-rw-r--r-- 1 admin admin 3526 Aug  4  2021 .bashrc                              drwxr-xr-x 3 admin admin 4096 Sep 20  2023 .config                              -rw-r--r-- 1 admin admin  807 Aug  4  2021 .profile                             drwx------ 2 admin admin 4096 Sep 17  2023 .ssh                                 drwxr-xr-x 2 admin root  4096 Sep 24  2023 agent                                -rwxrwx--- 1 root  root   360 Sep 24  2023 webserver.py                         admin@i-0c7688c6e49a68923:~$ cd /var/log                                        admin@i-0c7688c6e49a68923:/var/log$ ls                                          alternatives.log    auth.log       btmp    chrony                 daemon.log      journal     kern.log.2.gz  messages.1     private  syslog.1             user.lalternatives.log.1  auth.log.1     btmp.1  cloud-init-output.log  daemon.log.1    kern.log    lastlog        messages.2.gz  runit    syslog.2.gz          user.lapt                 auth.log.2.gz  cast    cloud-init.log         daemon.log.2.g  kern.log.1  messages       minio.log      syslog   unattended-upgrades  user.ladmin@i-0c7688c6e49a68923:/var/log$ less                                        

/asn1.oidEncoder,encoding/asn1.encodergo.itab.encoding/asn1.stringEncoder,encodiitab.encoding/asn1.int64Encoder,encoding/asn1.encodergo.itab.encoding/asn1.setEnencodergo.itab.golang.org/x/text/internal/language.sortVariants,sort.Interfacego/text/internal/language.variantsSort,sort.Interfacego.itab.golang.org/x/text/intuage.Tag,golang.org/x/text/internal/language/compact.fullTaggo.itab.*encoding/gogobTypego.itab.*encoding/gob.arrayType,encoding/gob.gobTypego.itab.*encoding/gob.gobTypego.itab.*encoding/gob.CommonType,encoding/gob.gobType__errno_locationgaihabortpthread_cond_broadcastsigactionsetenvpthread_cond_waitmmapnanosleepfputcpttex_unlockmallocmunmapvfprintfunsetenvpthread_attr_destroysigismemberfwritestrerime.buildVersion.strruntime.modinfo.strtype.*runtime.textsectionmap^C           admin@i-059172a6cbeaf621a:~/agent$ tail -300f sadagent.txt                      ^C                                                                              admin@i-059172a6cbeaf621a:~/agent$ ls                                           check.sh  sadagent  sadagent.txt                                                admin@i-059172a6cbeaf621a:~/agent$                                              

admin@i-0014ea79decd6a02f:~$ sudo su -                                          root@i-0014ea79decd6a02f:~#                                                     root@i-0014ea79decd6a02f:~#                                                     root@i-0014ea79decd6a02f:~#                                                     root@i-0014ea79decd6a02f:~#                                                     

    #3) With great power comes great responsibility.                                                                                                            [sudo] password for admin:                                                                                                                                                                                                                                                                                                      Sorry, try again.                                                               [sudo] password for admin:                                                      qSorry, try again.                                                              [sudo] password for admin:                                                      sudo: 2 incorrect password attempts                                             admin@i-0e54dfe20a762b8f6:~$ telnet localhost                                   Trying 127.0.0.1...                                                             telnet: Unable to connect to remote host: Connection refused                    admin@i-0e54dfe20a762b8f6:~$                                                    

admin@i-0763b1416a43bf64e:~$ ps aux | grep web                                  root         573  0.0  6.0 107132 28328 ?        Ss   17:07   0:00 /usr/bin/pyth.py                                                                             admin        968  0.0  0.1   5264   644 pts/1    S<+  17:14   0:00 grep web     admin@i-0763b1416a43bf64e:~$ 573                                                

admin@i-04f9b68ba2ba71eb9:~$ pwd                                                /home/admin                                                                     admin@i-04f9b68ba2ba71eb9:~$                                                    admin@i-04f9b68ba2ba71eb9:~$ ls                                                 agent  data  datafile  kihei                                                    admin@i-04f9b68ba2ba71eb9:~$ cd agent/                                          admin@i-04f9b68ba2ba71eb9:~/agent$ ls                                           check.sh  sadagent  sadagent.txt                                                admin@i-04f9b68ba2ba71eb9:~/agent$ cat c                                        

nvme0n1                                                                         ├─nvme0n1p1  ext4   1.0         811e12d8-f542-4650-9330-8d96633bd90c    1.2G    ├─nvme0n1p14                                                                    └─nvme0n1p15 vfat   FAT16       8690-F844                             117.8M    nvme1n1                                                                         nvme2n1                                                                         admin@i-03e8621f09ba2ba4e:~$ lvs                                                  WARNING: Running as a non-root user. Functionality may be unavailable.          /run/lock/lvm/P_global:aux: open failed: Permission denied                    admin@i-03e8621f09ba2ba4e:~$ sudo lvs                                           admin@i-03e8621f09ba2ba4e:~$ ls -la data                                        total 8                                                                         drwxr-xr-x 2 admin root  4096 Oct 26 07:02 .                                    drwxr-xr-x 7 admin admin 4096 Oct 26 07:02 ..                                   admin@i-03e8621f09ba2ba4e:~$ sudo                                               

