\documentclass[10pt,a4paper]{article} % Packages \usepackage{fancyhdr} % For header and footer \usepackage{multicol} % Allows multicols in tables \usepackage{tabularx} % Intelligent column widths \usepackage{tabulary} % Used in header and footer \usepackage{hhline} % Border under tables \usepackage{graphicx} % For images \usepackage{xcolor} % For hex colours %\usepackage[utf8x]{inputenc} % For unicode character support \usepackage[T1]{fontenc} % Without this we get weird character replacements \usepackage{colortbl} % For coloured tables \usepackage{setspace} % For line height \usepackage{lastpage} % Needed for total page number \usepackage{seqsplit} % Splits long words. %\usepackage{opensans} % Can't make this work so far. Shame. Would be lovely. \usepackage[normalem]{ulem} % For underlining links % Most of the following are not required for the majority % of cheat sheets but are needed for some symbol support. \usepackage{amsmath} % Symbols \usepackage{MnSymbol} % Symbols \usepackage{wasysym} % Symbols %\usepackage[english,german,french,spanish,italian]{babel} % Languages % Document Info \author{pablorod} \pdfinfo{ /Title (kubernetes.pdf) /Creator (Cheatography) /Author (pablorod) /Subject (Kubernetes Cheat Sheet) } % Lengths and widths \addtolength{\textwidth}{6cm} \addtolength{\textheight}{-1cm} \addtolength{\hoffset}{-3cm} \addtolength{\voffset}{-2cm} \setlength{\tabcolsep}{0.2cm} % Space between columns \setlength{\headsep}{-12pt} % Reduce space between header and content \setlength{\headheight}{85pt} % If less, LaTeX automatically increases it \renewcommand{\footrulewidth}{0pt} % Remove footer line \renewcommand{\headrulewidth}{0pt} % Remove header line \renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit % This two commands together give roughly % the right line height in the tables \renewcommand{\arraystretch}{1.3} \onehalfspacing % Commands \newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour \newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols \newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns \newcommand{\tn}{\tabularnewline} % Required as custom column type in use % Font and Colours \definecolor{HeadBackground}{HTML}{333333} \definecolor{FootBackground}{HTML}{666666} \definecolor{TextColor}{HTML}{333333} \definecolor{DarkBackground}{HTML}{326DE6} \definecolor{LightBackground}{HTML}{F2F5FD} \renewcommand{\familydefault}{\sfdefault} \color{TextColor} % Header and Footer \pagestyle{fancy} \fancyhead{} % Set header to blank \fancyfoot{} % Set footer to blank \fancyhead[L]{ \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{C} \SetRowColor{DarkBackground} \vspace{-7pt} {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}} } \end{tabulary} \columnbreak \begin{tabulary}{11cm}{L} \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Kubernetes Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{pablorod} via \textcolor{DarkBackground}{\uline{cheatography.com/34269/cs/10725/}}} \end{tabulary} \end{multicols}} \fancyfoot[L]{ \footnotesize \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{LL} \SetRowColor{FootBackground} \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}} \\ \vspace{-2pt}pablorod \\ \uline{cheatography.com/pablorod} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Not Yet Published.\\ Updated 7th February, 2017.\\ Page {\thepage} of \pageref{LastPage}. \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}} \\ \SetRowColor{white} \vspace{-5pt} %\includegraphics[width=48px,height=48px]{dave.jpeg} Measure your website readability!