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apache-http-server/modules/generators/mod_info.c
Jim Jagielski a4df1f5fd1 Holey moley. Marcus Burke noted this in Rich's Nuts/Bolts talk. 
How embarassing! 


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@711421 13f79535-47bb-0310-9956-ffa450edef68
2008-11-04 21:42:17 +00:00

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/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Info Module. Display configuration information for the server and
* all included modules.
*
* <Location /server-info>
* SetHandler server-info
* </Location>
*
* GET /server-info - Returns full configuration page for server and all modules
* GET /server-info?server - Returns server configuration only
* GET /server-info?module_name - Returns configuration for a single module
* GET /server-info?list - Returns quick list of included modules
* GET /server-info?config - Returns full configuration
* GET /server-info?hooks - Returns a listing of the modules active for each hook
*
* Original Author:
* Rasmus Lerdorf <rasmus vex.net>, May 1996
*
* Modified By:
* Lou Langholtz <ldl usi.utah.edu>, July 1997
*
* Apache 2.0 Port:
* Ryan Morgan <rmorgan covalent.net>, August 2000
*
*/
#include "apr.h"
#include "apr_strings.h"
#include "apr_lib.h"
#define APR_WANT_STRFUNC
#include "apr_want.h"
#include "httpd.h"
#include "http_config.h"
#include "http_core.h"
#include "http_log.h"
#include "http_main.h"
#include "http_protocol.h"
#include "http_connection.h"
#include "http_request.h"
#include "util_script.h"
#include "ap_mpm.h"
typedef struct
{
const char *name; /* matching module name */
const char *info; /* additional info */
} info_entry;
typedef struct
{
apr_array_header_t *more_info;
} info_svr_conf;
module AP_MODULE_DECLARE_DATA info_module;
static void *create_info_config(apr_pool_t * p, server_rec * s)
{
info_svr_conf *conf =
(info_svr_conf *) apr_pcalloc(p, sizeof(info_svr_conf));
conf->more_info = apr_array_make(p, 20, sizeof(info_entry));
return conf;
}
static void *merge_info_config(apr_pool_t * p, void *basev, void *overridesv)
{
info_svr_conf *new =
(info_svr_conf *) apr_pcalloc(p, sizeof(info_svr_conf));
info_svr_conf *base = (info_svr_conf *) basev;
info_svr_conf *overrides = (info_svr_conf *) overridesv;
new->more_info =
apr_array_append(p, overrides->more_info, base->more_info);
return new;
}
static void put_int_flush_right(request_rec * r, int i, int field)
{
if (field > 1 || i > 9)
put_int_flush_right(r, i / 10, field - 1);
if (i)
ap_rputc('0' + i % 10, r);
else
ap_rputs("&nbsp;", r);
}
static void mod_info_indent(request_rec * r, int nest,
const char *thisfn, int linenum)
{
int i;
const char *prevfn =
ap_get_module_config(r->request_config, &info_module);
if (thisfn == NULL)
thisfn = "*UNKNOWN*";
if (prevfn == NULL || 0 != strcmp(prevfn, thisfn)) {
thisfn = ap_escape_html(r->pool, thisfn);
ap_rprintf(r, "<dd><tt><strong>In file: %s</strong></tt></dd>\n",
thisfn);
ap_set_module_config(r->request_config, &info_module,
(void *) thisfn);
}
ap_rputs("<dd><tt>", r);
put_int_flush_right(r, linenum > 0 ? linenum : 0, 4);
ap_rputs(":&nbsp;", r);
for (i = 1; i <= nest; ++i) {
ap_rputs("&nbsp;&nbsp;", r);
}
}
static void mod_info_show_cmd(request_rec * r, const ap_directive_t * dir,
int nest)
{
mod_info_indent(r, nest, dir->filename, dir->line_num);
ap_rprintf(r, "%s <i>%s</i></tt></dd>\n",
