blog
Table des matières
- 2026:
- 2025:
4 billet(s) pour juillet 2026
| Procédure simple augmentation de la SWAP | 2026/07/17 15:49 | Jean-Baptiste |
| Exemple git clone avec Ansible | 2026/07/16 14:47 | Jean-Baptiste |
| Windows exe - Comparaison de fichiers binaires | 2026/07/16 10:25 | Jean-Baptiste |
| Pb git | 2026/07/01 17:36 | Jean-Baptiste |
Notes udev udevadm
Voir :
- /etc/udev/scripts/is_uinput.sh
- /usr/share/bug/udev/script
# udevadm control --log-priority=debug error sending message: Connection refused udevadm[2825]: error sending message: Connection refused
udevd n'est pas démarré
Notes Ubuntu multipass virt instance creator
Ce truc de Ubuntu install et démarre un service lancé avec le compte root
Voir :
Voir aussi :
- Vagrant
sudo snap install multipass sudo snap connect multipass:libvirt multipass stop --all multipass set local.passphrase multipass authenticate multipass set local.driver=libvirt
Redémarrer le service
snap stop multipass snap start multipass
Chiffrer un fichier avec age ou rage
Voir :
Voir aussi :
- scrypt
- SOPS
- Tomb Folder Encryption
sudo apt-get install age
age-keygen -o key.txt # Chiffrer age -r age1yvq8462vpqg4mcdqgfj6amhzgtldpwpclv5tsymf26fl2jhlusxqjy6jzf -a message.txt # Déchiffrer age -d -i ./key.txt message.enc # Chiffrer age -r age1yvq8462vpqg4mcdqgfj6amhzgtldpwpclv5tsymf26fl2jhlusxqjy6jzf -o datafile.tar.gz.enc datafile.tar.gz # Déchiffrer age -i key.txt -d -o plop.tar.gz datafile.tar.gz.enc
Tuner TV TNT
Voir :
Voir aussi :
apt-get install kaffeine vlc w-scan me-tv
# lsusb Bus 002 Device 002: ID 0ccd:005e TerraTec Electronic GmbH
# lsmod | egrep "em28|dvb" em28xx_rc 17221 0 rc_core 22404 3 rc_terratec_cinergy_xs,em28xx_rc em28xx_dvb 29649 0 dvb_core 102010 1 em28xx_dvb em28xx_alsa 17530 1 em28xx_v4l 35406 0 videobuf2_vmalloc 12816 1 em28xx_v4l videobuf2_core 47787 1 em28xx_v4l em28xx 76314 4 em28xx_dvb,em28xx_v4l,em28xx_rc,em28xx_alsa tveeprom 20593 1 em28xx v4l2_common 12995 5 tuner,em28xx_v4l,em28xx,tvp5150,videobuf2_core videodev 126451 6 tuner,em28xx_v4l,em28xx,tvp5150,v4l2_common,videobuf2_core snd_pcm 88662 5 snd_pcm_oss,snd_hda_codec,snd_hda_intel,snd_hda_controller,em28xx_alsa snd 65338 18 snd_hda_codec_realtek,snd_pcm_oss,snd_hwdep,snd_timer,snd_pcm,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_mixer_oss,em28xx_alsa i2c_core 46012 15 drm,tuner,em28xx_dvb,i2c_piix4,zl10353,drm_kms_helper,i2c_algo_bit,em28xx,tvp5150,v4l2_common,tveeprom,radeon,tuner_xc2028,em28xx_rc,videodev usbcore 195468 10 em28xx_dvb,em28xx_v4l,usb_storage,em28xx,ohci_hcd,ohci_pci,ehci_hcd,ehci_pci,usbhid,em28xx_alsa usb_common 12440 2 usbcore,em28xx_alsa
Autres
/dev/dvb/adapter0/frontend0
