6 <link rel="stylesheet" type="text/css" href="/styles/main.css" />
7 <%include ../../partials/head%>
13 left: calc(100% - 60px);
16 background-color: grey;
19 background-color: black;
27 <%include ../../partials/header%>
33 <meta charset='UTF-8'><meta name='viewport' content='width=device-width initial-scale=1'>
34 <title>howto</title><link href='file://night/mermaid.dark.css' rel='stylesheet' type='text/css' /><link href='file://night/codeblock.dark.css' rel='stylesheet' type='text/css' /><link href='file://night/sourcemode.dark.css' rel='stylesheet' type='text/css' /><style type='text/css'>html {overflow-x: initial !important;}:root { --bg-color:#ffffff; --text-color:#333333; --select-text-bg-color:#B5D6FC; --select-text-font-color:auto; --monospace:"Lucida Console",Consolas,"Courier",monospace; }
35 html { font-size: 14px; background-color: var(--bg-color); color: var(--text-color); font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; -webkit-font-smoothing: antialiased; }
36 body { margin: 0px; padding: 0px; height: auto; bottom: 0px; top: 0px; left: 0px; right: 0px; font-size: 1rem; line-height: 1.42857; overflow-x: hidden; background: inherit; tab-size: 4; }
37 iframe { margin: auto; }
38 a.url { word-break: break-all; }
39 a:active, a:hover { outline: 0px; }
40 .in-text-selection, ::selection { text-shadow: none; background: var(--select-text-bg-color); color: var(--select-text-font-color); }
41 #write { margin: 0px auto; height: auto; width: inherit; word-break: normal; overflow-wrap: break-word; position: relative; white-space: normal; overflow-x: visible; padding-top: 40px; }
42 #write.first-line-indent p { text-indent: 2em; }
43 #write.first-line-indent li p, #write.first-line-indent p * { text-indent: 0px; }
44 #write.first-line-indent li { margin-left: 2em; }
45 .for-image #write { padding-left: 8px; padding-right: 8px; }
46 body.typora-export { padding-left: 30px; padding-right: 30px; }
47 .typora-export .footnote-line, .typora-export li, .typora-export p { white-space: pre-wrap; }
48 @media screen and (max-width: 500px) {
49 body.typora-export { padding-left: 0px; padding-right: 0px; }
50 #write { padding-left: 20px; padding-right: 20px; }
51 .CodeMirror-sizer { margin-left: 0px !important; }
52 .CodeMirror-gutters { display: none !important; }
54 #write li > figure:last-child { margin-bottom: 0.5rem; }
55 #write ol, #write ul { position: relative; }
56 img { max-width: 100%; vertical-align: middle; }
57 button, input, select, textarea { color: inherit; font: inherit; }
58 input[type="checkbox"], input[type="radio"] { line-height: normal; padding: 0px; }
59 *, ::after, ::before { box-sizing: border-box; }
60 #write h1, #write h2, #write h3, #write h4, #write h5, #write h6, #write p, #write pre { width: inherit; }
61 #write h1, #write h2, #write h3, #write h4, #write h5, #write h6, #write p { position: relative; }
62 p { line-height: inherit; }
63 h1, h2, h3, h4, h5, h6 { break-after: avoid-page; break-inside: avoid; orphans: 2; }
65 h1 { font-size: 2rem; }
66 h2 { font-size: 1.8rem; }
67 h3 { font-size: 1.6rem; }
68 h4 { font-size: 1.4rem; }
69 h5 { font-size: 1.2rem; }
70 h6 { font-size: 1rem; }
71 .md-math-block, .md-rawblock, h1, h2, h3, h4, h5, h6, p { margin-top: 1rem; margin-bottom: 1rem; }
72 .hidden { display: none; }
73 .md-blockmeta { color: rgb(204, 204, 204); font-weight: 700; font-style: italic; }
74 a { cursor: pointer; }
75 sup.md-footnote { padding: 2px 4px; background-color: rgba(238, 238, 238, 0.7); color: rgb(85, 85, 85); border-radius: 4px; cursor: pointer; }
76 sup.md-footnote a, sup.md-footnote a:hover { color: inherit; text-transform: inherit; text-decoration: inherit; }
77 #write input[type="checkbox"] { cursor: pointer; width: inherit; height: inherit; }
78 figure { overflow-x: auto; margin: 1.2em 0px; max-width: calc(100% + 16px); padding: 0px; }
79 figure > table { margin: 0px !important; }
80 tr { break-inside: avoid; break-after: auto; }
81 thead { display: table-header-group; }
82 table { border-collapse: collapse; border-spacing: 0px; width: 100%; overflow: auto; break-inside: auto; text-align: left; }
83 table.md-table td { min-width: 32px; }
84 .CodeMirror-gutters { border-right: 0px; background-color: inherit; }
85 .CodeMirror-linenumber { user-select: none; }
86 .CodeMirror { text-align: left; }
87 .CodeMirror-placeholder { opacity: 0.3; }
88 .CodeMirror pre { padding: 0px 4px; }
