SadServers Joined on September 10, 2023

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:                                                      Sorry, try again.                                                               [sudo] password for admin:                                                      Sorry, try again.                                                               [sudo] password for admin:                                                      sudo: 3 incorrect password attempts                                             admin@i-04da8860b0762f714:~$ su                                                 Password:                                                                                                                                                       

usage: sudo [-AbEHknPS] [-r role] [-t type] [-C num] [-D directory] [-g group] [            [<command>]                                                         usage: sudo -e [-AknS] [-r role] [-t type] [-C num] [-D directory] [-g group] [-admin@i-02474f300d2196640:~$ sudo su -                                                                                                                          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-02474f300d2196640:~$ curl localh                                        

/dev/nvme0n1p15  124M  5.9M  118M   5% /boot/efi                                admin@i-08bd99f18d65bb727:~$ lsblk -l                                           NAME       MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT                                  nvme0n1    259:0    0    8G  0 disk                                             nvme0n1p1  259:1    0  7.9G  0 part /                                           nvme0n1p14 259:2    0    3M  0 part                                             nvme0n1p15 259:3    0  124M  0 part /boot/efi                                   nvme1n1    259:4    0    1G  0 disk                                             nvme2n1    259:5    0    1G  0 disk                                             admin@i-08bd99f18d65bb727:~$ pvcreate /dev/nvme1n1 /dev/nvme2n1                   WARNING: Running as a non-root user. Functionality may be unavailable.          /run/lock/lvm/P_global:aux: open failed: Permission denied                    admin@i-08bd99f18d65bb727:~$ sud opvcreate /dev/nvme1n1 /dev/nvme2n1            bash: sud: command not found                                                    admin@i-08bd99f18d65bb727:~$ sudpvcreate /dev/nvme1n1 /dev/nvme2n1              

udp        0      0 127.0.0.1:323           0.0.0.0:*                                                                                                           udp        0      0 0.0.0.0:68              0.0.0.0:*                                                                                                           udp6       0      0 fe80::825:b5ff:fee5:546 :::*                                                                                                                udp6       0      0 ::1:323                 :::*                                                                                                                admin@i-001d44a2050903c42:~$ cd /etc/apache2/                                   admin@i-001d44a2050903c42:/etc/apache2$ ls                                      conf-available                                                                  admin@i-001d44a2050903c42:/etc/apache2$ cat conf-available/                     cat: conf-available/: Is a directory                                            admin@i-001d44a2050903c42:/etc/apache2$ cd conf-available/                      admin@i-001d44a2050903c42:/etc/apache2/conf-available$                          

Unauthorizedadmin@i-0b44691fa1530d7a7:/$ curl localhost:5000/index.html         <!doctype html>                                                                 <html lang=en>                                                                  <title>404 Not Found</title>                                                    <h1>Not Found</h1>                                                              <p>The requested URL was not found on the server. If you entered the URL manualling and try again.</p>                                                          admin@i-0b44691fa1530d7a7:/$ curl localhost:5000/password                       <!doctype html>                                                                 <html lang=en>                                                                  <title>404 Not Found</title>                                                    <h1>Not Found</h1>                                                              <p>The requested URL was not found on the server. If you entered the URL manualling and try again.</p>                                                          admin@i-0b44691fa1530d7a7:/$                                                    

_chrony      602  0.0  0.7  10856  3596 ?        S    19:12   0:00 /usr/sbin/chrroot         609  0.0  3.7  26612 17272 ?        Ss   19:12   0:00 /usr/bin/pyth-upgrades/unattended-upgrad                                                     _chrony      611  0.0  0.1  10724   552 ?        S    19:12   0:00 /usr/sbin/chrroot         913  0.0  0.0      0     0 ?        I    19:17   0:00 [kworker/1:1-admin        916  0.0  0.7   5920  3624 pts/0    S<s+ 19:18   0:00 bash -l      admin        918  0.2  4.1  98188 19372 pts/0    R<l+ 19:18   0:00 /usr/bin/pythc -t kihei/i-058f99da3418f9                                                     admin        921  0.0  3.2  24456 14984 pts/0    S<+  19:18   0:00 /usr/bin/pythc -t kihei/i-058f99da3418f9                                                     admin        922  0.0  0.1   2480   568 pts/1    S<s  19:18   0:00 sh -c /bin/baadmin        923  0.0  1.0   6952  4880 pts/1    S<   19:18   0:00 /bin/bash    root         947  0.0  0.0      0     0 ?        I    19:18   0:00 [kworker/0:0-admin       1046  0.0  0.7   8648  3268 pts/1    R<+  19:19   0:00 ps waux      admin@i-058f99da3418f95da:~$                                                    

