auth and desklock - support auth by fingerprint and show status

This commit is contained in:
Carsten Haitzler 2021-07-02 13:26:05 +01:00
parent bf44092492
commit 1cf5595208
6 changed files with 457 additions and 0 deletions

View File

@ -1,5 +1,32 @@
#include "e.h"
E_API int E_EVENT_AUTH_FPRINT_AVAILABLE = 0;
E_API int E_EVENT_AUTH_FPRINT_STATUS = 0;
static Eldbus_Connection *conn = NULL;
/////////////////////////////////////////////////////////////////////////////
EINTERN int
e_auth_init(void)
{
E_EVENT_AUTH_FPRINT_AVAILABLE = ecore_event_type_new();
E_EVENT_AUTH_FPRINT_STATUS = ecore_event_type_new();
conn = eldbus_connection_get(ELDBUS_CONNECTION_TYPE_SYSTEM);
return 1;
}
EINTERN int
e_auth_shutdown(void)
{
if (conn) eldbus_connection_unref(conn);
conn = NULL;
return 1;
}
/////////////////////////////////////////////////////////////////////////////
E_API int
e_auth_begin(char *passwd)
{
@ -72,3 +99,315 @@ out:
e_util_memclear(buf, buflen);
return ret;
}
/////////////////////////////////////////////////////////////////////////////
static Eldbus_Object *obj_fprint = NULL;
static Eldbus_Proxy *proxy_fprint = NULL;
static Eldbus_Object *obj_fprint_device = NULL;
static Eldbus_Proxy *proxy_fprint_device = NULL;
static E_Auth_Fprint_Type finger_type = E_AUTH_FPRINT_TYPE_UNKNOWN;
static const char *finger_name = NULL;
static const char *user_name = NULL;
static void
_cb_event_free(void *data EINA_UNUSED, void *event)
{
free(event);
}
static void
_cb_verify_start(void *data EINA_UNUSED, const Eldbus_Message *m,
Eldbus_Pending *p EINA_UNUSED)
{
const char *name = NULL, *text = NULL;
printf("FP: verify start...\n");
if (eldbus_message_error_get(m, &name, &text))
{
fprintf(stderr, "Fprint err: %s %s\n", name, text);
return;
}
}
static void
_verify_begin(void)
{
Eldbus_Message *m2;
Eldbus_Message_Iter *iter;
// brute force stop a previous verify - if its active - dont care about reply
m2 = eldbus_proxy_method_call_new(proxy_fprint_device, "VerifyStop");
if (m2)
{
eldbus_proxy_send(proxy_fprint_device, m2, NULL, NULL, -1);
}
m2 = eldbus_proxy_method_call_new(proxy_fprint_device, "VerifyStart");
if (m2)
{
iter = eldbus_message_iter_get(m2);
eldbus_message_iter_basic_append(iter, 's', finger_name);
eldbus_proxy_send(proxy_fprint_device, m2, _cb_verify_start, NULL, -1);
}
}
static void
_cb_verify(void *data EINA_UNUSED, const Eldbus_Message *m)
{
Eina_Bool val = EINA_FALSE;
const char *txt = NULL;
const char *name = NULL, *text = NULL;
E_Event_Auth_Fprint_Status *ev;
printf("FP: verify ...\n");
if (eldbus_message_error_get(m, &name, &text))
{
fprintf(stderr, "Fprint err: %s %s\n", name, text);
return;
}
if (!eldbus_message_arguments_get(m, "sb", &txt, &val)) return;
printf("FP: verify = [%s] %i\n", txt, val);
if (!txt) return;