89 .CodeMirror-lines { padding: 0px; }
90 div.hr:focus { cursor: none; }
91 #write pre { white-space: pre-wrap; }
92 #write.fences-no-line-wrapping pre { white-space: pre; }
93 #write pre.ty-contain-cm { white-space: normal; }
94 .CodeMirror-gutters { margin-right: 4px; }
95 .md-fences { font-size: 0.9rem; display: block; break-inside: avoid; text-align: left; overflow: visible; white-space: pre; background: inherit; position: relative !important; }
96 .md-diagram-panel { width: 100%; margin-top: 10px; text-align: center; padding-top: 0px; padding-bottom: 8px; overflow-x: auto; }
97 #write .md-fences.mock-cm { white-space: pre-wrap; }
98 .md-fences.md-fences-with-lineno { padding-left: 0px; }
99 #write.fences-no-line-wrapping .md-fences.mock-cm { white-space: pre; overflow-x: auto; }
100 .md-fences.mock-cm.md-fences-with-lineno { padding-left: 8px; }
101 .CodeMirror-line, twitterwidget { break-inside: avoid; }
102 .footnotes { opacity: 0.8; font-size: 0.9rem; margin-top: 1em; margin-bottom: 1em; }
103 .footnotes + .footnotes { margin-top: 0px; }
104 .md-reset { margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: top; background: 0px 0px; text-decoration: none; text-shadow: none; float: none; position: static; width: auto; height: auto; white-space: nowrap; cursor: inherit; -webkit-tap-highlight-color: transparent; line-height: normal; font-weight: 400; text-align: left; box-sizing: content-box; direction: ltr; }
105 li div { padding-top: 0px; }
106 blockquote { margin: 1rem 0px; }
107 li .mathjax-block, li p { margin: 0.5rem 0px; }
108 li { margin: 0px; position: relative; }
109 blockquote > :last-child { margin-bottom: 0px; }
110 blockquote > :first-child, li > :first-child { margin-top: 0px; }
111 .footnotes-area { color: rgb(136, 136, 136); margin-top: 0.714rem; padding-bottom: 0.143rem; white-space: normal; }
112 #write .footnote-line { white-space: pre-wrap; }
114 body, html { border: 1px solid transparent; height: 99%; break-after: avoid; break-before: avoid; }
115 #write { margin-top: 0px; padding-top: 0px; border-color: transparent !important; }
116 .typora-export * { -webkit-print-color-adjust: exact; }
117 html.blink-to-pdf { font-size: 13px; }
118 .typora-export #write { padding-left: 32px; padding-right: 32px; padding-bottom: 0px; break-after: avoid; }
119 .typora-export #write::after { height: 0px; }
121 .footnote-line { margin-top: 0.714em; font-size: 0.7em; }
122 a img, img a { cursor: pointer; }
123 pre.md-meta-block { font-size: 0.8rem; min-height: 0.8rem; white-space: pre-wrap; background: rgb(204, 204, 204); display: block; overflow-x: hidden; }
124 p > .md-image:only-child:not(.md-img-error) img, p > img:only-child { display: block; margin: auto; }
125 p > .md-image:only-child { display: inline-block; width: 100%; }
126 #write .MathJax_Display { margin: 0.8em 0px 0px; }
127 .md-math-block { width: 100%; }
128 .md-math-block:not(:empty)::after { display: none; }
129 [contenteditable="true"]:active, [contenteditable="true"]:focus { outline: 0px; box-shadow: none; }
130 .md-task-list-item { position: relative; list-style-type: none; }
131 .task-list-item.md-task-list-item { padding-left: 0px; }
132 .md-task-list-item > input { position: absolute; top: 0px; left: 0px; margin-left: -1.2em; margin-top: calc(1em - 10px); border: none; }
133 .math { font-size: 1rem; }
134 .md-toc { min-height: 3.58rem; position: relative; font-size: 0.9rem; border-radius: 10px; }
135 .md-toc-content { position: relative; margin-left: 0px; }
136 .md-toc-content::after, .md-toc::after { display: none; }
137 .md-toc-item { display: block; color: rgb(65, 131, 196); }
138 .md-toc-item a { text-decoration: none; }
139 .md-toc-inner:hover { text-decoration: underline; }
140 .md-toc-inner { display: inline-block; cursor: pointer; }
141 .md-toc-h1 .md-toc-inner { margin-left: 0px; font-weight: 700; }
142 .md-toc-h2 .md-toc-inner { margin-left: 2em; }
143 .md-toc-h3 .md-toc-inner { margin-left: 4em; }
144 .md-toc-h4 .md-toc-inner { margin-left: 6em; }
145 .md-toc-h5 .md-toc-inner { margin-left: 8em; }
146 .md-toc-h6 .md-toc-inner { margin-left: 10em; }
147 @media screen and (max-width: 48em) {
148 .md-toc-h3 .md-toc-inner { margin-left: 3.5em; }
149 .md-toc-h4 .md-toc-inner { margin-left: 5em; }
150 .md-toc-h5 .md-toc-inner { margin-left: 6.5em; }
151 .md-toc-h6 .md-toc-inner { margin-left: 8em; }
