SILENT KILLERPanel

Current Path: > > lib > dracut > modules.d > 91crypt-loop


Operation   : Linux premium88.web-hosting.com 4.18.0-553.54.1.lve.el8.x86_64 #1 SMP Wed Jun 4 13:01:13 UTC 2025 x86_64
Software     : Apache
Server IP    : 185.61.154.216 | Your IP: 216.73.216.44
Domains      : 1034 Domain(s)
Permission   : [ 0755 ]

Files and Folders in: //lib/dracut/modules.d/91crypt-loop

NameTypeSizeLast ModifiedActions
crypt-loop-lib.sh File 1278 bytes October 08 2018 13:38:33.
module-setup.sh File 375 bytes October 08 2018 13:38:33.

Reading File: //lib/dracut/modules.d/91crypt-loop/crypt-loop-lib.sh

#!/bin/sh

command -v ask_for_password >/dev/null || . /lib/dracut-crypt-lib.sh

# loop_decrypt mnt_point keypath keydev device
#
# Decrypts symmetrically encrypted key to standard output.
#
# mnt_point - mount point where <keydev> is already mounted
# keypath - LUKS encrypted loop file path relative to <mnt_point>
# keydev - device on which key resides; only to display in prompt
# device - device to be opened by cryptsetup; only to display in prompt
loop_decrypt() {
    local mntp="$1"
    local keypath="$2"
    local keydev="$3"
    local device="$4"

    local key="/dev/mapper/$(str_replace "loop-$keydev-$mntp-$keypath" '/' '-')"

    if [ ! -b $key ]; then
        local loopdev=$(losetup -f "${mntp}/${keypath}" --show)
        local opts="-d - luksOpen $loopdev ${key##*/}"

        ask_for_password \
            --cmd "cryptsetup $opts" \
            --prompt "Password ($keypath on $keydev for $device)" \
            --tty-echo-off

        [ -b $key ] || die "Failed to unlock $keypath on $keydev for $device."

        printf "%s\n" "cryptsetup luksClose \"$key\"" > ${hookdir}/cleanup/"crypt-loop-cleanup-10-${key##*/}".sh
        printf "%s\n" "losetup -d \"$loopdev\"" > ${hookdir}/cleanup/"crypt-loop-cleanup-20-${loopdev##*/}".sh
    fi

    cat $key
}

SILENT KILLER Tool