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Generate error messages when registration fails. Change all examples to use modsecurity.h to avoid the duplication of the optional function declarations.

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This commit is contained in:
ivanr 2010-01-09 13:54:09 +00:00
parent c60ab6bfda
commit ce106df275
4 changed files with 16 additions and 13 deletions
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14
apache2/api/README
View File

@ -6,7 +6,8 @@ ModSecurity without having to touch it directly, simply
by creating custom Apache modules.
NOTE: ModSecurity must be compiled with API support
to use this feature (do not use -DNO_MODSEC_API).
to use this feature (the API is enabled by default,
but it will have been disabled if you used -DNO_MODSEC_API).
Building the Example Custom Modules
@ -18,8 +19,9 @@ Module mod_tfn_reverse.c creates a custom transformation
function "reverse" that reverses the content it receives
on input.
# Compile as a normal user
apxs -ca mod_tfn_reverse.c
# Compile as a normal user
apxs -I<MODSECURITY_SOURCE_CODE> -I/usr/include/libxml2 \
-ca mod_tfn_reverse.c
# Install as superuser
sudo apxs -i mod_tfn_reverse.la
@ -31,9 +33,6 @@ Module mod_op_strstr.c creates a custom operator "strstr"
that implements fast matching using the Boyer-Moore-Horspool
algorithm.
Compiling this module is more involved because it requires
access to ModSecurity structures.
# Compile as a normal user
apxs -I<MODSECURITY_SOURCE_CODE> -I/usr/include/libxml2 \
-ca mod_op_strstr.c
@ -47,9 +46,6 @@ access to ModSecurity structures.
Module mod_var_remote_addr_port.c creates a custom variable "REMOTE_ADDR_PORT"
that combines the REMOTE_ADDR and REMOTE_PORT into a.b.c.d:port format.
Compiling this module is more involved because it requires
access to ModSecurity structures.
# Compile as a normal user
apxs -I<MODSECURITY_SOURCE_CODE> -I/usr/include/libxml2 \
-ca mod_var_remote_addr_port.c

3
apache2/api/mod_op_strstr.c
View File

@ -87,6 +87,9 @@ static int hook_pre_config(apr_pool_t *mp, apr_pool_t *mp_log, apr_pool_t *mp_te
* name "reverse".
*/
fn("strstr", (void *)op_strstr_init, (void *)op_strstr_exec);
} else {
ap_log_error(APLOG_MARK, APLOG_ERR | APLOG_NOERRNO, 0, NULL,
"mod_op_strstr: Unable to find modsec_register_operator.");
}
return OK;

7
apache2/api/mod_tfn_reverse.c
View File

@ -7,9 +7,7 @@
#include "ap_config.h"
#include "apr_optional.h"
/* Must be declared if modsecurity.h is not included */
APR_DECLARE_OPTIONAL_FN(void, modsec_register_tfn, (const char *name, void *fn));
#include "modsecurity.h"
/**
* This function will be invoked by
@ -66,6 +64,9 @@ static int hook_pre_config(apr_pool_t *mp, apr_pool_t *mp_log, apr_pool_t *mp_te
* name "reverse".
*/
fn("reverse", (void *)reverse);
} else {
ap_log_error(APLOG_MARK, APLOG_ERR | APLOG_NOERRNO, 0, NULL,
"mod_tfn_reverse: Unable to find modsec_register_tfn.");
}
return OK;

5
apache2/api/mod_var_remote_addr_port.c
View File

@ -7,7 +7,7 @@
#include "ap_config.h"
#include "apr_optional.h"
#include "re.h"
#include "modsecurity.h"
/* -- Generic generators/validators from re_variables.c -- */
@ -77,6 +77,9 @@ static int hook_pre_config(apr_pool_t *mp, apr_pool_t *mp_log, apr_pool_t *mp_te
VAR_DONT_CACHE,
PHASE_REQUEST_HEADERS
);
} else {
ap_log_error(APLOG_MARK, APLOG_ERR | APLOG_NOERRNO, 0, NULL,
"mod_var_remote_addr_port: Unable to find modsec_register_variable.");
}
return OK;