153 a.md-toc-inner { font-size: inherit; font-style: inherit; font-weight: inherit; line-height: inherit; }
154 .footnote-line a:not(.reversefootnote) { color: inherit; }
155 .md-attr { display: none; }
156 .md-fn-count::after { content: "."; }
157 code, pre, samp, tt { font-family: var(--monospace); }
158 kbd { margin: 0px 0.1em; padding: 0.1em 0.6em; font-size: 0.8em; color: rgb(36, 39, 41); background: rgb(255, 255, 255); border: 1px solid rgb(173, 179, 185); border-radius: 3px; box-shadow: rgba(12, 13, 14, 0.2) 0px 1px 0px, rgb(255, 255, 255) 0px 0px 0px 2px inset; white-space: nowrap; vertical-align: middle; }
159 .md-comment { color: rgb(162, 127, 3); opacity: 0.8; font-family: var(--monospace); }
160 code { text-align: left; vertical-align: initial; }
161 a.md-print-anchor { white-space: pre !important; border-width: initial !important; border-style: none !important; border-color: initial !important; display: inline-block !important; position: absolute !important; width: 1px !important; right: 0px !important; outline: 0px !important; background: 0px 0px !important; text-decoration: initial !important; text-shadow: initial !important; }
162 .md-inline-math .MathJax_SVG .noError { display: none !important; }
163 .html-for-mac .inline-math-svg .MathJax_SVG { vertical-align: 0.2px; }
164 .md-math-block .MathJax_SVG_Display { text-align: center; margin: 0px; position: relative; text-indent: 0px; max-width: none; max-height: none; min-height: 0px; min-width: 100%; width: auto; overflow-y: hidden; display: block !important; }
165 .MathJax_SVG_Display, .md-inline-math .MathJax_SVG_Display { width: auto; margin: inherit; display: inline-block !important; }
166 .MathJax_SVG .MJX-monospace { font-family: var(--monospace); }
167 .MathJax_SVG .MJX-sans-serif { font-family: sans-serif; }
168 .MathJax_SVG { display: inline; font-style: normal; font-weight: 400; line-height: normal; zoom: 90%; text-indent: 0px; text-align: left; text-transform: none; letter-spacing: normal; word-spacing: normal; overflow-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; padding: 0px; margin: 0px; }
169 .MathJax_SVG * { transition: none 0s ease 0s; }
170 .MathJax_SVG_Display svg { vertical-align: middle !important; margin-bottom: 0px !important; margin-top: 0px !important; }
171 .os-windows.monocolor-emoji .md-emoji { font-family: "Segoe UI Symbol", sans-serif; }
172 .md-diagram-panel > svg { max-width: 100%; }
173 [lang="mermaid"] svg, [lang="flow"] svg { max-width: 100%; height: auto; }
174 [lang="mermaid"] .node text { font-size: 1rem; }
175 table tr th { border-bottom: 0px; }
176 video { max-width: 100%; display: block; margin: 0px auto; }
177 iframe { max-width: 100%; width: 100%; border: none; }
178 .highlight td, .highlight tr { border: 0px; }
179 svg[id^="mermaidChart"] { line-height: 1em; }
180 mark { background: rgb(255, 255, 0); color: rgb(0, 0, 0); }
181 .md-html-inline .md-plain, .md-html-inline strong, mark .md-inline-math, mark strong { color: inherit; }
182 mark .md-meta { color: rgb(0, 0, 0); opacity: 0.3 !important; }
185 .CodeMirror { height: auto; }
186 .CodeMirror.cm-s-inner { background: inherit; }
187 .CodeMirror-scroll { overflow: auto hidden; z-index: 3; }
188 .CodeMirror-gutter-filler, .CodeMirror-scrollbar-filler { background-color: rgb(255, 255, 255); }
189 .CodeMirror-gutters { border-right: 1px solid rgb(221, 221, 221); background: inherit; white-space: nowrap; }
190 .CodeMirror-linenumber { padding: 0px 3px 0px 5px; text-align: right; color: rgb(153, 153, 153); }
191 .cm-s-inner .cm-keyword { color: rgb(119, 0, 136); }
192 .cm-s-inner .cm-atom, .cm-s-inner.cm-atom { color: rgb(34, 17, 153); }
193 .cm-s-inner .cm-number { color: rgb(17, 102, 68); }
194 .cm-s-inner .cm-def { color: rgb(0, 0, 255); }
195 .cm-s-inner .cm-variable { color: rgb(0, 0, 0); }
196 .cm-s-inner .cm-variable-2 { color: rgb(0, 85, 170); }
197 .cm-s-inner .cm-variable-3 { color: rgb(0, 136, 85); }
198 .cm-s-inner .cm-string { color: rgb(170, 17, 17); }
199 .cm-s-inner .cm-property { color: rgb(0, 0, 0); }
200 .cm-s-inner .cm-operator { color: rgb(152, 26, 26); }
201 .cm-s-inner .cm-comment, .cm-s-inner.cm-comment { color: rgb(170, 85, 0); }
202 .cm-s-inner .cm-string-2 { color: rgb(255, 85, 0); }
203 .cm-s-inner .cm-meta { color: rgb(85, 85, 85); }
204 .cm-s-inner .cm-qualifier { color: rgb(85, 85, 85); }
205 .cm-s-inner .cm-builtin { color: rgb(51, 0, 170); }
206 .cm-s-inner .cm-bracket { color: rgb(153, 153, 119); }
