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| 1 | <?xml version="1.0" encoding="UTF-8" standalone="no"?> | 1 | <?xml version="1.0" encoding="UTF-8" standalone="no"?> |
| 2 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title xmlns:d="http://docbook.org/ns/docbook">5.2.6. Monitoring Changes to File Attributes</title><link rel="stylesheet" type="text/css" href="Common_Content/css/default.css" /><link rel="stylesheet" media="print" href="Common_Content/css/print.css" type="text/css" /><meta xmlns:d="http://docbook.org/ns/docbook" name="generator" content="not publican" /><meta xmlns:d="http://docbook.org/ns/docbook" name="package" content="" /><link rel="home" href="index.html" title="SystemTap Beginners Guide" /><link rel="up" href="mainsect-disk.html" title="5.2. Disk" /><link rel="prev" href="inodewatchsect.html" title="5.2.5. Monitoring Reads and Writes to a File" /><link rel="next" href="ioblktimesect.html" title="5.2.7. Periodically Print I/O Block Time" /></head><body><p id="title"></p><ul class="docnav top"><li class="previous"><a accesskey="p" href="inodewatchsect.html"><strong>Prev</strong></a></li><li class="home">SystemTap Beginners Guide</li><li class="next"><a accesskey="n" href="ioblktimesect.html"><strong>Next</strong></a></li></ul><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="inodewatch2sect"> | 2 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title xmlns:d="http://docbook.org/ns/docbook">5.2.6. Monitoring Changes to File Attributes</title><link rel="stylesheet" type="text/css" href="Common_Content/css/default.css" /><link rel="stylesheet" media="print" href="Common_Content/css/print.css" type="text/css" /><meta xmlns:d="http://docbook.org/ns/docbook" name="generator" content="not publican" /><meta xmlns:d="http://docbook.org/ns/docbook" name="package" content="" /><link rel="home" href="index.html" title="SystemTap Beginners Guide" /><link rel="up" href="mainsect-disk.html" title="5.2. Disk" /><link rel="prev" href="inodewatchsect.html" title="5.2.5. Monitoring Reads and Writes to a File" /><link rel="next" href="ioblktimesect.html" title="5.2.7. Periodically Print I/O Block Time" /></head><body><p id="title"></p><ul class="docnav top"><li class="previous"><a accesskey="p" href="inodewatchsect.html"><strong>Prev</strong></a></li><li class="home">SystemTap Beginners Guide</li><li class="next"><a accesskey="n" href="ioblktimesect.html"><strong>Next</strong></a></li></ul><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="inodewatch2sect"> |
| 3 | </a>5.2.6. Monitoring Changes to File Attributes</h3></div></div></div><a id="idm47006120648096" class="indexterm"></a><a id="idm47006123440304" class="indexterm"></a><a id="idm47006122889408" class="indexterm"></a><a id="idm47006125621024" class="indexterm"></a><a id="idm47006129017872" class="indexterm"></a><div class="para">This section describes how to monitor if any processes are changing the attributes of a targeted file, in real time. </div><div class="para"><div xmlns:d="http://docbook.org/ns/docbook" class="title">inodewatch2.stp</div> | 3 | </a>5.2.6. Monitoring Changes to File Attributes</h3></div></div></div><a id="idp71890965596144" class="indexterm"></a><a id="idp71890965529248" class="indexterm"></a><a id="idp71890973874016" class="indexterm"></a><a id="idp71890971902848" class="indexterm"></a><a id="idp71890968752592" class="indexterm"></a><div class="para">This section describes how to monitor if any processes are changing the attributes of a targeted file, in real time. </div><div class="para"><div xmlns:d="http://docbook.org/ns/docbook" class="title">inodewatch2.stp</div> |
| 4 | <pre class="programlisting">#! /usr/bin/env stap | 4 | <pre class="programlisting">#! /usr/bin/env stap |
| 5 | 5 | ||
| 6 | global ATTR_MODE = 1 | 6 | global ATTR_MODE = 1 |
| 7 | 7 | ||
| 8 | probe kernel.function("setattr_copy")!, | 8 | probe kernel.{function("setattr_copy")!, |
| 9 | kernel.function("generic_setattr")!, | 9 | function("generic_setattr")!, |
| 10 | kernel.function("inode_setattr") { | 10 | function("inode_setattr")} { |
| 11 | dev_nr = $inode->i_sb->s_dev | 11 | dev_nr = $inode->i_sb->s_dev |
| 12 | inode_nr = $inode->i_ino | 12 | inode_nr = $inode->i_ino |
| 13 | 13 | ||