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BenchmarkPurge Class Reference

Maintenance script that benchmarks Squid purge. More...

Inheritance diagram for BenchmarkPurge:
Collaboration diagram for BenchmarkPurge:

Public Member Functions

 __construct ()
 
 execute ()
 
- Public Member Functions inherited from Benchmarker
 __construct ()
 
 addResult ( $res)
 
 bench (array $benchs)
 
 startBench ()
 
- Public Member Functions inherited from Maintenance
 __construct ()
 Default constructor. More...
 
 checkRequiredExtensions ()
 Verify that the required extensions are installed. More...
 
 cleanupChanneled ()
 Clean up channeled output. More...
 
 clearParamsAndArgs ()
 Clear all params and arguments. More...
 
 execute ()
 Do the actual work. More...
 
 finalSetup ()
 Handle some last-minute setup here. More...
 
 getConfig ()
 
 getDbType ()
 Does the script need different DB access? By default, we give Maintenance scripts normal rights to the DB. More...
 
 getName ()
 Get the script's name. More...
 
 globals ()
 Potentially debug globals. More...
 
 isQuiet ()
 
 loadParamsAndArgs ( $self=null, $opts=null, $args=null)
 Process command line arguments $mOptions becomes an array with keys set to the option names $mArgs becomes a zero-based array containing the non-option arguments. More...
 
 loadSettings ()
 Generic setup for most installs. More...
 
 loadWithArgv ( $argv)
 Load params and arguments from a given array of command-line arguments. More...
 
 memoryLimit ()
 Normally we disable the memory_limit when running admin scripts. More...
 
 outputChanneled ( $msg, $channel=null)
 Message outputter with channeled message support. More...
 
 purgeRedundantText ( $delete=true)
 Support function for cleaning up redundant text records. More...
 
 runChild ( $maintClass, $classFile=null)
 Run a child maintenance script. More...
 
 setAgentAndTriggers ()
 Set triggers like when to try to run deferred updates. More...
 
 setConfig (Config $config)
 
 setDB (IDatabase $db)
 Sets database object to be returned by getDB(). More...
 
 setup ()
 Do some sanity checking and basic setup. More...
 
 updateSearchIndex ( $maxLockTime, $callback, $dbw, $results)
 Perform a search index update with locking. More...
 
 updateSearchIndexForPage ( $dbw, $pageId)
 Update the searchindex table for a given pageid. More...
 
 validateParamsAndArgs ()
 Run some validation checks on the params, etc. More...
 

Private Member Functions

 benchSquid ( $urls, $trials=1)
 Run a bunch of URLs through CdnCacheUpdate::purge() to benchmark Squid response times. More...
 
 randomTitle ()
 Create a random title string (not necessarily a Title object). More...
 
 randomUrl ()
 Return a random URL of the wiki. More...
 
 randomUrlList ( $length)
 Get an array of randomUrl()'s. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from Maintenance
static getTermSize ()
 Get the terminal size as a two-element array where the first element is the width (number of columns) and the second element is the height (number of rows). More...
 
static posix_isatty ( $fd)
 Wrapper for posix_isatty() We default as considering stdin a tty (for nice readline methods) but treating stout as not a tty to avoid color codes. More...
 
static readconsole ( $prompt='> ')
 Prompt the console for input. More...
 
static requireTestsAutoloader ()
 Call this to set up the autoloader to allow classes to be used from the tests directory. More...
 
static setLBFactoryTriggers (LBFactory $LBFactory, Config $config)
 
static shouldExecute ()
 Should we execute the maintenance script, or just allow it to be included as a standalone class? It checks that the call stack only includes this function and "requires" (meaning was called from the file scope) More...
 
- Public Attributes inherited from Maintenance
resource $fileHandle
 Used when creating separate schema files. More...
 
 $mDbPass
 
array $orderedOptions = []
 Used to read the options in the order they were passed. More...
 
const DB_ADMIN = 2
 
const DB_NONE = 0
 Constants for DB access type. More...
 
const DB_STD = 1
 
const STDIN_ALL = 'all'
 
- Protected Member Functions inherited from Benchmarker
 loadFile ( $file)
 
 verboseRun ( $iteration)
 
- Protected Member Functions inherited from Maintenance
 activateProfiler ()
 Activate the profiler (assuming $wgProfiler is set) More...
 
 addArg ( $arg, $description, $required=true)
 Add some args that are needed. More...
 
 addDefaultParams ()
 Add the default parameters to the scripts. More...
 
 addDescription ( $text)
 Set the description text. More...
 