207 .cm-s-inner .cm-tag { color: rgb(17, 119, 0); }
208 .cm-s-inner .cm-attribute { color: rgb(0, 0, 204); }
209 .cm-s-inner .cm-header, .cm-s-inner.cm-header { color: rgb(0, 0, 255); }
210 .cm-s-inner .cm-quote, .cm-s-inner.cm-quote { color: rgb(0, 153, 0); }
211 .cm-s-inner .cm-hr, .cm-s-inner.cm-hr { color: rgb(153, 153, 153); }
212 .cm-s-inner .cm-link, .cm-s-inner.cm-link { color: rgb(0, 0, 204); }
213 .cm-negative { color: rgb(221, 68, 68); }
214 .cm-positive { color: rgb(34, 153, 34); }
215 .cm-header, .cm-strong { font-weight: 700; }
216 .cm-del { text-decoration: line-through; }
217 .cm-em { font-style: italic; }
218 .cm-link { text-decoration: underline; }
219 .cm-error { color: red; }
220 .cm-invalidchar { color: red; }
221 .cm-constant { color: rgb(38, 139, 210); }
222 .cm-defined { color: rgb(181, 137, 0); }
223 div.CodeMirror span.CodeMirror-matchingbracket { color: rgb(0, 255, 0); }
224 div.CodeMirror span.CodeMirror-nonmatchingbracket { color: rgb(255, 34, 34); }
225 .cm-s-inner .CodeMirror-activeline-background { background: inherit; }
226 .CodeMirror { position: relative; overflow: hidden; }
227 .CodeMirror-scroll { height: 100%; outline: 0px; position: relative; box-sizing: content-box; background: inherit; }
228 .CodeMirror-sizer { position: relative; }
229 .CodeMirror-gutter-filler, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler, .CodeMirror-vscrollbar { position: absolute; z-index: 6; display: none; }
230 .CodeMirror-vscrollbar { right: 0px; top: 0px; overflow: hidden; }
231 .CodeMirror-hscrollbar { bottom: 0px; left: 0px; overflow: hidden; }
232 .CodeMirror-scrollbar-filler { right: 0px; bottom: 0px; }
233 .CodeMirror-gutter-filler { left: 0px; bottom: 0px; }
234 .CodeMirror-gutters { position: absolute; left: 0px; top: 0px; padding-bottom: 30px; z-index: 3; }
235 .CodeMirror-gutter { white-space: normal; height: 100%; box-sizing: content-box; padding-bottom: 30px; margin-bottom: -32px; display: inline-block; }
236 .CodeMirror-gutter-wrapper { position: absolute; z-index: 4; background: 0px 0px !important; border: none !important; }
237 .CodeMirror-gutter-background { position: absolute; top: 0px; bottom: 0px; z-index: 4; }
238 .CodeMirror-gutter-elt { position: absolute; cursor: default; z-index: 4; }
239 .CodeMirror-lines { cursor: text; }
240 .CodeMirror pre { border-radius: 0px; border-width: 0px; background: 0px 0px; font-family: inherit; font-size: inherit; margin: 0px; white-space: pre; overflow-wrap: normal; color: inherit; z-index: 2; position: relative; overflow: visible; }
241 .CodeMirror-wrap pre { overflow-wrap: break-word; white-space: pre-wrap; word-break: normal; }
242 .CodeMirror-code pre { border-right: 30px solid transparent; width: fit-content; }
243 .CodeMirror-wrap .CodeMirror-code pre { border-right: none; width: auto; }
244 .CodeMirror-linebackground { position: absolute; left: 0px; right: 0px; top: 0px; bottom: 0px; z-index: 0; }
245 .CodeMirror-linewidget { position: relative; z-index: 2; overflow: auto; }
246 .CodeMirror-wrap .CodeMirror-scroll { overflow-x: hidden; }
247 .CodeMirror-measure { position: absolute; width: 100%; height: 0px; overflow: hidden; visibility: hidden; }
248 .CodeMirror-measure pre { position: static; }
249 .CodeMirror div.CodeMirror-cursor { position: absolute; visibility: hidden; border-right: none; width: 0px; }
250 .CodeMirror div.CodeMirror-cursor { visibility: hidden; }
251 .CodeMirror-focused div.CodeMirror-cursor { visibility: inherit; }
252 .cm-searching { background: rgba(255, 255, 0, 0.4); }
254 .CodeMirror div.CodeMirror-cursor { visibility: hidden; }
258 /* Flowchart variables */
259 /* Sequence Diagram variables */
260 /* Gantt chart variables */
278 text-align: center; }
288 stroke-width: 1.5px; }
291 background-color: #e8e8e8;
292 text-align: center; }
296 stroke: rgba(255, 255, 255, 0.25);
310 border: 1px solid rgba(255, 255, 255, 0.25);
312 pointer-events: none;
328 stroke-dasharray: '2 2';
333 stroke-dasharray: '2 2';
346 fill: lightgrey !important;
347 stroke: lightgrey !important; }
367 stroke-dasharray: '2 2';
371 stroke: rgba(255, 255, 255, 0.25);
392 /** Section styling */
398 fill: rgba(255, 255, 255, 0.3); }
430 shape-rendering: crispEdges; }
450 .taskText:not([font-size]) {
453 .taskTextOutsideRight {
459 .taskTextOutsideLeft {
464 /* Special case clickable */
468 .taskText.clickable {
470 fill: #003163 !important;
