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feat: consolidate into acquire_global_lock and export prototype

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Signed-off-by: Felipe Zipitria <felipe.zipitria@owasp.org>
This commit is contained in:
Felipe Zipitria 2024-05-30 09:32:50 -03:00
parent 54f531efd7
commit 93aa06bc1f
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GPG Key ID: 4FECAA9B18A621DE
2 changed files with 17 additions and 39 deletions
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53
apache2/modsecurity.c
View File

@ -151,6 +151,18 @@ int acquire_global_lock(apr_global_mutex_t *lock, apr_pool_t *mp) {
ap_log_perror(APLOG_MARK, APLOG_ERR, 0, NULL, " ModSecurity: Could not create global mutex");
return -1;
}
#if !defined(MSC_TEST)
#ifdef __SET_MUTEX_PERMS
#if AP_SERVER_MAJORVERSION_NUMBER > 1 && AP_SERVER_MINORVERSION_NUMBER > 2
rc = ap_unixd_set_global_mutex_perms(lock);
#else
rc = unixd_set_global_mutex_perms(lock);
#endif
if (rc != APR_SUCCESS) {
return -1;
}
#endif /* SET_MUTEX_PERMS */
#endif /* MSC_TEST */
return APR_SUCCESS;
}
/**
@ -163,7 +175,7 @@ int modsecurity_init(msc_engine *msce, apr_pool_t *mp) {
msce->auditlog_lock = msce->geo_lock = NULL;
#ifdef GLOBAL_COLLECTION_LOCK
msce->geo_lock = NULL;
msce->dbm_lock = NULL;
#endif
/**
@ -182,54 +194,17 @@ int modsecurity_init(msc_engine *msce, apr_pool_t *mp) {
return -1;
}
#if !defined(MSC_TEST)
#ifdef __SET_MUTEX_PERMS
#if AP_SERVER_MAJORVERSION_NUMBER > 1 && AP_SERVER_MINORVERSION_NUMBER > 2
rc = ap_unixd_set_global_mutex_perms(msce->auditlog_lock);
#else
rc = unixd_set_global_mutex_perms(msce->auditlog_lock);
#endif
if (rc != APR_SUCCESS) {
// ap_log_error(APLOG_MARK, APLOG_ERR, rc, s, "mod_security: Could not set permissions on modsec_auditlog_lock; check User and Group directives");
// return HTTP_INTERNAL_SERVER_ERROR;
return -1;
}
#endif /* SET_MUTEX_PERMS */
rc = acquire_global_lock(msce->geo_lock, mp);
if (rc != APR_SUCCESS) {
return -1;
}
#ifdef __SET_MUTEX_PERMS
#if AP_SERVER_MAJORVERSION_NUMBER > 1 && AP_SERVER_MINORVERSION_NUMBER > 2
rc = ap_unixd_set_global_mutex_perms(msce->geo_lock);
#else
rc = unixd_set_global_mutex_perms(msce->geo_lock);
#endif
if (rc != APR_SUCCESS) {
return -1;
}
#endif /* SET_MUTEX_PERMS */
#ifdef GLOBAL_COLLECTION_LOCK
rc = acquire_global_lock(&msce->dbm_lock, mp);
if (rc != APR_SUCCESS) {
return -1;
}
#ifdef __SET_MUTEX_PERMS
#if AP_SERVER_MAJORVERSION_NUMBER > 1 && AP_SERVER_MINORVERSION_NUMBER > 2
rc = ap_unixd_set_global_mutex_perms(msce->dbm_lock);
#else
rc = unixd_set_global_mutex_perms(msce->dbm_lock);
#endif
if (rc != APR_SUCCESS) {
return -1;
}
#endif /* SET_MUTEX_PERMS */
#endif
#endif
#endif /* GLOBAL_COLLECTION_LOCK */
return 1;
}

3
apache2/modsecurity.h
View File

@ -705,6 +705,9 @@ struct msc_parm {
int pad_2;
};
/* Reusable functions */
int acquire_global_lock(apr_global_mutex_t *lock, apr_pool_t *mp);
/* Engine functions */
msc_engine DSOLOCAL *modsecurity_create(apr_pool_t *mp, int processing_mode);