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Diffstat (limited to 'lib/common_test/doc/src')
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diff --git a/lib/common_test/doc/src/ct_slave.xml b/lib/common_test/doc/src/ct_slave.xml new file mode 100644 index 0000000000..ceebf51f1a --- /dev/null +++ b/lib/common_test/doc/src/ct_slave.xml @@ -0,0 +1,139 @@ +<?xml version="1.0" encoding="latin1" ?> +<!DOCTYPE erlref SYSTEM "erlref.dtd"> +<erlref> +<header> +<title>ct_slave</title> +<prepared></prepared> +<responsible></responsible> +<docno>1</docno> +<approved></approved> +<checked></checked> +<date></date> +<rev>A</rev> +<file>ct_slave.xml</file></header> +<module>ct_slave</module> +<modulesummary>Common Test Framework functions for starting and stopping nodes for +Large Scale Testing.</modulesummary> +<description> +<p>Common Test Framework functions for starting and stopping nodes for +Large Scale Testing.</p> + + <p>This module exports functions which are used by the Common Test Master + to start and stop "slave" nodes. It is the default callback module for the + <c>{init, node_start}</c> term of the Test Specification.</p></description> +<funcs> +<func> +<name>start(Node) -> Result</name> +<fsummary>Starts an Erlang node with name Node on the local host.</fsummary> +<type> +<v>Node = atom()</v><v>Result = {ok, NodeName} | {error, already_started, NodeName} | {error, started_not_connected, NodeName} | {error, boot_timeout, NodeName} | {error, init_timeout, NodeName} | {error, startup_timeout, NodeName} | {error, not_alive, NodeName}</v><v>NodeName = atom()</v></type> +<desc><marker id="start-1"/> + +<p>Starts an Erlang node with name <c>Node</c> on the local host.</p> +<p><em>See also:</em> <seealso marker="#start-3">start/3</seealso>.</p> +</desc></func> +<func> +<name>start(Host, Node) -> Result</name> +<fsummary>Starts an Erlang node with name Node on host + Host with the default options.</fsummary> +<type> +<v>Node = atom()</v><v>Host = atom()</v><v>Result = {ok, NodeName} | {error, already_started, NodeName} | {error, started_not_connected, NodeName} | {error, boot_timeout, NodeName} | {error, init_timeout, NodeName} | {error, startup_timeout, NodeName} | {error, not_alive, NodeName}</v><v>NodeName = atom()</v></type> +<desc><marker id="start-2"/> + +<p>Starts an Erlang node with name <c>Node</c> on host + <c>Host</c> with the default options.</p> +<p><em>See also:</em> <seealso marker="#start-3">start/3</seealso>.</p> +</desc></func> +<func> +<name>start(Host, Node, Options::Opts) -> Result</name> +<fsummary>Starts an Erlang node with name Node on host + Host as specified by the combination of options in + Opts.</fsummary> +<type> +<v>Node = atom()</v><v>Host = atom()</v><v>Opts = [OptTuples]</v><v>OptTuples = {username, Username} | {password, Password} | {boot_timeout, BootTimeout} | {init_timeout, InitTimeout} | {startup_timeout, StartupTimeout} | {startup_functions, StartupFunctions} | {monitor_master, Monitor} | {kill_if_fail, KillIfFail} | {erl_flags, ErlangFlags}</v><v>Username = string()</v><v>Password = string()</v><v>BootTimeout = integer()</v><v>InitTimeout = integer()</v><v>StartupTimeout = integer()</v><v>StartupFunctions = [StartupFunctionSpec]</v><v>StartupFunctionSpec = {Module, Function, Arguments}</v><v>Module = atom()</v><v>Function = atom()</v><v>Arguments = [term]</v><v>Monitor = bool()</v><v>KillIfFail = bool()</v><v>ErlangFlags = string()</v><v>Result = {ok, NodeName} | {error, already_started, NodeName} | {error, started_not_connected, NodeName} | {error, boot_timeout, NodeName} | {error, init_timeout, NodeName} | {error, startup_timeout, NodeName} | {error, not_alive, NodeName}</v><v>NodeName = atom()</v></type> +<desc><marker id="start-3"/> + +<p>Starts an Erlang node with name <c>Node</c> on host + <c>Host</c> as specified by the combination of options in + <c>Opts</c>.</p> + + <p>Options <c>Username</c> and <c>Password</c> will be used + to log in onto the remote host <c>Host</c>. + Username, if omitted, defaults to the current user name, + and password is empty by default.</p> + + <p>A list of functions specified in the <c>Startup</c> option will be + executed after startup of the node. Note that all used modules should be + present in the code path on the <c>Host</c>.</p> + + <p>The timeouts are applied as follows: + <list> + <item> + <c>BootTimeout</c> - time to start the Erlang node, in seconds. + Defaults to 3 seconds. If node does not become pingable within this time, + the result <c>{error, boot_timeout, NodeName}</c> is returned; + </item> + <item> + <c>InitTimeout</c> - time to wait for the node until it calls the + internal callback function informing master about successfull startup. + Defaults to one second. + In case of timed out message the result + <c>{error, init_timeout, NodeName}</c> is returned; + </item> + <item> + <c>StartupTimeout</c> - time to wait intil the node finishes to run + the <c>StartupFunctions</c>. Defaults to one second. + If this timeout occurs, the result + <c>{error, startup_timeout, NodeName}</c> is returned. + </item> + </list></p> + + <p>Option <c>monitor_master</c> specifies, if the slave node should be + stopped in case of master node stop. Defaults to false.</p> + + <p>Option <c>kill_if_fail</c> specifies, if the slave node should be + killed in case of a timeout during initialization or startup. + Defaults to true. Note that node also may be still alive it the boot + timeout occurred, but it will not be killed in this case.</p> + + <p>Option <c>erlang_flags</c> specifies, which flags will be added + to the parameters of the <c>erl</c> executable.</p> + + <p>Special return values are: + <list> + <item><c>{error, already_started, NodeName}</c> - if the node with + the given name is already started on a given host;</item> + <item><c>{error, started_not_connected, NodeName}</c> - if node is + started, but not connected to the master node.</item> + <item><c>{error, not_alive, NodeName}</c> - if node on which the + <c>ct_slave:start/3</c> is called, is not alive. Note that + <c>NodeName</c> is the name of current node in this case.</item> + </list></p> + +</desc></func> +<func> +<name>stop(Node) -> Result</name> +<fsummary>Stops the running Erlang node with name Node on + the localhost.</fsummary> +<type> +<v>Node = atom()</v><v>Result = {ok, NodeName} | {error, not_started, NodeName} | {error, not_connected, NodeName} | {error, stop_timeout, NodeName}</v><v>NodeName = atom()</v></type> +<desc><marker id="stop-1"/> + +<p>Stops the running Erlang node with name <c>Node</c> on + the localhost.</p> +</desc></func> +<func> +<name>stop(Host, Node) -> Result</name> +<fsummary>Stops the running Erlang node with name Node on + host Host.</fsummary> +<type> +<v>Host = atom()</v><v>Node = atom()</v><v>Result = {ok, NodeName} | {error, not_started, NodeName} | {error, not_connected, NodeName} | {error, stop_timeout, NodeName}</v><v>NodeName = atom()</v></type> +<desc><marker id="stop-2"/> + +<p>Stops the running Erlang node with name <c>Node</c> on + host <c>Host</c>.</p> +</desc></func></funcs> + +<authors> +<aname> </aname> +<email> </email></authors></erlref>
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