Commit 313b60c0 authored by johan's avatar johan
Browse files

zid cache migration moved to bzrtp lib

- cache migration is now performed in place not to another file
- tester of the migration needs to be fixed
parent d1c3da96
......@@ -28,7 +28,6 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#ifdef SQLITE_STORAGE_ENABLED
#include "sqlite3_bctbx_vfs.h"
/* we need bzrtp.h to setup the zrtp cache only when SQLITE is enabled */
#include "bzrtp/bzrtp.h"
#endif
......@@ -107,6 +106,7 @@ static void set_media_network_reachable(LinphoneCore* lc,bool_t isReachable);
static void linphone_core_run_hooks(LinphoneCore *lc);
static void linphone_core_uninit(LinphoneCore *lc);
static void linphone_core_zrtp_cache_close(LinphoneCore *lc);
static void linphone_core_zrtp_cache_db_init(LinphoneCore *lc, const char *fileName);
#include "enum.h"
#include "contact_providers_priv.h"
......@@ -5787,14 +5787,6 @@ static void linphone_core_uninit(LinphoneCore *lc)
bctbx_list_for_each(lc->call_logs,(void (*)(void*))linphone_call_log_unref);
lc->call_logs=bctbx_list_free(lc->call_logs);
if(lc->zrtp_secrets_cache != NULL) {
ms_free(lc->zrtp_secrets_cache);
}
if(lc->zrtp_cache_db_file != NULL) {
ms_free(lc->zrtp_cache_db_file);
}
if(lc->user_certificates_path != NULL) {
ms_free(lc->user_certificates_path);
}
......@@ -6215,14 +6207,47 @@ void linphone_core_remove_iterate_hook(LinphoneCore *lc, LinphoneCoreIterateHook
}
void linphone_core_set_zrtp_secrets_file(LinphoneCore *lc, const char* file){
if (lc->zrtp_secrets_cache != NULL) {
ms_free(lc->zrtp_secrets_cache);
}
lc->zrtp_secrets_cache=file ? ms_strdup(file) : NULL;
}
/* shall we perform cache migration ? */
if (!lp_config_get_int(lc->config,"sip","zrtp_cache_migration_done",FALSE)) {
char *tmpFile = bctbx_malloc(strlen(file)+6);
/* check we have a valid xml cache file given in path */
FILE *CACHEFD = NULL;
/* load the xml cache */
if (file != NULL) {
CACHEFD = fopen(file, "rb+");
xmlDocPtr cacheXml = NULL;
if (CACHEFD) {
size_t cacheSize;
char *cacheString = ms_load_file_content(CACHEFD, &cacheSize);
if (!cacheString) {
ms_warning("Unable to load content of ZRTP ZID cache");
bctbx_free(tmpFile);
return;
}
cacheString[cacheSize] = '\0';
cacheSize += 1;
fclose(CACHEFD);
cacheXml = xmlParseDoc((xmlChar*)cacheString);
ms_free(cacheString);
}
const char *linphone_core_get_zrtp_secrets_file(LinphoneCore *lc){
return lc->zrtp_secrets_cache;
/* create a temporary file for the sqlite base and initialise it */
sprintf(tmpFile,"%s.tmp", file);
linphone_core_zrtp_cache_db_init(lc, tmpFile);
/* migrate */
if (bzrtp_cache_migration((void *)cacheXml, linphone_core_get_zrtp_cache_db(lc), linphone_core_get_identity(lc)) ==0) {
char *bkpFile = bctbx_malloc(strlen(file)+6);
sprintf(bkpFile,"%s.bkp", file);
/* migration went ok, rename the original file and replace it with by the tmp one and set the migration tag in config file */
if (rename(file, bkpFile)==0 && rename(tmpFile, file)==0) {
lp_config_set_int(lc->config, "sip", "zrtp_cache_migration_done", TRUE);
}
}
}
} else {
linphone_core_zrtp_cache_db_init(lc, file);
}
}
void *linphone_core_get_zrtp_cache_db(LinphoneCore *lc){
