parallel: --sshlogin user:password@server supported using sshpass.

This commit is contained in:
Ole Tange 2022-03-06 15:20:31 +01:00
parent 8e36c00344
commit 4c187c7729
13 changed files with 347 additions and 304 deletions

View file

@ -4,6 +4,10 @@
Quote of the month:
아 parallel 너무 좋지요.
-- 어엉부엉@d_ijk_stra
It's amazing how fast you can get with bash pipelines and GNU Parallel.
-- Eric Pauley @EricPauley_

View file

@ -272,6 +272,8 @@ New in this release:
News about GNU Parallel:
Bash: GNU Parallel with Curl https://gist.github.com/CMCDragonkai/5914e02df62137e47f32?permalink_comment_id=2617456
<<>>
Get the book: GNU Parallel 2018 http://www.lulu.com/shop/ole-tange/gnu-parallel-2018/paperback/product-23558902.html

View file

@ -28,6 +28,8 @@
# SPDX-FileCopyrightText: 2021-2022 Ole Tange, http://ole.tange.dk and Free Software and Foundation, Inc.
# SPDX-License-Identifier: GPL-3.0-or-later
# shellcheck disable=SC2006
env_parallel() {
# env_parallel.bash

View file

@ -511,7 +511,7 @@ sub pipe_shard_setup() {
my @shardfifos;
my @parcatfifos;
# TODO $opt::jobs should be evaluated (100%)
# TODO $opt::jobs should be number of total_jobs if there are argugemts
# TODO $opt::jobs should be number of total_jobs if there are arguments
max_jobs_running();
my $njobs = $Global::max_jobs_running;
for my $m (0..$njobs-1) {
@ -3397,7 +3397,7 @@ sub __RUNNING_THE_JOBS_AND_PRINTING_PROGRESS__() {}
# $Global::newest_job = Job object of the most recent job started
# $Global::newest_starttime = timestamp of $Global::newest_job
# @Global::sshlogin
# $Global::minimal_command_line_length = minimum length supported by all sshlogins
# $Global::minimal_command_line_length = min len supported by all sshlogins
# $Global::start_no_new_jobs = should more jobs be started?
# $Global::original_stderr = file handle for STDERR when the program started
# $Global::total_started = total number of jobs started
@ -3757,7 +3757,8 @@ sub drain_job_queue(@) {
$Global::unkilled_sqlworker = $pid;
} else {
# Replace --sql/--sqlandworker with --sqlworker
my @ARGV = map { s/^--sql(andworker)?$/--sqlworker/; $_ } @Global::options_in_argv;
my @ARGV = (map { s/^--sql(andworker)?$/--sqlworker/; $_ }
@Global::options_in_argv);
# exec the --sqlworker
exec($0,@ARGV,@command);
}
@ -3821,13 +3822,15 @@ sub progress() {
$status = "x"x($termcols+1);
# Select an output format that will fit on a single line
if(length $status > $termcols) {
# sshlogin1:XX/XX/XX%/XX.Xs sshlogin2:XX/XX/XX%/XX.Xs sshlogin3:XX/XX/XX%/XX.Xs
$header = "Computer:jobs running/jobs completed/%of started jobs/Average seconds to complete";
# sshlogin1:XX/XX/XX%/XX.Xs s2:XX/XX/XX%/XX.Xs s3:XX/XX/XX%/XX.Xs
$header = "Computer:jobs running/jobs completed/".
"%of started jobs/Average seconds to complete";
$status = $eta .
join(" ",map
{
if($Global::total_started) {
my $completed = ($Global::host{$_}->jobs_completed()||0);
my $completed =
($Global::host{$_}->jobs_completed()||0);
my $running = $Global::host{$_}->jobs_running();
my $time = $completed ? (time-$^T)/($completed) : "0";
sprintf("%s:%d/%d/%d%%/%.1fs ",
@ -3838,13 +3841,14 @@ sub progress() {
} @workers);
}
if(length $status > $termcols) {
# 1:XX/XX/XX%/XX.Xs 2:XX/XX/XX%/XX.Xs 3:XX/XX/XX%/XX.Xs 4:XX/XX/XX%/XX.Xs
# 1:XX/XX/XX%/X.Xs 2:XX/XX/XX%/X.Xs 3:XX/XX/XX%/X.Xs 4:XX/XX/XX%/X.Xs
$header = "Computer:jobs running/jobs completed/%of started jobs";
$status = $eta .
join(" ",map
{
if($Global::total_started) {
my $completed = ($Global::host{$_}->jobs_completed()||0);
my $completed =
($Global::host{$_}->jobs_completed()||0);
my $running = $Global::host{$_}->jobs_running();
my $time = $completed ? (time-$^T)/($completed) : "0";
sprintf("%s:%d/%d/%d%%/%.1fs ",
@ -4311,7 +4315,7 @@ sub setup_basefile() {
my $rsync_destdir;
my $workdir;
for my $sshlogin (values %Global::host) {
if($sshlogin->string() eq ":") { next }
if($sshlogin->local()) { next }
for my $file (@opt::basefile) {
if($file !~ m:^/: and $opt::workdir eq "...") {
::error("Work dir '...' will not work with relative basefiles.");
@ -4350,7 +4354,7 @@ sub cleanup_basefile() {
$workdir = $dummyjob->workdir();
}
for my $sshlogin (values %Global::host) {
if($sshlogin->string() eq ":") { next }
if($sshlogin->local()) { next }
for my $file (@opt::basefile) {
push @cmd, $sshlogin->cleanup_cmd($file,$workdir);
}
@ -4436,34 +4440,34 @@ sub filter_hosts() {
@$down_hosts_ref and ::warning("Removed @$down_hosts_ref.");
$Global::minimal_command_line_length = 100_000_000;
while (my ($sshlogin, $obj) = each %Global::host) {
if($sshlogin eq ":") { next }
$nsockets_ref->{$sshlogin} or
::die_bug("nsockets missing: ".$obj->serverlogin());
$ncores_ref->{$sshlogin} or
::die_bug("ncores missing: ".$obj->serverlogin());
$nthreads_ref->{$sshlogin} or
::die_bug("nthreads missing: ".$obj->serverlogin());
$time_to_login_ref->{$sshlogin} or
::die_bug("time_to_login missing: ".$obj->serverlogin());
$maxlen_ref->{$sshlogin} or
::die_bug("maxlen missing: ".$obj->serverlogin());
$obj->set_ncpus($nthreads_ref->{$sshlogin});
while (my ($string, $sshlogin) = each %Global::host) {
if($sshlogin->local()) { next }
$nsockets_ref->{$string} or
::die_bug("nsockets missing: $string");
$ncores_ref->{$string} or
::die_bug("ncores missing: $string");
