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Move psk-key to own file.

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This commit is contained in:
Roger A. Light
2021-11-10 12:15:21 +00:00
parent 7e6e517208
commit 96ba8f6a47
4 changed files with 121 additions and 88 deletions
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3
src/CMakeLists.txt
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@@ -44,7 +44,8 @@ set (MOSQ_SRCS
persist_write_v5.c persist_write.c
persist.h
plugin.c plugin_v4.c plugin_v3.c plugin_v2.c
plugin_connect.c plugin_disconnect.c plugin_extended_auth.c plugin_message.c plugin_public.c plugin_tick.c
plugin_connect.c plugin_disconnect.c plugin_extended_auth.c plugin_message.c
plugin_psk_key.c plugin_public.c plugin_tick.c
property_broker.c
../lib/property_mosq.c ../lib/property_mosq.h
read_handle.c

4
src/Makefile
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@@ -63,6 +63,7 @@ OBJS= mosquitto.o \
plugin_disconnect.o \
plugin_extended_auth.o \
plugin_message.o \
plugin_psk_key.o \
plugin_public.o \
plugin_tick.o \
read_handle.o \
@@ -283,6 +284,9 @@ plugin_extended_auth.o : plugin_extended_auth.c ../include/mosquitto_plugin.h mo
plugin_message.o : plugin_message.c ../include/mosquitto_plugin.h mosquitto_broker_internal.h
${CROSS_COMPILE}${CC} $(BROKER_CPPFLAGS) $(BROKER_CFLAGS) -c $< -o $@
plugin_psk_key.o : plugin_psk_key.c ../include/mosquitto_plugin.h mosquitto_broker_internal.h
${CROSS_COMPILE}${CC} $(BROKER_CPPFLAGS) $(BROKER_CFLAGS) -c $< -o $@
plugin_public.o : plugin_public.c ../include/mosquitto_plugin.h mosquitto_broker_internal.h
${CROSS_COMPILE}${CC} $(BROKER_CPPFLAGS) $(BROKER_CFLAGS) -c $< -o $@

115
src/plugin_psk_key.c Normal file
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@@ -0,0 +1,115 @@
/*
Copyright (c) 2011-2021 Roger Light <roger@atchoo.org>
All rights reserved. This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
and Eclipse Distribution License v1.0 which accompany this distribution.
The Eclipse Public License is available at
https://www.eclipse.org/legal/epl-2.0/
and the Eclipse Distribution License is available at
http://www.eclipse.org/org/documents/edl-v10.php.
SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
Contributors:
Roger Light - initial implementation and documentation.
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#include "mosquitto_broker.h"
#include "mosquitto_broker_internal.h"
#include "mosquitto_plugin.h"
#include "memory_mosq.h"
#include "lib_load.h"
#include "utlist.h"
static int plugin__psk_key_get(struct mosquitto__security_options *opts, struct mosquitto *context, const char *hint, const char *identity, char *key, int max_key_len)
{
struct mosquitto_evt_psk_key event_data;
struct mosquitto__callback *cb_base;
int rc;
int rc_final = MOSQ_ERR_SUCCESS;
DL_FOREACH(opts->plugin_callbacks.psk_key, cb_base){
memset(&event_data, 0, sizeof(event_data));
event_data.client = context;
event_data.hint = hint;
event_data.identity = identity;
event_data.key = key;
event_data.max_key_len = max_key_len;
rc = cb_base->cb(MOSQ_EVT_PSK_KEY, &event_data, cb_base->userdata);
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
}
return rc_final;
}
int mosquitto_psk_key_get(struct mosquitto *context, const char *hint, const char *identity, char *key, int max_key_len)
{
int rc;
int rc_final = MOSQ_ERR_SUCCESS;
/* Global plugins */
if(db.config->security_options.plugin_callbacks.psk_key){
rc = plugin__psk_key_get(&db.config->security_options, context,
hint, identity, key, max_key_len);
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
}
/* Per listener plugins */
if(db.config->per_listener_settings){
if(context->listener == NULL){
return MOSQ_ERR_AUTH;
}
if(context->listener->security_options.plugin_callbacks.psk_key){
rc = plugin__psk_key_get(&context->listener->security_options, context,
hint, identity, key, max_key_len);
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
}
}
rc = mosquitto_psk_key_get_default(context, hint, identity, key, max_key_len);
if(rc != MOSQ_ERR_PLUGIN_DEFER){
return rc;
}
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
/* If all plugins deferred, this is a denial. If rc == MOSQ_ERR_SUCCESS
* here, then no plugins were configured. */
if(rc_final == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_AUTH;
}
return rc_final;
}

87
src/security.c
View File

@@ -608,90 +608,3 @@ int mosquitto_unpwd_check(struct mosquitto *context)
return rc;
}
static int plugin__psk_key_get(struct mosquitto__security_options *opts, struct mosquitto *context, const char *hint, const char *identity, char *key, int max_key_len)
{
struct mosquitto_evt_psk_key event_data;
struct mosquitto__callback *cb_base;
int rc;
int rc_final = MOSQ_ERR_SUCCESS;
DL_FOREACH(opts->plugin_callbacks.psk_key, cb_base){
memset(&event_data, 0, sizeof(event_data));
event_data.client = context;
event_data.hint = hint;
event_data.identity = identity;
event_data.key = key;
event_data.max_key_len = max_key_len;
rc = cb_base->cb(MOSQ_EVT_PSK_KEY, &event_data, cb_base->userdata);
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
}
return rc_final;
}
int mosquitto_psk_key_get(struct mosquitto *context, const char *hint, const char *identity, char *key, int max_key_len)
{
int rc;
int rc_final = MOSQ_ERR_SUCCESS;
/* Global plugins */
if(db.config->security_options.plugin_callbacks.psk_key){
rc = plugin__psk_key_get(&db.config->security_options, context,
hint, identity, key, max_key_len);
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
}
/* Per listener plugins */
if(db.config->per_listener_settings){
if(context->listener == NULL){
return MOSQ_ERR_AUTH;
}
if(context->listener->security_options.plugin_callbacks.psk_key){
rc = plugin__psk_key_get(&context->listener->security_options, context,
hint, identity, key, max_key_len);
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
}
}
rc = mosquitto_psk_key_get_default(context, hint, identity, key, max_key_len);
if(rc != MOSQ_ERR_PLUGIN_DEFER){
return rc;
}
if(rc == MOSQ_ERR_PLUGIN_IGNORE){
/* Do nothing */
}else if(rc == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_PLUGIN_DEFER;
}else{
return rc;
}
/* If all plugins deferred, this is a denial. If rc == MOSQ_ERR_SUCCESS
* here, then no plugins were configured. */
if(rc_final == MOSQ_ERR_PLUGIN_DEFER){
rc_final = MOSQ_ERR_AUTH;
}
return rc_final;
}