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Fix multiuser mode

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topjohnwu
2017-08-07 00:31:27 +08:00
parent 40b6de599c
commit 875c687e3f
3 changed files with 35 additions and 17 deletions
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40
db.c
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@ -60,6 +60,8 @@ static int settings_callback(void *v, int argc, char **argv, char **azColName) {
void database_check(struct su_context *ctx) {
sqlite3 *db = NULL;
int ret;
char query[512], *err = NULL;
// Set default values
ctx->info->root_access = ROOT_ACCESS_APPS_AND_ADB;
@ -67,33 +69,57 @@ void database_check(struct su_context *ctx) {
ctx->info->mnt_ns = NAMESPACE_MODE_REQUESTER;
ctx->info->policy = QUERY;
// First query the from app data
// Check if file is readable
if (access(ctx->user.database_path, R_OK) == -1)
if (access(APP_DATA_PATH REQUESTOR_DATABASE_PATH, R_OK) == -1)
return;
// Open database
int ret = sqlite3_open_v2(ctx->user.database_path, &db, SQLITE_OPEN_READONLY, NULL);
ret = sqlite3_open_v2(APP_DATA_PATH REQUESTOR_DATABASE_PATH, &db, SQLITE_OPEN_READONLY, NULL);
if (ret) {
LOGD("sqlite3 open failure: %s\n", sqlite3_errstr(ret));
sqlite3_close(db);
return;
}
char query[512], *err = NULL;
// Check multiuser mode settings
snprintf(query, sizeof(query), "SELECT key, value FROM settings WHERE key='%s'", MULTIUSER_MODE_ENTRY);
sqlite3_exec(db, query, settings_callback, ctx, &err);
err = NULL;
if (ctx->user.android_user_id != 0 && ctx->info->multiuser_mode == MULTIUSER_MODE_USER) {
sqlite3_close(db);
// Check if file is readable
if (access(ctx->user.database_path, R_OK) == -1)
return;
// Open database
ret = sqlite3_open_v2(ctx->user.database_path, &db, SQLITE_OPEN_READONLY, NULL);
if (ret) {
LOGD("sqlite3 open failure: %s\n", sqlite3_errstr(ret));
sqlite3_close(db);
return;
}
}
// Query for policy
snprintf(query, sizeof(query), "SELECT policy, until FROM policies WHERE uid=%d", ctx->info->uid % 100000);
sqlite3_exec(db, query, policy_callback, ctx, &err);
if (err != NULL)
if (err != NULL) {
LOGE("sqlite3_exec: %s\n", err);
return;
}
err = NULL;
// Query for settings
snprintf(query, sizeof(query), "SELECT key, value FROM settings");
snprintf(query, sizeof(query), "SELECT key, value FROM settings WHERE key!='%s'", MULTIUSER_MODE_ENTRY);
sqlite3_exec(db, query, settings_callback, ctx, &err);
if (err != NULL)
if (err != NULL) {
LOGE("sqlite3_exec: %s\n", err);
return;
}
sqlite3_close(db);
}