hudson.plugins.sshslaves
Class SSHLauncher

java.lang.Object
  hudson.model.AbstractDescribableImpl<hudson.slaves.ComputerLauncher>
      hudson.slaves.ComputerLauncher
          hudson.plugins.sshslaves.SSHLauncher

All Implemented Interfaces:

hudson.ExtensionPoint, hudson.model.Describable<hudson.slaves.ComputerLauncher>

public class SSHLauncher
extends hudson.slaves.ComputerLauncher

A computer launcher that tries to start a linux slave by opening an SSH connection and trying to find java.

Nested Class Summary

static class	SSHLauncher.DefaultJavaProvider
static class	SSHLauncher.DefaultJDKInstaller Deprecated. Subtype of JDKInstaller causes JENKINS-10641.
static class	SSHLauncher.DescriptorImpl

Nested classes/interfaces inherited from interface hudson.ExtensionPoint

hudson.ExtensionPoint.LegacyInstancesAreScopedToHudson

Field Summary

String	javaPath Field javaPath.
String	prefixStartSlaveCmd Field prefixStartSlaveCmd.
String	suffixStartSlaveCmd Field suffixStartSlaveCmd.

Fields inherited from class hudson.slaves.ComputerLauncher

LIST

Constructor Summary

SSHLauncher(String host, int port, com.cloudbees.jenkins.plugins.sshcredentials.SSHUser credentials, String jvmOptions, String javaPath, hudson.tools.JDKInstaller jdkInstaller, String prefixStartSlaveCmd, String suffixStartSlaveCmd)
Constructor SSHLauncher creates a new SSHLauncher instance.

SSHLauncher(String host, int port, com.cloudbees.jenkins.plugins.sshcredentials.SSHUser credentials, String jvmOptions, String javaPath, String prefixStartSlaveCmd, String suffixStartSlaveCmd)
Constructor SSHLauncher creates a new SSHLauncher instance.

SSHLauncher(String host, int port, String username, String password, String privatekey, String jvmOptions)

SSHLauncher(String host, int port, String credentialsId, String jvmOptions, String javaPath, String prefixStartSlaveCmd, String suffixStartSlaveCmd)
Constructor SSHLauncher creates a new SSHLauncher instance.

SSHLauncher(String host, int port, String username, String password, String privatekey, String jvmOptions, String javaPath, hudson.tools.JDKInstaller jdkInstaller, String prefixStartSlaveCmd, String suffixStartSlaveCmd)
Deprecated. use the SSHUser based version

SSHLauncher(String host, int port, String username, String password, String privatekey, String jvmOptions, String javaPath, String prefixStartSlaveCmd, String suffixStartSlaveCmd)
Deprecated. use the SSHUser based version

Method Summary

void	afterDisconnect(hudson.slaves.SlaveComputer slaveComputer, hudson.model.TaskListener listener)
protected String	checkJavaVersion(PrintStream logger, String javaCommand, BufferedReader r, StringWriter output) Given the output of "java -version" in r, determine if this version of Java is supported.
com.trilead.ssh2.Connection	getConnection()
com.cloudbees.jenkins.plugins.sshcredentials.SSHUser	getCredentials()
String	getCredentialsId()
String	getHost() Getter for property 'host'.
String	getJavaPath() Gets the optionnal java command to use to launch the slave JVM.
String	getJvmOptions() Gets the JVM Options used to launch the slave JVM.
String	getPassword() Deprecated.
int	getPort() Getter for property 'port'.
String	getPrefixStartSlaveCmd()
String	getPrivatekey() Deprecated.
String	getSuffixStartSlaveCmd()
protected String	getTimestamp() Gets the formatted current time stamp.
String	getUsername() Deprecated.
boolean	isLaunchSupported()
void	launch(hudson.slaves.SlaveComputer computer, hudson.model.TaskListener listener)
static com.cloudbees.jenkins.plugins.sshcredentials.SSHUser	lookupSystemCredentials(String credentialsId)
protected void	openConnection(hudson.model.TaskListener listener)
protected void	reportEnvironment(hudson.model.TaskListener listener)
protected String	resolveJava(hudson.slaves.SlaveComputer computer, hudson.model.TaskListener listener) return javaPath if specified in the configuration.

