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Add VMAuthenticate application (bug #2775)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4155 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.2-netsec
Mark Spencer 22 years ago
parent 1f8baf8b09
commit 506e44802d
1 changed files with 142 additions and 83 deletions
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225
apps/app_voicemail.c
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@ -214,6 +214,16 @@ static char *descrip_vm_box_exists =
" MailboxExists(mailbox[@context]): Conditionally branches to priority n+101\n"
"if the specified voice mailbox exists.\n";
static char *synopsis_vmauthenticate =
"Authenticate off voicemail passwords";
static char *descrip_vmauthenticate =
" VMAuthenticate([mailbox][@context]): Behaves identically to the Authenticate\n"
"application, with the exception that the passwords are taken from\n"
"voicemail.conf.\n"
" If the mailbox is specified, only that mailbox's password will be considered\n"
"valid. If the mailbox is not specified, the channel variable AUTH_MAILBOX will\n"
"be set with the authenticated mailbox.\n";
/* Leave a message */
static char *app = "VoiceMail";
@ -222,6 +232,7 @@ static char *app = "VoiceMail";
static char *app2 = "VoiceMailMain";
static char *app3 = "MailboxExists";
static char *app4 = "VMAuthenticate";
AST_MUTEX_DEFINE_STATIC(vmlock);
struct ast_vm_user *users;
@ -3249,72 +3260,11 @@ static int vm_browse_messages_pt(struct ast_channel *chan, struct vm_state *vms,
return cmd;
}
static int vm_execmain(struct ast_channel *chan, void *data)
static int vm_authenticate(struct ast_channel *chan, char *mailbox, int mailbox_size, struct ast_vm_user *res_vmu, const char *context, const char *prefix, int skipuser, int maxlogins)
{
/* XXX This is, admittedly, some pretty horrendus code. For some
reason it just seemed a lot easier to do with GOTO's. I feel
like I'm back in my GWBASIC days. XXX */
int res=-1;
int valid = 0;
int prefix = 0;
int cmd=0;
struct localuser *u;
char prefixstr[80] ="";
char empty[80] = "";
char ext_context[256]="";
int box;
int useadsi = 0;
int skipuser = 0;
char tmp[256], *ext;
char fmtc[256] = "";
char password[80];
struct vm_state vms;
int logretries = 0;
struct ast_vm_user *vmu = NULL, vmus;
char *context=NULL;
int silentexit = 0;
char *passptr;
LOCAL_USER_ADD(u);
memset(&vms, 0, sizeof(vms));
memset(&vmus, 0, sizeof(vmus));
strncpy(fmtc, vmfmts, sizeof(fmtc) - 1);
if (chan->_state != AST_STATE_UP)
ast_answer(chan);
if (data && !ast_strlen_zero(data)) {
strncpy(tmp, data, sizeof(tmp) - 1);
ext = tmp;
switch (*ext) {
case 's':
/* We should skip the user's password */
valid++;
ext++;
break;
case 'p':
/* We should prefix the mailbox with the supplied data */
prefix++;
ext++;
break;
}
context = strchr(ext, '@');
if (context) {
*context = '\0';
context++;
}
if (prefix)
strncpy(prefixstr, ext, sizeof(prefixstr) - 1);
else
strncpy(vms.username, ext, sizeof(vms.username) - 1);
if (!ast_strlen_zero(vms.username) && (vmu = find_user(&vmus, context ,vms.username)))
skipuser++;
else
valid = 0;
}
int useadsi, valid=0, logretries=0;
char password[AST_MAX_EXTENSION]="", *passptr;
struct ast_vm_user vmus, *vmu = NULL;