-rw-r--r-- 1 admin admin        807 Aug  4  2021 .profile                       drwx------ 2 admin admin       4096 Sep 17 16:44 .ssh                           drwxr-xr-x 2 admin root        4096 Sep 17 17:28 agent                          drwxr-xr-x 2 admin root        4096 Dec 22 23:35 data                           -rw-r--r-- 1 root  root  5368709120 Sep 17 17:28 datafile                       -rwxr-xr-x 1 admin root     2207109 Sep 17 17:28 kihei                          admin@i-09847815c1c995975:~$ cd data                                            admin@i-09847815c1c995975:~/data$ ls                                            admin@i-09847815c1c995975:~/data$ ls -la                                        total 8                                                                         drwxr-xr-x 2 admin root  4096 Dec 22 23:35 .                                    drwxr-xr-x 7 admin admin 4096 Dec 22 23:35 ..                                   admin@i-09847815c1c995975:~/data$ du                                            4       .                                                                       admin@i-09847815c1c995975:~/data$ ls                                            

admin@i-05a8a4c9958482074:~$ sudo vgs                                             VG  #PV #LV #SN Attr   VSize VFree                                              vg0   2   0   0 wz--n- 1.99g 1.99g                                            admin@i-05a8a4c9958482074:~$ lvcreate -n pisse -L100%VG vg0                       WARNING: Running as a non-root user. Functionality may be unavailable.          Can't parse size argument.                                                      Invalid argument for --size: 100%VG                                             Error during parsing of command line.                                         admin@i-05a8a4c9958482074:~$ sudo lvcreate -n pisse -L100%VG vg0                  Can't parse size argument.                                                      Invalid argument for --size: 100%VG                                             Error during parsing of command line.                                         admin@i-05a8a4c9958482074:~$ sudo lvcreate -n pisse -l100%VG vg0                  Logical volume "pisse" created.                                               admin@i-05a8a4c9958482074:~$ mkfs                                               

admin@i-0292f4c30a492c952:/var$ ls                                      backups  cache  lib  local  lock  log  mail  opt  run  spool  tmp       admin@i-0292f4c30a492c952:/var$ cd log                                  admin@i-0292f4c30a492c952:/var/log$ ls                                  alternatives.log    auth.log.2.gz  cloud-init-output.log  debug       faillog        lastlog        private      unattended-upgrades            alternatives.log.1  btmp           cloud-init.log         debug.1     journal        messages       runit        user.log                       apt                 btmp.1         daemon.log             debug.2.gz  kern.log       messages.1     syslog       user.log.1                     auth.log            cast           daemon.log.1           dpkg.log    kern.log.1     messages.2.gz  syslog.1     user.log.2.gz                  auth.log.1          chrony         daemon.log.2.gz        dpkg.log.1  kern.log.2.gz  minio.log      syslog.2.gz  wtmp                           admin@i-0292f4c30a492c952:/var/log$ less                                

  Volume group "vg" successfully created                                admin@i-0f9027f0b6fdf5892:~$ lvcreate -n lv -l 100%FREE vg                WARNING: Running as a non-root user. Functionality may be unavailable.  /dev/mapper/control: open failed: Permission denied                     Failure to communicate with kernel device-mapper driver.                Incompatible libdevmapper 1.02.175 (2021-01-08) and kernel driver (unknown version).                                                            striped: Required device-mapper target(s) not detected in your kernel.  Run `lvcreate --help' for more information.                           admin@i-0f9027f0b6fdf5892:~$ sudo lvcreate -n lv -l 100%FREE vg           Logical volume "lv" created.                                          admin@i-0f9027f0b6fdf5892:~$ mkfs.ext4 /dev/vg/lv                       mke2fs 1.46.2 (28-Feb-2021)                                             Could not open /dev/vg/lv: Permission denied                            admin@i-0f9027f0b6fdf5892:~$ mkfs.ext4 /dev/vg/lv                       