Methods inherited from class hudson.slaves.ComputerLauncher

afterDisconnect, beforeDisconnect, beforeDisconnect, launch

Methods inherited from class hudson.model.AbstractDescribableImpl

getDescriptor

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

javaPath

public final String javaPath

Field javaPath.

prefixStartSlaveCmd

public final String prefixStartSlaveCmd

Field prefixStartSlaveCmd.

suffixStartSlaveCmd

public final String suffixStartSlaveCmd

Field suffixStartSlaveCmd.

Constructor Detail

SSHLauncher

@DataBoundConstructor
public SSHLauncher(String host,
                                        int port,
                                        String credentialsId,
                                        String jvmOptions,
                                        String javaPath,
                                        String prefixStartSlaveCmd,
                                        String suffixStartSlaveCmd)

Constructor SSHLauncher creates a new SSHLauncher instance.

Parameters:

host - The host to connect to.

port - The port to connect on.

credentialsId - The credentials id to connect as.

jvmOptions - Options passed to the java vm.

javaPath - Path to the host jdk installation. If null the jdk will be auto detected or installed by the JDKInstaller.

prefixStartSlaveCmd - This will prefix the start slave command. For instance if you want to execute the command with a different shell.

suffixStartSlaveCmd - This will suffix the start slave command.

SSHLauncher

public SSHLauncher(String host,
                   int port,
                   com.cloudbees.jenkins.plugins.sshcredentials.SSHUser credentials,
                   String jvmOptions,
                   String javaPath,
                   String prefixStartSlaveCmd,
                   String suffixStartSlaveCmd)

Constructor SSHLauncher creates a new SSHLauncher instance.

Parameters:

host - The host to connect to.

port - The port to connect on.

credentials - The credentials to connect as.

jvmOptions - Options passed to the java vm.

javaPath - Path to the host jdk installation. If null the jdk will be auto detected or installed by the JDKInstaller.

prefixStartSlaveCmd - This will prefix the start slave command. For instance if you want to execute the command with a different shell.

suffixStartSlaveCmd - This will suffix the start slave command.

SSHLauncher

@Deprecated
public SSHLauncher(String host,
                              int port,
                              String username,
                              String password,
                              String privatekey,
                              String jvmOptions,
                              String javaPath,
                              String prefixStartSlaveCmd,
                              String suffixStartSlaveCmd)

Deprecated. use the SSHUser based version

Constructor SSHLauncher creates a new SSHLauncher instance.

Parameters:

host - The host to connect to.

port - The port to connect on.

username - The username to connect as.

password - The password to connect with.

privatekey - The ssh privatekey to connect with.

jvmOptions - Options passed to the java vm.

javaPath - Path to the host jdk installation. If null the jdk will be auto detected or installed by the JDKInstaller.

prefixStartSlaveCmd - This will prefix the start slave command. For instance if you want to execute the command with a different shell.

suffixStartSlaveCmd - This will suffix the start slave command.

SSHLauncher

@Deprecated
public SSHLauncher(String host,
                              int port,
                              String username,
                              String password,
                              String privatekey,
                              String jvmOptions,
                              String javaPath,
                              hudson.tools.JDKInstaller jdkInstaller,
                              String prefixStartSlaveCmd,
                              String suffixStartSlaveCmd)

Deprecated. use the SSHUser based version

Constructor SSHLauncher creates a new SSHLauncher instance.

Parameters:

host - The host to connect to.

port - The port to connect on.

username - The username to connect as.

password - The password to connect with.

privatekey - The ssh privatekey to connect with.

jvmOptions - Options passed to the java vm.

javaPath - Path to the host jdk installation. If null the jdk will be auto detected or installed by the JDKInstaller.

jdkInstaller - The jdk installer that will be used if no java vm is found on the specified host. If null the SSHLauncher.DefaultJDKInstaller will be used.

prefixStartSlaveCmd - This will prefix the start slave command. For instance if you want to execute the command with a different shell.

suffixStartSlaveCmd - This will suffix the start slave command.