473 .taskTextOutsideLeft.clickable {
475 fill: #003163 !important;
478 .taskTextOutsideRight.clickable {
480 fill: #003163 !important;
483 /* Specific task settings for the sections*/
495 stroke: rgba(255, 255, 255, 0.5); }
511 stroke: rgba(255, 255, 255, 0.5); }
517 fill: #323D47 !important; }
532 fill: #323D47 !important; }
534 /* Tasks on the critical line */
559 shape-rendering: crispEdges; }
562 transform: rotate(45deg) scale(0.8, 0.8); }
565 font-style: italic; }
571 fill: #323D47 !important; }
577 fill: #323D47 !important; }
590 g.classGroup text .title {
591 font-weight: bolder; }
678 g.stateGroup circle {
679 fill: white !important;
680 stroke: white !important;
683 g.stateGroup .state-title {
700 .stateGroup .composit {
702 border-bottom: 1px; }
705 stroke: rgba(255, 255, 255, 0.25);
727 /** code highlight */
729 .cm-s-inner .cm-variable,
730 .cm-s-inner .cm-operator,
731 .cm-s-inner .cm-property {
735 .cm-s-inner .cm-keyword {
739 .cm-s-inner .cm-tag {
743 .cm-s-inner .cm-attribute {
747 .CodeMirror div.CodeMirror-cursor {
748 border-left: 1px solid #b8bfc6;
752 .cm-s-inner .cm-string {
756 .cm-s-inner .cm-comment,
757 .cm-s-inner.cm-comment {
761 .cm-s-inner .cm-header,
763 .cm-s-inner.cm-header,
768 .cm-s-inner .cm-quote,
769 .cm-s-inner.cm-quote {
777 .cm-s-inner .cm-link {
781 .cm-s-inner .cm-negative {
785 .cm-s-inner .cm-positive {
789 .cm-s-inner .cm-string-2 {
793 .cm-s-inner .cm-meta,
794 .cm-s-inner .cm-qualifier {
798 .cm-s-inner .cm-builtin {
802 .cm-s-inner .cm-bracket {
806 .cm-s-inner .cm-atom,
807 .cm-s-inner.cm-atom {
811 .cm-s-inner .cm-number {
815 .cm-s-inner .cm-variable {
819 .cm-s-inner .cm-variable-2 {
823 .cm-s-inner .cm-variable-3 {
827 .CodeMirror-selectedtext,
828 .CodeMirror-selected {
830 color: #fff !important;
834 .CodeMirror-gutters {
840 /** markdown source **/
841 .cm-s-typora-default .cm-header,
842 .cm-s-typora-default .cm-property
847 .CodeMirror.cm-s-typora-default div.CodeMirror-cursor{
848 border-left: 3px solid #b8bfc6;
851 .cm-s-typora-default .cm-comment {
855 .cm-s-typora-default .cm-string {
859 .cm-s-typora-default .cm-atom, .cm-s-typora-default .cm-number {
864 .cm-s-typora-default .cm-link {
868 .cm-s-typora-default .CodeMirror-activeline-background {
869 background: rgba(51, 51, 51, 0.72);
872 .cm-s-typora-default .cm-comment, .cm-s-typora-default .cm-code {
880 --side-bar-bg-color: #2E3033;
881 --text-color: #b8bfc6;
883 --select-text-bg-color:#4a89dc;
885 --item-hover-bg-color: #0a0d16;
886 --control-text-color: #b7b7b7;
887 --control-text-hover-color: #eee;
888 --window-border: 1px solid #555;
890 --active-file-bg-color: rgb(34, 34, 34);
891 --active-file-border-color: #8d8df0;
893 --primary-color: #a3d5fe;
895 --active-file-text-color: white;
896 --item-hover-bg-color: #70717d;
897 --item-hover-text-color: white;
898 --primary-color: #6dc1e7;
900 --rawblock-edit-panel-bd: #333;
902 --search-select-bg-color: #428bca;
911 -webkit-text-size-adjust: 100%;
912 -ms-text-size-adjust: 100%;
914 background: var(--bg-color);
916 line-height: 1.625rem;
929 div.code-tooltip-content {
931 border-color: transparent;
935 .md-hover-tip .md-arrow:after {
939 .popover.bottom > .arrow:after {
940 border-bottom-color: #333;
949 font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
955 margin: 24px 0 !important;
964 font-family: "Lucida Grande", "Corbel", sans-serif;
967 -ms-word-wrap: break-word;
968 word-wrap: break-word;
977 line-height: 2.75rem;
979 margin-bottom: 1.5rem;
981 letter-spacing: -1.5px;
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1860 <div id='write' class = 'is-node'><h1><a name="practicas-para-realizar-en-el-cluster-de-raspberry-pi" class="md-header-anchor"></a><span>Practicas para realizar en el cluster de Raspberry Pi</span></h1><h2><a name="1--basic-trafic-engineering" class="md-header-anchor"></a><span>1- Basic Trafic Engineering</span></h2><blockquote><p><span>El objetivo de esta practica es entender el concepto de las redes definidas por software y sus ventajas, asi como mostrar como el controlador SDN puede decirle a los OVS que se comporten de una manera u otra, enviando el trafico deseado de un sitio a otro.</span></p></blockquote><h4><a name="-creacion-de-topologia" class="md-header-anchor"></a><span>-Creacion de topologia</span></h4><p><span> </span><span>Para empezar, vamos a crear una topologia de 3 switches y 3 hosts, conectados como se muestra en la siguiente figura. Posteriormente vamos a iniciar el controlador con la aplicacion </span><em><span>Switching</span></em><span>.