ev = calloc(1, sizeof(E_Event_Auth_Fprint_Status));
if (!ev) return;
if (!strcmp(txt, "verify-match")) ev->status = E_AUTH_FPRINT_STATUS_AUTH;
else if (!strcmp(txt, "verify-no-match")) ev->status = E_AUTH_FPRINT_STATUS_NO_AUTH;
else if (!strcmp(txt, "verify-swipe-too-short")) ev->status = E_AUTH_FPRINT_STATUS_SHORT_SWIPE;
else if (!strcmp(txt, "verify-finger-not-centered")) ev->status = E_AUTH_FPRINT_STATUS_NO_CENTER;
else if (!strcmp(txt, "verify-remove-and-retry")) ev->status = E_AUTH_FPRINT_STATUS_REMOVE_RETRY;
else if (!strcmp(txt, "verify-retry-scan")) ev->status = E_AUTH_FPRINT_STATUS_RETRY;
else if (!strcmp(txt, "verify-disconnected")) ev->status = E_AUTH_FPRINT_STATUS_DISCONNECT;
else if (!strcmp(txt, "verify-unknown-error")) ev->status = E_AUTH_FPRINT_STATUS_ERROR;
else ev->status = E_AUTH_FPRINT_STATUS_ERROR;
ecore_event_add(E_EVENT_AUTH_FPRINT_STATUS, ev, _cb_event_free, NULL);
// reset the verify and try again if verify end and NOT an auth ok
if ((val) && // end of verify
(ev->status != E_AUTH_FPRINT_STATUS_AUTH))
{
_verify_begin();
}
if (ev->status == E_AUTH_FPRINT_STATUS_AUTH)
{
Eldbus_Message *m2;
m2 = eldbus_proxy_method_call_new(proxy_fprint_device, "Release");
eldbus_proxy_send(proxy_fprint_device, m2, NULL, NULL, -1);
}
}
static void
_cb_list_enrolled_fingers(void *data EINA_UNUSED, const Eldbus_Message *m,
Eldbus_Pending *p EINA_UNUSED)
{
Eldbus_Message_Iter *array = NULL;
const char *name = NULL, *text = NULL;
printf("FP: list fingers...\n");
if (eldbus_message_error_get(m, &name, &text))
{
fprintf(stderr, "Fprint err: %s %s\n", name, text);
return;
}
printf("FP: list fingers...\n");
if (eldbus_message_arguments_get(m, "as", &array))
{
char *txt = NULL;
printf("FP: ...\n");
while (eldbus_message_iter_get_and_next(array, 's', &txt))
{
eina_stringshare_replace(&finger_name, txt);
printf("FP: first finger is [%s]\n", txt);
if (finger_type != E_AUTH_FPRINT_TYPE_UNKNOWN)
{
E_Event_Auth_Fprint_Available *ev = calloc(1, sizeof(E_Event_Auth_Fprint_Available));
if (ev)
{
ev->type = finger_type;
ecore_event_add(E_EVENT_AUTH_FPRINT_AVAILABLE, ev,
_cb_event_free, NULL);
}
}
_verify_begin();
break;
}
// call VeriftyStart 'first finger found'
}
}
static void
_cb_claim(void *data EINA_UNUSED, const Eldbus_Message *m EINA_UNUSED,
Eldbus_Pending *p EINA_UNUSED)
{
Eldbus_Proxy *proxy = proxy_fprint_device;
Eldbus_Message *m2;
Eldbus_Message_Iter *iter;
const char *name = NULL, *text = NULL;
printf("FP: claim\n");
if (eldbus_message_error_get(m, &name, &text))
{
fprintf(stderr, "Fprint err: %s %s\n", name, text);
return;
}
// ListEnrolledFingrs '$USER' -> "as"
printf("FP: claim ok\n");
m2 = eldbus_proxy_method_call_new(proxy, "ListEnrolledFingers");
iter = eldbus_message_iter_get(m2);
eldbus_message_iter_basic_append(iter, 's', user_name);
