fixed issue with images

CTF/CTF-Server/AdminImages/2/Root/pythonprint.py

@@ -0,0 +1 @@
+print('This is the flag: [FLAG]')

CTF/CTF-Server/server.js

@@ -630,7 +630,7 @@ app.post('/DeleteImageReplaceFlags', (req,res) => {
 		else {
 			DeleteImage(images);
 			try {
-				execSync(`docker rmi -f ${images}`);
+				exec(`docker rmi -f ${images}`);
 			} catch (err) {
 				console.error(err.message);
 			}
@@ -798,6 +798,20 @@ async function getFlagFromContestID(contestID) {
 	});
 }
 
+// get all of the flags in the database
+async function getAllFlags() {
+	return new Promise((resolve,reject) => {
+		const query = 'SELECT * FROM Flags';
+		con.query(query, [], (err,rows) => {
+			if (err) {
+				console.error(err.message);
+				reject(err);
+			}
+			resolve(rows);
+		});
+	});
+}
+
 // get whether the email belongs to an admin or a user
 export async function AdminorUser(email) {
 	return new Promise((resolve, reject) => {
@@ -1081,7 +1095,7 @@ async function placeFlag(messagestring, container, image){
 			return;
 		}
 		const exec = await container.exec({
-			Cmd: ['/bin/bash', '-c', `echo '${FlagHash}' > ${flag.Path}`],
+			Cmd: ['/bin/bash', '-c', `sed -i 's|\\[FLAG\\]|${FlagHash}|g' ${flag.Path}`],
 		});
 	
 		exec.start({hijack: true, stdin: true, stdout: true, stderr: true}, (err, stream) => {