bool AvCaster::Initialize(MainContent* main_content)
{
Gui = main_content ;
CliParams = JUCEApplicationBase::getCommandLineParameterArray() ;
DEBUG_TRACE_INIT_PHASE_1
if (!ValidateEnvironment()) return false ;
DEBUG_TRACE_INIT_PHASE_2
// load persistent configuration
if ((Store = new AvCasterStore()) == nullptr) return false ;
DEBUG_TRACE_INIT_PHASE_3
// initialze GUI
SetWindowTitle() ; RefreshGui() ;
DEBUG_TRACE_INIT_PHASE_4
// initialize gStreamer
if (!Gstreamer::Initialize(Gui->getWindowHandle())) return false ;
DEBUG_TRACE_INIT_PHASE_5
if (!HandleCliParams()) return false ;
SetStatusL(GUI::READY_STATUS_TEXT) ;
// subscribe to model change events
Store->listen(true) ;
return true ;
}
static gboolean
DisplayServerCert(const gchar *serverCertPemFile) // IN
{
gboolean ret = FALSE;
gchar *cert = NULL;
FILE *file = NULL;
GMappedFile *fmap = NULL;
if (!ValidateEnvironment(FALSE)) {
goto exit;
}
cert = g_build_filename(guestProxyServerDir, "cert.pem", NULL);
if (!g_file_test(cert, G_FILE_TEST_IS_REGULAR)) {
Error("Couldn't find the server certificate file: %s.\n", cert);
goto exit;
}
if (serverCertPemFile && strlen(serverCertPemFile)) {
printf("Copying the server certificate to %s.\n", serverCertPemFile);
if (!CertUtil_CopyFile(cert, serverCertPemFile)) {
Error("Failed to copy the certificate file to the file.\n");
goto exit;
}
printf("Successfully copied the server certificate.\n");
} else {
fmap = g_mapped_file_new(cert, FALSE, NULL);
if (fmap) {
const gchar *content = g_mapped_file_get_contents(fmap);
gsize length = g_mapped_file_get_length(fmap);
if (fwrite(content, 1, length, stdout) < length) {
Error("Failed to display %s: %s.\n", cert, strerror(errno));
goto exit;
}
} else {
Error("Couldn't open the server certificate file.\n");
goto exit;
}
}
ret = TRUE;
exit:
g_free(cert);
if (file) {
fclose(file);
}
if (fmap) {
g_mapped_file_unref(fmap);
}
return ret;
}
static gboolean
RemoveTrustCert(const gchar *clientCertPemFile)
{
gboolean ret = FALSE;
int last, num;
gchar *hash = NULL;
gchar *src = NULL;
gchar *dst = NULL;
if (!ValidateEnvironment(TRUE)) {
goto exit;
}
if (!g_file_test(clientCertPemFile, G_FILE_TEST_IS_REGULAR)) {
Error("No certificate file found at %s.\n", clientCertPemFile);
goto exit;
}
hash = CertKey_ComputeCertPemFileHash(clientCertPemFile);
if (!hash) {
goto exit;
}
if (!CertUtil_FindCert(clientCertPemFile, guestProxyTrustedDir, hash,
&num, &last) || num < 0) {
Error("Couldn't find any certificate in the trusted directory.\n");
goto exit;
}
dst = CertUtil_CreateCertFileName(guestProxyTrustedDir, hash, num);
if (last != num) {
src = CertUtil_CreateCertFileName(guestProxyTrustedDir, hash, last);
if (rename(src, dst) != 0) {
Error("Failed to rename %s to %s with error: %s.",
src, dst, strerror(errno));
goto exit;
}
} else {
if (unlink(dst) != 0) {
Error("Failed to remove %s with error: %s.", dst, strerror(errno));
goto exit;
}
}
ret = TRUE;
printf("Successfully removed the certificate.\n");
exit:
g_free(hash);
g_free(src);
g_free(dst);
return ret;
}
static gboolean
AddTrustCert(const gchar *clientCertPemFile) // IN
{
gboolean ret = FALSE;
int last, num;
gchar *hash = NULL;
gchar *path = NULL;
if (!ValidateEnvironment(TRUE)) {
goto exit;
}
if (!g_file_test(clientCertPemFile, G_FILE_TEST_IS_REGULAR)) {
Error("No certificate file found at %s.\n", clientCertPemFile);
goto exit;
}
hash = CertKey_ComputeCertPemFileHash(clientCertPemFile);
if (!hash) {
goto exit;
}
if (CertUtil_FindCert(clientCertPemFile, guestProxyTrustedDir, hash,
&num, &last) && num >= 0) {
Error("The specified certificate file already exists: %s.%d.\n",
hash, num);
goto exit;
}
path = CertUtil_CreateCertFileName(guestProxyTrustedDir, hash, last + 1);
if (!CertUtil_CopyFile(clientCertPemFile, path)) {
Error("Unable to add %s to the trusted certificate store.\n",
clientCertPemFile);
goto exit;
}
printf("Successfully added the %s to the trusted certificate store.\n",
clientCertPemFile);
ret = TRUE;
exit:
g_free(hash);
g_free(path);
return ret;
}
static gboolean
CreateKeyCert(gboolean force)
{
gboolean ret = FALSE;
gchar *cert = NULL;
gchar *key = NULL;
if (!ValidateEnvironment(TRUE)) {
goto exit;
}
key = g_build_filename(guestProxyServerDir, "key.pem", NULL);
cert = g_build_filename(guestProxyServerDir, "cert.pem", NULL);
/*
* If both server key and certificate files already exist and the
* program is not asked to create them by force, print an warning
* message about server key/cert files not regenerating.
*/
if (g_file_test(key, G_FILE_TEST_IS_REGULAR) &&
g_file_test(cert, G_FILE_TEST_IS_REGULAR) && !force) {
printf("\nNOTE: both %s and \n %s already exist.\n"
" They are not generated again. To regenerate "
"them by force,\n use the \"%s -g -f\" command.\n\n",
key, cert, g_get_prgname());
ret = TRUE;
goto exit;
}
printf("Generating the key and certificate files.\n");
if (!CertKey_GenerateKeyCert(RSA_KEY_LENGTH, CERT_EXPIRED_IN_DAYS,
guestProxySslConf, key, cert)) {
goto exit;
}
ret = TRUE;
printf("Successfully generated the key and certificate files.\n");
exit:
g_free(key);
g_free(cert);
return ret;
}