......@@ -6243,213 +6268,18 @@ static void linphone_core_zrtp_cache_close(LinphoneCore *lc) {
}
#ifdef SQLITE_STORAGE_ENABLED
/* this function is called only when the sqlite cache is newly created but still empty(contains tables structures but no data)
* and we have an xml cache
* SQL zid cache associate each local sip:uri its own ZID while XML version used one ZID for the whole device-> use the XML provided ZID
* for the default local sipUri retrieved using linphone_core_get_identity
*/
static void linphone_core_zrtp_cache_migration(LinphoneCore *lc) {
FILE *CACHEFD = NULL;
/* load the xml cache */
if (lc->zrtp_secrets_cache != NULL) {
CACHEFD = fopen(lc->zrtp_secrets_cache, "rb+");
if (CACHEFD) {
size_t cacheSize;
xmlDocPtr cacheXml;
char *cacheString = ms_load_file_content(CACHEFD, &cacheSize);
if (!cacheString) {
ms_warning("Unable to load content of ZRTP ZID cache");
return;
}
cacheString[cacheSize] = '\0';
cacheSize += 1;
fclose(CACHEFD);
cacheXml = xmlParseDoc((xmlChar*)cacheString);
ms_free(cacheString);
if (cacheXml) {
xmlNodePtr cur;
xmlChar *selfZidHex=NULL;
uint8_t selfZID[12];
sqlite3 *db = (sqlite3 *)linphone_core_get_zrtp_cache_db(lc);
sqlite3_stmt *sqlStmt = NULL;
const char *selfURI = linphone_core_get_identity(lc);
int ret;
/* parse the cache to get the selfZID and insert it in sqlcache */
cur = xmlDocGetRootElement(cacheXml);
/* if we found a root element, parse its children node */
if (cur!=NULL)
{
cur = cur->xmlChildrenNode;
}
selfZidHex = NULL;
while (cur!=NULL) {
if ((!xmlStrcmp(cur->name, (const xmlChar *)"selfZID"))){ /* self ZID found, extract it */
selfZidHex = xmlNodeListGetString(cacheXml, cur->xmlChildrenNode, 1);
bctbx_str_to_uint8(selfZID, selfZidHex, 24);
break;
}
cur = cur->next;
}
/* did we found a self ZID? */
if (selfZidHex == NULL) {
ms_warning("ZRTP/LIME cache migration: Failed to parse selfZID");
return;
}
/* insert the selfZID in cache, associate it to default local sip:uri in case we have more than one */
ms_message("ZRTP/LIME cache migration: found selfZID %.24s link it to default URI %s in SQL cache", selfZidHex, selfURI);
xmlFree(selfZidHex);
ret = sqlite3_prepare_v2(db, "INSERT INTO ziduri (zid,selfuri,peeruri) VALUES(?,?,?);", -1, &sqlStmt, NULL);
if (ret != SQLITE_OK) {
ms_warning("ZRTP/LIME cache migration: Failed to insert selfZID");
return;
}
sqlite3_bind_blob(sqlStmt, 1, selfZID, 12, SQLITE_TRANSIENT);
sqlite3_bind_text(sqlStmt, 2, selfURI,-1,SQLITE_TRANSIENT);
sqlite3_bind_text(sqlStmt, 3, "self",-1,SQLITE_TRANSIENT);
ret = sqlite3_step(sqlStmt);
if (ret!=SQLITE_DONE) {
ms_warning("ZRTP/LIME cache migration: Failed to insert selfZID");
return;
}
sqlite3_finalize(sqlStmt);
/* loop over all the peer node in the xml cache and get from them : uri(can be more than one), ZID, rs1, rs2, pvs, sndKey, rcvKey, sndSId, rcvSId, sndIndex, rcvIndex, valid */
/* some of these may be missing(pvs, valid, rs2) but we'll consider them NULL */
/* aux and pbx secrets were not used, so don't even bother looking for them */
cur = xmlDocGetRootElement(cacheXml)->xmlChildrenNode;
while (cur!=NULL) { /* loop on all peer nodes */
if ((!xmlStrcmp(cur->name, (const xmlChar *)"peer"))) { /* found a peer node, check if there is a sipURI node in it (other nodes are just ignored) */