eldbus_proxy_send(proxy, m2, _cb_list_enrolled_fingers, NULL, -1);
}
static void
_cb_prop_entry(void *data EINA_UNUSED, const void *key, Eldbus_Message_Iter *var)
{
const char *skey = key;
if (!strcmp(skey, "scan-type"))
{
const char *val = NULL;
if (eldbus_message_iter_arguments_get(var, "s", &val))
{
if (!strcmp(val, "press")) finger_type = E_AUTH_FPRINT_TYPE_PRESS;
else if (!strcmp(val, "swipe")) finger_type = E_AUTH_FPRINT_TYPE_SWIPE;
printf("FP: type = %s\n", val);
if (finger_name)
{
E_Event_Auth_Fprint_Available *ev =
calloc(1, sizeof(E_Event_Auth_Fprint_Available));
if (ev)
{
ev->type = finger_type;
ecore_event_add(E_EVENT_AUTH_FPRINT_AVAILABLE, ev,
_cb_event_free, NULL);
}
}
}
}
}
static void
_cb_props(void *data EINA_UNUSED, const Eldbus_Message *m,
Eldbus_Pending *pending EINA_UNUSED)
{
Eldbus_Message_Iter *array = NULL;
if (eldbus_message_error_get(m, NULL, NULL)) return;
if (eldbus_message_arguments_get(m, "a{sv}", &array))
eldbus_message_iter_dict_iterate(array, "sv", _cb_prop_entry, NULL);
}
static void
_cb_get_default_device(void *data EINA_UNUSED, const Eldbus_Message *m,
Eldbus_Pending *p EINA_UNUSED)
{
Eldbus_Object *obj;
Eldbus_Proxy *proxy;
const char *dev = NULL;
const char *name = NULL, *text = NULL;
printf("FP: get default device...\n");
if (eldbus_message_error_get(m, &name, &text))
{
fprintf(stderr, "Fprint err: %s %s\n", name, text);
return;
}
if (!eldbus_message_arguments_get(m, "o", &dev)) return;
printf("FP: dev = %s\n", dev);
obj = eldbus_object_get(conn, "net.reactivated.Fprint", dev);
if (obj)
{
obj_fprint_device = obj;
printf("FP: 22 obj = %p\n", obj);
proxy = eldbus_proxy_get(obj, "net.reactivated.Fprint.Device");
if (proxy)
{
Eldbus_Message *m2;
Eldbus_Message_Iter *iter;
printf("FP: 22 proxy = %p\n", proxy);
proxy_fprint_device = proxy;
eldbus_proxy_property_get_all(proxy, _cb_props, NULL);
eldbus_proxy_signal_handler_add(proxy, "VerifyStatus",
_cb_verify, NULL);
// Claim '$USER'
m2 = eldbus_proxy_method_call_new(proxy, "Claim");
iter = eldbus_message_iter_get(m2);
eldbus_message_iter_basic_append(iter, 's', user_name);
eldbus_proxy_send(proxy, m2, _cb_claim, NULL, -1);
}
}
}
E_API void
e_auth_fprint_begin(const char *user)
{
Eldbus_Object *obj;
Eldbus_Proxy *proxy;
printf("FP: e_auth_fprint_begin\n");
if (conn)
{
eina_stringshare_replace(&user_name, user);
obj = eldbus_object_get(conn, "net.reactivated.Fprint",
"/net/reactivated/Fprint/Manager");
printf("FP: obj=%p\n", obj);
if (obj)
{
obj_fprint = obj;
proxy = eldbus_proxy_get(obj, "net.reactivated.Fprint.Manager");
printf("FP: proxy=%p\n", proxy);
if (proxy)
{
Eldbus_Message *m;
proxy_fprint = proxy;
m = eldbus_proxy_method_call_new(proxy, "GetDefaultDevice");
eldbus_proxy_send(proxy, m, _cb_get_default_device, NULL, -1);
}
}
}
