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inspect_types.ml
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inspect_types.ml
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(* guestfs-inspection
* Copyright (C) 2009-2020 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*)
open Printf
open Std_utils
type fs = {
fs_location : location;
role : role; (** Special cases: root filesystem or /usr *)
}
and root = {
root_location : location;
inspection_data : inspection_data;
}
and location = {
mountable : Mountable.t; (** The device name or other mountable object.*)
vfs_type : string; (** Returned from [vfs_type] API. *)
}
and role =
| RoleRoot of inspection_data
| RoleUsr of inspection_data
| RoleSwap
| RoleOther
and inspection_data = {
mutable os_type : os_type option;
mutable distro : distro option;
mutable package_format : package_format option;
mutable package_management : package_management option;
mutable product_name : string option;
mutable product_variant : string option;
mutable version : version option;
mutable arch : string option;
mutable hostname : string option;
mutable build_id : string option;
mutable fstab : fstab_entry list;
mutable windows_systemroot : string option;
mutable windows_software_hive : string option;
mutable windows_system_hive : string option;
mutable windows_current_control_set : string option;
mutable drive_mappings : drive_mapping list;
}
and os_type =
| OS_TYPE_DOS
| OS_TYPE_FREEBSD
| OS_TYPE_HURD
| OS_TYPE_LINUX
| OS_TYPE_MINIX
| OS_TYPE_NETBSD
| OS_TYPE_OPENBSD
| OS_TYPE_WINDOWS
and distro =
| DISTRO_ALPINE_LINUX
| DISTRO_ALTLINUX
| DISTRO_ARCHLINUX
| DISTRO_BUILDROOT
| DISTRO_CENTOS
| DISTRO_CIRROS
| DISTRO_COREOS
| DISTRO_DEBIAN
| DISTRO_FEDORA
| DISTRO_FREEBSD
| DISTRO_FREEDOS
| DISTRO_FRUGALWARE
| DISTRO_GENTOO
| DISTRO_KALI_LINUX
| DISTRO_KYLIN
| DISTRO_LINUX_MINT
| DISTRO_MAGEIA
| DISTRO_MANDRIVA
| DISTRO_MEEGO
| DISTRO_MSDOS
| DISTRO_NEOKYLIN
| DISTRO_NETBSD
| DISTRO_OPENBSD
| DISTRO_OPENMANDRIVA
| DISTRO_OPENSUSE
| DISTRO_ORACLE_LINUX
| DISTRO_PARDUS
| DISTRO_PLD_LINUX
| DISTRO_REDHAT_BASED
| DISTRO_RHEL
| DISTRO_ROCKY
| DISTRO_SCIENTIFIC_LINUX
| DISTRO_SLACKWARE
| DISTRO_SLES
| DISTRO_SUSE_BASED
| DISTRO_TTYLINUX
| DISTRO_UBUNTU
| DISTRO_VOID_LINUX
| DISTRO_WINDOWS
and package_format =
| PACKAGE_FORMAT_APK
| PACKAGE_FORMAT_DEB
| PACKAGE_FORMAT_EBUILD
| PACKAGE_FORMAT_PACMAN
| PACKAGE_FORMAT_PISI
| PACKAGE_FORMAT_PKGSRC
| PACKAGE_FORMAT_RPM
| PACKAGE_FORMAT_XBPS
and package_management =
| PACKAGE_MANAGEMENT_APK
| PACKAGE_MANAGEMENT_APT
| PACKAGE_MANAGEMENT_DNF
| PACKAGE_MANAGEMENT_PACMAN
| PACKAGE_MANAGEMENT_PISI
| PACKAGE_MANAGEMENT_PORTAGE
| PACKAGE_MANAGEMENT_UP2DATE
| PACKAGE_MANAGEMENT_URPMI
| PACKAGE_MANAGEMENT_XBPS
| PACKAGE_MANAGEMENT_YUM
| PACKAGE_MANAGEMENT_ZYPPER
and version = int * int
and fstab_entry = Mountable.t * string (* mountable, mountpoint *)
and drive_mapping = string * string (* drive name, device *)
let rec string_of_fs { fs_location = location; role } =
sprintf "fs: %s role: %s\n"
(string_of_location location)
(match role with
| RoleRoot data -> "root\n" ^ string_of_inspection_data data
| RoleUsr data -> "usr\n" ^ string_of_inspection_data data