int i;
xmlNodePtr peerNodeChildren = cur->xmlChildrenNode;
xmlChar *nodeContent = NULL;
xmlChar *peerZIDString = NULL;
uint8_t peerZID[12];
uint8_t peerZIDFound=0;
xmlChar *peerUri[128]; /* array to contain all the peer uris found in one node */
/* hopefully they won't be more than 128(it would mean some peer has more than 128 accounts and we called all of them...) */
int peerUriIndex=0; /* index of previous array */
char *zrtpColNames[] = {"rs1", "rs2", "pvs"};
uint8_t *zrtpColValues[] = {NULL, NULL, NULL};
size_t zrtpColExpectedLengths[] = {32,32,1};
size_t zrtpColLengths[] = {0,0,0};
char *limeColNames[] = {"sndKey", "rcvKey", "sndSId", "rcvSId", "sndIndex", "rcvIndex", "valid"};
uint8_t *limeColValues[] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL};
size_t limeColExpectedLengths[] = {32,32,32,32,4,4,8};
size_t limeColLengths[] = {0,0,0,0,0,0,0};
/* check all the children nodes to retrieve all information we may get */
while (peerNodeChildren!=NULL && peerUriIndex<128) {
if (!xmlStrcmp(peerNodeChildren->name, (const xmlChar *)"uri")) { /* found a peer an URI node, get the content */
peerUri[peerUriIndex] = xmlNodeListGetString(cacheXml, peerNodeChildren->xmlChildrenNode, 1);
peerUriIndex++;
}
if (!xmlStrcmp(peerNodeChildren->name, (const xmlChar *)"ZID")) {
peerZIDString = xmlNodeListGetString(cacheXml, peerNodeChildren->xmlChildrenNode, 1);
bctbx_str_to_uint8(peerZID, peerZIDString, 24);
peerZIDFound=1;
}
for (i=0; i<3; i++) {
if (!xmlStrcmp(peerNodeChildren->name, (const xmlChar *)zrtpColNames[i])) {
nodeContent = xmlNodeListGetString(cacheXml, peerNodeChildren->xmlChildrenNode, 1);
zrtpColValues[i] = (uint8_t *)bctbx_malloc(zrtpColExpectedLengths[i]);
bctbx_str_to_uint8(zrtpColValues[i], nodeContent, 2*zrtpColExpectedLengths[i]);
zrtpColLengths[i]=zrtpColExpectedLengths[i];
}
}
for (i=0; i<7; i++) {
if (!xmlStrcmp(peerNodeChildren->name, (const xmlChar *)limeColNames[i])) {
nodeContent = xmlNodeListGetString(cacheXml, peerNodeChildren->xmlChildrenNode, 1);
limeColValues[i] = (uint8_t *)bctbx_malloc(limeColExpectedLengths[i]);
bctbx_str_to_uint8(limeColValues[i], nodeContent, 2*limeColExpectedLengths[i]);
limeColLengths[i]=limeColExpectedLengths[i];
}
}
peerNodeChildren = peerNodeChildren->next;
xmlFree(nodeContent);
nodeContent=NULL;
}
if (peerUriIndex>0 && peerZIDFound==1) { /* we found at least an uri in this peer node, extract the keys all other informations */
/* retrieve all the informations */
/* loop over all the uri founds */
for (i=0; i<peerUriIndex; i++) {
char *stmt = NULL;
int zuid;
/* create the entry in the ziduri table (it will give us the zuid to be used to insert infos in lime and zrtp tables) */
/* we could use directly the bzrtp_cache_getZuid function, but avoid useless query by directly inserting the data */
stmt = sqlite3_mprintf("INSERT INTO ziduri (zid,selfuri,peeruri) VALUES(?,?,?);");
ret = sqlite3_prepare_v2(db, stmt, -1, &sqlStmt, NULL);
if (ret != SQLITE_OK) {
ms_warning("ZRTP/LIME cache migration: Failed to insert peer ZID %s", peerUri[i]);
return;
}
sqlite3_free(stmt);
sqlite3_bind_blob(sqlStmt, 1, peerZID, 12, SQLITE_TRANSIENT);