$nthreads_ref->{$string} or
::die_bug("nthreads missing: $string");
$time_to_login_ref->{$string} or
::die_bug("time_to_login missing: $string");
$maxlen_ref->{$string} or
::die_bug("maxlen missing: ".$sshlogin->string());
$sshlogin->set_ncpus($nthreads_ref->{$string});
if($opt::use_cpus_instead_of_cores) {
$obj->set_ncpus($ncores_ref->{$sshlogin});
$sshlogin->set_ncpus($ncores_ref->{$string});
} elsif($opt::use_sockets_instead_of_threads) {
$obj->set_ncpus($nsockets_ref->{$sshlogin});
$sshlogin->set_ncpus($nsockets_ref->{$string});
} elsif($opt::use_cores_instead_of_threads) {
$obj->set_ncpus($ncores_ref->{$sshlogin});
$sshlogin->set_ncpus($ncores_ref->{$string});
}
$obj->set_time_to_login($time_to_login_ref->{$sshlogin});
$obj->set_maxlength($maxlen_ref->{$sshlogin});
::debug("init", "Timing from -S:$sshlogin ",
" nsockets:",$nsockets_ref->{$sshlogin},
" ncores:", $ncores_ref->{$sshlogin},
" nthreads:",$nthreads_ref->{$sshlogin},
" time_to_login:", $time_to_login_ref->{$sshlogin},
" maxlen:", $maxlen_ref->{$sshlogin},
$sshlogin->set_time_to_login($time_to_login_ref->{$string});
$sshlogin->set_maxlength($maxlen_ref->{$string});
::debug("init", "Timing from -S:$string ",
" nsockets:",$nsockets_ref->{$string},
" ncores:", $ncores_ref->{$string},
" nthreads:",$nthreads_ref->{$string},
" time_to_login:", $time_to_login_ref->{$string},
" maxlen:", $maxlen_ref->{$string},
" min_max_len:", $Global::minimal_command_line_length,"\n");
}
}
@ -4609,9 +4613,8 @@ sub parallelized_host_filtering() {
push(@maxline, $host."\t"."true $host; ".
sshwrapped($sshlogin,"parallel --max-line-length-allowed",0)."\n\0");
# 'echo' is used to get the fastest possible ssh login time
my $sshcmd = "true $host; exec " .$sshlogin->sshcommand()." ".
$sshlogin->serverlogin();
push(@echo, $host."\t".$sshcmd." -- echo\n\0");
push(@echo, $host."\t"."true $host; ".
$sshlogin->wrap("echo $host")."\n\0");
}
# --timeout 10: Setting up an SSH connection and running a simple
# command should never take > 10 sec.
@ -5375,10 +5378,13 @@ sub citation() {
sub show_limits() {
# Returns: N/A
print("Maximal size of command: ",Limits::Command::real_max_length(),"\n",
"Maximal usable size of command: ",$Global::usable_command_line_length,"\n",
"Maximal usable size of command: ",
$Global::usable_command_line_length,"\n",
"\n",
"Execution of will continue now, and it will try to read its input\n",
"and run commands; if this is not what you wanted to happen, please\n",
"Execution of will continue now, ",
"and it will try to read its input\n",
"and run commands; if this is not ",
"what you wanted to happen, please\n",
"press CTRL-D or CTRL-C\n");
}
@ -5579,9 +5585,11 @@ sub qqx(@) {
my %env;
# ssh with ssh-agent needs PATH SSH_AUTH_SOCK SSH_AGENT_PID
# ssh with Kerberos needs KRB5CCNAME
# sshpass needs SSHPASS
# tmux needs LC_CTYPE
# lsh needs HOME LOGNAME
my @keep = qw(PATH SSH_AUTH_SOCK SSH_AGENT_PID KRB5CCNAME LC_CTYPE HOME LOGNAME);
my @keep = qw(PATH SSH_AUTH_SOCK SSH_AGENT_PID KRB5CCNAME LC_CTYPE
HOME LOGNAME SSHPASS);
@env{@keep} = @ENV{@keep};
local %ENV;
%ENV = %env;
@ -6424,9 +6432,17 @@ package SSHLogin;
sub new($$) {
my $class = shift;
my $sshlogin_string = shift;
my $ncpus;
my $s = shift;
my $origs = $s;
my %hostgroups;
my $ncpus;
my $sshcommand;
my $user;
my $password;
my $host;
my $port;
my $local;
my $string;
# SSHLogins can have these formats:
# @grp+grp/ncpu//usr/bin/ssh user@server
# ncpu//usr/bin/ssh user@server
@ -6434,45 +6450,88 @@ sub new($$) {
# user@server
# ncpu/user@server
# @grp+grp/user@server
if($sshlogin_string =~ s:^\@([^/]+)/?::) {
# above with: user:password@server
# above with: user@server:port
# So:
# [@grp+grp][ncpu/][ssh command ][[user][:password]@][server[:port]]
# [@grp+grp]/ncpu//usr/bin/ssh user:pass@server:port
if($s =~ s:^\@([^/]+)/?::) {
# Look for SSHLogin hostgroups
%hostgroups = map { $_ => 1 } split(/\+/, $1);
}
# An SSHLogin is always in the hostgroup of its "numcpu/host"
$hostgroups{$sshlogin_string} = 1;
if ($sshlogin_string =~ s:^(\d+)/::) {
# Override default autodetected ncpus unless missing
$ncpus = $1;
$hostgroups{$s} = 1;
# [ncpu/]/usr/bin/ssh user:pass@server:port
if ($s =~ s:^(\d+)/::) { $ncpus = $1; }
# [/usr/bin/ssh ]user:pass@server:port
if($s =~ s/^(.*) //) { $sshcommand = $1; }
# [user:pass@]server:port
if($s =~ s/([^@]+)@//) {
my $userpw = $1;
# user[:pass]
if($userpw =~ s/:(.*)//) { $password = $1; }
$user = $userpw;
}
my $string = $sshlogin_string;
# [server]:port
if($s =~ s/([-a-z0-9.]+)//) { $host = $1; }
# [:port]
if($s =~ s/:(\w+)//) { $port = $1; }
if($s and $s ne ':') {
::die_bug("SSHLogin parser failed on '$origs' => '$s'");
}
$string =
# Only include the sshcommand in $string if it is set by user
($sshcommand && $sshcommand." ").
($user && $user."@").
($host && $host).
($port && ":$port");
if($s eq ':') {
$local = 1;
$string = ":";
} else {
$sshcommand ||= $opt::ssh || $ENV{'PARALLEL_SSH'} || "ssh";
}
# An SSHLogin is always in the hostgroup of its $string-name
$hostgroups{$string} = 1;
@Global::hostgroups{keys %hostgroups} = values %hostgroups;
my @unget = ();
# Used for file names for loadavg
my $no_slash_string = $string;
$no_slash_string =~ s/[^-a-z0-9:]/_/gi;
return bless {
'string' => $string,