ap_escape_html(r->pool, dir->directive),
ap_escape_html(r->pool, dir->args));
}
static void mod_info_show_open(request_rec * r, const ap_directive_t * dir,
int nest)
{
mod_info_indent(r, nest, dir->filename, dir->line_num);
ap_rprintf(r, "%s %s</tt></dd>\n",
ap_escape_html(r->pool, dir->directive),
ap_escape_html(r->pool, dir->args));
}
static void mod_info_show_close(request_rec * r, const ap_directive_t * dir,
int nest)
{
const char *dirname = dir->directive;
mod_info_indent(r, nest, dir->filename, 0);
if (*dirname == '<') {
ap_rprintf(r, "&lt;/%s&gt;</tt></dd>",
ap_escape_html(r->pool, dirname + 1));
}
else {
ap_rprintf(r, "/%s</tt></dd>", ap_escape_html(r->pool, dirname));
}
}
static int mod_info_has_cmd(const command_rec * cmds, ap_directive_t * dir)
{
const command_rec *cmd;
if (cmds == NULL)
return 1;
for (cmd = cmds; cmd->name; ++cmd) {
if (strcasecmp(cmd->name, dir->directive) == 0)
return 1;
}
return 0;
}
static void mod_info_show_parents(request_rec * r, ap_directive_t * node,
int from, int to)
{
if (from < to)
mod_info_show_parents(r, node->parent, from, to - 1);
mod_info_show_open(r, node, to);
}
static int mod_info_module_cmds(request_rec * r, const command_rec * cmds,
ap_directive_t * node, int from, int level)
{
int shown = from;
ap_directive_t *dir;
if (level == 0)
ap_set_module_config(r->request_config, &info_module, NULL);
for (dir = node; dir; dir = dir->next) {
if (dir->first_child != NULL) {
if (level < mod_info_module_cmds(r, cmds, dir->first_child,
shown, level + 1)) {
shown = level;
mod_info_show_close(r, dir, level);
}
}
else if (mod_info_has_cmd(cmds, dir)) {
if (shown < level) {
mod_info_show_parents(r, dir->parent, shown, level - 1);
shown = level;
}
mod_info_show_cmd(r, dir, level);
}
}
return shown;
}
typedef struct
{ /*XXX: should get something from apr_hooks.h instead */
void (*pFunc) (void); /* just to get the right size */
const char *szName;
const char *const *aszPredecessors;
const char *const *aszSuccessors;
int nOrder;
} hook_struct_t;
/*
* hook_get_t is a pointer to a function that takes void as an argument and
* returns a pointer to an apr_array_header_t. The nasty WIN32 ifdef
* is required to account for the fact that the ap_hook* calls all use
* STDCALL calling convention.
*/
typedef apr_array_header_t *(
#ifdef WIN32
__stdcall
#endif
* hook_get_t) (void);
typedef struct
{
const char *name;
hook_get_t get;
} hook_lookup_t;
static hook_lookup_t startup_hooks[] = {
{"Pre-Config", ap_hook_get_pre_config},
{"Check Configuration", ap_hook_get_check_config},
{"Test Configuration", ap_hook_get_test_config},
{"Post Configuration", ap_hook_get_post_config},
{"Open Logs", ap_hook_get_open_logs},
{"Child Init", ap_hook_get_child_init},
{NULL},
};
static hook_lookup_t request_hooks[] = {
{"Pre-Connection", ap_hook_get_pre_connection},
{"Create Connection", ap_hook_get_create_connection},
{"Process Connection", ap_hook_get_process_connection},
{"Create Request", ap_hook_get_create_request},
{"Post-Read Request", ap_hook_get_post_read_request},
{"Header Parse", ap_hook_get_header_parser},
{"HTTP Scheme", ap_hook_get_http_scheme},
{"Default Port", ap_hook_get_default_port},
{"Quick Handler", ap_hook_get_quick_handler},
{"Translate Name", ap_hook_get_translate_name},
{"Map to Storage", ap_hook_get_map_to_storage},
{"Check Access", ap_hook_get_access_checker},
{"Verify User ID", ap_hook_get_check_user_id},
