Update to use more robust kadmin communication

src/ldapbonding.cpp

@@ -409,17 +409,22 @@ int LDAPConfig::bondRealm(LDAPRealmConfig realmcfg, TQString adminUserName, cons
 	TQString prompt;
 	PtyProcess kadminProc;
 	kadminProc.exec(command, args);
-	prompt = kadminProc.readLine(true);
+	prompt = readFullLineFromPtyProcess(&kadminProc);
 	prompt = prompt.stripWhiteSpace();
 	if (prompt == "kadmin>") {
-		kadminProc.writeLine(TQCString("ext "+hoststring), true);
-		prompt = kadminProc.readLine(true);	// Discard our own input
-		prompt = readFullLineFromPtyProcess(&kadminProc);
+		command = TQCString("ext "+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();
 		if (prompt.endsWith(" Password:")) {
 			kadminProc.writeLine(adminPassword, 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.contains("authentication failed")) {
@@ -428,16 +433,21 @@ int LDAPConfig::bondRealm(LDAPRealmConfig realmcfg, TQString adminUserName, cons
 			return 1;
 		}
 		else if (prompt.endsWith("Principal does not exist")) {
-			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>") {
 				if (prompt.endsWith(" Password:")) {
 					kadminProc.writeLine(adminPassword, 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.contains("authentication failed")) {
@@ -454,15 +464,21 @@ int LDAPConfig::bondRealm(LDAPRealmConfig realmcfg, TQString adminUserName, cons
 						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();
 				}
 			}
-			kadminProc.writeLine(TQCString("ext "+hoststring), true);
-			prompt = kadminProc.readLine(true);	// Discard our own input
-			prompt = readFullLineFromPtyProcess(&kadminProc);
+			command = TQCString("ext "+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();
 			if (prompt != "kadmin>") {
 				if (errstr) *errstr = prompt;
@@ -500,17 +516,22 @@ int LDAPConfig::unbondRealm(LDAPRealmConfig realmcfg, TQString adminUserName, co
 	TQString prompt;
 	PtyProcess kadminProc;
 	kadminProc.exec(command, args);
-	prompt = kadminProc.readLine(true);
+	prompt = readFullLineFromPtyProcess(&kadminProc);
 	prompt = prompt.stripWhiteSpace();
 	if (prompt == "kadmin>") {
-		kadminProc.writeLine(TQCString("delete "+hoststring), true);
-		prompt = kadminProc.readLine(true);	// Discard our own input
-		prompt = readFullLineFromPtyProcess(&kadminProc);
+		command = TQCString("delete "+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();
 		if (prompt.endsWith(" Password:")) {
 			kadminProc.writeLine(adminPassword, 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 != "kadmin>") {