'jobs_running' => 0,
'jobs_completed' => 0,
'maxlength' => undef,
'max_jobs_running' => undef,
'orig_max_jobs_running' => undef,
'ncpus' => $ncpus,
'hostgroups' => \%hostgroups,
'sshcommand' => undef,
'serverlogin' => undef,
'control_path_dir' => undef,
'control_path' => undef,
'time_to_login' => undef,
'last_login_at' => undef,
'loadavg_file' => $Global::cache_dir . "/tmp/sshlogin/" .
'jobs_running' => 0,
'jobs_completed' => 0,
'maxlength' => undef,
'max_jobs_running' => undef,
'orig_max_jobs_running' => undef,
'ncpus' => $ncpus,
'sshcommand' => $sshcommand,
'user' => $user,
'password' => $password,
'host' => $host,
'port' => $port,
'hostgroups' => \%hostgroups,
'local' => $local,
'control_path_dir' => undef,
'control_path' => undef,
'time_to_login' => undef,
'last_login_at' => undef,
'loadavg_file' => $Global::cache_dir . "/tmp/sshlogin/" .
$no_slash_string . "/loadavg",
'loadavg' => undef,
'last_loadavg_update' => 0,
'swap_activity_file' => $Global::cache_dir . "/tmp/sshlogin/" .
'loadavg' => undef,
'last_loadavg_update' => 0,
'swap_activity_file' => $Global::cache_dir . "/tmp/sshlogin/" .
$no_slash_string . "/swap_activity",
'swap_activity' => undef,
'swap_activity' => undef,
}, ref($class) || $class;
}
@ -6488,6 +6547,65 @@ sub string($) {
return $self->{'string'};
}
sub host($) {
my $self = shift;
return $self->{'host'};
}
sub sshcmd($) {
# Give the ssh command without hostname
# Returns:
# "sshpass -e ssh -p port -l user"
my $self = shift;
my @local;
# [sshpass -e] ssh -p port -l user
if($self->{'password'}) { push @local, "sshpass -e"; }
# [ssh] -p port -l user
push @local, $self->{'sshcommand'};
# [-p port] -l user
if($self->{'port'}) { push @local, '-p',$self->{'port'}; }
# [-l user]
if($self->{'user'}) { push @local, '-l',$self->{'user'}; }
return "@local";
}
sub wrap($@) {
# Input:
# @cmd = shell command to run on remote
# Returns:
# $sshwrapped = ssh remote @cmd
my $self = shift;
my @remote = @_;
return(join " ",
$self->sshcmd(), $self->{'host'}, "--", "exec", @remote);
}
sub hexwrap($@) {
# Input:
# @cmd = perl expresion to eval
# Returns:
# $hexencoded = perl command that decodes hex and evals @cmd
my $self = shift;
my $cmd = join("",@_);
# "#" is needed because Perl on MacOS X adds NULs
# when running pack q/H10000000/
my $hex = unpack "H*", $cmd."#";
# csh does not deal well with > 1000 chars in one word
# Insert space every 1000 char
$hex =~ s/\G.{1000}\K/ /sg;
# Explanation:
# Write this without special chars: eval pack 'H*', join '',@ARGV
# GNU_Parallel_worker = String so people can see this is from GNU Parallel
# eval+ = way to write 'eval ' without space (gives warning)
# pack+ = way to write 'pack ' without space
# q/H10000000/, = almost the same as "H*" but does not use *
# join+q//, = join '',
return('perl -X -e '.
'GNU_Parallel_worker,eval+pack+q/H10000000/,join+q//,@ARGV '.
$hex);
}
sub jobs_running($) {
my $self = shift;
return ($self->{'jobs_running'} || "0");
@ -6786,9 +6904,8 @@ sub swap_activity($) {
-d $dir or eval { File::Path::mkpath($dir); };
my $swap_activity;
$swap_activity = swapactivityscript();
if($self->{'string'} ne ":") {
$swap_activity = $self->sshcommand() . " " . $self->serverlogin() . " " .
::Q($swap_activity);
if(not $self->local()) {
$swap_activity = $self->wrap($swap_activity);
}
# Run swap_activity measuring.
# As the command can take long to run if run remote
@ -6970,10 +7087,23 @@ sub loadavg_too_high($) {
}
}
{
my $cmd;
sub loadavg($) {
# If the currently know loadavg is too old:
# Recompute a new one in the background
# The load average is computed as the number of processes waiting
# for disk or CPU right now. So it is the server load this instant
# and not averaged over several minutes. This is needed so GNU
# Parallel will at most start one job that will push the load over
# the limit.
#
# Returns:
# $last_loadavg = last load average computed (undef if none)
my $self = shift;
sub loadavg_cmd() {
if(not $cmd) {
if(not $Global::loadavg_cmd) {
# aix => "ps -ae -o state,command" # state wrong
# bsd => "ps ax -o state,command"
# sysv => "ps -ef -o s -o comm"
@ -7033,24 +7163,10 @@ sub loadavg_too_high($) {
print `$ps{$^O}`;
});
# The command is too long for csh, so base64_wrap the command
$cmd = Job::base64_wrap($ps);
$Global::loadavg_cmd = $self->hexwrap($ps);
}
return $cmd;
return $Global::loadavg_cmd;
}
}
sub loadavg($) {
# If the currently know loadavg is too old:
# Recompute a new one in the background
# The load average is computed as the number of processes waiting for disk
# or CPU right now. So it is the server load this instant and not averaged over
# several minutes. This is needed so GNU Parallel will at most start one job
# that will push the load over the limit.
#
# Returns:
# $last_loadavg = last load average computed (undef if none)
my $self = shift;
# Should we update the loadavg file?
my $update_loadavg_file = 0;
if(open(my $load_fh, "<", $self->{'loadavg_file'})) {
@ -7090,8 +7206,7 @@ sub loadavg($) {
-w $dir or ::die_bug("Cannot write to $dir");
my $cmd = "";
if($self->{'string'} ne ":") {
$cmd = $self->sshcommand() . " " . $self->serverlogin() . " " .
::Q(loadavg_cmd());
$cmd = $self->wrap(loadavg_cmd());
} else {
$cmd .= loadavg_cmd();