| RoleSwap -> "swap"
| RoleOther -> "other")
and string_of_location { mountable ; vfs_type } =
sprintf "%s (%s)" (Mountable.to_string mountable) vfs_type
and string_of_root { root_location; inspection_data } =
sprintf "%s:\n%s"
(string_of_location root_location)
(string_of_inspection_data inspection_data)
and string_of_inspection_data data =
let b = Buffer.create 1024 in
let bpf fs = bprintf b fs in
Option.may (fun v -> bpf " type: %s\n" (string_of_os_type v))
data.os_type;
Option.may (fun v -> bpf " distro: %s\n" (string_of_distro v))
data.distro;
Option.may (fun v -> bpf " package_format: %s\n" (string_of_package_format v))
data.package_format;
Option.may (fun v -> bpf " package_management: %s\n" (string_of_package_management v))
data.package_management;
Option.may (fun v -> bpf " product_name: %s\n" v)
data.product_name;
Option.may (fun v -> bpf " product_variant: %s\n" v)
data.product_variant;
Option.may (fun (major, minor) -> bpf " version: %d.%d\n" major minor)
data.version;
Option.may (fun v -> bpf " arch: %s\n" v)
data.arch;
Option.may (fun v -> bpf " hostname: %s\n" v)
data.hostname;
Option.may (fun v -> bpf " build ID: %s\n" v)
data.build_id;
if data.fstab <> [] then (
let v = List.map (
fun (a, b) -> sprintf "(%s, %s)" (Mountable.to_string a) b
) data.fstab in
bpf " fstab: [%s]\n" (String.concat ", " v)
);
Option.may (fun v -> bpf " windows_systemroot: %s\n" v)
data.windows_systemroot;
Option.may (fun v -> bpf " windows_software_hive: %s\n" v)
data.windows_software_hive;
Option.may (fun v -> bpf " windows_system_hive: %s\n" v)
data.windows_system_hive;
Option.may (fun v -> bpf " windows_current_control_set: %s\n" v)
data.windows_current_control_set;
if data.drive_mappings <> [] then (
let v =
List.map (fun (a, b) -> sprintf "(%s, %s)" a b) data.drive_mappings in
bpf " drive_mappings: [%s]\n" (String.concat ", " v)
);
Buffer.contents b
and string_of_os_type = function
| OS_TYPE_DOS -> "dos"
| OS_TYPE_FREEBSD -> "freebsd"
| OS_TYPE_HURD -> "hurd"
| OS_TYPE_LINUX -> "linux"
| OS_TYPE_MINIX -> "minix"
| OS_TYPE_NETBSD -> "netbsd"
| OS_TYPE_OPENBSD -> "openbsd"
| OS_TYPE_WINDOWS -> "windows"
and string_of_distro = function
| DISTRO_ALPINE_LINUX -> "alpinelinux"
| DISTRO_ALTLINUX -> "altlinux"
| DISTRO_ARCHLINUX -> "archlinux"
| DISTRO_BUILDROOT -> "buildroot"
| DISTRO_CENTOS -> "centos"
| DISTRO_CIRROS -> "cirros"
| DISTRO_COREOS -> "coreos"
| DISTRO_DEBIAN -> "debian"
| DISTRO_FEDORA -> "fedora"
| DISTRO_FREEBSD -> "freebsd"
| DISTRO_FREEDOS -> "freedos"
| DISTRO_FRUGALWARE -> "frugalware"
| DISTRO_GENTOO -> "gentoo"
| DISTRO_KALI_LINUX -> "kalilinux"
| DISTRO_KYLIN -> "kylin"
| DISTRO_LINUX_MINT -> "linuxmint"
| DISTRO_MAGEIA -> "mageia"
| DISTRO_MANDRIVA -> "mandriva"
| DISTRO_MEEGO -> "meego"
| DISTRO_MSDOS -> "msdos"
| DISTRO_NEOKYLIN -> "neokylin"
| DISTRO_NETBSD -> "netbsd"
| DISTRO_OPENBSD -> "openbsd"
| DISTRO_OPENMANDRIVA -> "openmandriva"
| DISTRO_OPENSUSE -> "opensuse"
| DISTRO_ORACLE_LINUX -> "oraclelinux"
| DISTRO_PARDUS -> "pardus"
| DISTRO_PLD_LINUX -> "pldlinux"
| DISTRO_REDHAT_BASED -> "redhat-based"
| DISTRO_RHEL -> "rhel"
| DISTRO_ROCKY -> "rocky"
| DISTRO_SCIENTIFIC_LINUX -> "scientificlinux"
| DISTRO_SLACKWARE -> "slackware"
