud, above left of=rootfs] {$4$};
+ % Draw edges
+ \path [line,dashed] (firmware) -- node[right]{?} (bootloader);
+ \path [line] (bootloader) -- node[right]{findet \& lädt} (initramfs);
+ \path [line] (bootloader) -- node[left]{findet, lädt \& führt aus} (kernel);
+ \path [line] (kernel) -- node[above]{führt aus} (initramfs);
+ \path [line] (initramfs) -- node[left]{findet \& wechselt zu} (rootfs);
+ \end{tikzpicture}
+ }
+ \end{column}
+ \end{columns}
+\end{frame}
+
+\begin{frame}[t]{Bootvorgang -- rootfs}
+
+ \begin{columns}
+ \begin{column}{\linewidth}
+ \structure{Aus Sicht des initramfs:}
+
+\vspace{1em}
+\small
+ \begin{tabular}{l l l}
+ \only<1>{filesystem.squashfs & squashfs & /filesystem.squashfs\\}\only<2>{\textcolor{blue}{lipcommon.squashfs} & squashfs & /lipcommon.squashfs\\}\only<2>{\textcolor{blue}{lip\$\$bit.squashfs} & squashfs & /lip\$\$bit.squashfs\\}tmpfs & tmpfs & /cow\\\only<2>{\textcolor{blue}{/lipcommon.squashfs /lip\$\$bit.squashfs} & overlayfs & /overlay\\}\alt<2>{/overlay}{/filesystem.squashfs} /cow & overlayfs & /root\\
+ \alt<2>{/overlay}{/filesystem.squashfs} & bindmount & /root/rdo\\
+ /cow & bindmount & /root/cow\\
+ \end{tabular}
+
+ \vspace{1em}
+ \begin{itemize}
+ \item \enquote{richtiges} rootfs wird /root
+ \end{itemize}
+ \end{column}
+ \end{columns}
+\end{frame}
+
\section{Inhalt eines LIPImages}
\begin{frame}
+ \tableofcontents[currentsection]
\end{frame}
\section{Aufbau und Arbeitsweise von LIPCK}
--
GitLab