/* If ADSI is supported, setup login screen */
adsi_begin(chan, &useadsi);
@ -3322,49 +3272,48 @@ static int vm_execmain(struct ast_channel *chan, void *data)
adsi_login(chan);
if (!skipuser && ast_streamfile(chan, "vm-login", chan->language)) {
ast_log(LOG_WARNING, "Couldn't stream login file\n");
goto out;
return -1;
}
/* Authenticate them and get their mailbox/password */
while (!valid && (logretries < maxlogins)) {
/* Prompt for, and read in the username */
if (!skipuser && ast_readstring(chan, vms.username, sizeof(vms.username) - 1, 2000, 10000, "#") < 0) {
if (!skipuser && ast_readstring(chan, mailbox, mailbox_size - 1, 2000, 10000, "#") < 0) {
ast_log(LOG_WARNING, "Couldn't read username\n");
goto out;
return -1;
}
if (ast_strlen_zero(vms.username)) {
if (ast_strlen_zero(mailbox)) {
if (chan->cid.cid_num) {
strncpy(vms.username, chan->cid.cid_num, sizeof(vms.username) - 1);
strncpy(mailbox, chan->cid.cid_num, mailbox_size);
} else {
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 "Username not entered\n");
res = 0;
goto out;
return -1;
}
}
if (useadsi)
adsi_password(chan);
if (!skipuser)
vmu = find_user(&vmus, context, vms.username);
vmu = find_user(&vmus, context, mailbox);
if (vmu && (vmu->password[0] == '\0' || (vmu->password[0] == '-' && vmu->password[1] == '\0'))) {
/* saved password is blank, so don't bother asking */
password[0] = '\0';
} else {
if (ast_streamfile(chan, "vm-password", chan->language)) {
ast_log(LOG_WARNING, "Unable to stream password file\n");
goto out;
return -1;
}
if (ast_readstring(chan, password, sizeof(password) - 1, 2000, 10000, "#") < 0) {
ast_log(LOG_WARNING, "Unable to read password\n");
goto out;
return -1;
}
}
if (prefix) {
char fullusername[80] = "";
strncpy(fullusername, prefixstr, sizeof(fullusername) - 1);
strncat(fullusername, vms.username, sizeof(fullusername) - 1);
strncpy(vms.username, fullusername, sizeof(vms.username) - 1);
strncpy(fullusername, prefix, sizeof(fullusername) - 1);
strncat(fullusername, mailbox, sizeof(fullusername) - 1 - strlen(fullusername));
strncpy(mailbox, fullusername, mailbox_size - 1);
}
if (vmu) {
passptr = vmu->password;
@ -3374,9 +3323,9 @@ static int vm_execmain(struct ast_channel *chan, void *data)
valid++;
else {
if (option_verbose > 2)
ast_verbose( VERBOSE_PREFIX_3 "Incorrect password '%s' for user '%s' (context = %s)\n", password, vms.username, context ? context : "<any>");
ast_verbose( VERBOSE_PREFIX_3 "Incorrect password '%s' for user '%s' (context = %s)\n", password, mailbox, context ? context : "<any>");
if (prefix)
strncpy(vms.username, empty, sizeof(vms.username) -1);
strncpy(mailbox, "", mailbox_size -1);
}
logretries++;
if (!valid) {
@ -3394,11 +3343,92 @@ static int vm_execmain(struct ast_channel *chan, void *data)
}
if (!valid && (logretries >= maxlogins)) {
ast_stopstream(chan);
res = ast_play_and_wait(chan, "vm-goodbye");
if (res > 0)
res = 0;
ast_play_and_wait(chan, "vm-goodbye");
return -1;
}
if (!skipuser) {
memcpy(res_vmu, vmu, sizeof(struct ast_vm_user));
}
return 0;
}
static int vm_execmain(struct ast_channel *chan, void *data)
{
/* XXX This is, admittedly, some pretty horrendus code. For some
