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security_events: Push out security events over AMI events

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Security Events will now be written to any listener of the new 'security' class

Review: https://reviewboard.asterisk.org/r/2998/


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/12@402584 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Jonathan Rose
2013-11-08 19:28:11 +00:00
parent 6ced38003d
commit 92628d1654
5 changed files with 110 additions and 20 deletions
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76
main/security_events.c
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@@ -42,6 +42,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/astobj2.h"
static const size_t TIMESTAMP_STR_LEN = 32;
static const size_t SECURITY_EVENT_BUF_INIT_LEN = 256;
/*! \brief Security Topic */
static struct stasis_topic *security_topic;
@@ -51,8 +52,81 @@ struct stasis_topic *ast_security_topic(void)
return security_topic;
}
static int append_event_str_single(struct ast_str **str, struct ast_json *json,
const enum ast_event_ie_type ie_type)
{
const char *ie_type_key = ast_event_get_ie_type_name(ie_type);
struct ast_json *json_string = ast_json_object_get(json, ie_type_key);
ast_assert(json_string != NULL);
if (ast_str_append(str, 0, "%s: %s\r\n", ie_type_key, ast_json_string_get(json_string)) == -1) {
return -1;
}
return 0;
}
static int append_event_str_from_json(struct ast_str **str, struct ast_json *json,
const struct ast_security_event_ie_type *ies)
{
unsigned int i;
for (i = 0; ies[i].ie_type != AST_EVENT_IE_END; i++) {
if (append_event_str_single(str, json, ies[i].ie_type)) {
return -1;
}
}
return 0;
}
static struct ast_manager_event_blob *security_event_to_ami_blob(struct ast_json *json)
{
RAII_VAR(struct ast_str *, str, NULL, ast_free);
struct ast_json *event_type_json;
enum ast_security_event_type event_type;
event_type_json = ast_json_object_get(json, "SecurityEvent");
event_type = ast_json_integer_get(event_type_json);
ast_assert(event_type >= 0 && event_type < AST_SECURITY_EVENT_NUM_TYPES);
if (!(str = ast_str_create(SECURITY_EVENT_BUF_INIT_LEN))) {
return NULL;
}
if (append_event_str_from_json(&str, json,
ast_security_event_get_required_ies(event_type))) {
ast_log(LOG_ERROR, "Failed to issue a security event to AMI.\n");
return NULL;
}
return ast_manager_event_blob_create(EVENT_FLAG_SECURITY,
ast_security_event_get_name(event_type),
"%s",
ast_str_buffer(str));
}
static struct ast_manager_event_blob *security_event_to_ami(struct stasis_message *message)
{
struct ast_json_payload *payload = stasis_message_data(message);
if (stasis_message_type(message) != ast_security_event_type()) {
return NULL;
}
if (!payload) {
return NULL;
}
return security_event_to_ami_blob(payload->json);
}
/*! \brief Message type for security events */
STASIS_MESSAGE_TYPE_DEFN(ast_security_event_type);
STASIS_MESSAGE_TYPE_DEFN(ast_security_event_type,
.to_ami = security_event_to_ami,
);
static void security_stasis_cleanup(void)
{