}
@ -7101,6 +7216,7 @@ sub loadavg($) {
my $file = $self->{'loadavg_file'};
# tmpfile on same filesystem as $file
my $tmpfile = $file.$$;
$ENV{'SSHPASS'} = $self->{'password'};
::qqx("($cmd > $tmpfile && mv $tmpfile $file || rm $tmpfile & )");
}
return $self->{'loadavg'};
@ -7373,8 +7489,8 @@ sub compute_number_of_processes($) {
reserve_process();
my $forktime = time - $time - $wait_time_for_getting_args;
::debug("run", "Time to fork $system_limit procs: $wait_time_for_getting_args ",
$forktime,
::debug("run", "Time to fork $system_limit procs: ".
$wait_time_for_getting_args, " ", $forktime,
" (processes so far: ", $system_limit,")\n");
if($system_limit > 10 and
$forktime > 1 and
@ -7446,7 +7562,7 @@ sub simultaneous_sshlogin_limit($) {
::min($self->simultaneous_sshlogin($wanted_processes),
$self->simultaneous_sshlogin($wanted_processes));
if($ssh_limit < $wanted_processes) {
my $serverlogin = $self->serverlogin();
my $serverlogin = $self->string();
::warning("ssh to $serverlogin only allows ".
"for $ssh_limit simultaneous logins.",
"You may raise this by changing",
@ -7472,13 +7588,11 @@ sub simultaneous_sshlogin($) {
local $/ = "\n";
my $self = shift;
my $wanted_processes = shift;
my $sshcmd = $self->sshcommand();
my $serverlogin = $self->serverlogin();
my $sshdelay = $opt::sshdelay ? "sleep $opt::sshdelay;" : "";
# TODO sh -c wrapper to work for csh
my $cmd = ("$sshdelay$sshcmd $serverlogin -- ".
"echo simultaneouslogin </dev/null 2>&1 &")x$wanted_processes;
::debug("init", "Trying $wanted_processes logins at $serverlogin\n");
my $cmd = ($sshdelay.$self->wrap("echo simultaneouslogin").
"</dev/null 2>&1 &")x$wanted_processes;
::debug("init","Trying $wanted_processes logins at ".$self->string()."\n");
open (my $simul_fh, "-|", "($cmd)|grep simultaneouslogin | wc -l") or
::die_bug("simultaneouslogin");
my $ssh_limit = <$simul_fh>;
@ -7551,9 +7665,7 @@ sub ncpus($) {
local $/ = "\n";
my $self = shift;
if(not defined $self->{'ncpus'}) {
my $sshcmd = $self->sshcommand();
my $serverlogin = $self->serverlogin();
if($serverlogin eq ":") {
if($self->local()) {
if($opt::use_sockets_instead_of_threads) {
$self->{'ncpus'} = socket_core_thread()->{'sockets'};
} elsif($opt::use_cores_instead_of_threads) {
@ -7563,25 +7675,23 @@ sub ncpus($) {
}
} else {
my $ncpu;
::debug("init","echo|$sshcmd $serverlogin -- parallel --number-of-sockets");
$ENV{'SSHPASS'} = $self->{'password'};
::debug("init",("echo | ".$self->wrap("parallel --number-of-sockets")));
if($opt::use_sockets_instead_of_threads
or
$opt::use_cpus_instead_of_cores) {
$ncpu =
::qqx("echo|$sshcmd $serverlogin -- parallel --number-of-sockets");
$ncpu = ::qqx("echo | ".$self->wrap("parallel --number-of-sockets"));
} elsif($opt::use_cores_instead_of_threads) {
$ncpu =
::qqx("echo|$sshcmd $serverlogin -- parallel --number-of-cores");
$ncpu = ::qqx("echo | ".$self->wrap("parallel --number-of-cores"));
} else {
$ncpu =
::qqx("echo|$sshcmd $serverlogin -- parallel --number-of-threads");
$ncpu = ::qqx("echo | ".$self->wrap("parallel --number-of-threads"));
}
chomp $ncpu;
if($ncpu =~ /^\s*[0-9]+\s*$/s) {
$self->{'ncpus'} = $ncpu;
} else {
::warning("Could not figure out ".
"number of cpus on $serverlogin ($ncpu). Using 1.");
"number of cpus on ".$self->string." ($ncpu). Using 1.");
$self->{'ncpus'} = 1;
}
}
@ -7983,7 +8093,8 @@ sub sct_aix($) {
my $cpu = shift;
if(not $cpu->{'cores'}) {
if(-x "/usr/sbin/lscfg") {
if(open(my $in_fh, "-|", "/usr/sbin/lscfg -vs |grep proc | wc -l|tr -d ' '")) {
if(open(my $in_fh, "-|",
"/usr/sbin/lscfg -vs |grep proc | wc -l|tr -d ' '")) {
$cpu->{'cores'} = <$in_fh>;
close $in_fh;
}
@ -8083,80 +8194,14 @@ sub sshcommand($) {
# $sshcommand = the command (incl options) to run when using ssh
my $self = shift;
if (not defined $self->{'sshcommand'}) {
$self->sshcommand_of_sshlogin();
::die_bug("sshcommand not set");
}
return $self->{'sshcommand'};
}
sub serverlogin($) {
# Returns:
# $sshcommand = the command (incl options) to run when using ssh
sub local($) {
my $self = shift;
if (not defined $self->{'serverlogin'}) {
$self->sshcommand_of_sshlogin();
}
return $self->{'serverlogin'};
}
sub sshcommand_of_sshlogin($) {
# Compute ssh command and serverlogin from sshlogin
# 'server' -> ('ssh -S /tmp/parallel-ssh-RANDOM/host-','server')
# 'user@server' -> ('ssh','user@server')
# 'myssh user@server' -> ('myssh','user@server')
# 'myssh -l user server' -> ('myssh -l user','server')
# '/usr/bin/myssh -l user server' -> ('/usr/bin/myssh -l user','server')
# Sets:
# $self->{'sshcommand'}
# $self->{'serverlogin'}
my $self = shift;
my ($sshcmd, $serverlogin);
# If $opt::ssh is unset, use $PARALLEL_SSH or 'ssh'
$opt::ssh ||= $ENV{'PARALLEL_SSH'} || "ssh";
if($self->{'string'} =~ /(.+) (\S+)$/) {
# Own ssh command
$sshcmd = $1; $serverlogin = $2;
} else {
# Normal ssh
if($opt::controlmaster) {
# Use control_path to make ssh faster
my $control_path = $self->control_path_dir()."/ssh-%r@%h:%p";
$sshcmd = $opt::ssh." -S ".$control_path;
$serverlogin = $self->{'string'};
if(not $self->{'control_path'}{$control_path}++) {
# Master is not running for this control_path
# Start it
my $pid = fork();
if($pid) {
$Global::sshmaster{$pid} ||= 1;
} else {
$SIG{'TERM'} = undef;