{"Verify User Access", ap_hook_get_auth_checker},
{"Check Type", ap_hook_get_type_checker},
{"Fixups", ap_hook_get_fixups},
{"Insert Filters", ap_hook_get_insert_filter},
{"Content Handlers", ap_hook_get_handler},
{"Logging", ap_hook_get_log_transaction},
{"Insert Errors", ap_hook_get_insert_error_filter},
{NULL},
};
static int module_find_hook(module * modp, hook_get_t hook_get)
{
int i;
apr_array_header_t *hooks = hook_get();
hook_struct_t *elts;
if (!hooks) {
return 0;
}
elts = (hook_struct_t *) hooks->elts;
for (i = 0; i < hooks->nelts; i++) {
if (strcmp(elts[i].szName, modp->name) == 0) {
return 1;
}
}
return 0;
}
static void module_participate(request_rec * r,
module * modp,
hook_lookup_t * lookup, int *comma)
{
if (module_find_hook(modp, lookup->get)) {
if (*comma) {
ap_rputs(", ", r);
}
ap_rvputs(r, "<tt>", lookup->name, "</tt>", NULL);
*comma = 1;
}
}
static void module_request_hook_participate(request_rec * r, module * modp)
{
int i, comma = 0;
ap_rputs("<dt><strong>Request Phase Participation:</strong>\n", r);
for (i = 0; request_hooks[i].name; i++) {
module_participate(r, modp, &request_hooks[i], &comma);
}
if (!comma) {
ap_rputs("<tt> <em>none</em></tt>", r);
}
ap_rputs("</dt>\n", r);
}
static const char *find_more_info(server_rec * s, const char *module_name)
{
int i;
info_svr_conf *conf =
(info_svr_conf *) ap_get_module_config(s->module_config,
&info_module);
info_entry *entry = (info_entry *) conf->more_info->elts;
if (!module_name) {
return 0;
}
for (i = 0; i < conf->more_info->nelts; i++) {
if (!strcmp(module_name, entry->name)) {
return entry->info;
}
entry++;
}
return 0;
}
static int show_server_settings(request_rec * r)
{
server_rec *serv = r->server;
int max_daemons, forked, threaded;
ap_rputs("<h2><a name=\"server\">Server Settings</a></h2>", r);
ap_rprintf(r,
"<dl><dt><strong>Server Version:</strong> "
"<font size=\"+1\"><tt>%s</tt></font></dt>\n",
ap_get_server_description());
ap_rprintf(r,
"<dt><strong>Server Built:</strong> "
"<font size=\"+1\"><tt>%s</tt></font></dt>\n",
ap_get_server_built());
ap_rprintf(r,
"<dt><strong>Module Magic Number:</strong> "
"<tt>%d:%d</tt></dt>\n", MODULE_MAGIC_NUMBER_MAJOR,
MODULE_MAGIC_NUMBER_MINOR);
ap_rprintf(r,
"<dt><strong>Hostname/port:</strong> "
"<tt>%s:%u</tt></dt>\n", ap_get_server_name(r),
ap_get_server_port(r));
ap_rprintf(r,
"<dt><strong>Timeouts:</strong> "
"<tt>connection: %d &nbsp;&nbsp; "
"keep-alive: %d</tt></dt>",
(int) (apr_time_sec(serv->timeout)),
(int) (apr_time_sec(serv->keep_alive_timeout)));
ap_mpm_query(AP_MPMQ_MAX_DAEMON_USED, &max_daemons);
ap_mpm_query(AP_MPMQ_IS_THREADED, &threaded);
ap_mpm_query(AP_MPMQ_IS_FORKED, &forked);
ap_rprintf(r, "<dt><strong>MPM Name:</strong> <tt>%s</tt></dt>\n",
ap_show_mpm());
ap_rprintf(r,
"<dt><strong>MPM Information:</strong> "
"<tt>Max Daemons: %d Threaded: %s Forked: %s</tt></dt>\n",
max_daemons, threaded ? "yes" : "no", forked ? "yes" : "no");
ap_rprintf(r,
"<dt><strong>Server Architecture:</strong> "
"<tt>%ld-bit</tt></dt>\n", 8 * (long) sizeof(void *));
ap_rprintf(r,
"<dt><strong>Server Root:</strong> "
"<tt>%s</tt></dt>\n", ap_server_root);
ap_rprintf(r,
"<dt><strong>Config File:</strong> "
"<tt>%s</tt></dt>\n", ap_conftree->filename);
ap_rputs("<dt><strong>Server Built With:</strong>\n"
"<tt style=\"white-space: pre;\">\n", r);
/* TODO: Not all of these defines are getting set like they do in main.c.
* Missing some headers?
