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nixos-generate-config: account for mount points & devices with spaces & tabs in the name (#50234)

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aanderse 2019-02-03 08:33:31 -05:00 committed by Timo Kaufmann
parent 4a394e4150
commit c01eeda8e9
2 changed files with 5 additions and 1 deletions
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4
nixos/modules/installer/tools/nixos-generate-config.pl
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@ -340,6 +340,8 @@ foreach my $fs (read_file("/proc/self/mountinfo")) {
chomp $fs;
my @fields = split / /, $fs;
my $mountPoint = $fields[4];
$mountPoint =~ s/\\040/ /g; # account for mount points with spaces in the name (\040 is the escape character)
$mountPoint =~ s/\\011/\t/g; # account for mount points with tabs in the name (\011 is the escape character)
next unless -d $mountPoint;
my @mountOptions = split /,/, $fields[5];
@ -355,6 +357,8 @@ foreach my $fs (read_file("/proc/self/mountinfo")) {
my $fsType = $fields[$n];
my $device = $fields[$n + 1];
my @superOptions = split /,/, $fields[$n + 2];
$device =~ s/\\040/ /g; # account for devices with spaces in the name (\040 is the escape character)
$device =~ s/\\011/\t/g; # account for mount points with tabs in the name (\011 is the escape character)
# Skip the read-only bind-mount on /nix/store.
next if $mountPoint eq "/nix/store" && (grep { $_ eq "rw" } @superOptions) && (grep { $_ eq "ro" } @mountOptions);

2
nixos/modules/tasks/filesystems.nix
View file

@ -231,7 +231,7 @@ in
fsToSkipCheck = [ "none" "bindfs" "btrfs" "zfs" "tmpfs" "nfs" "vboxsf" "glusterfs" ];
skipCheck = fs: fs.noCheck || fs.device == "none" || builtins.elem fs.fsType fsToSkipCheck;
# https://wiki.archlinux.org/index.php/fstab#Filepath_spaces
escape = string: builtins.replaceStrings [ " " ] [ "\\040" ] string;
escape = string: builtins.replaceStrings [ " " "\t" ] [ "\\040" "\\011" ] string;
in ''
# This is a generated file. Do not edit!
#