]>
Commit | Line | Data |
---|---|---|
5132916e FG |
1 | #!/usr/bin/perl |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | ||
6 | use File::Basename; | |
7 | ||
8 | my $fd = $ENV{APT_HOOK_INFO_FD}; | |
9 | my $check_file = '/please-remove-proxmox-ve'; | |
10 | my $check_package = 'proxmox-ve'; | |
11 | my $hook_name = basename($0); | |
12 | ||
13 | my $log = sub { | |
14 | my ($line) = @_; | |
15 | print "W: ($hook_name) $line"; | |
16 | }; | |
17 | ||
18 | if (!defined $fd || $fd == 0) { | |
19 | $log->("APT_HOOK_INFO_FD not correctly defined, skipping apt-pve-hook checks\n"); | |
20 | exit 0; | |
21 | } | |
22 | ||
23 | open(my $fh, "<&=${fd}") or die "E: could not open APT_HOOK_INFO_FD (${fd}) - $!\n"; | |
24 | ||
25 | my $cleanup = sub { | |
4f9e89e6 | 26 | my ($rc, $confirm) = @_; |
5132916e FG |
27 | |
28 | close($fh); | |
4f9e89e6 FG |
29 | |
30 | my $line = <STDIN> if $confirm; | |
31 | ||
5132916e FG |
32 | exit $rc; |
33 | }; | |
34 | ||
35 | chomp (my $ver = <$fh>); | |
36 | if ($ver ne "VERSION 2") { | |
37 | $log->("apt-pve-hook misconfigured, expecting hook protocol version 2\n"); | |
38 | $cleanup->(0); | |
39 | } | |
40 | ||
41 | my $blank; | |
42 | while (my $line = <$fh>) { | |
43 | chomp $line; | |
44 | ||
45 | if (!defined($blank)) { | |
46 | $blank = 1 if !$line; | |
47 | next; | |
48 | } | |
49 | ||
50 | my ($pkg, $old, $dir, $new, $action) = (split / /, $line, 5); | |
51 | if (!defined($action)) { | |
52 | $log->("apt-pve-hook encountered unexpected line: $line\n"); | |
53 | next; | |
54 | } | |
55 | ||
4f9e89e6 FG |
56 | if ($pkg eq 'proxmox-ve') { |
57 | if ($action eq '**REMOVE**') { | |
58 | if (-e $check_file) { | |
59 | $log->("'$check_file' exists, proceeding with removal of package '${check_package}'\n"); | |
60 | unlink $check_file; | |
61 | } else { | |
62 | $log->("!! WARNING !!\n"); | |
63 | $log->("You are attempting to remove the meta-package '${check_package}'!\n"); | |
64 | $log->("\n"); | |
65 | $log->("If you really want to permanently remove '${check_package}' from your system, run the following command\n"); | |
66 | $log->("\ttouch '${check_file}'\n"); | |
67 | $log->("run apt purge ${check_package} to remove the meta-package\n"); | |
68 | $log->("and repeat your apt invocation.\n"); | |
69 | $log->("\n"); | |
70 | $log->("If you are unsure why '$check_package' would be removed, please verify\n"); | |
71 | $log->("\t- your APT repository settings\n"); | |
72 | $log->("\t- that you are using 'apt full-upgrade' to upgrade your system\n"); | |
73 | $cleanup->(1); | |
74 | } | |
75 | } elsif ($action eq '**CONFIGURE**' && $dir eq '<' && $old =~ /^5\./ && $new =~ /^6\./) { | |
76 | $log->("!! ATTENTION !!\n"); | |
77 | $log->("You are attempting to upgrade from proxmox-ve '$old' to proxmox-ve '$new'. Please make sure to read the Upgrade notes at\n"); | |
78 | $log->("\thttps://pve.proxmox.com/wiki/Upgrade_from_5.x_to_6.0\n"); | |
79 | $log->("before proceeding with this operation.\n"); | |
5132916e | 80 | $log->("\n"); |
4f9e89e6 FG |
81 | $log->("Press enter to continue, or C^c to abort.\n"); |
82 | $cleanup->(0, 1); | |
5132916e FG |
83 | } |
84 | } | |
85 | } | |
86 | ||
87 | $cleanup->(0); |