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Rasmus Lerdorf
2021-03-31 07:41:21 -07:00
parent 0bd7e9b262
commit dcd3832e61
4 changed files with 69 additions and 56 deletions
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115
dublin21.html
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@@ -169,6 +169,8 @@ Some teams barely touch PHP, if at all<br />
Global, Internal Load Balancer<br />
Managed Instance Groups<br />
Many other stacks not shown, like beacons, assets, downloads<br />
Gearman for longer-running Asynchronous tasks<br />
Crons for non-request triggered<br />
</aside>
</section> </section>
<section>
@@ -258,6 +260,60 @@ And fan out to the API<br />
&lt;/ul&gt;
&lt;/div&gt;</code></pre>
</section> </section>
<section>
<section id="phan">
<h1 style="text-align:center;">Static Analysis</h1>
<br/>
<br/>
<div align="center" style="font-size: 2em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/phan/phan" target="">github.com/phan/phan</a></div>
</section>
<section id="phan0" >
<p class="p" style="font-size:1.5em;text-align:left;">Install with composer</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ composer require --dev phan/phan</code></pre>
<p class="p" style="font-size:1.5em;text-align:left;">Create .phan/config.php</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >return [
'target_php_version' =&gt; '8.0',
'directory_list' =&gt; [ 'src/' ],
&quot;exclude_analysis_directory_list&quot; =&gt; [ 'vendor/' ],
];</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ ./vendor/bin/phan</code></pre>
</section>
<section id="phan2" >
<p class="p" style="font-size:1.5em;text-align:center;">Phan in Browser</p>
<div align="center" style="font-size: 2em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://phan.github.io/demo/" target="">phan.github.io/demo/</a></div>
</section>
<section id="phan3" >
<p class="p" style="font-size:1.5em;text-align:center;">Dependency Graph Plugin</p>
<div align="center" style="font-size: 2em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="http://pdep.lerdorf.com/?mode=class&node=\Grav\Common\File\CompiledFile&d=1" target="">pdep example</a></div>
<aside class="notes"><br />
Show what depends on the \Grav\Common\File\CompiledFile trait<br />
</aside>
</section>
<section id="phan4" >
<p class="p" style="font-size:2em;text-align:left;">Daemon mode</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ phan --daemonize-tcp-port default &amp;
[1] 28610
Listening for Phan analysis requests at tcp://127.0.0.1:4846
Awaiting analysis requests for directory '/home/rasmus/phan_demo'
$ vi src/script.php</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ phan_client -l src/script.php
Phan error: TypeError: PhanTypeMismatchArgument: Argument 1 (union) is array{0:1} but \C::fn() takes int|string defined at src/script.php:8 in src/script.php on line 14
Phan error: TypeError: PhanTypeMismatchArgument: Argument 3 (shaped) is array{max:10} but \C::fn() takes array{mode:string,max:int} defined at src/script.php:8 in src/script.php on line 16</code></pre>
<aside class="notes"><br />
You can run keep the entire graph in memory using daemon mode<br />
which allows editor integration...<br />
</aside>
</section>
<section id="phan5" >
<p class="p" style="font-size:1.5em;text-align:left;">vim integration</p>
<div id="container">
<video id='video' controls="controls" preload='none' onclick='this.paused ? this.play() : this.pause();'
width="1848" >
<source id='mp4' src="presentations/slides/intro/phanvid.mp4" type='video/mp4'/>
<p>Your user agent does not support the HTML5 Video element.</p>
</video>
</div> </section> </section>
<section>
<section id="phpspy">
<h1 style="text-align:center;">phpspy</h1>
@@ -355,64 +411,15 @@ process_vm_readv: No such process</code></pre>
<p class="p" style="font-size:1.1em;text-align:left;">Generate a flame graph</p>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;" >$ phpspy phan &gt; /tmp/output
$ cat /tmp/output | stackcollapse-phpspy.pl | flamegraph.pl &gt; flame.svg</code></pre>
<aside class="notes"><br />
sudo ptop<br />
cd ~/phan<br />
phan<br />
</aside>
</section>
<section id="spy5" >
<object data="/presentations/slides/intro/phan.svg" type="image/svg+xml" align="center" width="80%" height="80%">Use a newer browser, please</object>
</section> </section>
<section>
<section id="phan">
<h1 style="text-align:center;">Static Analysis</h1>
<br/>
<br/>
<div align="center" style="font-size: 2em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/phan/phan" target="">github.com/phan/phan</a></div>
</section>
<section id="phan0" >
<p class="p" style="font-size:1.5em;text-align:left;">Install with composer</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ composer require --dev phan/phan</code></pre>
<p class="p" style="font-size:1.5em;text-align:left;">Create .phan/config.php</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >return [
'target_php_version' =&gt; '8.0',
'directory_list' =&gt; [ 'src/' ],
&quot;exclude_analysis_directory_list&quot; =&gt; [ 'vendor/' ],
];</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ ./vendor/bin/phan</code></pre>
</section>
<section id="phan2" >
<p class="p" style="font-size:1.5em;text-align:center;">Phan in Browser</p>
<div align="center" style="font-size: 2em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://phan.github.io/demo/" target="">phan.github.io/demo/</a></div>
</section>
<section id="phan3" >
<p class="p" style="font-size:1.5em;text-align:center;">Dependency Graph Plugin</p>
<div align="center" style="font-size: 2em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="http://pdep.lerdorf.com/?mode=class&node=\Grav\Common\File\CompiledFile&d=1" target="">pdep example</a></div>
<aside class="notes"><br />
Show what depends on the \Grav\Common\File\CompiledFile trait<br />
</aside>
</section>
<section id="phan4" >
<p class="p" style="font-size:2em;text-align:left;">Daemon mode</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ phan --daemonize-tcp-port default &amp;
[1] 28610
Listening for Phan analysis requests at tcp://127.0.0.1:4846
Awaiting analysis requests for directory '/home/rasmus/phan_demo'
$ vi src/script.php</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;" >$ phan_client -l src/script.php
Phan error: TypeError: PhanTypeMismatchArgument: Argument 1 (union) is array{0:1} but \C::fn() takes int|string defined at src/script.php:8 in src/script.php on line 14
Phan error: TypeError: PhanTypeMismatchArgument: Argument 3 (shaped) is array{max:10} but \C::fn() takes array{mode:string,max:int} defined at src/script.php:8 in src/script.php on line 16</code></pre>
<aside class="notes"><br />
You can run keep the entire graph in memory using daemon mode<br />
which allows editor integration...<br />
</aside>
</section>
<section id="phan5" >
<p class="p" style="font-size:1.5em;text-align:left;">vim integration</p>
<div id="container">
<video id='video' controls="controls" preload='none' onclick='this.paused ? this.play() : this.pause();'
width="1848" >
<source id='mp4' src="presentations/slides/intro/phanvid.mp4" type='video/mp4'/>
<p>Your user agent does not support the HTML5 Video element.</p>
</video>
</div> </section> </section>
<section>
<section id="deploy">
<h1 style="text-align:center;">Let's deploy it!</h1>