# Ignore the 'foo' being printed
open(STDOUT,">","/dev/null");
# STDERR >/dev/null to ignore
open(STDERR,">","/dev/null");
open(STDIN,"<","/dev/null");
# Run a sleep that outputs data, so it will discover
# if the ssh connection closes.
my $sleep = ::Q('$|=1;while(1){sleep 1;print "foo\n"}');
my @master = ($opt::ssh, "-MTS",
$control_path, $serverlogin, "--", "perl", "-e",
$sleep);
exec(@master);
}
}
} else {
$sshcmd = $opt::ssh; $serverlogin = $self->{'string'};
}
}
if($serverlogin =~ s/(\S+)\@(\S+)/$2/) {
# convert user@server to '-l user server'
# because lsh does not support user@server
$sshcmd = $sshcmd." -l ".$1;
}
$self->{'sshcommand'} = $sshcmd;
$self->{'serverlogin'} = $serverlogin;
return $self->{'local'};
}
sub control_path_dir($) {
@ -8197,13 +8242,40 @@ sub rsync_transfer_cmd($) {
$rsync_destdir = "/";
}
$file = ::shell_quote_file($file);
my $sshcmd = $self->sshcommand();
my $rsync_opts = $ENV{'PARALLEL_RSYNC_OPTS'}.
" -e".::Q($sshcmd);
my $serverlogin = $self->serverlogin();
# Make dir if it does not exist
return "$sshcmd $serverlogin -- mkdir -p $rsync_destdir && " .
rsync()." $rsync_opts $file $serverlogin:$rsync_destdir";
return($self->wrap("mkdir -p $rsync_destdir") . " && " .
$self->rsync()." $file ".$self->{'host'}.":$rsync_destdir");
}
sub rsync($) {
sub rsync_protocol {
# rsync 3.1.x uses protocol 31 which is unsupported by 2.5.7.
# If the version >= 3.1.0: downgrade to protocol 30
# Returns:
# $rsync = "rsync" or "rsync --protocol 30"
if(not $Global::rsync_protocol) {
my @out = `rsync --version`;
for (@out) {
# rsync version 3.1.3 protocol version 31
# rsync version v3.2.3 protocol version 31
if(/version v?(\d+.\d+)(.\d+)?/) {
if($1 >= 3.1) {
# Version 3.1.0 or later: Downgrade to protocol 30
$Global::rsync_protocol = "rsync --protocol 30";
} else {
$Global::rsync_protocol = "rsync";
}
}
}
$Global::rsync_protocol or
::die_bug("Cannot figure out version of rsync: @out");
}
return $Global::rsync_protocol;
}
my $self = shift;
return rsync_protocol()." ".$ENV{'PARALLEL_RSYNC_OPTS'}.
" -e".::Q($self->sshcmd());
}
sub cleanup_cmd($$$) {
@ -8238,40 +8310,9 @@ sub cleanup_cmd($$$) {
}
my $rmf = "sh -c ".
::Q("rm -f ".::shell_quote_file($f)." 2>/dev/null;".$rmdir);
my $sshcmd = $self->sshcommand();
my $serverlogin = $self->serverlogin();
return "$sshcmd $serverlogin -- ".::Q("$rmf");
return $self->wrap(::Q($rmf));
}
{
my $rsync;
sub rsync {
# rsync 3.1.x uses protocol 31 which is unsupported by 2.5.7.
# If the version >= 3.1.0: downgrade to protocol 30
# Returns:
# $rsync = "rsync" or "rsync --protocol 30"
if(not $rsync) {
my @out = `rsync --version`;
for (@out) {
# rsync version 3.1.3 protocol version 31
# rsync version v3.2.3 protocol version 31
if(/version v?(\d+.\d+)(.\d+)?/) {
if($1 >= 3.1) {
# Version 3.1.0 or later: Downgrade to protocol 30
$rsync = "rsync --protocol 30";
} else {
$rsync = "rsync";
}
}
}
$rsync or ::die_bug("Cannot figure out version of rsync: @out");
}
return $rsync;
}
}
package JobQueue;
sub new($) {
@ -8470,7 +8511,11 @@ sub free_slot($) {
sub cattail() {
# Returns:
# $cattail = perl program for:
# cattail "decompress program" writerpid [file_to_decompress or stdin] [file_to_unlink]
# cattail "decomp-prg" wpid [file_stdin] [file_to_unlink]
# decomp-prg = decompress program
# wpid = pid of writer program
# file_stdin = file_to_decompress
# file_to_unlink = unlink this file
if(not $cattail) {
$cattail = q{
# cat followed by tail (possibly with rm as soon at the file is opened)
@ -9314,10 +9359,8 @@ sub set_sshlogin($$) {
if($opt::sqlworker) {
# Identify worker as --sqlworker often runs on different machines
my $host = $sshlogin->string();
if($host eq ":") {
$host = ::hostname();
}
# If local: Use hostname
my $host = $sshlogin->local() ? ::hostname() : $sshlogin->host();
$Global::sql->update("SET Host = ? WHERE Seq = ".$self->seq(), $host);
}
}
@ -9494,7 +9537,7 @@ sub sshlogin_wrap($) {
eval { setpgrp };
eval { setpriority(0,0,$nice) };
exec($shell,$script);
die("exec failed: $!");
die("exec\040failed: $!");
}
my $parent = getppid;
do {
@ -9618,18 +9661,16 @@ sub sshlogin_wrap($) {
# TODO test that *sh -c 'parallel --env' use *sh
if(not defined $self->{'sshlogin_wrap'}{$command}) {
my $sshlogin = $self->sshlogin();
my $serverlogin = $sshlogin->serverlogin();
my $quoted_remote_command;
$ENV{'PARALLEL_SEQ'} = $self->seq();
$ENV{'PARALLEL_JOBSLOT'} = $self->slot();
$ENV{'PARALLEL_SSHLOGIN'} = $sshlogin->string();
$ENV{'PARALLEL_SSHHOST'} = $sshlogin->serverlogin();
$ENV{'PARALLEL_SSHHOST'} = $sshlogin->host();
if ($opt::hostgroups) {
$ENV{'PARALLEL_HOSTGROUPS'} = join '+', $sshlogin->hostgroups();
$ENV{'PARALLEL_ARGHOSTGROUPS'} = join '+', $self->hostgroups();
}
$ENV{'PARALLEL_PID'} = $$;
if($serverlogin eq ":") {
if($sshlogin->local()) {
if($opt::workdir) {
# Create workdir if needed. Then cd to it.
my $wd = $self->workdir();
@ -9672,37 +9713,17 @@ sub sshlogin_wrap($) {
# Create remote workdir if needed. Then cd to it.
my $wd = ::pQ($self->workdir());
$pwd = qq{system("mkdir","-p","--","$wd"); chdir "$wd" ||}.
qq{print(STDERR "parallel: Cannot chdir to $wd\\n") && exit 255;};
qq{print(STDERR "parallel: Cannot chdir to $wd\\n") &&}.
qq{exit 255;};
}
my ($csh_friendly,$envset,$bashfuncset) = env_as_eval();