*/
#ifdef BIG_SECURITY_HOLE
ap_rputs(" -D BIG_SECURITY_HOLE\n", r);
#endif
#ifdef SECURITY_HOLE_PASS_AUTHORIZATION
ap_rputs(" -D SECURITY_HOLE_PASS_AUTHORIZATION\n", r);
#endif
#ifdef OS
ap_rputs(" -D OS=\"" OS "\"\n", r);
#endif
#ifdef APACHE_MPM_DIR
ap_rputs(" -D APACHE_MPM_DIR=\"" APACHE_MPM_DIR "\"\n", r);
#endif
#ifdef HAVE_SHMGET
ap_rputs(" -D HAVE_SHMGET\n", r);
#endif
#if APR_FILE_BASED_SHM
ap_rputs(" -D APR_FILE_BASED_SHM\n", r);
#endif
#if APR_HAS_SENDFILE
ap_rputs(" -D APR_HAS_SENDFILE\n", r);
#endif
#if APR_HAS_MMAP
ap_rputs(" -D APR_HAS_MMAP\n", r);
#endif
#ifdef NO_WRITEV
ap_rputs(" -D NO_WRITEV\n", r);
#endif
#ifdef NO_LINGCLOSE
ap_rputs(" -D NO_LINGCLOSE\n", r);
#endif
#if APR_HAVE_IPV6
ap_rputs(" -D APR_HAVE_IPV6 (IPv4-mapped addresses ", r);
#ifdef AP_ENABLE_V4_MAPPED
ap_rputs("enabled)\n", r);
#else
ap_rputs("disabled)\n", r);
#endif
#endif
#if APR_USE_FLOCK_SERIALIZE
ap_rputs(" -D APR_USE_FLOCK_SERIALIZE\n", r);
#endif
#if APR_USE_SYSVSEM_SERIALIZE
ap_rputs(" -D APR_USE_SYSVSEM_SERIALIZE\n", r);
#endif
#if APR_USE_POSIXSEM_SERIALIZE
ap_rputs(" -D APR_USE_POSIXSEM_SERIALIZE\n", r);
#endif
#if APR_USE_FCNTL_SERIALIZE
ap_rputs(" -D APR_USE_FCNTL_SERIALIZE\n", r);
#endif
#if APR_USE_PROC_PTHREAD_SERIALIZE
ap_rputs(" -D APR_USE_PROC_PTHREAD_SERIALIZE\n", r);
#endif
#if APR_PROCESS_LOCK_IS_GLOBAL
ap_rputs(" -D APR_PROCESS_LOCK_IS_GLOBAL\n", r);
#endif
#ifdef SINGLE_LISTEN_UNSERIALIZED_ACCEPT
ap_rputs(" -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT\n", r);
#endif
#if APR_HAS_OTHER_CHILD
ap_rputs(" -D APR_HAS_OTHER_CHILD\n", r);
#endif
#ifdef AP_HAVE_RELIABLE_PIPED_LOGS
ap_rputs(" -D AP_HAVE_RELIABLE_PIPED_LOGS\n", r);
#endif
#ifdef BUFFERED_LOGS
ap_rputs(" -D BUFFERED_LOGS\n", r);
#ifdef PIPE_BUF
ap_rputs(" -D PIPE_BUF=%ld\n", (long) PIPE_BUF, r);
#endif
#endif
#if APR_CHARSET_EBCDIC
ap_rputs(" -D APR_CHARSET_EBCDIC\n", r);
#endif
#ifdef NEED_HASHBANG_EMUL
ap_rputs(" -D NEED_HASHBANG_EMUL\n", r);
#endif
#ifdef SHARED_CORE
ap_rputs(" -D SHARED_CORE\n", r);
#endif
/* This list displays the compiled in default paths: */
#ifdef HTTPD_ROOT
ap_rputs(" -D HTTPD_ROOT=\"" HTTPD_ROOT "\"\n", r);
#endif
#ifdef SUEXEC_BIN
ap_rputs(" -D SUEXEC_BIN=\"" SUEXEC_BIN "\"\n", r);
#endif
#if defined(SHARED_CORE) && defined(SHARED_CORE_DIR)
ap_rputs(" -D SHARED_CORE_DIR=\"" SHARED_CORE_DIR "\"\n", r);
#endif
#ifdef DEFAULT_PIDLOG
ap_rputs(" -D DEFAULT_PIDLOG=\"" DEFAULT_PIDLOG "\"\n", r);
#endif
#ifdef DEFAULT_SCOREBOARD
ap_rputs(" -D DEFAULT_SCOREBOARD=\"" DEFAULT_SCOREBOARD "\"\n", r);
#endif
#ifdef DEFAULT_LOCKFILE
ap_rputs(" -D DEFAULT_LOCKFILE=\"" DEFAULT_LOCKFILE "\"\n", r);
#endif
#ifdef DEFAULT_ERRORLOG
ap_rputs(" -D DEFAULT_ERRORLOG=\"" DEFAULT_ERRORLOG "\"\n", r);
#endif
#ifdef AP_TYPES_CONFIG_FILE
ap_rputs(" -D AP_TYPES_CONFIG_FILE=\"" AP_TYPES_CONFIG_FILE "\"\n", r);
#endif
#ifdef SERVER_CONFIG_FILE
ap_rputs(" -D SERVER_CONFIG_FILE=\"" SERVER_CONFIG_FILE "\"\n", r);
#endif
ap_rputs("</tt></dt>\n", r);
ap_rputs("</dl><hr />", r);
return 0;
}
static int dump_a_hook(request_rec * r, hook_get_t hook_get)
{
int i;
char qs;
hook_struct_t *elts;