</span></p><p><img src="img/toposwitch.png" align="left" style="zoom:40%;" width="500" /></p><p> </p><p><span> </span><span>Observe y asegurese que los flowtable de los switches estan por defecto. Una vez visto esto, el objetivo es simplemente obtener conectividad entre h1 y h2, modificando estos flow entry mediante una API REST haciendo peticiones al controlador SDN. </span></p><h4><a name="--configuracion-de-los-ovs-mediante-peticiones-al-controlador-sdn" class="md-header-anchor"></a><span>- Configuracion de los OVS mediante peticiones al controlador SDN</span></h4><p><span> </span><span>Para esto, nos dirijimos a la consola de la Raspberry principal (rpi1) y en la carpeta scripts ejecutamos el codigo </span><em><span>basicflow.sh</span></em><span>, el cual se tiene una muestra mas abajo, y no es mas que realizar POST al controlador con los parametros que deseamos configurar. En esta peticion se envia el DPID del switch deseado, y los respectivos campos de OpenFlow, tales como el match y los actions. </span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="bash" style="break-inside: unset;"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="bash"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 4px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><span><span></span>x</span></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#!/bin/bash</span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">: <span class="cm-string">'</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Written by: Felix G. Tejada</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text=""></span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">This script is applied to a linear <span class="cm-number">3</span> topo, just <span class="cm-keyword">for</span> show the example of basic TE.</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-string">'</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> DELETE http://localhost:8080/stats/flowentry/clear/1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"adding new flows entry to switches 1 and 2"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"dpid"</span>: <span class="cm-number">1</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"cookie"</span>: <span class="cm-number">0</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"cookie_mask"</span>: <span class="cm-number">0</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"table_id"</span>: <span class="cm-number">0</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"idle_timeout"</span>: <span class="cm-number">0</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"hard_timeout"</span>: <span class="cm-number">0</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"priority"</span>: <span class="cm-number">100</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"flags"</span>: <span class="cm-number">0</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"match"</span>:{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"in_port"</span>:1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> },</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"actions"</span>:[</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"type"</span>:<span class="cm-string">"OUTPUT"</span>,</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-string">"port"</span>: <span class="cm-number">2</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> ]</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }<span class="cm-string">' http://localhost:8080/stats/flowentry/add</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text=""></span></span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 728px;"></div><div class="CodeMirror-gutters" style="display: none; height: 728px;"></div></div></div></pre><p><span> </span><span>Notese que la idea es limpiar todo lo que tenga el switch en ese momento, y decirle basicamente "Todo el trafico recivido por el puerto 1 sacalo por el puerto 2". Siguiendo esta logica, se crea un camino por el cual fluye el trafico, en nuestro ejemplo, conectividad entre h1 y h2.</span></p><p><span> </span><span>Una vez ejecutado, compruebe que se actualizaron los flows de los switches 1 y 2, ademas de que existe conectividad entre h1 y h2 haciendo ping. </span></p><p><span> </span><span>Compruebe que no existe conectividad entre h1 y h3, debido a que no existe ninguna ruta especificada.