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authorjames <james@e7ae566f-a301-0410-adde-c780ea21d3b5>2005-10-16 12:24:10 +0000
committerjames <james@e7ae566f-a301-0410-adde-c780ea21d3b5>2005-10-16 12:24:10 +0000
commitf49eab6232a599968ab3c9920e9b5cfea3cf2c33 (patch)
tree46379e1e4dc11c124185ceb08ba197cb5e7136f7 /plugin/README
parentChangeLog edit (diff)
downloadopenvpn-f49eab6232a599968ab3c9920e9b5cfea3cf2c33.tar.xz
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git-svn-id: http://svn.openvpn.net/projects/openvpn/branches/BETA21/openvpn@638 e7ae566f-a301-0410-adde-c780ea21d3b5
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+OpenVPN Plugins
+---------------
+
+Starting with OpenVPN 2.0-beta17, compiled plugin modules are
+supported on any *nix OS which includes libdl or on Windows.
+One or more modules may be loaded into OpenVPN using
+the --plugin directive, and each plugin module is capable of
+intercepting any of the script callbacks which OpenVPN supports:
+
+(1) up
+(2) down
+(3) route-up
+(4) ipchange
+(5) tls-verify
+(6) auth-user-pass-verify
+(7) client-connect
+(8) client-disconnect
+(9) learn-address
+
+See the openvpn-plugin.h file in the top-level directory of the
+OpenVPN source distribution for more detailed information
+on the plugin interface.
+
+Included Plugins
+----------------
+
+auth-pam -- Authenticate using PAM and a split privilege
+ execution model which functions even if
+ root privileges or the execution environment
+ have been altered with --user/--group/--chroot.
+ Tested on Linux only.
+
+down-root -- Enable the running of down scripts with root privileges
+ even if --user/--group/--chroot have been used
+ to drop root privileges or change the execution
+ environment. Not applicable on Windows.
+
+examples -- A simple example that demonstrates a portable
+ plugin, i.e. one which can be built for *nix
+ or Windows from the same source.
+
+Building Plugins
+----------------
+
+cd to the top-level directory of a plugin, and use the
+"make" command to build it. The examples plugin is
+built using a build script, not a makefile.