my $cmd = $command;
# q// does not quote \, so we must do that
$cmd =~ s/\\/\\\\/g;
my $remote_command =
($pwd.$envset.$bashfuncset.
'$cmd='."q\0".$cmd."\0;".
my $remote_command = $sshlogin->hexwrap
($pwd.$envset.$bashfuncset.'$cmd='."q\0".$cmd."\0;".
monitor_parent_sshd_script());
# "#" is needed because Perl on MacOS X adds NULs
# when running pack q/H10000000/
my $hex = unpack "H*", $remote_command."#";
# csh does not deal well with > 1000 chars in one word
# Insert space every 1000 char
$hex =~ s/\G.{1000}\K/ /sg;
# Explanation:
# Write this without special chars: eval pack 'H*', join '',@ARGV
# GNU_Parallel = String so people can see this is from GNU Parallel
# eval+ = way to write 'eval ' without space (gives warning)
# pack+ = way to write 'pack ' without space
# q/H10000000/,= almost the same as "H*" but does not use *
# join+q//, = join '',
$remote_command = 'GNU_Parallel,eval+pack+q/H10000000/,join+q//,@ARGV '
. $hex;
$quoted_remote_command = "perl -X -e ". $remote_command;
my $sshcmd = $sshlogin->sshcommand();
my ($pre,$post,$cleanup)=("","","");
# --transfer
$pre .= $self->sshtransfer();
@ -9716,8 +9737,7 @@ sub sshlogin_wrap($) {
}
$self->{'sshlogin_wrap'}{$command} =
($pre
. "$sshcmd $serverlogin -- exec "
. $quoted_remote_command
. $sshlogin->wrap($remote_command)
. ";"
. $post);
}
@ -9739,7 +9759,8 @@ sub fill_templates($) {
for(my $i = 0; $i <= $#template_name; $i++) {
open(my $fh, ">", $template_name[$i]) || die;
print $fh $self->{'commandline'}->
replace_placeholders([$self->{'commandline'}{'template_contents'}[$i]],0,0);
replace_placeholders([$self->{'commandline'}
{'template_contents'}[$i]],0,0);
close $fh;
}
if($opt::cleanup) {
@ -9848,13 +9869,11 @@ sub sshreturn($) {
# rsync remote:$workdir/$file .
my $self = shift;
my $sshlogin = $self->sshlogin();
my $sshcmd = $sshlogin->sshcommand();
my $serverlogin = $sshlogin->serverlogin();
my $rsync_opts = $ENV{'PARALLEL_RSYNC_OPTS'}. " -e". ::Q($sshcmd);
my $pre = "";
for my $file ($self->return()) {
$file =~ s:^\./::g; # Remove ./ if any
my $relpath = ($file !~ m:^/:) || ($file =~ m:/\./:); # Is the path relative or /./?
my $relpath = ($file !~ m:^/:) ||
($file =~ m:/\./:); # Is the path relative or /./?
my $cd = "";
my $wd = "";
if($relpath) {
@ -9878,9 +9897,9 @@ sub sshreturn($) {
# rsync (--protocol 30) -rlDzR
# --rsync-path="cd /home/tange/dir/subdir/; rsync"
# server:file.gz /home/tange/dir/subdir/
$pre .= "mkdir -p $basedir$cd && ". $sshlogin->rsync().
" $rsync_cd $rsync_opts $serverlogin:".
$basename . " ".$basedir.$cd.";";
$pre .= "mkdir -p $basedir$cd" . " && " .
$sshlogin->rsync(). " $rsync_cd -- ".$sshlogin->host().':'.
$basename . " ".$basedir.$cd.";";
}
return $pre;
}
@ -9891,8 +9910,6 @@ sub sshcleanup($) {
# ssh command needed to remove files from sshlogin
my $self = shift;
my $sshlogin = $self->sshlogin();
my $sshcmd = $sshlogin->sshcommand();
my $serverlogin = $sshlogin->serverlogin();
my $workdir = $self->workdir();
my $cleancmd = "";
@ -9901,7 +9918,7 @@ sub sshcleanup($) {
$cleancmd .= $sshlogin->cleanup_cmd($file,$workdir).";";
}
if(defined $opt::workdir and $opt::workdir eq "...") {
$cleancmd .= "$sshcmd $serverlogin -- rm -rf " . ::Q($workdir).';';
$cleancmd .= $sshlogin->wrap("rm -rf " . ::Q($workdir).';');
}
return $cleancmd;
}
@ -10158,6 +10175,7 @@ sub start($) {
$job->fill_templates();
::debug("run", $Global::total_running, " processes . Starting (",
$job->seq(), "): $command\n");
$ENV{'SSHPASS'} = $job->{'sshlogin'}->{'password'};
if($opt::pipe) {
my ($stdin_fh) = ::gensym();
$pid = open3_setpgrp($stdin_fh,$stdout_fh,$stderr_fh,$command);
@ -10333,7 +10351,8 @@ sub interactive_start($) {
# Read a / separated line: 0h/2 for csh, 2/0 for bash.
# If csh the first will be 0h, so use the second as exit value.
# Otherwise just use the first value as exit value.
q{; exec perl -e '$/="/";$_=<>;$c=<>;unlink $ARGV; /(\d+)h/ and exit($1);exit$c' }.$tmpfifo;
q{; exec perl -e '$/="/";$_=<>;$c=<>;unlink $ARGV; }.
q{/(\d+)h/ and exit($1);exit$c' }.$tmpfifo;
}
}
@ -12378,7 +12397,8 @@ sub find_max($) {
::warning("Finding the maximal command line length. ".
"This may take up to 30 seconds.")
}
# Use an upper bound of 100 MB if the shell allows for infinite long lengths
# Use an upper bound of 100 MB if the shell allows for infinite
# long lengths
my $upper = 100_000_000;
# 1000 is supported everywhere, so the search can start anywhere 1..999
# 324 makes the search much faster on Cygwin, so let us use that
@ -12395,7 +12415,8 @@ sub find_max($) {
# Prototype forwarding
sub binary_find_max($$$);
sub binary_find_max($$$) {
# Given a lower and upper bound find the max (length or args) of a command line
# Given a lower and upper bound find the max (length or args) of a
# command line
# Returns:
# number of chars on the longest command line allowed
my ($lower, $upper, $string) = (@_);
@ -13096,11 +13117,11 @@ sub total_jobs() {
::strftime("%H:%M", localtime(time()));
}
sub yyyymmddhhmmss() {
# ISO8601 20380119031408
# ISO8601 20380119 + ISO8601 031408
::strftime("%Y%m%d%H%M%S", localtime(time()));
}
sub yyyymmddhhmm() {
# ISO8601 203801190314
# ISO8601 20380119 + ISO8601 0314
::strftime("%Y%m%d%H%M", localtime(time()));
}
sub yyyymmdd() {

