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authorOlivier Blin <oblin@mandriva.com>2008-03-20 01:17:08 +0000
committerOlivier Blin <oblin@mandriva.com>2008-03-20 01:17:08 +0000
commit440ffe22ded3de7604e00d6c98e24e1069ebf378 (patch)
tree169acc31381d5d8f8fbb216a42aa3148d0d52d59 /perl-install/fs/any.pm
parent4f441032f26c8334c49969ac7eaa37752c1250ee (diff)
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move functions to get available space from installer to drakxtools (to be used in draklive-install)
Diffstat (limited to 'perl-install/fs/any.pm')
-rw-r--r--perl-install/fs/any.pm35
1 files changed, 35 insertions, 0 deletions
diff --git a/perl-install/fs/any.pm b/perl-install/fs/any.pm
index d523a6943..730252b40 100644
--- a/perl-install/fs/any.pm
+++ b/perl-install/fs/any.pm
@@ -104,4 +104,39 @@ sub prepare_minimal_root {
}
}
+sub getAvailableSpace {
+ my ($fstab) = @_;
+
+ #- make sure of this place to be available for installation, this could help a lot.
+ #- currently doing a very small install use 36Mb of postinstall-rpm, but installing
+ #- these packages may eat up to 90Mb (of course not all the server may be installed!).
+ #- 65mb may be a good choice to avoid almost all problem of insuficient space left...
+ my $minAvailableSize = 65 * sqr(1024);
+
+ my $n = !$::testing && getAvailableSpace_mounted($::prefix) ||
+ getAvailableSpace_raw($fstab) * 512 / 1.07;
+ $n - max(0.1 * $n, $minAvailableSize);
+}
+
+sub getAvailableSpace_mounted {
+ my ($prefix) = @_;
+ my $dir = -d "$prefix/usr" ? "$prefix/usr" : $prefix;
+ my (undef, $free) = MDK::Common::System::df($dir) or return;
+ log::l("getAvailableSpace_mounted $free KB");
+ $free * 1024 || 1;
+}
+sub getAvailableSpace_raw {
+ my ($fstab) = @_;
+
+ do { $_->{mntpoint} eq '/usr' and return $_->{size} } foreach @$fstab;
+ do { $_->{mntpoint} eq '/' and return $_->{size} } foreach @$fstab;
+
+ if ($::testing) {
+ my $nb = 450;
+ log::l("taking ${nb}MB for testing");
+ return MB($nb);
+ }
+ die "missing root partition";
+}
+
1;