</span></p><h2><a name="2--enrutamiento-estatico-con-api-rest" class="md-header-anchor"></a><span>2- Enrutamiento estatico con API REST</span></h2><blockquote><p><span>El objetivo de esta practica consiste en crear una topologia serial de 3 switches y 3 host, como se muestra en la siguiente imagen. Asi, solo se debe tener conectividad entre todas las redes de h1,h2 y h3.</span></p></blockquote><p><img src="img/toporouting.png" align="left" style="zoom:40%;" width="500" /></p><p><span> </span><span>Para esto, mediante la pagina web cree la topologia, inicie el controlador con la aplicacion </span><em><span>REST Router</span></em><span> , confirme que en el controlador se muestra que los switches fueron reconocidos y proceda a configurar las direcciones IP de los hosts. </span></p><h4><a name="-configuracion-de-direcciones-ip-a-los-hosts-virtuales" class="md-header-anchor"></a><span>-Configuracion de direcciones IP a los hosts virtuales</span></h4><p><span> </span><span>Para configurar estas direcciones IP, utilice los comandos </span><code>h[x] ip addr del 10.0.0.[x]/8 dev h[x]-eth0</code><span> para eliminar la IP por defecto, siendo [x] el host deseado, y asimismo con el comando </span><code>ip addr add</code><span> configure las demas direcciones. Asi mismo, configure los gateway necesarios con el comando </span><code>ip route add default via [direccion_ip_gateway]</code><span>. </span></p><p><span> </span><span>Entendemos que este proceso puede ser algo tedioso, por lo cual hemos creado un script, el cual se encuentra en la carpeta </span><em><span>scripts</span></em><span> de la Raspberry principal. Para ejecutarlo, simplemente ejecutelo con </span><code>./hostadress.sh</code><span>. </span></p><p><span> </span><span>Compruebe mediante la web que se realizaron las configuraciones con el comando </span><code>h[x] ifconfig h[x]-eth0</code><span> </span></p><h4><a name="-programar-el-controlador-para-que-los-switches-conozcan-las-redes" class="md-header-anchor"></a><span>-Programar el controlador para que los switches conozcan las redes</span></h4><p><span> </span><span>Par este paso, necesita hacer uso del API REST de la aplicacion de RYU. </span></p><p><span> </span><span>Entendemos que esto puede ser un poco tedioso, por lo cual hemos creado un script que se encuentra en la carpeta </span><em><span>scripts</span></em><span> que realiza estas configuraciones de manera automatica, solo ejecutandolo con </span><code>./routerflows.sh</code><span>. Mas abajo se muestra un fragmento del script, para que se entienda que es lo que esta ocurriendo.</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="bash" style="break-inside: unset;"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="bash"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 4px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#!/bin/bash</span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">: <span class="cm-string">'</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Este script hace peticiones HTTP POST a la API REST del codigo que debe estar corriendo</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">en el controlador,llamado rest_router.py.</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Written by: Felix Tejada & Oscar Rodriguez</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-string">'</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"Setting address to the routers..."</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{"address":"172.16.10.1/24"}'</span> http://localhost:8080/router/0000000000000002</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{"address": "172.16.30.1/24"}'</span> http://localhost:8080/router/0000000000000002</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{"address": "192.168.10.1/24"}'</span> http://localhost:8080/router/0000000000000002</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{"address":"172.16.20.1/24"}'</span> http://localhost:8080/router/0000000000000001</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{"address": "172.16.30.30/24"}'</span> http://localhost:8080/router/0000000000000001</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{"address": "192.168.30.1/24"}'</span> http://localhost:8080/router/0000000000000003</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">curl</span> <span