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// WARNING: This code segfaults and otherwise does not work as expected
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_nagios.h"
#include <stdio.h>
#include <string.h>
static function_entry nagios_functions[] = {
PHP_FE(nagios_get_status, NULL)
{NULL, NULL, NULL}
};
zend_module_entry nagios_module_entry = {
#if ZEND_MODULE_API_NO >= 20010901
STANDARD_MODULE_HEADER,
#endif
PHP_NAGIOS_EXTNAME,
nagios_functions,
NULL,
NULL,
NULL,
NULL,
NULL,
#if ZEND_MODULE_API_NO >= 20010901
PHP_NAGIOS_VERSION,
#endif
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_NAGIOS
ZEND_GET_MODULE(nagios)
#endif
void trim(char *s, const int len)
{
int end = len - 1;
int start = 0;
int i = 0;
while ((start < len) && (s[start] <= ' '))
{
start++;
}
while ((start < end) && (s[end] <= ' '))
{
end--;
}
if (start > end)
{
memset(s, '\0', len);
return;
}
for (i = 0; (i + start) <= end; i++)
{
s[i] = s[start + i];
}
memset((s + i), '\0', len - i);
}
int is_equal(const char *str1, const char *str2)
{
return strcmp(str1, str2) == 0;
}
int in_array(char *s, char**array, int arraysize)
{
int i = 0;
for (i = 0; i<arraysize; i++)
if (strcmp(s, array[i]) == 0)
return 1;
return 0;
}
PHP_FUNCTION(nagios_get_status)
{
char *hostkeys[64] = {"host_name", "has_been_checked", "check_execution_time", "check_latency",
"check_type", "current_state", "current_attempt", "state_type",
"last_state_change", "last_time_up", "last_time_down", "last_time_unreachable",
"last_notification", "next_notification", "no_more_notifications",
"current_notification_number", "notifications_enabled", "problem_has_been_acknowledged",
"acknowledgement_type", "active_checks_enabled", "passive_checks_enabled", "last_update"};
int hostkeySize = 22;
char *servicekeys[64] = {"host_name", "service_description", "has_been_checked", "check_execution_time",
"check_latency", "current_state", "state_type", "last_state_change", "last_time_ok",
"last_time_warning", "last_time_unknown", "last_time_critical", "plugin_output",
"last_check", "notifications_enabled", "active_checks_enabled", "passive_checks_enabled",
"problem_has_been_acknowledged", "acknowledgement_type", "last_update", "is_flapping"};
int servicekeySize = 21;
FILE *statusfile;
void *bufferptr = malloc(512);
char * lineptr = (char *) bufferptr;
int buffer_size = 512;
int linenumber = 0;
int line_size = 0;
char *filename;
int filename_len;
int inSection = 0;
char *sectionType = malloc(buffer_size);
int sectionTypeSize = 0;
char *linekey = malloc(buffer_size);
int linekeySize = 0;
char *lineval = malloc(buffer_size);
int linevalSize = 0;
zval * sectionData;
zval * serviceStatus;
zval * hostStatus;
zval * serviceDescription;
zval **tmp;
char *hostname;
char *servdesc;
int hostnameSize = 0;
int servdescSize = 0;
array_init(serviceStatus);
array_init(hostStatus);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &filename, &filename_len) == FAILURE) {
RETURN_NULL();
}
php_printf("Hello %s ", filename);
statusfile = fopen(filename, "r");
if (statusfile == NULL)
{
php_printf("Error opening file.");
free(bufferptr);
RETURN_FALSE;
}
while((line_size = getline(&lineptr, &buffer_size, statusfile)) != EOF)
{
linenumber++;
trim(lineptr, line_size);
if (strlen(lineptr) == 0) continue;
if (lineptr[0] == '#') continue;
if (!inSection)
{
if (strchr(lineptr, ' ') && lineptr[strlen(lineptr) - 1] == '{')
{
sectionTypeSize = strchr(lineptr, ' ') - lineptr;
strncpy(sectionType, lineptr, sectionTypeSize);
sectionType[sectionTypeSize] = '\0';
inSection = 1;
array_init(sectionData);
php_printf("%s|\n", sectionType);
}
}
else if (inSection && lineptr[0] == '}')
{
if (is_equal(sectionType, "service"))
{
if (zend_symtable_find(HASH_OF(sectionData), "host_name", strlen("host_name"), (void **)&tmp) == SUCCESS)
{
if (Z_TYPE_PP(tmp) == IS_STRING)
{
hostname = Z_STRVAL_PP(tmp);
hostnameSize = Z_STRLEN_PP(tmp);
}
if (zend_symtable_find(HASH_OF(sectionData), "service_description", strlen("service_description"), (void **)&tmp) == SUCCESS)
{
if (Z_TYPE_PP(tmp) == IS_STRING)
{
servdesc = Z_STRVAL_PP(tmp);
servdescSize = Z_STRLEN_PP(tmp);
}
}
}
if (hostnameSize != 0 && servdescSize != 0)
{
if (zend_symtable_find(HASH_OF(serviceStatus), hostname, hostnameSize, (void **)&tmp) == SUCCESS)
{
add_assoc_zval_ex(tmp, servdesc, servdescSize, sectionData);
}
else
{
array_init(serviceDescription);
add_assoc_zval_ex(serviceDescription, servdesc, servdescSize, sectionData);
add_assoc_zval_ex(serviceStatus, hostname, hostnameSize, serviceDescription);
}
}
}
if (is_equal(sectionType, "host"))
{
if (zend_symtable_find(HASH_OF(sectionData), "host_name", strlen("host_name"), (void **)&tmp) == SUCCESS)
{
if (Z_TYPE_PP(tmp) == IS_STRING)
{
hostname = Z_STRVAL_PP(tmp);
hostnameSize = Z_STRLEN_PP(tmp);
}
}
if (hostnameSize != 0)
{
add_assoc_zval_ex(hostStatus, hostname, hostnameSize, sectionData);
}
}
inSection = 0;
strncpy(sectionType, "\0\0", buffer_size);
}
else
{
linekeySize = strchr(lineptr, '=') - lineptr;
strncpy(linekey, lineptr, linekeySize);
linekey[linekeySize] = '\0';
linevalSize = (lineptr + strlen(lineptr)) - strchr(lineptr, '=');
strncpy(lineval, strchr(lineptr, '=') + 1, linevalSize);
lineval[linevalSize] = '\0';
if (is_equal(sectionType, "service"))
{
if (in_array(linekey, servicekeys, servicekeySize))
{
add_assoc_string(sectionData, linekey, lineval, 1);
}
}
if (is_equal(sectionType, "host"))
{
if (in_array(linekey, hostkeys, hostkeySize))
{
add_assoc_string(sectionData, linekey, lineval, 1);
}
}
// else continue on, ignore this section, don't save anything
}
//php_printf("%s\n", lineptr);
}
array_init(return_value);
add_assoc_zval(return_value, "service", serviceStatus);
add_assoc_zval(return_value, "host", hostStatus);
fclose(statusfile);
free(lineval);
free(linekey);
free(sectionType);
free(bufferptr);
}
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