apr_array_header_t *hooks = hook_get();
if (!hooks) {
return 0;
}
if (r->args && strcasecmp(r->args, "hooks") == 0) {
qs = '?';
}
else {
qs = '#';
}
elts = (hook_struct_t *) hooks->elts;
for (i = 0; i < hooks->nelts; i++) {
ap_rprintf(r,
"&nbsp;&nbsp; %02d <a href=\"%c%s\">%s</a> <br/>",
elts[i].nOrder, qs, elts[i].szName, elts[i].szName);
}
return 0;
}
static int show_active_hooks(request_rec * r)
{
int i;
ap_rputs("<h2><a name=\"startup_hooks\">Startup Hooks</a></h2>\n<dl>", r);
for (i = 0; startup_hooks[i].name; i++) {
ap_rprintf(r, "<dt><strong>%s:</strong>\n <br /><tt>\n",
startup_hooks[i].name);
dump_a_hook(r, startup_hooks[i].get);
ap_rputs("\n </tt>\n</dt>\n", r);
}
ap_rputs
("</dl>\n<hr />\n<h2><a name=\"request_hooks\">Request Hooks</a></h2>\n<dl>",
r);
for (i = 0; request_hooks[i].name; i++) {
ap_rprintf(r, "<dt><strong>%s:</strong>\n <br /><tt>\n",
request_hooks[i].name);
dump_a_hook(r, request_hooks[i].get);
ap_rputs("\n </tt>\n</dt>\n", r);
}
ap_rputs("</dl>\n<hr />\n", r);
return 0;
}
static int display_info(request_rec * r)
{
module *modp = NULL;
server_rec *serv = r->server;
const char *more_info;
const command_rec *cmd = NULL;
int comma = 0;
if (strcmp(r->handler, "server-info"))
return DECLINED;
r->allowed |= (AP_METHOD_BIT << M_GET);
if (r->method_number != M_GET)
return DECLINED;
ap_set_content_type(r, "text/html; charset=ISO-8859-1");
ap_rputs(DOCTYPE_XHTML_1_0T
"<html xmlns=\"http://www.w3.org/1999/xhtml\">\n"
"<head>\n"
" <title>Server Information</title>\n" "</head>\n", r);
ap_rputs("<body><h1 style=\"text-align: center\">"
"Apache Server Information</h1>\n", r);
if (!r->args || strcasecmp(r->args, "list")) {
if (!r->args) {
ap_rputs("<dl><dt><tt>Subpages:<br />", r);
ap_rputs("<a href=\"?config\">Configuration Files</a>, "
"<a href=\"?server\">Server Settings</a>, "
"<a href=\"?list\">Module List</a>, "
"<a href=\"?hooks\">Active Hooks</a>", r);
ap_rputs("</tt></dt></dl><hr />", r);
ap_rputs("<dl><dt><tt>Sections:<br />", r);
ap_rputs("<a href=\"#server\">Server Settings</a>, "
"<a href=\"#startup_hooks\">Startup Hooks</a>, "
"<a href=\"#request_hooks\">Request Hooks</a>", r);
ap_rputs("</tt></dt></dl><hr />", r);
ap_rputs("<dl><dt><tt>Loaded Modules: <br />", r);
/* TODO: Sort by Alpha */
for (modp = ap_top_module; modp; modp = modp->next) {
ap_rprintf(r, "<a href=\"#%s\">%s</a>", modp->name,
modp->name);
if (modp->next) {
ap_rputs(", ", r);
}
}
ap_rputs("</tt></dt></dl><hr />", r);
}
if (!r->args || !strcasecmp(r->args, "server")) {
show_server_settings(r);
}
if (!r->args || !strcasecmp(r->args, "hooks")) {
show_active_hooks(r);
}
if (r->args && 0 == strcasecmp(r->args, "config")) {
ap_rputs("<dl><dt><strong>Configuration:</strong>\n", r);
mod_info_module_cmds(r, NULL, ap_conftree, 0, 0);
ap_rputs("</dl><hr />", r);
}
else {
for (modp = ap_top_module; modp; modp = modp->next) {
if (!r->args || !strcasecmp(modp->name, r->args)) {
ap_rprintf(r,
"<dl><dt><a name=\"%s\"><strong>Module Name:</strong></a> "
"<font size=\"+1\"><tt><a href=\"?%s\">%s</a></tt></font></dt>\n",
modp->name, modp->name, modp->name);
ap_rputs("<dt><strong>Content handlers:</strong> ", r);