| DISTRO_SLES -> "sles"
| DISTRO_SUSE_BASED -> "suse-based"
| DISTRO_TTYLINUX -> "ttylinux"
| DISTRO_UBUNTU -> "ubuntu"
| DISTRO_VOID_LINUX -> "voidlinux"
| DISTRO_WINDOWS -> "windows"
and string_of_package_format = function
| PACKAGE_FORMAT_APK -> "apk"
| PACKAGE_FORMAT_DEB -> "deb"
| PACKAGE_FORMAT_EBUILD -> "ebuild"
| PACKAGE_FORMAT_PACMAN -> "pacman"
| PACKAGE_FORMAT_PISI -> "pisi"
| PACKAGE_FORMAT_PKGSRC -> "pkgsrc"
| PACKAGE_FORMAT_RPM -> "rpm"
| PACKAGE_FORMAT_XBPS -> "xbps"
and string_of_package_management = function
| PACKAGE_MANAGEMENT_APK -> "apk"
| PACKAGE_MANAGEMENT_APT -> "apt"
| PACKAGE_MANAGEMENT_DNF -> "dnf"
| PACKAGE_MANAGEMENT_PACMAN -> "pacman"
| PACKAGE_MANAGEMENT_PISI -> "pisi"
| PACKAGE_MANAGEMENT_PORTAGE -> "portage"
| PACKAGE_MANAGEMENT_UP2DATE -> "up2date"
| PACKAGE_MANAGEMENT_URPMI -> "urpmi"
| PACKAGE_MANAGEMENT_XBPS -> "xbps"
| PACKAGE_MANAGEMENT_YUM -> "yum"
| PACKAGE_MANAGEMENT_ZYPPER -> "zypper"
let null_inspection_data = {
os_type = None;
distro = None;
package_format = None;
package_management = None;
product_name = None;
product_variant = None;
version = None;
arch = None;
hostname = None;
build_id = None;
fstab = [];
windows_systemroot = None;
windows_software_hive = None;
windows_system_hive = None;
windows_current_control_set = None;
drive_mappings = [];
}
let null_inspection_data () = { null_inspection_data with os_type = None }
let merge_inspection_data child parent =
let merge child parent = if parent = None then child else parent in
parent.os_type <- merge child.os_type parent.os_type;
parent.distro <- merge child.distro parent.distro;
parent.package_format <- merge child.package_format parent.package_format;
parent.package_management <-
merge child.package_management parent.package_management;
parent.product_name <- merge child.product_name parent.product_name;
parent.product_variant <- merge child.product_variant parent.product_variant;
parent.version <- merge child.version parent.version;
parent.arch <- merge child.arch parent.arch;
parent.hostname <- merge child.hostname parent.hostname;
parent.build_id <- merge child.build_id parent.build_id;
parent.fstab <- child.fstab @ parent.fstab;
parent.windows_systemroot <-
merge child.windows_systemroot parent.windows_systemroot;
parent.windows_software_hive <-
merge child.windows_software_hive parent.windows_software_hive;
parent.windows_system_hive <-
merge child.windows_system_hive parent.windows_system_hive;
parent.windows_current_control_set <-
merge child.windows_current_control_set parent.windows_current_control_set;
(* This is what the old C code did, but I doubt that it's correct. *)
parent.drive_mappings <- child.drive_mappings @ parent.drive_mappings
let merge child_fs parent_fs =
let inspection_data_of_fs = function
| { role = RoleRoot data }
| { role = RoleUsr data } -> data
| { role = (RoleSwap|RoleOther) } -> null_inspection_data ()
in
match parent_fs with
| { role = RoleRoot parent_data } ->
merge_inspection_data (inspection_data_of_fs child_fs) parent_data
| { role = RoleUsr parent_data } ->
merge_inspection_data (inspection_data_of_fs child_fs) parent_data
| { role = (RoleSwap|RoleOther) } ->
()
let inspect_fses = ref []