tourstream /
typo3-redis-lock-strategy
| @@ 241-251 (lines=11) @@ | ||
| 238 | * |
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| 239 | * @return boolean TRUE on success, FALSE otherwise |
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| 240 | */ |
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| 241 | private function init() |
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| 242 | { |
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| 243 | $script = ' |
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| 244 | if redis.call("EXISTS", KEYS[1], KEYS[2]) == 0 then |
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| 245 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 246 | else |
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| 247 | return 0 |
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| 248 | end |
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| 249 | '; |
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| 250 | return (bool) $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 251 | } |
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| 252 | ||
| 253 | /** |
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| 254 | * Try to get the lock |
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| @@ 287-297 (lines=11) @@ | ||
| 284 | * |
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| 285 | * @return boolean TRUE on success, FALSE otherwise |
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| 286 | */ |
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| 287 | private function unlockAndSignal() |
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| 288 | { |
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| 289 | $script = ' |
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| 290 | if (redis.call("GET", KEYS[1]) == ARGV[1]) and (redis.call("DEL", KEYS[1]) == 1) then |
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| 291 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 292 | else |
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| 293 | return 0 |
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| 294 | end |
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| 295 | '; |
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| 296 | return (bool) $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 297 | } |
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| 298 | ||
| 299 | } |
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| 300 | ||
| @@ 253-265 (lines=13) @@ | ||
| 250 | * |
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| 251 | * @return boolean TRUE on success, FALSE otherwise |
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| 252 | */ |
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| 253 | private function init() |
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| 254 | { |
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| 255 | $script = ' |
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| 256 | if redis.call("EXISTS", KEYS[1], KEYS[2]) == 0 then |
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| 257 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 258 | else |
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| 259 | return 0 |
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| 260 | end |
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| 261 | '; |
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| 262 | $ret = $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 263 | ||
| 264 | return (bool) $ret; |
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| 265 | } |
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| 266 | ||
| 267 | /** |
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| 268 | * Try to get the lock |
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| @@ 300-310 (lines=11) @@ | ||
| 297 | * |
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| 298 | * @return boolean TRUE on success, FALSE otherwise |
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| 299 | */ |
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| 300 | private function unlockAndSignal() |
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| 301 | { |
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| 302 | $script = ' |
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| 303 | if (redis.call("GET", KEYS[1]) == ARGV[1]) and (redis.call("DEL", KEYS[1]) == 1) then |
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| 304 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 305 | else |
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| 306 | return 0 |
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| 307 | end |
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| 308 | '; |
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| 309 | return (bool) $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 310 | } |
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| 311 | ||
| 312 | } |
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| 313 | ||