\\ www.readability-score.com \end{tabulary} \end{multicols}} \begin{document} \raggedright \raggedcolumns % Set font size to small. Switch to any value % from this page to resize cheat sheet text: % www.emerson.emory.edu/services/latex/latex_169.html \footnotesize % Small font. \begin{multicols*}{3} \begin{tabularx}{5.377cm}{x{4.08114 cm} p{0.89586 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Abbreviations}} \tn % Row 0 \SetRowColor{LightBackground} configmaps & cm \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} daemonsets & ds \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} endpoints & ep \tn % Row Count 3 (+ 1) % Row 3 \SetRowColor{white} event & ev \tn % Row Count 4 (+ 1) % Row 4 \SetRowColor{LightBackground} namespaces & ns \tn % Row Count 5 (+ 1) % Row 5 \SetRowColor{white} nodes & no \tn % Row Count 6 (+ 1) % Row 6 \SetRowColor{LightBackground} pods & po \tn % Row Count 7 (+ 1) % Row 7 \SetRowColor{white} replicasets & rs \tn % Row Count 8 (+ 1) % Row 8 \SetRowColor{LightBackground} serviceaccount & sa \tn % Row Count 9 (+ 1) % Row 9 \SetRowColor{white} services & svc \tn % Row Count 10 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Creating Objects}} \tn % Row 0 \SetRowColor{LightBackground} kubectl create -f ./my-manifest.yaml & create resource(s) \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} kubectl create -f ./my1.yaml -f ./my2.yaml & create from multiple files \tn % Row Count 5 (+ 3) % Row 2 \SetRowColor{LightBackground} kubectl create -f ./dir & create resource(s) in all manifest files in dir \tn % Row Count 8 (+ 3) % Row 3 \SetRowColor{white} kubectl create -f \seqsplit{https://git.io/vPieo} & create resource(s) from url \tn % Row Count 10 (+ 2) % Row 4 \SetRowColor{LightBackground} kubectl run nginx -{}-image=nginx & start a single instance of nginx \tn % Row Count 12 (+ 2) % Row 5 \SetRowColor{white} kubectl explain pods,svc & get the documentation for pod and svc manifests \tn % Row Count 15 (+ 3) % Row 6 \SetRowColor{LightBackground} cat \textless{}\textless{}EOF | kubectl create -f - apiVersion: v1 kind: Secret metadata: name: mysecret type: Opaque data: password: \$(echo "s33msi4" | base64) username: \$(echo "jane" | base64) EOF & Create a secret with several keys \tn % Row Count 25 (+ 10) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.43873 cm} x{2.53827 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Scaling Resources}} \tn % Row 0 \SetRowColor{LightBackground} kubectl scale -{}-replicas=3 rs/foo & Scale a replicaset named 'foo' to 3 \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} kubectl scale -{}-replicas=3 -f foo.yaml & Scale a resource specified in "foo.yaml" to 3 \tn % Row Count 5 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.23965 cm} x{2.73735 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Viewing, Finding Resources}} \tn % Row 0 \SetRowColor{LightBackground} kubectl get services & List all services in the namespace \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} kubectl get pods -{}-all-namespaces & List all pods in all namespaces \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} kubectl get pods -o wide & List all pods in the namespace, with more details \tn % Row Count 7 (+ 3) % Row 3 \SetRowColor{white} kubectl get deployment my-dep & List a particular deployment \tn % Row Count 9 (+ 2) % Row 4 \SetRowColor{LightBackground} kubectl describe nodes my-node & Describe nodes \tn % Row Count 11 (+ 2) % Row 5 \SetRowColor{white} kubectl describe pods my-pod & Describe pods \tn % Row Count 13 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.28942 cm} x{2.68758 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Editing Resources}} \tn % Row 0 \SetRowColor{LightBackground} kubectl edit \seqsplit{svc/docker-registry} & Edit the service named docker-registry \tn % Row Count 2 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Interacting with running Pods}} \tn % Row 0 \SetRowColor{LightBackground} kubectl logs my-pod & dump pod logs (stdout) \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} kubectl logs -f my-pod & stream pod logs (stdout) \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} kubectl run -i -{}-tty busybox -{}-image=busybox -{}- sh & Run pod as interactive shell \tn % Row Count 7 (+ 3) % Row 3 \SetRowColor{white} kubectl attach my-pod -i & Attach to Running Container \tn % Row Count 9 (+ 2) % Row 4 \SetRowColor{LightBackground} kubectl port-forward my-pod 5000:6000 & Forward port 6000 of Pod to your to 5000 on your local machine \tn % Row Count 13 (+ 4) % Row 5 \SetRowColor{white} kubectl exec my-pod -{}- ls / & Run command in existing pod (1 container case) \tn % Row