tourstream /
typo3-redis-lock-strategy
| @@ 228-238 (lines=11) @@ | ||
| 225 | * |
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| 226 | * @return boolean TRUE on success, FALSE otherwise |
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| 227 | */ |
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| 228 | private function init() |
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| 229 | { |
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| 230 | $script = ' |
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| 231 | if redis.call("EXISTS", KEYS[1], KEYS[2]) == 0 then |
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| 232 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 233 | else |
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| 234 | return 0 |
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| 235 | end |
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| 236 | '; |
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| 237 | return (bool) $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 238 | } |
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| 239 | ||
| 240 | /** |
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| 241 | * Try to get the lock |
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| @@ 273-283 (lines=11) @@ | ||
| 270 | * |
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| 271 | * @return boolean TRUE on success, FALSE otherwise |
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| 272 | */ |
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| 273 | private function unlockAndSignal() |
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| 274 | { |
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| 275 | $script = ' |
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| 276 | if (redis.call("GET", KEYS[1]) == ARGV[1]) and (redis.call("DEL", KEYS[1]) == 1) then |
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| 277 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 278 | else |
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| 279 | return 0 |
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| 280 | end |
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| 281 | '; |
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| 282 | return (bool) $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 283 | } |
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| 284 | ||
| 285 | } |
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| 286 | ||
| @@ 243-255 (lines=13) @@ | ||
| 240 | * |
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| 241 | * @return boolean TRUE on success, FALSE otherwise |
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| 242 | */ |
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| 243 | private function init() |
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| 244 | { |
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| 245 | $script = ' |
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| 246 | if redis.call("EXISTS", KEYS[1], KEYS[2]) == 0 then |
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| 247 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 248 | else |
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| 249 | return 0 |
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| 250 | end |
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| 251 | '; |
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| 252 | $ret = $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 253 | ||
| 254 | return (bool) $ret; |
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| 255 | } |
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| 256 | ||
| 257 | /** |
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| 258 | * Try to get the lock |
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| @@ 290-300 (lines=11) @@ | ||
| 287 | * |
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| 288 | * @return boolean TRUE on success, FALSE otherwise |
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| 289 | */ |
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| 290 | private function unlockAndSignal() |
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| 291 | { |
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| 292 | $script = ' |
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| 293 | if (redis.call("GET", KEYS[1]) == ARGV[1]) and (redis.call("DEL", KEYS[1]) == 1) then |
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| 294 | return redis.call("RPUSH", KEYS[2], ARGV[1]) and redis.call("EXPIRE", KEYS[2], ARGV[2]) |
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| 295 | else |
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| 296 | return 0 |
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| 297 | end |
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| 298 | '; |
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| 299 | return (bool) $this->redis->eval($script, [$this->name, $this->mutex, $this->value, $this->ttl], 2); |
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| 300 | } |
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| 301 | ||
| 302 | } |
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| 303 | ||