# dmesg | grep -i dvb [ 746.408324] em28xx: DVB interface 0 found: isoc [ 746.580461] em2882/3 #0: dvb set to isoc mode. [ 747.238233] em2882/3 #0: Binding DVB extension [ 747.456850] DVB: registering new adapter (em2882/3 #0) [ 747.456863] usb 2-2: DVB: registering adapter 0 frontend 0 (Zarlink ZL10353 DVB-T)... [ 747.464752] em2882/3 #0: DVB extension successfully initialized [ 747.464775] em28xx: Registered (Em28xx dvb Extension) extension
Pb Erreur
DvbDevice::frontendEvent: tuning failed
gpasswd -a jean video
Notes TrueCrypt VeraCrypt tcplay
tcplay
tcplay est une implémentation libre de TrueCrypt inclus dans les dépôts Debian
Device Boot Start End Sectors Size Id Type /dev/sda1 32 30031871 30031840 14.3G c W95 FAT32 (LBA) 0c W95 FAT32 (LBA)
apt-get install fatresize dd if=/dev/urandom of=/dev/sda bs=4096 conv=notrunc status=progress dd if=/dev/zero of=/dev/sda bs=512 count=1 conv=notrunc parted --align optimal /dev/sda mklabel msdos mkpart p fat32 1MiB 100% parted -ms /dev/sda print
usb-SanDisk_Ultra_USB_3.0 /dev/sda1 on /media/jibe/6E6F-0B54 type vfat (rw,nosuid,nodev,relatime,uid=1000,gid=1000,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,showexec,utf8,flush,errors=remount-ro,uhelper=udisks2) /dev/sda1: UUID="6E6F-0B54" BLOCK_SIZE="512" TYPE="vfat"
parted /dev/sda unit s resizepart 1 15015935s #mkpart primary ext4 15015936s 30031871s mkpart primary ext4 15015936s 100%
mkfs.vfat -F 32 -n SANDISK /dev/sda1 #tcplay -c -z -d /dev/sda2 -k key1 tcplay -c -z -d /dev/sda2 #tcplay -m enc_steg -d /dev/sda2 -k key1 tcplay -m enc_steg -d /dev/sda2 mkfs.ext4 /dev/mapper/enc_steg
rm 2 resizepart 1 100% fatresize -s max /dev/sda1
Autres
$ /usr/sbin/tcplay --help
...
-a <pbkdf prf algorithm>, --pbkdf-prf=<pbkdf prf algorithm>
Specifies which hashing function to use for the PBKDF password
derivation when creating a new volume.
To see valid options, specify '-a help'.
...
$ /usr/sbin/tcplay -a help Valid PBKDF PRF algorithms are: RIPEMD160 RIPEMD160 SHA512 whirlpool
tcplay --create --hidden --device=/dev/loop0 --cipher=AES-256-XTS,TWOFISH-256-XTS --pbkdf-prf=whirlpool --keyfile=one.key --cipher-hidden=AES-256-XTS --pbkdf-prf-hidden=whirlpool --keyfile-hidden=hidden.key # Creation tcplay --create --hidden --device=/dev/loop0 --cipher=TWOFISH-256-XTS --pbkdf-prf=whirlpool --keyfile=key1 --keyfile=key2 --cipher-hidden=AES-256-XTS --pbkdf-prf-hidden=whirlpool --keyfile-hidden=key3 # Monter le volume tcplay -m crypt1 -d /dev/loop0 --keyfile=key1 --keyfile=key2 # Monter le volume en protegeant le volume caché tcplay -m crypt1 -d /dev/loop0 --keyfile=key1 --keyfile=key2 --protect-hidden --keyfile-hidden=key3 # Monter le volume caché tcplay -m hidden --device=/dev/loop0 --keyfile=key3 mkfs.ntfs -f /dev/mapper/crypt1
Fin
umount /mnt/crypt1/ dmsetup remove crypt1
Autres
Comment marquer la partition FAT en “dirty” ?
blog.txt · Dernière modification : de 127.0.0.1