SSHLauncher

public SSHLauncher(String host,
                   int port,
                   com.cloudbees.jenkins.plugins.sshcredentials.SSHUser credentials,
                   String jvmOptions,
                   String javaPath,
                   hudson.tools.JDKInstaller jdkInstaller,
                   String prefixStartSlaveCmd,
                   String suffixStartSlaveCmd)

Constructor SSHLauncher creates a new SSHLauncher instance.

Parameters:

host - The host to connect to.

port - The port to connect on.

credentials - The credentials to connect as.

jvmOptions - Options passed to the java vm.

javaPath - Path to the host jdk installation. If null the jdk will be auto detected or installed by the JDKInstaller.

jdkInstaller - The jdk installer that will be used if no java vm is found on the specified host. If null the SSHLauncher.DefaultJDKInstaller will be used.

prefixStartSlaveCmd - This will prefix the start slave command. For instance if you want to execute the command with a different shell.

suffixStartSlaveCmd - This will suffix the start slave command.

SSHLauncher

public SSHLauncher(String host,
                   int port,
                   String username,
                   String password,
                   String privatekey,
                   String jvmOptions)

Method Detail

lookupSystemCredentials

public static com.cloudbees.jenkins.plugins.sshcredentials.SSHUser lookupSystemCredentials(String credentialsId)

getCredentialsId

public String getCredentialsId()

getCredentials

public com.cloudbees.jenkins.plugins.sshcredentials.SSHUser getCredentials()

isLaunchSupported

public boolean isLaunchSupported()

Overrides:

isLaunchSupported in class hudson.slaves.ComputerLauncher

getJvmOptions

public String getJvmOptions()

Gets the JVM Options used to launch the slave JVM.

Returns:

getJavaPath

public String getJavaPath()

Gets the optionnal java command to use to launch the slave JVM.

Returns:

getTimestamp

protected String getTimestamp()

Gets the formatted current time stamp.

Returns:

the formatted current time stamp.

launch

public void launch(hudson.slaves.SlaveComputer computer,
                   hudson.model.TaskListener listener)
            throws InterruptedException

Overrides:

launch in class hudson.slaves.ComputerLauncher

Throws:

InterruptedException

resolveJava

protected String resolveJava(hudson.slaves.SlaveComputer computer,
                             hudson.model.TaskListener listener)
                      throws InterruptedException,
                             hudson.util.IOException2

return javaPath if specified in the configuration. Finds local Java, and if none exist, install one.

Throws:

InterruptedException

hudson.util.IOException2

reportEnvironment

protected void reportEnvironment(hudson.model.TaskListener listener)
                          throws IOException,
                                 InterruptedException

Throws:

IOException

InterruptedException

checkJavaVersion

protected String checkJavaVersion(PrintStream logger,
                                  String javaCommand,
                                  BufferedReader r,
                                  StringWriter output)
                           throws IOException

Given the output of "java -version" in r, determine if this version of Java is supported. This method has default visiblity for testing.

Parameters:

logger - where to log the output

javaCommand - the command executed, used for logging

r - the output of "java -version"

output - copy the data from r into this output buffer

Throws:

IOException

openConnection

protected void openConnection(hudson.model.TaskListener listener)
                       throws IOException,
                              InterruptedException

Throws:

IOException

InterruptedException

afterDisconnect

public void afterDisconnect(hudson.slaves.SlaveComputer slaveComputer,
                            hudson.model.TaskListener listener)

Overrides:

afterDisconnect in class hudson.slaves.ComputerLauncher

getHost

public String getHost()

Getter for property 'host'.

Returns:

Value for property 'host'.

getPort

public int getPort()

Getter for property 'port'.

Returns:

Value for property 'port'.

getUsername

@Deprecated
public String getUsername()

Deprecated.

Getter for property 'username'.

Returns:

Value for property 'username'.

getPassword

@Deprecated
public String getPassword()

Deprecated.

Getter for property 'password'.

Returns:

Value for property 'password'.

getPrivatekey

@Deprecated
public String getPrivatekey()

Deprecated.

Getter for property 'privatekey'.

Returns:

Value for property 'privatekey'.

getConnection

public com.trilead.ssh2.Connection getConnection()

getPrefixStartSlaveCmd

public String getPrefixStartSlaveCmd()

getSuffixStartSlaveCmd

public String getSuffixStartSlaveCmd()