reason it just seemed a lot easier to do with GOTO's. I feel
like I'm back in my GWBASIC days. XXX */
int res=-1;
int valid = 0;
int prefix = 0;
int cmd=0;
struct localuser *u;
char prefixstr[80] ="";
char ext_context[256]="";
int box;
int useadsi = 0;
int skipuser = 0;
char tmp[256], *ext;
char fmtc[256] = "";
struct vm_state vms;
struct ast_vm_user *vmu = NULL, vmus;
char *context=NULL;
int silentexit = 0;
LOCAL_USER_ADD(u);
memset(&vms, 0, sizeof(vms));
memset(&vmus, 0, sizeof(vmus));
strncpy(fmtc, vmfmts, sizeof(fmtc) - 1);
if (chan->_state != AST_STATE_UP)
ast_answer(chan);
if (data && !ast_strlen_zero(data)) {
strncpy(tmp, data, sizeof(tmp) - 1);
ext = tmp;
switch (*ext) {
case 's':
/* We should skip the user's password */
valid++;
ext++;
break;
case 'p':
/* We should prefix the mailbox with the supplied data */
prefix++;
ext++;
break;
}
context = strchr(ext, '@');
if (context) {
*context = '\0';
context++;
}
if (prefix)
strncpy(prefixstr, ext, sizeof(prefixstr) - 1);
else
strncpy(vms.username, ext, sizeof(vms.username) - 1);
if (!ast_strlen_zero(vms.username) && (vmu = find_user(&vmus, context ,vms.username)))
skipuser++;
else
valid = 0;
}
res = vm_authenticate(chan, vms.username, sizeof(vms.username), &vmus, context, prefixstr, skipuser, maxlogins);
if (!res) {
valid = 1;
if (!skipuser) {
vmu = &vmus;
}
} else {
res = 0;
}
/* If ADSI is supported, setup login screen */
adsi_begin(chan, &useadsi);
if (valid) {
/* Set language from config to override channel language */
if (vmu->language && !ast_strlen_zero(vmu->language))
@ -3861,6 +3891,33 @@ static int vm_box_exists(struct ast_channel *chan, void *data) {
return 0;
}
static int vmauthenticate(struct ast_channel *chan, void *data) {
struct localuser *u;
char *s = data, *user=NULL, *context=NULL, mailbox[AST_MAX_EXTENSION];
struct ast_vm_user vmus;
if (s) {
s = ast_strdupa(s);
if (!s) {
ast_log(LOG_ERROR, "Out of memory\n");
return -1;
}
user = strsep(&s, "@");
context = strsep(&s, "");
}
LOCAL_USER_ADD(u);
if (!vm_authenticate(chan, mailbox, sizeof(mailbox), &vmus, context, NULL, 0, 3)) {
pbx_builtin_setvar_helper(chan, "AUTH_MAILBOX", mailbox);
pbx_builtin_setvar_helper(chan, "AUTH_CONTEXT", vmus.context);
LOCAL_USER_REMOVE(u);
return 0;
} else {
LOCAL_USER_REMOVE(u);
return -1;
}
}
static char show_voicemail_users_help[] =
"Usage: show voicemail users [for <context>]\n"
" Lists all mailboxes currently set up\n";
@ -4371,6 +4428,7 @@ int unload_module(void)
res = ast_unregister_application(app);
res |= ast_unregister_application(app2);
res |= ast_unregister_application(app3);
res |= ast_unregister_application(app4);
ast_cli_unregister(&show_voicemail_users_cli);
ast_cli_unregister(&show_voicemail_zones_cli);
return res;
@ -4382,6 +4440,7 @@ int load_module(void)
res = ast_register_application(app, vm_exec, synopsis_vm, descrip_vm);
res |= ast_register_application(app2, vm_execmain, synopsis_vmain, descrip_vmain);
res |= ast_register_application(app3, vm_box_exists, synopsis_vm_box_exists, descrip_vm_box_exists);
res |= ast_register_application(app4, vmauthenticate, synopsis_vmauthenticate, descrip_vmauthenticate);
if (res)
return(res);

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