script to test rgw multi part uploads using s3 interface

Signed-off-by: tamil <tamil.muthamizhan@inktank.com>
(cherry picked from commit 5d59dd9cd67834d991b038323bcbc3e8f8612229)

diff --git a/qa/workunits/rgw/s3_multipart_upload.pl b/qa/workunits/rgw/s3_multipart_upload.pl
new file mode 100755 (executable)
index 0000000..0f40119
--- /dev/null
+++ b/qa/workunits/rgw/s3_multipart_upload.pl
@@ -0,0 +1,354 @@
+#! /usr/bin/perl
+
+=head1 NAME
+
+s3_multipart_upload.pl - Script to test rgw multipart upload using s3 interface.
+
+=head1 SYNOPSIS
+
+Use:
+        perl s3_multipart_upload.pl [--help]
+
+Examples:
+        perl s3_multipart_upload.pl
+        or
+        perl s3_multipart_upload.pl  --help
+
+=head1 DESCRIPTION
+
+This script intends to test the rgw multipart upload followed by a download
+and verify checksum using s3 interface and reports test results
+
+=head1 ARGUMENTS
+
+s3_multipart_upload.pl takes the following arguments:
+   --help
+   (optional) Displays the usage message.
+
+=cut
+
+use Amazon::S3;
+use Data::Dumper;
+use IO::File;
+use Getopt::Long;
+use Digest::MD5;
+use Pod::Usage();
+
+my $help;
+
+Getopt::Long::GetOptions(
+    'help' => \$help
+);
+Pod::Usage::pod2usage(-verbose => 1) && exit if ($help);
+
+#== local variables ===
+my $s3;
+my $domain   = "front.sepia.ceph.com";
+my $host     = get_hostname();
+our $hostname = "$host.$domain";
+my $testfileloc;
+my $sec;
+my $min;
+my $hour;
+my $mon;
+my $year;
+my $mday;
+my $wday;
+my $yday;
+my $isdst;
+my $PASS_CNT = 0;
+my $FAIL_CNT = 0;
+my $mytestfilename;
+my $testfileloc;
+
+# function to get the current time stamp from the test set up
+sub get_timestamp {
+   ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime(time);
+   if ($mon < 10) { $mon = "0$mon"; }
+   if ($hour < 10) { $hour = "0$hour"; }
+   if ($min < 10) { $min = "0$min"; }
+   if ($sec < 1) { $sec = "0$sec"; }
+   $year=$year+1900;
+   return $year . '_' . $mon . '_' . $mday . '_' . $hour . '_' . $min . '_' . $sec;
+}
+
+# Function to check if radosgw is already running
+sub get_status {
+    my $service = "radosgw";
+    my $cmd = "ps -ef | grep $service | grep -v grep";
+    my $status = get_cmd_op($cmd);
+    if ($status =~ /client.radosgw/ ){
+        return 0;
+    }
+    return 1;
+}
+
+# function to execute the command and return output
+sub get_cmd_op
+{
+    my $cmd = shift;
+    my $excmd = `$cmd`;
+    return $excmd;
+}
+
+#Function that executes the CLI commands and returns the output of the command
+sub get_command_output {
+    my $cmd_output = shift;
+    open( FH, ">>$test_log" );
+    print FH "\"$cmd_output\"\n";
+    my $exec_cmd = `$cmd_output 2>&1`;
+    print FH "$exec_cmd\n";
+    close(FH);
+    return $exec_cmd;
+}
+
+# Function to get the hostname
+sub get_hostname
+{
+    my $cmd = "hostname";
+    my $get_host = get_command_output($cmd);
+    chomp($get_host);
+    return($get_host);
+}
+
+sub pass {
+    my ($comment) = @_;
+    print "Comment required." unless length $comment;
+    chomp $comment;
+    print_border2();
+    print "Test case: $TC_CNT PASSED - $comment \n";
+    print_border2();
+    $PASS_CNT++;
+}
+
+sub fail {
+    my ($comment) = @_;
+    print "Comment required." unless length $comment;
+    chomp $comment;
+    print_border2();
+    print "Test case: $TC_CNT FAILED - $comment \n";
+    print_border2();
+    $FAIL_CNT++;
+}
+
+sub print_border2 {
+    print "~" x 90 . "\n";
+}
+
+# Function to create the user "qa_user" and extract the user access_key and secret_key of the user
+sub get_user_info
+{
+    my ($rgw_user) = @_;
+    my $cmd = "sudo radosgw-admin user create --uid=$rgw_user --display-name=$rgw_user";
+    my $cmd_op = get_command_output($cmd);
+    if ($cmd_op !~ /keys/){
+        return (0,0);
+    }
+    my @get_user = (split/,/,$cmd_op);
+    foreach (@get_user) {
+        if ($_ =~ /access_key/ ){
+            $get_acc_key = $_;
+        } elsif ($_ =~ /secret_key/ ){
+            $get_sec_key = $_;
+        }
+    }
+    my $access_key = $get_acc_key;
+    my $acc_key = (split /:/, $access_key)[1];
+    $acc_key =~ s/\\//g;
+    $acc_key =~ s/ //g;
+    $acc_key =~ s/"//g;
+    my $secret_key = $get_sec_key;
+    my $sec_key = (split /:/, $secret_key)[1];
+    chop($sec_key);
+    chop($sec_key);
+    $sec_key =~ s/\\//g;
+    $sec_key =~ s/ //g;
+    $sec_key =~ s/"//g;
+    return ($acc_key, $sec_key);
+}
+
+# Function that deletes the given user and all associated user data
+sub purge_data
+{
+    my ($rgw_user) = @_;
+    my $cmd = "sudo radosgw-admin user rm --uid=$rgw_user --purge-data";
+    my $cmd_op = get_command_output($cmd);
+    if ($cmd_op !~ /./){
+        print "user $rgw_user deleted\n";
+    } else {
+        print "user $rgw_user NOT deleted\n";
+        return 1;
+    }
+    return 0;
+}
+
+# Function to get the Ceph and distro info
+sub ceph_os_info
+{
+        my $ceph_v = get_command_output ( "ceph -v" );
+        my @ceph_arr = split(" ",$ceph_v);
+        $ceph_v = "Ceph Version:   $ceph_arr[2]";
+        my $os_distro = get_command_output ( "lsb_release -d" );
+        my @os_arr = split(":",$os_distro);
+        $os_distro = "Linux Flavor:$os_arr[1]";
+        return ($ceph_v, $os_distro);
+}
+
+# Execute the test case based on the input to the script
+sub create_file {
+    my ($file_size, $part) = @_;
+    my $cnt;
+    $mytestfilename = "$file_size.$part";
+    $testfileloc = "/tmp/".$mytestfilename;
+    if ($file_size == '10Mb'){
+        $cnt = 1;
+    } elsif ($file_size == '100Mb'){
+        $cnt = 10;
+    } elsif ($file_size == '500Mb'){
+        $cnt = 50;
+    } elsif ($file_size == '1Gb'){
+        $cnt = 100;
+    } elsif ($file_size == '2Gb'){
+        $cnt = 200;
+    }
+    my $ret = system("dd if=/dev/zero of=$testfileloc bs=10485760 count=$cnt");
+    if ($ret) { exit 1 };
+    return 0;
+}
+
+sub run_s3
+{
+# Run tests for the S3 functionality
+    # Modify access key and secret key to suit the user account
+    my ($user) = @_;
+    our ( $access_key, $secret_key ) = get_user_info($user);
+    if ( ($access_key) && ($secret_key) ) {
+       $s3 = Amazon::S3->new(
+            {
+                aws_access_key_id     => $access_key,
+                aws_secret_access_key => $secret_key,
+                host                  => $hostname,
+                secure                => 0,
+                retry                 => 1,
+            }
+      );
+    }
+
+our $bucketname = 'buck_'.get_timestamp();
+# create a new bucket (the test bucket)
+our $bucket = $s3->add_bucket( { bucket => $bucketname } )
+      or die $s3->err. "bucket $bucketname create failed\n". $s3->errstr;
+    print "Bucket Created: $bucketname \n";
+    return 0;
+}
+
+# upload a file to the bucket
+sub upload_file {
+    my ($fsize, $i) = @_;
+    create_file($fsize, $i);
+    print "adding file to bucket $bucketname: $mytestfilename\n";
+    ($bucket->add_key_filename( $mytestfilename, $testfileloc,
+        { content_type => 'text/plain', },
+    ) and (print "upload file successful\n" ) and return 0 ) or (print "upload failed\n" and return 1);
+}
+
+# delete keys
+sub delete_keys {
+   (($bucket->delete_key($mytestfilename)) and return 0) or return 1;
+}
+
+# delete the bucket
+sub delete_bucket {
+   ($bucket->delete_bucket) and (print "bucket delete succeeded \n") or die $s3->err . "delete bucket failed\n" . $s3->errstr;
+}
+
+# check if rgw service is already running
+sub check
+{
+    my $state = get_status();
+    if ($state) {
+        exit 1;
+    }
+}
+
+# Function to perform multipart upload of given file size to the user bucket via s3 interface
+sub multipart_upload
+{
+    my ($size, $parts) = @_;
+    # generate random user every time
+    my $user = rand();
+    # Divide the file size in to equal parts and upload to bucket in multiple parts
+    my $fsize = ($size/$parts);
+    my $fsize1;
+    run_s3($user);
+    if ($parts == 10){
+        $fsize1 = '100Mb';
+    } elsif ($parts == 100){
+        $fsize1 = '10Mb';
+    }
+    foreach my $i(1..$parts){
+       print "uploading file - part $i \n";
+       upload_file($fsize1, $i);
+    }
+    fetch_file_from_bucket($fsize1, $parts);
+    compare_cksum($fsize1, $parts);
+    purge_data($user);
+}
+
+# Function to download the files from bucket to verify there is no data corruption
+sub fetch_file_from_bucket
+{
+    # fetch file from the bucket
+    my ($fsize, $parts) = @_;
+    foreach my $i(1..$parts){
+    my $src_file = "$fsize.$i";
+    my $dest_file = "/tmp/downloadfile.$i";
+    print
+      "Downloading $src_file from bucket to $dest_file \n";
+    $response =
+      $bucket->get_key_filename( $src_file, GET,
+        $dest_file )
+      or die $s3->err . ": " . $s3->errstr;
+    }
+}
+
+# Compare the source file with destination file and verify checksum to ensure
+# the files are not corrupted
+sub compare_cksum
+{
+    my ($fsize, $parts)=@_;
+    my $md5    = Digest::MD5->new;
+    my $flag = 0;
+    foreach my $i (1..$parts){
+        my $src_file = "/tmp/"."$fsize".".$i";
+        my $dest_file = "/tmp/downloadfile".".$i";
+        open( FILE, $src_file )
+         or die "Error: Could not open $src_file for MD5 checksum...";
+        open( DLFILE, $dest_file )
+         or die "Error: Could not open $dest_file for MD5 checksum.";
+        binmode(FILE);
+        binmode(DLFILE);
+        my $md5sum   = $md5->addfile(*FILE)->hexdigest;
+        my $md5sumdl = $md5->addfile(*DLFILE)->hexdigest;
+        close FILE;
+        close DLFILE;
+        # compare the checksums
+        if ( $md5sum eq $md5sumdl ) {
+            $flag++;
+        }
+    }
+    if ($flag == $parts){
+       pass("checksum verification for multipart upload passed" );
+    }else{
+       fail("checksum verification for multipart upload failed" );
+    }
+}
+
+#== Main starts here===
+ceph_os_info();
+check();
+# The following test runs multi part upload of file size 1Gb in 10 parts
+multipart_upload('1048576000', 10);
+# The following test runs multipart upload of 1 Gb file in 100 parts
+multipart_upload('1048576000', 100);
+print "OK";