2
dublin21.xml
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@@ -26,8 +26,8 @@
<slide>slides/intro/etsyphp.xml</slide>
<slide>slides/intro/etsyframework.xml</slide>
<slide>slides/intro/phpspy.xml</slide>
<slide>slides/intro/phan_2019.xml</slide>
<slide>slides/intro/phpspy.xml</slide>
<slide>slides/intro/deploy_2016.xml</slide>
<slide>slides/intro/etsy_deploy.xml</slide>
<slide>slides/intro/supported.xml</slide>

2
slides/intro/etsyphp.xml
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@@ -25,6 +25,8 @@ Some teams barely touch PHP, if at all
Global, Internal Load Balancer
Managed Instance Groups
Many other stacks not shown, like beacons, assets, downloads
Gearman for longer-running Asynchronous tasks
Crons for non-request triggered
</notes>
</slide>

6
slides/intro/phpspy.xml
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@@ -105,7 +105,11 @@ $ sudo phpspy -m php src/phan.php
$ phpspy phan > /tmp/output
$ cat /tmp/output | stackcollapse-phpspy.pl | flamegraph.pl > flame.svg
]]></example>
<notes>
sudo ptop
cd ~/phan
phan
</notes>
<break lines="1" section="spy5"/>
<object filename="phan.svg" type="image/svg+xml" width="80%" height="80%" align="center"/>