Make kadmin communication more robust

src/libtdeldap.cpp

@@ -834,10 +834,12 @@ int LDAPManager::updateUserInfo(LDAPUserInfo user) {
 
 TQString readFullLineFromPtyProcess(PtyProcess* proc) {
 	TQString result = "";
-	while ((!result.contains("\n")) && (!result.contains(":")) && (!result.contains(">"))) {
+	while ((!result.contains("\r")) && (!result.contains(":")) && (!result.contains(">"))) {
 		result = result + TQString(proc->readLine(false));
 		tqApp->processEvents();
 	}
+	result.replace("\n", "");
+	result.replace("\r", "");
 	return result;
 }
 
@@ -873,22 +875,29 @@ int LDAPManager::setPasswordForUser(LDAPUserInfo user, TQString *errstr) {
 	TQString prompt;
 	PtyProcess kadminProc;
 	kadminProc.exec(command, args);
-	prompt = kadminProc.readLine(true);
+	prompt = readFullLineFromPtyProcess(&kadminProc);
 	prompt = prompt.stripWhiteSpace();
 	if (prompt == "kadmin>") {
-		kadminProc.writeLine(TQCString("passwd "+user.name), true);
-		prompt = kadminProc.readLine(true);	// Discard our own input
-		prompt = readFullLineFromPtyProcess(&kadminProc);
+		command = TQCString("passwd "+user.name);
+		kadminProc.writeLine(command, true);
+		do { // Discard our own input
+			prompt = readFullLineFromPtyProcess(&kadminProc);
+			printf("(kadmin) '%s'\n\r", prompt.ascii());
+		} while (prompt == TQString(command));
 		prompt = prompt.stripWhiteSpace();
 		if ((prompt.endsWith(" Password:")) && (prompt.startsWith(TQString(user.name + "@")))) {
 			kadminProc.writeLine(user.new_password, true);
-			prompt = kadminProc.readLine(true);	// Discard our own input
-			prompt = kadminProc.readLine(true);
-			prompt = prompt.stripWhiteSpace();
+			do { // Discard our own input
+				prompt = readFullLineFromPtyProcess(&kadminProc);
+				printf("(kadmin) '%s'\n\r", prompt.ascii());
+			} while (prompt == "");
+		prompt = prompt.stripWhiteSpace();
 			if ((prompt.endsWith(" Password:")) && (prompt.startsWith("Verify"))) {
 				kadminProc.writeLine(user.new_password, true);
-				prompt = kadminProc.readLine(true);	// Discard our own input
-				prompt = kadminProc.readLine(true);
+				do { // Discard our own input
+					prompt = readFullLineFromPtyProcess(&kadminProc);
+					printf("(kadmin) '%s'\n\r", prompt.ascii());
+				} while (prompt == "");
 				prompt = prompt.stripWhiteSpace();
 			}
 			if (prompt.endsWith(" Password:")) {
@@ -901,8 +910,10 @@ int LDAPManager::setPasswordForUser(LDAPUserInfo user, TQString *errstr) {
 				}
 				if (admincreds.password != "") {
 					kadminProc.writeLine(admincreds.password, true);
-					prompt = kadminProc.readLine(true);	// Discard our own input
-					prompt = kadminProc.readLine(true);
+					do { // Discard our own input
+						prompt = readFullLineFromPtyProcess(&kadminProc);
+						printf("(kadmin) '%s'\n\r", prompt.ascii());
+					} while (prompt == "");
 					prompt = prompt.stripWhiteSpace();
 				}
 			}
@@ -1205,12 +1216,14 @@ int LDAPManager::obtainKerberosTicket(LDAPCredentials creds, TQString principal,
 	TQString prompt;
 	PtyProcess kadminProc;
 	kadminProc.exec(command, args);
-	prompt = kadminProc.readLine(true);
+	prompt = readFullLineFromPtyProcess(&kadminProc);
 	prompt = prompt.stripWhiteSpace();
 	if (prompt.endsWith(" Password:")) {
 		kadminProc.writeLine(creds.password, true);
-		prompt = kadminProc.readLine(true);	// Discard our own input
-		prompt = kadminProc.readLine(true);
+		do { // Discard our own input
+			prompt = readFullLineFromPtyProcess(&kadminProc);
+			printf("(kadmin) '%s'\n\r", prompt.ascii());
+		} while (prompt == "");
 		prompt = prompt.stripWhiteSpace();
 	}
 	if (prompt != "") {
@@ -1504,12 +1517,15 @@ int LDAPManager::addServiceInfo(LDAPServiceInfo service, TQString *errstr) {
 		TQString prompt;
 		PtyProcess kadminProc;
 		kadminProc.exec(command, args);
-		prompt = kadminProc.readLine(true);
+		prompt = readFullLineFromPtyProcess(&kadminProc);
 		prompt = prompt.stripWhiteSpace();
 		if (prompt == "kadmin>") {
-			kadminProc.writeLine(TQCString("ank --random-key "+hoststring), true);
-			prompt = kadminProc.readLine(true);	// Discard our own input
-			prompt = readFullLineFromPtyProcess(&kadminProc);
+			command = TQCString("ank --random-key "+hoststring);
+			kadminProc.writeLine(command, true);
+			do { // Discard our own input
+				prompt = readFullLineFromPtyProcess(&kadminProc);
+				printf("(kadmin) '%s'\n\r", prompt.ascii());
+			} while (prompt == TQString(command));
 			prompt = prompt.stripWhiteSpace();
 			// Use all defaults
 			while (prompt != "kadmin>") {
@@ -1523,8 +1539,10 @@ int LDAPManager::addServiceInfo(LDAPServiceInfo service, TQString *errstr) {
 					}
 					if (admincreds.password != "") {
 						kadminProc.writeLine(admincreds.password, true);
-						prompt = kadminProc.readLine(true);	// Discard our own input
-						prompt = kadminProc.readLine(true);
+						do { // Discard our own input
+							prompt = readFullLineFromPtyProcess(&kadminProc);
+							printf("(kadmin) '%s'\n\r", prompt.ascii());
+						} while (prompt == "");
 						prompt = prompt.stripWhiteSpace();
 					}
 				}
@@ -1542,9 +1560,12 @@ int LDAPManager::addServiceInfo(LDAPServiceInfo service, TQString *errstr) {
 						leftbracket++;
 						defaultParam = prompt.mid(leftbracket, rightbracket-leftbracket);
 					}
-					kadminProc.writeLine(TQCString(defaultParam), true);
-					prompt = kadminProc.readLine(true);	// Discard our own input
-					prompt = kadminProc.readLine(true);
+					command = TQCString(defaultParam);
+					kadminProc.writeLine(command, true);
+					do { // Discard our own input
+						prompt = readFullLineFromPtyProcess(&kadminProc);
+						printf("(kadmin) '%s'\n\r", prompt.ascii());
+					} while (prompt == TQString(command));
 					prompt = prompt.stripWhiteSpace();
 				}
 			}