if (module_find_hook(modp, ap_hook_get_handler)) {
ap_rputs("<tt> <em>yes</em></tt>", r);
}
else {
ap_rputs("<tt> <em>none</em></tt>", r);
}
ap_rputs("</dt>", r);
ap_rputs
("<dt><strong>Configuration Phase Participation:</strong>\n",
r);
if (modp->create_dir_config) {
if (comma) {
ap_rputs(", ", r);
}
ap_rputs("<tt>Create Directory Config</tt>", r);
comma = 1;
}
if (modp->merge_dir_config) {
if (comma) {
ap_rputs(", ", r);
}
ap_rputs("<tt>Merge Directory Configs</tt>", r);
comma = 1;
}
if (modp->create_server_config) {
if (comma) {
ap_rputs(", ", r);
}
ap_rputs("<tt>Create Server Config</tt>", r);
comma = 1;
}
if (modp->merge_server_config) {
if (comma) {
ap_rputs(", ", r);
}
ap_rputs("<tt>Merge Server Configs</tt>", r);
comma = 1;
}
if (!comma)
ap_rputs("<tt> <em>none</em></tt>", r);
comma = 0;
ap_rputs("</dt>", r);
module_request_hook_participate(r, modp);
cmd = modp->cmds;
if (cmd) {
ap_rputs
("<dt><strong>Module Directives:</strong></dt>",
r);
while (cmd) {
if (cmd->name) {
ap_rprintf(r, "<dd><tt>%s%s - <i>",
ap_escape_html(r->pool, cmd->name),
cmd->name[0] == '<' ? "&gt;" : "");
if (cmd->errmsg) {
ap_rputs(ap_escape_html(r->pool, cmd->errmsg), r);
}
ap_rputs("</i></tt></dd>\n", r);
}
else {
break;
}
cmd++;
}
ap_rputs
("<dt><strong>Current Configuration:</strong></dt>\n",
r);
mod_info_module_cmds(r, modp->cmds, ap_conftree, 0,
0);
}
else {
ap_rputs
("<dt><strong>Module Directives:</strong> <tt>none</tt></dt>",
r);
}
more_info = find_more_info(serv, modp->name);
if (more_info) {
ap_rputs
("<dt><strong>Additional Information:</strong>\n</dt><dd>",
r);
ap_rputs(more_info, r);
ap_rputs("</dd>", r);
}
ap_rputs("</dl><hr />\n", r);
if (r->args) {
break;
}
}
}
if (!modp && r->args && strcasecmp(r->args, "server")) {
ap_rputs("<p><b>No such module</b></p>\n", r);
}
}
}
else {
ap_rputs("<dl><dt>Server Module List</dt>", r);
for (modp = ap_top_module; modp; modp = modp->next) {
ap_rputs("<dd>", r);
ap_rputs(modp->name, r);
ap_rputs("</dd>", r);
}
ap_rputs("</dl><hr />", r);
}
ap_rputs(ap_psignature("", r), r);
ap_rputs("</body></html>\n", r);
/* Done, turn off timeout, close file and return */
return 0;
}
static const char *add_module_info(cmd_parms * cmd, void *dummy,
const char *name, const char *info)
{
server_rec *s = cmd->server;
info_svr_conf *conf =
(info_svr_conf *) ap_get_module_config(s->module_config,
&info_module);
info_entry *new = apr_array_push(conf->more_info);
new->name = name;
new->info = info;
return NULL;
}
static const command_rec info_cmds[] = {
AP_INIT_TAKE2("AddModuleInfo", add_module_info, NULL, RSRC_CONF,
"a module name and additional information on that module"),
{NULL}
};
static void register_hooks(apr_pool_t * p)
{
ap_hook_handler(display_info, NULL, NULL, APR_HOOK_MIDDLE);
}
module AP_MODULE_DECLARE_DATA info_module = {
STANDARD20_MODULE_STUFF,
NULL, /* dir config creater */
NULL, /* dir merger --- default is to override */
create_info_config, /* server config */
merge_info_config, /* merge server config */
info_cmds, /* command apr_table_t */
register_hooks
};
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