{"id":1783,"date":"2022-04-04T07:06:08","date_gmt":"2022-04-04T07:06:08","guid":{"rendered":"http:\/\/www.scmgalaxy.com\/tutorials\/?p=1783"},"modified":"2022-12-23T06:19:53","modified_gmt":"2022-12-23T06:19:53","slug":"need-document-links-for-svn-hooks-properties","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/need-document-links-for-svn-hooks-properties\/","title":{"rendered":"SVN hooks Tutorials &#038; Guide"},"content":{"rendered":"\n\n\n<h2 class=\"wp-block-heading\">What is Hooks?<\/h2>\n\n\n\n<p>A hook script is a program triggered by some repository event, such as the creation of a new revision or the modification of an unversioned property. Each hook is handed enough information to tell what that event is, what target(s) it&#8217;s operating on, and the username of the person who triggered the event.<\/p>\n\n\n\n<p>Server hooks are scripts that run automatically every time a particular event occurs in the StarTeam repository. Server hooks allow the user to trigger customizable actions at key points in the development life cycle.<\/p>\n\n\n\n<p>The subversion version control system has a wonderfully handy feature called hooks. Hooks are essentially scripts that are triggered by a version control event (such as a commits, or revision property changes).<\/p>\n\n\n\n<p>Subversion Hooks are located in your repository directory (so if you have multiple repositories you have to setup hooks for each one) in a directory called hooks, perhaps something like this: \/home\/svn\/projectName\/hooks.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What is SVN Hooks?<\/h2>\n\n\n\n<p>Subversion repositories provide a number of event hooks which are essentially opportunities for administrators to extend Subversion&#8217;s functionality at key moments of key operations. Repository hooks are implemented as programs executed by Subversion itself at those key moments\u2014before and after a commit, before and after a user locks a file, and so on.<\/p>\n\n\n\n<p>Subversion repositories provide a number of event hooks which are essentially opportunities for administrators to extend Subversion&#8217;s functionality at key moments of key operations.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to setup SVN SVN Hooks<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">Types of SVN Hooks<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>start-commit &#8211; Notification of the beginning of a commit.<\/li><li>pre-commit &#8211; Notification just prior to commit completion.<\/li><li>post-commit &#8211; Notification of a successful commit.<\/li><li>pre-revprop-change &#8211; Notification of a revision property change attempt.<\/li><li>post-revprop-change &#8211; Notification of a successful revision property change.<\/li><li>pre-lock &#8211; Notification of a path lock attempt.<\/li><li>post-lock &#8211; Notification of a successful path lock.<\/li><li>pre-unlock &#8211; Notification of a path unlock attempt.<\/li><li>post-unlock &#8211; Notification of a successful path unlock.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">What is pre-commit hook in SVN?<\/h2>\n\n\n\n<p>A pre-commit hook is a feature available in the Subversion version control system that allows code to be validated before it is committed to the repository. The PHP_CodeSniffer pre-commit hook allows you to check code for coding standard errors and stop the commit process if errors are found.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Where are SVN hooks stored?.<\/h2>\n\n\n\n<p>Subversion Hooks are located in your repository directory (so if you have multiple repositories you have to setup hooks for each one) in a directory called hooks , perhaps something like this: \/home\/svn\/projectName\/hooks .<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How To setup an SVN Pre-Commit Hook?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Find the hooks directory for your repo.<\/li><li>There should be a pre-commit. tmpl file there &#8211; rename it to pre-commit (no extension)<\/li><li>Restart the SVN server.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to write SVN Hooks Script?<\/h2>\n\n\n\n<p>You can write your hook using C or C++ if you like. Most people use Perl or Python.<\/p>\n\n\n\n<p>The main thing is that svnlook should be used in your hook script and not svn. svnlook is faster and safer than svn. In fact, in pre-commit scripts, you have to use svnlook since you don&#8217;t have a repository revision.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Use Cases of SVN Hooks?<\/h2>\n\n\n<a href=\"https:\/\/www.devopsschool.com\/blog\/wp-content\/uploads\/2017\/12\/svn-hooks-tutorials.pdf\" class=\"pdfemb-viewer\" style=\"\" data-width=\"max\" data-height=\"max\" data-toolbar=\"both\" data-toolbar-fixed=\"on\">svn-hooks-tutorials<\/a>\n<p class=\"wp-block-pdfemb-pdf-embedder-viewer\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Reference<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>https:\/\/svnbook.red-bean.com\/en\/1.8\/svn.ref.reposhooks.html<\/li><li>http:\/\/svn.apache.org\/repos\/asf\/subversion\/trunk\/tools\/hook-scripts\/<\/li><li>http:\/\/svn.apache.org\/repos\/asf\/subversion\/trunk\/contrib\/hook-scripts\/<\/li><li>http:\/\/svn.code.sf.net\/p\/tortoisesvn\/code\/trunk\/contrib\/hook-scripts\/<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Some Example SVN Hooks Code<\/h2>\n\n\n\n<script src=\"https:\/\/gist.github.com\/devops-school\/a5f33031537a344644daec1c53cdaee6.js\"><\/script>\n","protected":false},"excerpt":{"rendered":"<p>What is Hooks? A hook script is a program triggered by some repository event, such as the creation of a new revision or the modification of an&#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[2],"tags":[395],"class_list":["post-1783","post","type-post","status-publish","format-standard","hentry","category-uncategorised","tag-svn"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/1783","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/comments?post=1783"}],"version-history":[{"count":2,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/1783\/revisions"}],"predecessor-version":[{"id":29443,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/1783\/revisions\/29443"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=1783"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=1783"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=1783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}