View file

@ -2798,7 +2798,7 @@ before running the full batch.
Combined with B<--halt soon,done=1%> you can run a random 1% sample of
all jobs:
seq 1000 | parallel --shuf --halt soon,done=1% echo
parallel --shuf --halt soon,done=1% echo ::: {1..100} ::: {1..100}
See also: B<--halt>
@ -2927,10 +2927,11 @@ needed.
An I<sshlogin> is of the form:
[sshcommand [options]] [username@]hostname
[sshcommand [options]] [username[:password]@]hostname
The sshlogin must not require a password (B<ssh-agent>,
B<ssh-copy-id>, and B<sshpass> may help with that).
If I<password> is given, B<sshpass> will be used. Otherwise the
sshlogin must not require a password (B<ssh-agent> and B<ssh-copy-id>
may help with that).
The sshlogin ':' is special, it means 'no ssh' and will therefore run
on the local computer.

View file

@ -85,11 +85,12 @@ par_hostgroup() {
par_PARALLEL_RSYNC_OPTS() {
echo '### test rsync opts'
touch parallel_rsync_opts.test
parallel --rsync-opts -rlDzRRRR -vv -S parallel@lo --trc {}.out touch {}.out ::: parallel_rsync_opts.test |
perl -nE 's/(rsync .*?RRRR)/say $1/ge'
export PARALLEL_RSYNC_OPTS=-zzrrllddRRRR
perl -nE 's/(\S+RRRR)/say $1/ge'
export PARALLEL_RSYNC_OPTS=-zzzzrldRRRR
parallel -vv -S parallel@lo --trc {}.out touch {}.out ::: parallel_rsync_opts.test |
perl -nE 's/(rsync .*?RRRR)/say $1/ge'
perl -nE 's/(\S+RRRR)/say $1/ge'
rm parallel_rsync_opts.test parallel_rsync_opts.test.out
echo
}

View file

@ -18,6 +18,12 @@ echo TODO
EOF
par_sshpass_with_password() {
echo '### sshpass'
echo OK | parallel -S "sshpass -p $withpassword ssh withpassword@lo:22" echo
echo OK | parallel -S withpassword:"$withpassword"@lo:22 echo
}
par_ssh_ssh() {
echo '### bug #61894: Pack ssh code in eval protection'
echo Unquoted ssh should work

View file

@ -45,6 +45,8 @@ doit() {
export MAXPROC
export RET_TIME_K="--memfree 100m -k --retries $RETRIES --timeout $MAXTIME"
LC_ALL=C
. `which env_parallel.bash`
env_parallel --session
MAXPROC=$(echo $(seq 300 | parallel -j0 echo {%} | sort -n | tail -n1) /$MAXINNERPROC | bc)
echo MAXTIME=$MAXTIME RETRIES=$RETRIES MAXPROC=$MAXPROC MAXINNERPROC=$MAXINNERPROC
@ -207,7 +209,8 @@ EOF
}
env_parallel -u -S$MASTER doit ::: 1 |
perl -pe 's:/home/(t/)?tange:~:g'
perl -pe 's:/home/(t/)?tange:~:g' |
perl -pe 's:/tmp/par\w+:/tmp/parScript'
# eval 'myfunc() { echo '$(perl -e 'print "x"x20000')'; }'
# env_parallel myfunc ::: a | wc # OK

View file

@ -12,10 +12,10 @@ Control case: Burn for 2.9 seconds
stdout /usr/bin/time -f CPUTIME=%U parallel --timeout 5 -q perl -e "while(1){ }" ::: 1 | \grep -q CPUTIME=1
1=OK 1
par_PARALLEL_RSYNC_OPTS ### test rsync opts
par_PARALLEL_RSYNC_OPTS rsync --protocol 30 -rlDzRRRR
par_PARALLEL_RSYNC_OPTS rsync --protocol 30 --rsync-path='cd ././.; rsync' -rlDzRRRR
par_PARALLEL_RSYNC_OPTS rsync --protocol 30 -zzrrllddRRRR
par_PARALLEL_RSYNC_OPTS rsync --protocol 30 --rsync-path='cd ././.; rsync' -zzrrllddRRRR
par_PARALLEL_RSYNC_OPTS -rlDzRRRR
par_PARALLEL_RSYNC_OPTS -rlDzRRRR
par_PARALLEL_RSYNC_OPTS -zzzzrldRRRR
par_PARALLEL_RSYNC_OPTS -zzzzrldRRRR
par_PARALLEL_RSYNC_OPTS
par_continuous_output Test delayed output with ''
par_continuous_output -u is optimal but hard to reach, due to non-mixing

View file

@ -93,6 +93,9 @@ par_ssh_ssh aspire
par_ssh_ssh OK
par_ssh_ssh aspire
par_ssh_ssh OK
par_sshpass_with_password ### sshpass
par_sshpass_with_password OK
par_sshpass_with_password OK
par_stop_if_no_hosts_left ### Stop if all hosts are filtered and there are no hosts left to run on
par_stop_if_no_hosts_left parallel: Warning: Removed no-such.host.
par_stop_if_no_hosts_left parallel: Error: Cannot run any jobs.