sqlite3_bind_text(sqlStmt, 2, selfURI, -1, SQLITE_TRANSIENT);
sqlite3_bind_text(sqlStmt, 3, (const char *)(peerUri[i]), -1, SQLITE_TRANSIENT);
ret = sqlite3_step(sqlStmt);
if (ret!=SQLITE_DONE) {
ms_warning("ZRTP/LIME cache migration: Failed to insert peer ZID %s", peerUri[i]);
return;
}
sqlite3_finalize(sqlStmt);
/* get the zuid created */
zuid = (int)sqlite3_last_insert_rowid(db);
ms_message("ZRTP/LIME cache migration: Inserted self %s peer %s ZID %s sucessfully with zuid %d\n", selfURI, peerUri[i], peerZIDString, zuid);
xmlFree(peerUri[i]);
peerUri[i]=NULL;
/* now insert data in the zrtp and lime table, keep going even if it fails */
if ((ret=bzrtp_cache_write(db, zuid, "zrtp", zrtpColNames, zrtpColValues, zrtpColLengths, 3)) != 0) {
ms_error("ZRTP/LIME cache migration: could not insert data in zrtp table, return value %x", ret);
}
if ((ret=bzrtp_cache_write(db, zuid, "lime", limeColNames, limeColValues, limeColLengths, 7)) != 0) {
ms_error("ZRTP/LIME cache migration: could not insert data in lime table, return value %x", ret);
}
}
}
bctbx_free(zrtpColValues[0]);
bctbx_free(zrtpColValues[1]);
bctbx_free(zrtpColValues[2]);
for (i=0; i<7; i++) {
bctbx_free(limeColValues[i]);
}
xmlFree(peerZIDString);
}
cur = cur->next;
}
}
}
}
}
static void linphone_core_zrtp_cache_db_init(LinphoneCore *lc) {
static void linphone_core_zrtp_cache_db_init(LinphoneCore *lc, const char *fileName) {
int ret;
const char *errmsg;
sqlite3 *db;
linphone_core_zrtp_cache_close(lc);
ret = _linphone_sqlite3_open(lc->zrtp_cache_db_file, &db);
ret = _linphone_sqlite3_open(fileName, &db);
if (ret != SQLITE_OK) {
errmsg = sqlite3_errmsg(db);
ms_error("Error in the opening zrtp_cache_db_file(%s): %s.\n", lc->zrtp_cache_db_file, errmsg);
ms_error("Error in the opening zrtp_cache_db_file(%s): %s.\n", fileName, errmsg);
sqlite3_close(db);
lc->zrtp_cache_db=NULL;
return;
......@@ -6460,33 +6290,17 @@ static void linphone_core_zrtp_cache_db_init(LinphoneCore *lc) {
if (ret == BZRTP_CACHE_SETUP || ret == BZRTP_CACHE_UPDATE) {
/* After updating schema, database need to be closed/reopenned */
sqlite3_close(db);
_linphone_sqlite3_open(lc->zrtp_cache_db_file, &db);
_linphone_sqlite3_open(fileName, &db);
}
lc->zrtp_cache_db = db;
if (ret == BZRTP_CACHE_SETUP && lc->zrtp_secrets_cache != NULL) {
/* we just created the db and we have an old XML version of the cache : migrate */
linphone_core_zrtp_cache_migration(lc);
}
}
#else /* SQLITE_STORAGE_ENABLED */
static void linphone_core_zrtp_cache_db_init(LinphoneCore *lc) {
static void linphone_core_zrtp_cache_db_init(LinphoneCore *lc, const char *fileName) {
ms_warning("Tried to open %s as zrtp_cache_db_file, but SQLITE_STORAGE is not enabled", lc->zrtp_cache_db_file);
}
#endif /* SQLITE_STORAGE_ENABLED */
void linphone_core_set_zrtp_cache_database_path(LinphoneCore *lc, const char *path) {
if (lc->zrtp_cache_db_file){
ms_free(lc->zrtp_cache_db_file);
lc->zrtp_cache_db_file = NULL;
}
if (path) {
lc->zrtp_cache_db_file = ms_strdup(path);
linphone_core_zrtp_cache_db_init(lc);
}
}
void linphone_core_set_user_certificates_path(LinphoneCore *lc, const char* path){
char* new_value;
new_value = path?ms_strdup(path):NULL;
......
