static void mail_session_free(struct mail_session *session)
{
i_assert(session->refcount == 0);
global_memory_free(mail_session_memsize(session));
if (session->to_idle != NULL)
timeout_remove(&session->to_idle);
if (!session->disconnected)
hash_table_remove(mail_sessions_hash, session->id);
DLLIST_REMOVE_FULL(&stable_mail_sessions, session,
stable_prev, stable_next);
DLLIST2_REMOVE_FULL(&mail_sessions_head, &mail_sessions_tail, session,
sorted_prev, sorted_next);
DLLIST_REMOVE_FULL(&session->user->sessions, session,
user_prev, user_next);
mail_user_unref(&session->user);
if (session->ip != NULL) {
DLLIST_REMOVE_FULL(&session->ip->sessions, session,
ip_prev, ip_next);
mail_ip_unref(&session->ip);
}
str_table_unref(services, &session->service);
i_free(session->id);
i_free(session);
}
int mail_session_connect_parse(const char *const *args, const char **error_r)
{
struct mail_session *session;
const char *session_id;
pid_t pid;
struct ip_addr ip;
unsigned int i;
/* <session id> <username> <service> <pid> [key=value ..] */
if (str_array_length(args) < 4) {
*error_r = "CONNECT: Too few parameters";
return -1;
}
session_id = args[0];
if (str_to_pid(args[3], &pid) < 0) {
*error_r = t_strdup_printf("CONNECT: Invalid pid %s for session ID %s",
args[3], session_id);
return -1;
}
session = hash_table_lookup(mail_sessions_hash, session_id);
if (session != NULL) {
*error_r = t_strdup_printf(
"CONNECT: Duplicate session ID %s for user %s service %s",
session_id, args[1], args[2]);
return -1;
}
session = i_malloc(sizeof(struct mail_session) + stats_alloc_size());
session->stats = (void *)(session + 1);
session->refcount = 1; /* unrefed at disconnect */
session->id = i_strdup(session_id);
session->service = str_table_ref(services, args[2]);
session->pid = pid;
session->last_update = ioloop_timeval;
session->to_idle = timeout_add(MAIL_SESSION_IDLE_TIMEOUT_MSECS,
mail_session_idle_timeout, session);
session->user = mail_user_login(args[1]);
for (i = 3; args[i] != NULL; i++) {
if (strncmp(args[i], "rip=", 4) == 0 &&
net_addr2ip(args[i] + 4, &ip) == 0)
session->ip = mail_ip_login(&ip);
}
hash_table_insert(mail_sessions_hash, session->id, session);
DLLIST_PREPEND_FULL(&stable_mail_sessions, session,
stable_prev, stable_next);
DLLIST2_APPEND_FULL(&mail_sessions_head, &mail_sessions_tail, session,
sorted_prev, sorted_next);
DLLIST_PREPEND_FULL(&session->user->sessions, session,
user_prev, user_next);
mail_user_ref(session->user);
if (session->ip != NULL) {
DLLIST_PREPEND_FULL(&session->ip->sessions, session,
ip_prev, ip_next);
mail_ip_ref(session->ip);
}
global_memory_alloc(mail_session_memsize(session));
return 0;
}
int mail_session_connect_parse(const char *const *args, const char **error_r)
{
struct mail_session *session;
guid_128_t session_guid;
uint8_t *guid_p;
pid_t pid;
struct ip_addr ip;
unsigned int i;
/* <session guid> <username> <service> <pid> [key=value ..] */
if (str_array_length(args) < 4) {
*error_r = "CONNECT: Too few parameters";
return -1;
}
if (guid_128_from_string(args[0], session_guid) < 0) {
*error_r = "CONNECT: Invalid GUID";
return -1;
}
if (str_to_pid(args[3], &pid) < 0) {
*error_r = "CONNECT: Invalid pid";
return -1;
}
guid_p = session_guid;
session = hash_table_lookup(mail_sessions_hash, guid_p);
if (session != NULL) {
*error_r = "CONNECT: Duplicate session GUID";
return -1;
}
session = i_new(struct mail_session, 1);
session->refcount = 1; /* unrefed at disconnect */
session->service = i_strdup(args[2]);
memcpy(session->guid, session_guid, sizeof(session->guid));
session->pid = pid;
session->last_update = ioloop_timeval;
session->to_idle = timeout_add(MAIL_SESSION_IDLE_TIMEOUT_MSECS,
mail_session_idle_timeout, session);
session->user = mail_user_login(args[1]);
for (i = 3; args[i] != NULL; i++) {
if (strncmp(args[i], "rip=", 4) == 0 &&
net_addr2ip(args[i] + 4, &ip) == 0)
session->ip = mail_ip_login(&ip);
}
guid_p = session->guid;
hash_table_insert(mail_sessions_hash, guid_p, session);
DLLIST_PREPEND_FULL(&stable_mail_sessions, session,
stable_prev, stable_next);
DLLIST2_APPEND_FULL(&mail_sessions_head, &mail_sessions_tail, session,
sorted_prev, sorted_next);
DLLIST_PREPEND_FULL(&session->user->sessions, session,
user_prev, user_next);
mail_user_ref(session->user);
if (session->ip != NULL) {
DLLIST_PREPEND_FULL(&session->ip->sessions, session,
ip_prev, ip_next);
mail_ip_ref(session->ip);
}
global_memory_alloc(mail_session_memsize(session));
return 0;
}