 addOption ( $name, $description, $required=false, $withArg=false, $shortName=false, $multiOccurrence=false)
 Add a parameter to the script. More...
 
 adjustMemoryLimit ()
 Adjusts PHP's memory limit to better suit our needs, if needed. More...
 
 afterFinalSetup ()
 Execute a callback function at the end of initialisation. More...
 
 beginTransaction (IDatabase $dbw, $fname)
 Begin a transcation on a DB. More...
 
 commitTransaction (IDatabase $dbw, $fname)
 Commit the transcation on a DB handle and wait for replica DBs to catch up. More...
 
 countDown ( $seconds)
 Count down from $seconds to zero on the terminal, with a one-second pause between showing each number. More...
 
 deleteOption ( $name)
 Remove an option. More...
 
 error ( $err, $die=0)
 Throw an error to the user. More...
 
 fatalError ( $msg, $exitCode=1)
 Output a message and terminate the current script. More...
 
 getArg ( $argId=0, $default=null)
 Get an argument. More...
 
 getBatchSize ()
 Returns batch size. More...
 
 getDB ( $db, $groups=[], $wiki=false)
 Returns a database to be used by current maintenance script. More...
 
 getDir ()
 Get the maintenance directory. More...
 
 getOption ( $name, $default=null)
 Get an option, or return the default. More...
 
 getStdin ( $len=null)
 Return input from stdin. More...
 
 hasArg ( $argId=0)
 Does a given argument exist? More...
 
 hasOption ( $name)
 Checks to see if a particular option exists. More...
 
 loadSpecialVars ()
 Handle the special variables that are global to all scripts. More...
 
 maybeHelp ( $force=false)
 Maybe show the help. More...
 
 output ( $out, $channel=null)
 Throw some output to the user. More...
 
 requireExtension ( $name)
 Indicate that the specified extension must be loaded before the script can run. More...
 
 rollbackTransaction (IDatabase $dbw, $fname)
 Rollback the transcation on a DB handle. More...
 
 setAllowUnregisteredOptions ( $allow)
 Sets whether to allow unregistered options, which are options passed to a script that do not match an expected parameter. More...
 
 setBatchSize ( $s=0)
 Set the batch size. More...
 
 supportsOption ( $name)
 Checks to see if a particular option in supported. More...
 
- Protected Attributes inherited from Benchmarker
 $defaultCount = 100
 
- Protected Attributes inherited from Maintenance
 $mAllowUnregisteredOptions = false
 
 $mArgList = []
 
 $mArgs = []
 
int $mBatchSize = null
 Batch size. More...
 
 $mDbUser
 
 $mDescription = ''
 
 $mInputLoaded = false
 
 $mOptions = []
 
 $mParams = []
 
 $mQuiet = false
 
 $mSelf
 
 $mShortParamsMap = []
 

Detailed Description

Maintenance script that benchmarks Squid purge.

Definition at line 31 of file benchmarkPurge.php.

Constructor & Destructor Documentation

◆ __construct()

BenchmarkPurge::__construct ( )

Definition at line 32 of file benchmarkPurge.php.

References Maintenance\addDescription().

Member Function Documentation

◆ benchSquid()

BenchmarkPurge::benchSquid (   $urls,
  $trials = 1 
)
private

Run a bunch of URLs through CdnCacheUpdate::purge() to benchmark Squid response times.

Parameters
array$urlsA bunch of URLs to purge
int$trialsHow many times to run the test?
Returns
string

Definition at line 63 of file benchmarkPurge.php.

References $urls, and CdnCacheUpdate\purge().

Referenced by execute().

◆ execute()

◆ randomTitle()

BenchmarkPurge::randomTitle ( )
private

Create a random title string (not necessarily a Title object).

For use with randomUrl().

Returns
string

Definition at line 106 of file benchmarkPurge.php.

Referenced by randomUrl().

◆ randomUrl()

BenchmarkPurge::randomUrl ( )
private

Return a random URL of the wiki.

Not necessarily an actual title in the database, but at least a URL that looks like one.

Returns
string

Definition at line 95 of file benchmarkPurge.php.

References $wgArticlePath, $wgServer, and randomTitle().

Referenced by randomUrlList().

◆ randomUrlList()

BenchmarkPurge::randomUrlList (   $length)
private

Get an array of randomUrl()'s.

Parameters
int$lengthHow many urls to add to the array
Returns
array

Definition at line 81 of file benchmarkPurge.php.

References randomUrl().

Referenced by execute().


The documentation for this class was generated from the following file: