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|
#!/home/acme/bin/perl
use strict;
use warnings;
use lib 'lib';
use Data::Stream::Bulk::Path::Class;
use Net::Amazon::S3;
use Perl6::Say;
use Path::Class;
use Set::Object;
use Term::ProgressBar::Simple;
use List::Util qw(sum);
use Digest::MD5::File qw(file_md5_hex);
use BerkeleyDB::Manager;
use Cwd;
use Config;
my $m = BerkeleyDB::Manager->new(
home => Path::Class::Dir->new(cwd),
db_class => 'BerkeleyDB::Hash',
create => 1,
);
my $db = $m->open_db( file => 'md5_cache' );
my $s3 = Net::Amazon::S3->new(
aws_access_key_id => 'XXX',
aws_secret_access_key => 'XXX',
retry => 1,
);
my $client = Net::Amazon::S3::Client->new( s3 => $s3 );
my $bucket = $client->bucket( name => 'minicpan' );
my $root = '/home/acme/Public/minicpan/';
my $file_stream = Data::Stream::Bulk::Path::Class->new(
dir => Path::Class::Dir->new($root),
only_files => 1,
);
my %files;
my $file_set = Set::Object->new();
until ( $file_stream->is_done ) {
foreach my $filename ( $file_stream->items ) {
my $key = $filename->relative($root)->stringify;
#[rootname]path/to/file.txt:<ctime>,<mtime>,<size>,<inodenum>
my $stat = $filename->stat;
my $ctime = $stat->ctime;
my $mtime = $stat->mtime;
my $size = $stat->size;
my $inodenum = $stat->ino;
my $cachekey = "$key:$ctime,$mtime,$size,$inodenum";
$db->db_get( $cachekey, my $md5_hex );
if ($md5_hex) {
#say "hit $cachekey $md5hex";
} else {
$md5_hex = file_md5_hex($filename)
|| die "Failed to find MD5 for $filename";
$m->txn_do(
sub {
$db->db_put( $cachekey, $md5_hex );
}
);
#say "miss $cachekey $md5_hex";
}
$files{$key} = {
filename => $filename,
key => $key,
md5_hex => $md5_hex,
size => -s $filename,
};
$file_set->insert($key);
}
}
my %objects;
my $s3_set = Set::Object->new();
my $object_stream = $bucket->list;
until ( $object_stream->is_done ) {
foreach my $object ( $object_stream->items ) {
my $key = $object->key;
$objects{$key} = {
filename => file( $root, $key )->stringify,
key => $key,
md5_hex => $object->etag,
size => $object->size,
};
# say $object->key . ' ' . $object->size . ' ' . $object->etag;
$s3_set->insert( $object->key );
}
}
my @to_add;
my @to_delete;
foreach my $key ( sort keys %files ) {
my $file = $files{$key};
my $object = $objects{$key};
if ($object) {
if ( $file->{md5_hex} eq $object->{md5_hex} ) {
# say "$key same";
} else {
# say "$key different";
push @to_add, $file;
}
} else {
#say "$key missing";
push @to_add, $file;
}
}
foreach my $key ( sort keys %objects ) {
my $object = $objects{$key};
my $file = $files{$key};
if ($file) {
} else {
# say "$key to delete";
push @to_delete, $object;
}
}
my $total_size = sum map { file( $_->{filename} )->stat->size } @to_add;
$total_size += scalar(@to_delete);
my $progress = Term::ProgressBar::Simple->new($total_size);
foreach my $file (@to_add) {
my $key = $file->{key};
my $filename = $file->{filename};
my $md5_hex = $file->{md5_hex};
my $size = $file->{size};
# say "put $key";
$progress += $size;
my $object = $bucket->object(
key => $key,
etag => $md5_hex,
size => $size
);
$object->put_filename($filename);
}
foreach my $object (@to_delete) {
my $key = $object->{key};
my $filename = $object->{filename};
my $object = $bucket->object(key => $key);
# say "delete $key";
$object->delete;
$progress++;
}
|
