Interface SystemController

All Known Implementing Classes:

SystemControllerImpl

@RequestMapping("/system")
public interface SystemController

The main web interface controller.

Author:

Donal Fellows

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ROOT_PATH	The root path to the controller within the overall application.
static final String	USER_MAY_CHANGE_PASSWORD	The name of the boolean view attribute describing whether the password change form may be used.
static final String	USER_PASSWORD_CHANGE_ATTR	The name of the main attribute supporting a password change form.

Method Summary

Modifier and Type	Method	Description
ModelAndView	destroyJob(int id, String reason)	Delete a job.
ModelAndView	getJobInfo(int id)	Get the view for some job details.
ModelAndView	getJobList()	Get the view for the general job list.
ModelAndView	getMachineInfo(String machine)	Get the view for some machine details.
ModelAndView	getMachineList()	Get the view for the general machine list.
ModelAndView	getPasswordChangeForm(Principal principal)	Get the view and model for the password change form.
ModelAndView	index()	Get the view for the main page of the service.
List<Process>	listProcesses(int id, @Valid int x, @Valid int y)	Get job processes on a chip.
ModelAndView	login()	Get the login form page.
String	performLogout(HttpServletRequest request, HttpServletResponse response)	Log the user out.
ModelAndView	postPasswordChangeForm(@Valid PasswordChangeRecord user, Principal principal)	Carry out a password change.
ModelAndView	powerJob(int id, boolean power)	Set the power of a job.

Field Details

ROOT_PATH

static final String ROOT_PATH

The root path to the controller within the overall application.

See Also:

• Constant Field Values

USER_PASSWORD_CHANGE_ATTR

static final String USER_PASSWORD_CHANGE_ATTR

The name of the main attribute supporting a password change form.

See Also:

• Constant Field Values

USER_MAY_CHANGE_PASSWORD

static final String USER_MAY_CHANGE_PASSWORD

The name of the boolean view attribute describing whether the password change form may be used. Only local users may change their password!

See Also:

• Constant Field Values

Method Details

index

@GetMapping("/")
ModelAndView index()

Get the view for the main page of the service.

Returns:

View (index.jsp)

login

@GetMapping("/login.html")
ModelAndView login()

Get the login form page. Note that this must be a resource that can be accessed without authentication; it is part of the auth flow!

Returns:

View (login.jsp)

getMachineList

@GetMapping("/list_machines")
@PreAuthorize("hasRole('READER')")
ModelAndView getMachineList()

Get the view for the general machine list.

Returns:

View (listmachines.jsp) and model (based on MachineListEntryRecord)

getMachineInfo

@GetMapping("/machine_info/{machine}")
@PreAuthorize("hasRole('READER')")
ModelAndView getMachineInfo(@PathVariable("machine")
 String machine)

Get the view for some machine details.

Parameters:

machine - Which machine is being asked for

Returns:

View (machinedetails.jsp) and model (based on MachineDescription)

getJobList

@GetMapping("/list_jobs")
@PreAuthorize("hasRole('READER')")
ModelAndView getJobList()

Get the view for the general job list.

Returns:

View (listjobs.jsp) and model (based on JobListEntryRecord)

getJobInfo

@GetMapping("/job_info/{id}")
@PreAuthorize("hasRole('READER')")
ModelAndView getJobInfo(@PathVariable("id")
 int id)

Get the view for some job details.

Parameters:

id - Which job is being asked for

Returns:

View (jobdetails.jsp) and model (based on JobDescription)

destroyJob

@PostMapping("/delete_job/{id}")
@PreAuthorize("#permit.admin or  #permit.nmpiexec or  #permit.name == filterObject.owner.orElse(null)")
ModelAndView destroyJob(@PathVariable("id")
 int id,
 @RequestParam("reason")
 String reason)

Delete a job.

Parameters:

id - Which job is being deleted

reason - Why the job is being deleted

Returns:

View (jobdetails.jsp) and model (based on JobDescription)

powerJob

@PostMapping("/power_job/{id}")
@PreAuthorize("#permit.admin or  #permit.nmpiexec or  #permit.name == filterObject.owner.orElse(null)")
ModelAndView powerJob(@PathVariable("id")
 int id,
 @RequestParam("power")
 boolean power)

Set the power of a job.

Parameters:

id - Which job is being deleted

power - Whether to power on or off

Returns:

View (jobdetails.jsp) and model (based on JobDescription)

getPasswordChangeForm

@GetMapping("/change_password")
ModelAndView getPasswordChangeForm(Principal principal)

Get the view and model for the password change form.

Parameters:

principal - Who is changing their password.

Returns:

View (password.jsp) and model (based on PasswordChangeRecord)

postPasswordChangeForm

@PostMapping("/change_password")
ModelAndView postPasswordChangeForm(@ModelAttribute("user") @Valid
 @Valid PasswordChangeRecord user,
 Principal principal)

Carry out a password change.

Parameters:

user - The description of what to change.

principal - Who is changing their password.

Returns:

View (password.jsp) and model (based on PasswordChangeRecord)

performLogout

@GetMapping("/perform_logout")
String performLogout(HttpServletRequest request,
 HttpServletResponse response)

Log the user out.

Parameters:

request - What request was made

response - What response to build

Returns:

Redirect to the login page

See Also:

• LogoutHandler

listProcesses

@GetMapping("/job_processes/{id}")
@PreAuthorize("hasRole('READER')")
@ResponseBody
List<Process> listProcesses(@PathVariable("id")
 int id,
 @Valid @RequestParam("x")
 @Valid int x,
 @Valid @RequestParam("y")
 @Valid int y)

Get job processes on a chip.

Parameters:

id - Which job is being asked for

x - The x coordinate of the chip

y - The y coordinate of the chip

Returns:

List of Processes. Note all cores are returned though there may be no process on some of them and some may be dead cores.