Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
75.00% |
9 / 12 |
|
66.67% |
4 / 6 |
CRAP | |
0.00% |
0 / 1 |
| ReadOnlyMode | |
81.82% |
9 / 11 |
|
66.67% |
4 / 6 |
7.29 | |
0.00% |
0 / 1 |
| __construct | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
1 | |||
| isReadOnly | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| getReason | |
100.00% |
5 / 5 |
|
100.00% |
1 / 1 |
2 | |||
| getConfiguredReason | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| isConfiguredReadOnly | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| setReason | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| 1 | <?php |
| 2 | |
| 3 | namespace Wikimedia\Rdbms; |
| 4 | |
| 5 | /** |
| 6 | * Determine whether a site is currently in read-only mode. |
| 7 | * |
| 8 | * To obtain an instance, use \MediaWiki\MediaWikiServices::getReadOnlyMode(). |
| 9 | * |
| 10 | * @since 1.29 |
| 11 | */ |
| 12 | class ReadOnlyMode { |
| 13 | private ConfiguredReadOnlyMode $configuredReadOnly; |
| 14 | private ILBFactory $lbFactory; |
| 15 | |
| 16 | /** |
| 17 | * @internal For ServiceWiring only |
| 18 | * @param ConfiguredReadOnlyMode $cro |
| 19 | * @param ILBFactory $lbFactory |
| 20 | */ |
| 21 | public function __construct( ConfiguredReadOnlyMode $cro, ILBFactory $lbFactory ) { |
| 22 | $this->configuredReadOnly = $cro; |
| 23 | $this->lbFactory = $lbFactory; |
| 24 | } |
| 25 | |
| 26 | /** |
| 27 | * Check whether the site is in read-only mode. |
| 28 | * |
| 29 | * @param string|false $domain Domain ID, or false for the current domain |
| 30 | * @return bool |
| 31 | */ |
| 32 | public function isReadOnly( $domain = false ): bool { |
| 33 | return $this->getReason( $domain ) !== false; |
| 34 | } |
| 35 | |
| 36 | /** |
| 37 | * Check if the site is in read-only mode and return the message if so |
| 38 | * |
| 39 | * This checks both statically configured read-only mode, and (cached) |
| 40 | * whether the primary database host accepting writes. |
| 41 | * |
| 42 | * Calling this may result in database connection. |
| 43 | * |
| 44 | * This method accepts virtual domains |
| 45 | * ({@see \MediaWiki\MainConfigSchema::VirtualDomainsMapping}). |
| 46 | * |
| 47 | * @param string|false $domain Domain ID, or false for the current domain |
| 48 | * @return string|false String when in read-only mode; false otherwise |
| 49 | */ |
| 50 | public function getReason( $domain = false ) { |
| 51 | $reason = $this->configuredReadOnly->getReason(); |
| 52 | if ( $reason !== false ) { |
| 53 | return $reason; |
| 54 | } |
| 55 | $reason = $this->lbFactory->getLoadBalancer( $domain )->getReadOnlyReason(); |
| 56 | return $reason ?? false; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * @since 1.41 |
| 61 | * @return string|false String when site is configured to be in read-only mode; false otherwise |
| 62 | */ |
| 63 | public function getConfiguredReason() { |
| 64 | return $this->configuredReadOnly->getReason(); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Check whether the site is configured to be in read-only mode. |
| 69 | * |
| 70 | * @since 1.41 |
| 71 | * @return bool |
| 72 | */ |
| 73 | public function isConfiguredReadOnly() { |
| 74 | return $this->configuredReadOnly->getReason() !== false; |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Override the read-only mode, which will apply for the remainder of the |
| 79 | * request or until a service reset. |
| 80 | * |
| 81 | * @param string|false|null $msg |
| 82 | */ |
| 83 | public function setReason( $msg ): void { |
| 84 | $this->configuredReadOnly->setReason( $msg ); |
| 85 | } |
| 86 | |
| 87 | } |
| 88 | |
| 89 | /** @deprecated class alias since 1.41 */ |
| 90 | class_alias( ReadOnlyMode::class, 'ReadOnlyMode' ); |