 Initialization                                                                   time-set.target                                                          loade Time Set                                                                         time-sync.target                                                         loade Time Synchronized                                                                timers.target                                                            loade                                  >                                               apt-daily-upgrade.timer                                                  loadeapt upgrade and clean activities                                                  apt-daily.timer                                                          loadeapt download activities                                                           e2scrub_all.timer                                                        loadeic ext4 Online Metadata Check for >                                               fstrim.timer                                                             loadeadmin@i-0d2e19b6ed1ee3727:~$ ps -aux                                            

admin@i-0453bb76f89d6d1e6:~$ curl localhost:5000                                Unauthorizedadmin@i-0453bb76f89d6d1e6:~$                                        admin@i-0453bb76f89d6d1e6:~$ sudo curl localhost:5000                                                                                                           We trust you have received the usual lecture from the local System              Administrator. It usually boils down to these three things:                                                                                                         #1) Respect the privacy of others.                                              #2) Think before you type.                                                      #3) With great power comes great responsibility.                                                                                                            [sudo] password for admin:                                                      sudo: a password is required                                                    admin@i-0453bb76f89d6d1e6:~$ ^C                                                 admin@i-0453bb76f89d6d1e6:~$ nestat | grep                                      

admin@i-0ae89bce1453c6828:~$ ls -l                                              total 5245048                                                                   drwxr-xr-x 2 admin root       4096 Sep 17  2023 agent                           drwxr-xr-x 2 admin root       4096 Oct 25 16:29 data                            -rw-r--r-- 1 root  root 5368709120 Sep 17  2023 datafile                        -rwxr-xr-x 1 admin root    2207109 Sep 17  2023 kihei                           admin@i-0ae89bce1453c6828:~$ ls data                                            appdiskmnt                                                                      admin@i-0ae89bce1453c6828:~$ rm data/appdiskmnt                                 admin@i-0ae89bce1453c6828:~$ rmdir data/                                        admin@i-0ae89bce1453c6828:~$ sudo ln -s /mnt/appdiskmnt/ /home/admin/data/      ln: failed to create symbolic link '/home/admin/data/': No such file or directoradmin@i-0ae89bce1453c6828:~$ ls                                                 agent  datafile  kihei                                                          admin@i-0ae89bce1453c6828:~$ sudo ln -s /mnt/appdiskmnt/ /home/admin/data/      

    988 pts/1    R<+    0:00 ps ax                                              admin@i-0748faed17a21b9f5:~/agent$ ls                                           check.sh  sadagent  sadagent.txt                                                admin@i-0748faed17a21b9f5:~/agent$ cd ..                                        admin@i-0748faed17a21b9f5:~$ ls                                                 agent  webserver.py                                                             admin@i-0748faed17a21b9f5:~$ ls -l                                              total 8                                                                         drwxr-xr-x 2 admin root 4096 Sep 24  2023 agent                                 -rwxrwx--- 1 root  root  360 Sep 24  2023 webserver.py                          admin@i-0748faed17a21b9f5:~$ cd /var/lib/                                       admin@i-0748faed17a21b9f5:/var/lib$ ls                                          apt     cloud  dhcp  grub       man-db  pam       private  sgml-base  systemd  uchrony  dbus   dpkg  logrotate  misc    polkit-1  python   sudo       ucf      vadmin@i-0748faed17a21b9f5:/var/lib$ cd                                          

admin@i-0f972f42ded716b22:~$                                                    

write(2, "64", 264)                       = 2                                   write(2, " +", 2 +)                       = 2                                   write(2, "0x47d", 50x47d)                    = 5                                write(2, "\n", 1                                                                )                       = 1                                                     exit_group(2)                           = ?                                     +++ exited with 2 +++                                                           admin@i-0815e829d95ab34ca:~$ ./kihei -v                                         Creating file /home/admin/data/newdatafile with size 1.5GB...                   panic: exit status 1                                                                                                                                            goroutine 1 [running]:                                                          main.main()                                                                             ./main.go:64 +0x47d                                                     admin@i-0815e829d95ab34ca:~$                                                    

nvme0n1p14 259:3    0    3M  0 part                                             nvme0n1p15 259:4    0  124M  0 part /boot/efi                                   nvme2n1    259:5    0    1G  0 disk                                             admin@i-04f920394c7614a59:~$ lsblk                                              NAME         MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT                                nvme1n1      259:0    0    1G  0 disk                                           nvme0n1      259:1    0    8G  0 disk                                           ├─nvme0n1p1  259:2    0  7.9G  0 part /                                         ├─nvme0n1p14 259:3    0    3M  0 part                                           └─nvme0n1p15 259:4    0  124M  0 part /boot/efi                                 nvme2n1      259:5    0    1G  0 disk                                           admin@i-04f920394c7614a59:~$ df /                                               Filesystem     1K-blocks    Used Available Use% Mounted on                      /dev/nvme0n1p1   8026128 6354520   1242352  84% /                               admin@i-04f920394c7614a59:~$ lsblk -