class="cm-attribute">-X</span> POST <span class="cm-attribute">-d</span> <span class="cm-string">'{"address": "192.168.10.20/24"}'</span> http://localhost:8080/router/0000000000000003</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 650px;"></div><div class="CodeMirror-gutters" style="display: none; height: 650px;"></div></div></div></pre><p><span> </span><span>Una vez ejecutado, mediante la pagina web, compruebe que cada switch tiene seteado sus flow entrys correctamente en el apartado </span><em><span>flow tables</span></em><span>. </span></p><p><span> </span><span>Compruebe que existe conectividad entre h1 y h2 ejecutando el comando </span><code>h1 ping -c 4 h2</code><span>. Para ver el camino recorrido, ejecute </span><code>h1 traceroute h2</code><span>.</span></p><p><span> </span><span>Si desea eliminar todos los flowentry de los switches, y simplemente dejarlos con su flow por defecto, en la pagina web presione el boton </span><em><span>Reset flows</span></em><span> del apartado </span><em><span>Flow Tables</span></em><span>.</span></p><h2><a name="3--creando-un-micro-web-server" class="md-header-anchor"></a><span>3- Creando un micro web server</span></h2><blockquote><p><span>El objetivo de esta practica es la de comprobar conectividad entre dos host virtuales, por ejemplo h1 y h2, ejecutando un servicio web.</span></p></blockquote><h3><a name="preparando-archivos" class="md-header-anchor"></a><span>Preparando archivos</span></h3><p><span>Para poder hacer una pequna web que podamos navegar vamos a hacer lo siguiente:</span>
1861 <span>Necesitamos crear un archivo, el cual sera un script en bash con lo que deseamos ver en el cliente. Para crear esto en un host especifico, escribimos </span><code>h[x] echo "[pegar texto de abajo]" > test.sh</code><span> , donde x es el id del host deseado.</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="bash" style="break-inside: unset;"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="bash"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 4px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#!/bin/bash</span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text=""></span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"************PRINT SOME TEXT***************\n"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"Hello World!!!"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"\n"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text=""></span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"Resources:"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">vmstat <span class="cm-attribute">-S</span> M</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"\n"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text=""></span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"Addresses:"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"</span><span class="cm-quote">$(ifconfig)</span><span class="cm-string">"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"\n"</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text=""></span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text=""></span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-builtin">echo</span> <span class="cm-string">"</span><span class="cm-quote">$(gpio readall)</span><span class="cm-string">"</span></span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 416px;"></div><div class="CodeMirror-gutters" style="display: none; height: 416px;"></div></div></div></pre><h3><a name="iniciando-el-servidor" class="md-header-anchor"></a><span>Iniciando el servidor</span></h3><p><span>En el host que funcionara como servidor corremos el comando </span><code>h[x] while true; do { echo -e 'HTTP/1.1 200 OK\r\n'; sh test.sh; } | nc -l 1234 -q 1; done &</code><span>, donde x es el id del host deseado.</span></p><h3><a name="accediendo-al-servidor" class="md-header-anchor"></a><span>Accediendo al servidor</span></h3><p><span>En cualquier otro host que tenga conectividad con el server solo tienes que realizar </span><code>h[x] curl -X GET http://_ipdelserver_:124</code><span> , siendo x el id de cualquier host. Asi podras ver tu web servida</span>
1862 <span>En caso de acceder desde una consola se puede instalar el software w3m y con este navegador par aconsola acceder a la web.</span></p></div>
1871 <%include ../../partials/footer%>