}
E_API void
e_auth_fprint_end(void)
{
if (conn)
{
if (obj_fprint_device)
{
Eldbus_Message *m2;
m2 = eldbus_proxy_method_call_new(proxy_fprint_device, "Release");
eldbus_proxy_send(proxy_fprint_device, m2, NULL, NULL, -1);
if (proxy_fprint_device)
{
eldbus_proxy_unref(proxy_fprint_device);
proxy_fprint_device = NULL;
}
eldbus_object_unref(obj_fprint_device);
obj_fprint_device = NULL;
}
if (obj_fprint)
{
if (proxy_fprint)
{
eldbus_proxy_unref(proxy_fprint);
proxy_fprint = NULL;
}
eldbus_object_unref(obj_fprint);
obj_fprint = NULL;
}
}
eina_stringshare_replace(&finger_name, NULL);
eina_stringshare_replace(&user_name, NULL);
finger_type = E_AUTH_FPRINT_TYPE_UNKNOWN;
}

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@ -1,6 +1,41 @@
#ifndef E_AUTH_H
#define E_AUTH_H
typedef enum _E_Auth_Fprint_Type
{
E_AUTH_FPRINT_TYPE_UNKNOWN,
E_AUTH_FPRINT_TYPE_PRESS,
E_AUTH_FPRINT_TYPE_SWIPE
} E_Auth_Fprint_Type;
typedef enum _E_Auth_Fprint_Status
{
E_AUTH_FPRINT_STATUS_AUTH,
E_AUTH_FPRINT_STATUS_NO_AUTH,
E_AUTH_FPRINT_STATUS_SHORT_SWIPE,
E_AUTH_FPRINT_STATUS_NO_CENTER,
E_AUTH_FPRINT_STATUS_REMOVE_RETRY,
E_AUTH_FPRINT_STATUS_RETRY,
E_AUTH_FPRINT_STATUS_DISCONNECT,
E_AUTH_FPRINT_STATUS_ERROR
} E_Auth_Fprint_Status;
typedef struct _E_Event_Auth_Fprint_Available
{
E_Auth_Fprint_Type type;
} E_Event_Auth_Fprint_Available;
typedef struct _E_Event_Auth_Fprint_Status
{
E_Auth_Fprint_Status status;
} E_Event_Auth_Fprint_Status;
extern E_API int E_EVENT_AUTH_FPRINT_AVAILABLE;
extern E_API int E_EVENT_AUTH_FPRINT_STATUS;
EINTERN int e_auth_init(void);
EINTERN int e_auth_shutdown(void);
E_API int e_auth_begin(char *passwd);
E_API int e_auth_polkit_begin(char *passwd, const char *cookie, unsigned int uid);
@ -17,4 +52,7 @@ e_auth_hash_djb2(const char *key, int len)
return (int)hash_num;
}
E_API void e_auth_fprint_begin(const char *user);
E_API void e_auth_fprint_end(void);
#endif

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@ -859,6 +859,11 @@ main(int argc, char **argv)
TS("E_Acpi Init Done");
_e_main_shutdown_push(e_acpi_shutdown);
TS("E_Auth Init");
e_auth_init();
TS("E_Auth Init Done");
_e_main_shutdown_push(e_auth_shutdown);
TS("E_Backlight Init");
if (!e_backlight_init())
{

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@ -1557,3 +1557,12 @@ e_util_key_geometry_action_get(const char *key, int *x, int *y, int dx, int dy)
return E_UTIL_ACTION_DO;
}
E_API const char *
e_username_get(void)
{
struct passwd *pw = getpwuid(getuid());
if (pw) return pw->pw_name;
return "";
}

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@ -70,6 +70,8 @@ E_API Ecore_Exe *e_util_open(const char *exe, void *data);
E_API Ecore_Exe *e_util_exe_safe_run(const char *cmd, void *data);
E_API const char *e_username_get(void);
typedef enum
{
E_UTIL_ACTION_NONE,

