// online at:
//
// http://www.nagios.com/legal/contributoragreement/
//
//
// DISCLAIMER:
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM FOR DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
// OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, STRICT LIABILITY, TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) OR OTHER ACTION, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
require_once 'cache_or_disk.php';
if (useAPC() && (FALSE || isset($_GET['CLEANCACHE']))) {
// For Debugging data from disk
apc_clear_cache();
apc_clear_cache('user');
}
require_once 'data_utils.php';
require_once 'NagiosData.php';
require_once 'NagiosUser.php';
require_once 'get_tac_data.php';
require_once 'build_groups.php';
require_once 'read_objects.php';
require_once 'read_status.php';
require_once 'read_perms.php';
require_once 'process_details.php';
function cache_or_disk($keyword, $backing_file, $cache_keys)
{
// fb("cache_or_disk({$keyword}, {$backing_file}, ...");
// fb($cache_keys, "cache_keys");
$known_keywords = array('objects', 'status', 'perms');
if (!in_array($keyword, $known_keywords)) {
// XXX do something better
die("Unknown keyword '{$keyword}'");
}
$useAPC = useAPC();
$start_time = microtime(TRUE);
$array = NULL;
//fb($keyword, "doing cache_or_disk($keyword)");
if ($useAPC) {
//fb(apc_cache_info(), "apc cache info");
$read_file = cache_needs_update($keyword, $backing_file);
$cacheFail = FALSE;
$success = FALSE;
if (!$read_file) {
// Loop through each variables cached value. If a read fails note it and
// read from disk
foreach ($cache_keys as $key) {
$array[$key] = apc_fetch($key, $success);
if (!$success) {
$cacheFail = TRUE;
//fb("Cache Fail for key {$key}!");
break;
}
}
if (!$cacheFail) {
// Every key was found in cache
//fb("$keyword data from cache!");
}
}
}
// The cache is not enabled or
// the cache is enabled and of the following three conditions occurred
// There was a cache miss
// The data file is newer than the cached version
if (!$useAPC || !$success || $read_file || $cacheFail) {
$array = read_disk($keyword, $cache_keys);
if ($useAPC) {
//foreach($cache_keys as $key) {
foreach (array_keys($array) as $key) {
apc_store($key, $array[$key]);
}
apc_store('last_' . $keyword . '_read', time());
//fb('stored keys to cache');
}
//fb("$keyword data from disk!");
}
$end_time = microtime(TRUE);
//fb($end_time - $start_time, "Elapsed load time {$end_time} - {$start_time}");
return $array;
}