......@@ -1056,7 +1056,6 @@ struct _LinphoneCore
struct _EchoTester *ect;
LinphoneTaskList hooks; /*tasks periodically executed in linphone_core_iterate()*/
LinphoneConference *conf_ctx;
char* zrtp_secrets_cache; /**< zrtp xml filename cache : obsolete, use zrtp_cache_db now, kept to allow cache migration */
char* user_certificates_path;
LinphoneVideoPolicy video_policy;
time_t network_last_check;
......@@ -1091,7 +1090,6 @@ struct _LinphoneCore
char *chat_db_file;
char *logs_db_file;
char *friends_db_file;
char *zrtp_cache_db_file;
#ifdef SQLITE_STORAGE_ENABLED
sqlite3 *zrtp_cache_db; /**< zrtp sqlite cache, used by both zrtp and lime */
sqlite3 *db;
......
......@@ -253,8 +253,7 @@ gboolean linphone_gtk_get_audio_assistant_option(void){
static void linphone_gtk_init_liblinphone(const char *config_file,
const char *factory_config_file, const char *chat_messages_db_file,
const char *call_logs_db_file, const char *friends_db_file,
const char *zrtp_cache_db_file) {
const char *call_logs_db_file, const char *friends_db_file) {
LinphoneCoreVTable vtable={0};
gchar *secrets_file=linphone_gtk_get_config_file(SECRETS_FILE);
gchar *user_certificates_dir=linphone_gtk_get_config_file(CERTIFICATES_PATH);
......@@ -291,7 +290,6 @@ static void linphone_gtk_init_liblinphone(const char *config_file,
linphone_core_set_user_agent(the_core,"Linphone", LINPHONE_VERSION);
linphone_core_set_waiting_callback(the_core,linphone_gtk_wait,NULL);
linphone_core_set_zrtp_secrets_file(the_core,secrets_file); /* XML cache is superseeded by the sqlite one, keep it for migration purpose but it shall be removed in future version */
if (zrtp_cache_db_file) linphone_core_set_zrtp_cache_database_path(the_core, zrtp_cache_db_file);
g_free(secrets_file);
linphone_core_set_user_certificates_path(the_core,user_certificates_dir);
g_free(user_certificates_dir);
......@@ -2191,7 +2189,7 @@ int main(int argc, char *argv[]){
const char *icon_name=LINPHONE_ICON_NAME;
const char *app_name="Linphone";
LpConfig *factory_config;
char *chat_messages_db_file, *call_logs_db_file, *friends_db_file, *zrtp_cache_db_file;
char *chat_messages_db_file, *call_logs_db_file, *friends_db_file;
GError *error=NULL;
const char *tmp;
const char *resources_dir;
......@@ -2339,8 +2337,7 @@ core_start:
chat_messages_db_file=linphone_gtk_message_storage_get_db_file(NULL);
call_logs_db_file = linphone_gtk_call_logs_storage_get_db_file(NULL);
friends_db_file = linphone_gtk_friends_storage_get_db_file(NULL);
zrtp_cache_db_file = linphone_gtk_zrtp_cache_get_db_file(NULL);
linphone_gtk_init_liblinphone(config_file, factory_config_file, chat_messages_db_file, call_logs_db_file, friends_db_file, zrtp_cache_db_file);
linphone_gtk_init_liblinphone(config_file, factory_config_file, chat_messages_db_file, call_logs_db_file, friends_db_file);
g_free(chat_messages_db_file);
g_free(call_logs_db_file);
g_free(friends_db_file);
......
......@@ -3655,18 +3655,8 @@ LINPHONE_PUBLIC void linphone_core_refresh_registers(LinphoneCore* lc);
* @param[in] lc #LinphoneCore object
* @param[in] file The path to the file to use to store the zrtp secrets cache.
* @ingroup initializing
* @deprecated cache is now hold as sqlite db, use linphone_core_set_zrtp_cache_database_path to set path to the db and open it
*/
LINPHONE_PUBLIC LINPHONE_DEPRECATED void linphone_core_set_zrtp_secrets_file(LinphoneCore *lc, const char* file);
/**
* Get the path to the file storing the zrtp secrets cache.
* @param[in] lc #LinphoneCore object.
* @return The path to the file storing the zrtp secrets cache.
