summaryrefslogtreecommitdiff
path: root/maintenance/mcc.php
blob: e90266ae6026d478da3fa9b68f49b1eec97c8edf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
<?php
/**
 * memcached diagnostic tool
 *
 * @file
 * @todo document
 * @ingroup Maintenance
 */

/** */
require_once( dirname(__FILE__) . '/commandLine.inc' );

$mcc = new MWMemcached( array('persistant' => true/*, 'debug' => true*/) );
$mcc->set_servers( $wgMemCachedServers );
#$mcc->set_debug( true );

function mccShowHelp($command) {
	$commandList = array( 
		'get' => 'grabs something',
		'getsock' => 'lists sockets',
		'set' => 'changes something',
		'delete' => 'deletes something',
		'history' => 'show command line history',
		'server' => 'show current memcached server',
		'dumpmcc' => 'shows the whole thing',
		'exit' => 'exit mcc',
		'quit' => 'exit mcc',
		'help' => 'help about a command',
	);
	if( !$command ) { 
		$command = 'fullhelp';
	}
	if( $command === 'fullhelp' ) {
		foreach( $commandList as $cmd => $desc ) {
			print "$cmd: $desc\n";
		}
	} elseif( isset( $commandList[$command] ) ) {
		print "$command: $commandList[$command]\n";
	} else {
		print "$command: command does not exist or no help for it\n";
	}
}

do {
	$bad = false;
	$showhelp = false;
	$quit = false;

	$line = readconsole( '> ' );
	if ($line === false) exit;

	$args = explode( ' ', $line );
	$command = array_shift( $args );

	// process command
	switch ( $command ) {
		case 'help':
			// show an help message
			mccShowHelp(array_shift($args));
		break;

		case 'get':
			$sub = '';
			if ( array_key_exists( 1, $args ) ) {
				$sub = $args[1];
			}
			print "Getting {$args[0]}[$sub]\n";
			$res = $mcc->get( $args[0] );
			if ( array_key_exists( 1, $args ) ) {
				$res = $res[$args[1]];
			}
			if ( $res === false ) {
				#print 'Error: ' . $mcc->error_string() . "\n";
				print "MemCached error\n";
			} elseif ( is_string( $res ) ) {
				print "$res\n";
			} else {
				var_dump( $res );
			}
		break;

		case 'getsock':
			$res = $mcc->get( $args[0] );
			$sock = $mcc->get_sock( $args[0] );
			var_dump( $sock );
			break;

		case 'server':
			if ( $mcc->_single_sock !== null ) {
				print $mcc->_single_sock . "\n";
				break;
			}
			$res = $mcc->get( $args[0] );
			$hv = $mcc->_hashfunc( $args[0] );
			for ( $i = 0; $i < 3; $i++ ) {
				print $mcc->_buckets[$hv % $mcc->_bucketcount] . "\n";
				$hv += $mcc->_hashfunc( $i . $args[0] );
			}
			break;

		case 'set':
			$key = array_shift( $args );
			if ( $args[0] == "#" && is_numeric( $args[1] ) ) {
				$value = str_repeat( '*', $args[1] );
			} else {
				$value = implode( ' ', $args );
			}
			if ( !$mcc->set( $key, $value, 0 ) ) {
				#print 'Error: ' . $mcc->error_string() . "\n";
				print "MemCached error\n";
			}
			break;

		case 'delete':
			$key = implode( ' ', $args );
			if ( !$mcc->delete( $key ) ) {
				#print 'Error: ' . $mcc->error_string() . "\n";
				print "MemCached error\n";
			}
			break;

		case 'history':
			if ( function_exists( 'readline_list_history' ) ) {
				foreach( readline_list_history() as $num => $line) {
					print "$num: $line\n";
				}
			} else {
				print "readline_list_history() not available\n";
			}
			break;

		case 'dumpmcc':
			var_dump( $mcc );
			break;

		case 'quit':
		case 'exit':
			$quit = true;
			break;

		default:
			$bad = true;
	} // switch() end

	if ( $bad ) {
		if ( $command ) {
			print "Bad command\n";
		}
	} else {
		if ( function_exists( 'readline_add_history' ) ) {
			readline_add_history( $line );
		}
	}
} while ( !$quit );