Count 16 (+ 3) % Row 6 \SetRowColor{LightBackground} kubectl exec my-pod -c my-container -{}- ls / & Run command in existing pod (multi-container case) \tn % Row Count 19 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Interacting with Nodes and Cluster}} \tn % Row 0 \SetRowColor{LightBackground} kubectl cordon my-node & Mark my-node as unschedulable \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} kubectl drain my-node & Drain my-node in preparation for maintenance \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} kubectl uncordon my-node & Mark my-node as schedulable \tn % Row Count 6 (+ 2) % Row 3 \SetRowColor{white} kubectl cluster-info & Display addresses of the master and services \tn % Row Count 8 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Kubectl AutoComplete}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{source \textless{}(kubectl completion bash)} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Updating Resources}} \tn % Row 0 \SetRowColor{LightBackground} kubectl rolling-update frontend-v1 -f frontend-v2.json & Rolling update pods of frontend-v1 \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} cat pod.json | kubectl replace -f - & Replace a pod based on the JSON passed into stdin \tn % Row Count 6 (+ 3) % Row 2 \SetRowColor{LightBackground} kubectl expose rc nginx -{}-port=80 -{}-target-port=8000 & Create a service for a replicated nginx, which serves on port 80 and connects to the containers on port 8000 \tn % Row Count 12 (+ 6) % Row 3 \SetRowColor{white} kubectl get pod mypod -o yaml | sed 's/\textbackslash{}(image: myimage\textbackslash{}):.*\$/\textbackslash{}1:v4/' | kubectl replace -f - & Update a single-container pod's image version (tag) to v4 \tn % Row Count 17 (+ 5) % Row 4 \SetRowColor{LightBackground} kubectl autoscale deployment foo -{}-min=2 -{}-max=10 & Auto scale a deployment "foo" \tn % Row Count 20 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.28942 cm} x{2.68758 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Deleting Resources}} \tn % Row 0 \SetRowColor{LightBackground} kubectl delete -f ./pod.json & Delete a pod using the type and name specified in pod.json \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} kubectl delete pod,service baz foo & Delete pods and services with same names "baz" and "foo" \tn % Row Count 6 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Kubectl Context and Configuration}} \tn % Row 0 \SetRowColor{LightBackground} kubectl config view & Show Merged kubeconfig settings. \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} kubectl config current-context & Display the current-context \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} kubectl config use-context my-cluster-name & set the default context to my-cluster-name \tn % Row Count 7 (+ 3) % Row 3 \SetRowColor{white} kubectl config set-credentials \seqsplit{kubeuser/foo.kubernetes.com} -{}-username=kubeuser -{}-password=kubepassword & add a new cluster to your kubeconf that supports basic auth \tn % Row Count 13 (+ 6) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.23965 cm} x{2.73735 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Formatting output}} \tn % Row 0 \SetRowColor{LightBackground} -o=custom-columns=\textless{}spec\textgreater{} & Print a table using a comma separated list of custom columns \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} -o=custom-columns-file=\textless{}filename\textgreater{} & Print a table using the custom columns template in the \textless{}filename\textgreater{} file \tn % Row Count 7 (+ 4) % Row 2 \SetRowColor{LightBackground} -o=json & Output a JSON formatted API object \tn % Row Count 9 (+ 2) % Row 3 \SetRowColor{white} -o=name & Print only the resource name and nothing else \tn % Row Count 12 (+ 3) % Row 4 \SetRowColor{LightBackground} -o=wide & Output in the plain-text format with any additional information, and for pods, the node name is included \tn % Row Count 17 (+ 5) % Row 5 \SetRowColor{white} -o=yaml & Output a YAML formatted API object \tn % Row Count 19 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}