* @ingroup initializing
* @deprecated cache is now hold as sqlite db, use linphone_core_get_zrtp_cache_db to get a pointer to it
*/
LINPHONE_PUBLIC LINPHONE_DEPRECATED const char *linphone_core_get_zrtp_secrets_file(LinphoneCore *lc);
LINPHONE_PUBLIC void linphone_core_set_zrtp_secrets_file(LinphoneCore *lc, const char* file);
/**
* Get a pointer to the sqlite db holding zrtp/lime cache
......@@ -3676,15 +3666,6 @@ LINPHONE_PUBLIC LINPHONE_DEPRECATED const char *linphone_core_get_zrtp_secrets_f
*/
LINPHONE_PUBLIC void *linphone_core_get_zrtp_cache_db(LinphoneCore *lc);
/**
* Sets the database filename where zrtp cache will be stored.
* If the file does not exist, it will be created.
* @ingroup initializing
* @param lc the linphone core
* @param path filesystem path
**/
LINPHONE_PUBLIC void linphone_core_set_zrtp_cache_database_path(LinphoneCore *lc, const char *path);
/**
* Set the path to the directory storing the user's x509 certificates (used by dtls)
* @param[in] lc #LinphoneCore object
......
......@@ -883,14 +883,18 @@ static int enable_lime_for_message_test(LinphoneCoreManager *marie, LinphoneCore
linphone_core_enable_lime(marie->lc, LinphoneLimeMandatory);
linphone_core_enable_lime(pauline->lc, LinphoneLimeMandatory);
/* make sure to not trigger the cache migration function */
lp_config_set_int(marie->lc->config, "sip", "zrtp_cache_migration_done", TRUE);
lp_config_set_int(pauline->lc->config, "sip", "zrtp_cache_migration_done", TRUE);
/* create temporary cache files: setting the database_path will create and initialise the files */
remove(bc_tester_file("tmpZIDCacheMarie.sqlite"));
remove(bc_tester_file("tmpZIDCachePauline.sqlite"));
filepath = bc_tester_file("tmpZIDCacheMarie.sqlite");
linphone_core_set_zrtp_cache_database_path(marie->lc, filepath);
linphone_core_set_zrtp_secrets_file(marie->lc, filepath);
bc_free(filepath);
filepath = bc_tester_file("tmpZIDCachePauline.sqlite");
linphone_core_set_zrtp_cache_database_path(pauline->lc, filepath);
linphone_core_set_zrtp_secrets_file(pauline->lc, filepath);
bc_free(filepath);
/* caches are empty, populate them */
......@@ -1397,6 +1401,35 @@ static void lime_transfer_message_without_encryption_2(void) {
lime_transfer_message_base(FALSE, FALSE, TRUE, FALSE);
}
static void lime_cache_migration(void) {
if (lime_is_available()) {
char *xmlCache_filepath = bc_tester_res("zidCacheMigration.xml");
LinphoneCoreManager* marie = linphone_core_manager_new("marie_rc");
if (!linphone_core_lime_available(marie->lc)) {
ms_warning("Lime not available, skiping");
return;
}
/* make sure lime is enabled */
linphone_core_enable_lime(marie->lc, LinphoneLimeMandatory);
/* make sure to trigger the cache migration function */
lp_config_set_int(marie->lc->config, "sip", "zrtp_cache_migration_done", FALSE);
/* set the cache path, it will trigger the migration function */
/* TODO: copy the resource folder xml file to a writable temporary file as it will be erased by sqlite version */
linphone_core_set_zrtp_secrets_file(marie->lc, xmlCache_filepath);
/* perform checks on the new cache */
/* TODO */
/* free memory */
linphone_core_manager_destroy(marie);
}
}
static void lime_unit(void) {
if (lime_is_available()) {
LinphoneCoreManager* marie = linphone_core_manager_new("marie_rc");
......@@ -2367,6 +2400,7 @@ test_t message_tests[] = {
TEST_ONE_TAG("Lime transfer message from history", lime_transfer_message_from_history, "LIME"),
TEST_ONE_TAG("Lime transfer message without encryption", lime_transfer_message_without_encryption, "LIME"),
TEST_ONE_TAG("Lime transfer message without encryption 2", lime_transfer_message_without_encryption_2, "LIME"),
TEST_ONE_TAG("Lime cache migration", lime_cache_migration, "LIME"),
TEST_ONE_TAG("Lime unitary", lime_unit, "LIME"),
TEST_NO_TAG("Database migration", database_migration),
TEST_NO_TAG("History range", history_range),
......
<?xml version="1.0" encoding="UTF-8"?>
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