df: invalid option -- 'g'                                               Try 'df --help' for more information.                                   admin@i-01f89dde5a28babd0:~$ df -h                                      Filesystem       Size  Used Avail Use% Mounted on                       udev             217M     0  217M   0% /dev                             tmpfs             46M  368K   46M   1% /run                             /dev/nvme0n1p1   7.7G  6.1G  1.2G  84% /                                tmpfs            228M   12K  228M   1% /dev/shm                         tmpfs            5.0M     0  5.0M   0% /run/lock                        /dev/nvme0n1p15  124M  5.9M  118M   5% /boot/efi                        admin@i-01f89dde5a28babd0:~$ sudo lvcreate --name newone --size 2G fileserver                                                                     Volume group "fileserver" has insufficient free space (510 extents): 512 required.                                                            admin@i-01f89dde5a28babd0:~$                                            

Reading state information... Done                                               0 upgraded, 0 newly installed, 0 to remove and 112 not upgraded.                root@i-0faff0e8bb595eddc:/tmp# apt-get clean                                    root@i-0faff0e8bb595eddc:/tmp# df -hT                                           Filesystem      Type      Size  Used Avail Use% Mounted on                      udev            devtmpfs  217M     0  217M   0% /dev                            tmpfs           tmpfs      46M  384K   46M   1% /run                            /dev/nvme0n1p1  ext4      7.7G  6.0G  1.4G  82% /                               tmpfs           tmpfs     228M   12K  228M   1% /dev/shm                        tmpfs           tmpfs     5.0M     0  5.0M   0% /run/lock                       /dev/nvme0n1p15 vfat      124M  5.9M  118M   5% /boot/efi                       tmpfs           tmpfs      46M     0   46M   0% /run/user/0                     root@i-0faff0e8bb595eddc:/tmp# aptitude                                         bash: aptitude: command not found                                               root@i-0faff0e8bb595eddc:/tmp# cd /                                             

114  23   52   593  710        dynamic_debug  loadavg       swaps               115  235  53   595  73         execdomains    locks         sys                 12   24   54   596  78         fb             meminfo       sysrq-trigger       13   25   55   6    8          filesystems    misc          sysvipc             133  26   56   60   889        fs             modules       thread-self         134  27   565  61   9          interrupts     mounts        timer_list          14   28   566  614  acpi       iomem          mtrr          tty                 15   29   57   62   buddyinfo  ioports        net           uptime              16   3    572  63   bus        irq            pagetypeinfo  version             17   30   575  682  cgroups    kallsyms       partitions    vmallocinfo         18   31   58   685  cmdline    kcore          pressure      vmstat              19   311  582  690  consoles   key-users      sched_debug   zoneinfo            195  395  583  693  cpuinfo    keys           schedstat                         2    4    586  694  crypto     kmsg           self                              admin@i-09f337b8d012c50bc:~$ ls /proc/                                          

total 1464856                                                                   drwxr-xr-x 2 admin root        4096 Dec 21 23:06 .                              drwxr-xr-x 7 admin admin       4096 Dec 21 23:05 ..                             -rw-r--r-- 1 admin admin 1500000000 Dec 21 23:06 newdatafile                    admin@i-05762ca9b49e71333:~/data$ ls -la                                        total 1464856                                                                   drwxr-xr-x 2 admin root        4096 Dec 21 23:06 .                              drwxr-xr-x 7 admin admin       4096 Dec 21 23:05 ..                             -rw-r--r-- 1 admin admin 1500000000 Dec 21 23:06 newdatafile                    admin@i-05762ca9b49e71333:~/data$ ls -la                                        total 1464856                                                                   drwxr-xr-x 2 admin root        4096 Dec 21 23:06 .                              drwxr-xr-x 7 admin admin       4096 Dec 21 23:05 ..                             -rw-r--r-- 1 admin admin 1500000000 Dec 21 23:06 newdatafile                    admin@i-05762ca9b49e71333:~/data$