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@ -741,6 +741,64 @@ _lokker_check_auth(void)
return 0;
}
static Eina_Bool
_lokker_cb_fprint_available(void *data EINA_UNUSED,
int type EINA_UNUSED,
void *event)
{
E_Event_Auth_Fprint_Available *ev = event;
Lokker_Popup *lp;
Eina_List *l;
const char *sig = "";
if (!edd) return ECORE_CALLBACK_PASS_ON;
if (ev->type == E_AUTH_FPRINT_TYPE_UNKNOWN) sig = "e,fprint,unknown";
else if (ev->type == E_AUTH_FPRINT_TYPE_PRESS) sig = "e,fprint,press";
else if (ev->type == E_AUTH_FPRINT_TYPE_SWIPE) sig = "e,fprint,swipe";
EINA_LIST_FOREACH(edd->elock_wnd_list, l, lp)
{
if (lp->login_box) edje_object_signal_emit(lp->login_box, sig, "e");
if (lp->bg_object) edje_object_signal_emit(lp->bg_object, sig, "e");
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_lokker_cb_fprint_status(void *data EINA_UNUSED,
int type EINA_UNUSED,
void *event)
{
E_Event_Auth_Fprint_Status *ev = event;
Lokker_Popup *lp;
Eina_List *l;
const char *sig = "";
if (!edd) return ECORE_CALLBACK_PASS_ON;
if (ev->status == E_AUTH_FPRINT_STATUS_AUTH) sig = "e,fprint,auth,succeed";
else if (ev->status == E_AUTH_FPRINT_STATUS_NO_AUTH) sig = "e,fprint,auth,fail";
else if (ev->status == E_AUTH_FPRINT_STATUS_SHORT_SWIPE) sig = "e,fprint,auth,short";
else if (ev->status == E_AUTH_FPRINT_STATUS_NO_CENTER) sig = "e,fprint,auth,nocenter";
else if (ev->status == E_AUTH_FPRINT_STATUS_REMOVE_RETRY) sig = "e,fprint,auth,removeretry";
else if (ev->status == E_AUTH_FPRINT_STATUS_RETRY) sig = "e,fprint,auth,retry";
else if (ev->status == E_AUTH_FPRINT_STATUS_DISCONNECT) sig = "e,fprint,auth,disconnect";
else if (ev->status == E_AUTH_FPRINT_STATUS_ERROR) sig = "e,fprint,auth,error";
EINA_LIST_FOREACH(edd->elock_wnd_list, l, lp)
{
if (lp->login_box) edje_object_signal_emit(lp->login_box, sig, "e");
if (lp->bg_object) edje_object_signal_emit(lp->bg_object, sig, "e");
}
if (ev->status == E_AUTH_FPRINT_STATUS_AUTH)
{
/* security - null out passwd string once we are done with it */
_lokker_null();
e_desklock_hide();
}
return ECORE_CALLBACK_PASS_ON;
}
EINTERN Eina_Bool
lokker_key_up(Ecore_Event_Key *ev)
{
@ -875,12 +933,18 @@ lokker_lock(void)
edd->move_handler = ecore_event_handler_add(ECORE_EVENT_MOUSE_MOVE, _lokker_cb_mouse_move, NULL);
_text_passwd_update();
e_auth_fprint_begin(e_username_get());
E_LIST_HANDLER_APPEND(edd->handlers, E_EVENT_AUTH_FPRINT_AVAILABLE, _lokker_cb_fprint_available, NULL);
E_LIST_HANDLER_APPEND(edd->handlers, E_EVENT_AUTH_FPRINT_STATUS, _lokker_cb_fprint_status, NULL);
return EINA_TRUE;
}
EINTERN void
lokker_unlock(void)
{
e_auth_fprint_end();
E_FREE_LIST(edd->elock_wnd_list, _lokker_popup_free);
e_pointer_type_pop(e_comp->pointer, e_comp->pointer, "default");
e_pointer_type_pop(e_comp->pointer, NULL, NULL);