View file

@ -62,13 +62,13 @@ par_many_func 1 232 5568
par_many_func 1 232 5568
par_many_func 1 232 5568
par_many_func 1 172 4100
par_many_var 1 984 23616
par_many_var 1 984 23616
par_many_var 1 984 23616
par_many_var 1 984 23616
par_many_var 1 984 23616
par_many_var 1 984 23616
par_many_var 1 764 18308
par_many_var 1 980 23520
par_many_var 1 980 23520
par_many_var 1 980 23520
par_many_var 1 980 23520
par_many_var 1 980 23520
par_many_var 1 980 23520
par_many_var 1 788 18884
par_many_var_big_func 1 264 6336
par_many_var_big_func 1 264 6336
par_many_var_big_func 1 264 6336
@ -95,6 +95,6 @@ par_many_var_big_func 1 264 6336
par_many_var_big_func 1 264 6336
par_many_var_big_func 1 264 6336
par_many_var_big_func 1 68 1604
par_many_var_func 1 2484 59616
par_many_var_func 1 2484 59616
par_many_var_func 1 1700 40772
par_many_var_func 1 2480 59520
par_many_var_func 1 2480 59520
par_many_var_func 1 1708 40964

View file

@ -847,7 +847,7 @@ For details: see man env_parallel
export -f my_func3
parallel -vv --workdir ... --nice 17 --env _ --trc {}.out \
-S $SERVER1 my_func3 {} ::: abc-file
ssh -l parallel lo -- mkdir -p ./.TMPWORKDIR && rsync --protocol 30 -rlDzR -e'ssh -l parallel' ./abc-file lo:./.TMPWORKDIR;ssh -l parallel lo -- exec perl -X -e GNU_Parallel,eval+pack+q/H10000000/,join+q//,@ARGV BASE64;_EXIT_status=$?; mkdir -p ./. && rsync --protocol 30 --rsync-path='cd ./.TMPWORKDIR/./.; rsync' -rlDzR -e'ssh -l parallel' lo:./abc-file.out ./.;ssh -l parallel lo -- 'sh -c '"'"'rm -f ./.TMPWORKDIR/abc-file 2>/dev/null;rmdir ./.TMPWORKDIR/ ./.parallel/tmp/ ./.parallel/ 2>/dev/null;rm -rf ./.TMPWORKDIR;'"'";ssh -l parallel lo -- 'sh -c '"'"'rm -f ./.TMPWORKDIR/abc-file.out 2>/dev/null;rmdir ./.TMPWORKDIR/ ./.parallel/tmp/ ./.parallel/ 2>/dev/null;rm -rf ./.TMPWORKDIR;'"'";ssh -l parallel lo -- rm -rf .TMPWORKDIR;exit $_EXIT_status;
ssh -l parallel lo -- exec mkdir -p ./.TMPWORKDIR && rsync --protocol 30 -rlDzR -e'ssh -l parallel' ./abc-file lo:./.TMPWORKDIR;ssh -l parallel lo -- exec perl -X -e GNU_Parallel_worker,eval+pack+q/H10000000/,join+q//,@ARGV BASE64;_EXIT_status=$?; mkdir -p ./. && rsync --protocol 30 -rlDzR -e'ssh -l parallel' --rsync-path='cd ./.TMPWORKDIR/./.; rsync' -- lo:./abc-file.out ./.;ssh -l parallel lo -- exec 'sh -c '"'"'rm -f ./.TMPWORKDIR/abc-file 2>/dev/null;rmdir ./.TMPWORKDIR/ ./.parallel/tmp/ ./.parallel/ 2>/dev/null;rm -rf ./.TMPWORKDIR;'"'";ssh -l parallel lo -- exec 'sh -c '"'"'rm -f ./.TMPWORKDIR/abc-file.out 2>/dev/null;rmdir ./.TMPWORKDIR/ ./.parallel/tmp/ ./.parallel/ 2>/dev/null;rm -rf ./.TMPWORKDIR;'"'";ssh -l parallel lo -- exec rm -rf .TMPWORKDIR;exit $_EXIT_status;
parset myvar1,myvar2 echo ::: a b
echo $myvar1
echo $myvar2

View file

@ -75,29 +75,29 @@ OK
ls: tmp/parallel.file*: No such file or directory
OK
Input for ssh
-l vagrant one-server -- mkdir -p ./.
-l vagrant one-server -- exec mkdir -p ./.
-l vagrant one-server rsync --server -lDrRze.iLsfxC . ./.
-l vagrant one-server -- exec perl -X -e GNU_Parallel,eval+pack+q/H10000000/,join+q//,@ARGV hex
-l vagrant one-server -- exec perl -X -e GNU_Parallel_worker,eval+pack+q/H10000000/,join+q//,@ARGV hex
-l vagrant one-server cd ././tmp; rsync --server --sender -lDrRze.iLsfxC . './parallel.file.
newlineX.out'
-l vagrant one-server cd ././tmp; rsync --server --sender -lDrRze.iLsfxC . './parallel.file.
newlineX.out2'
-l vagrant one-server -- sh -c 'rm -f '"'"'./tmp/parallel.file.
-l vagrant one-server -- exec sh -c 'rm -f '"'"'./tmp/parallel.file.
newlineX'"'"' 2>/dev/null;rmdir ./tmp/ ./ 2>/dev/null;'
-l vagrant one-server -- sh -c 'rm -f '"'"'./tmp/parallel.file.
-l vagrant one-server -- exec sh -c 'rm -f '"'"'./tmp/parallel.file.
newlineX.out'"'"' 2>/dev/null;rmdir ./tmp/ ./ 2>/dev/null;'
-l vagrant one-server -- sh -c 'rm -f '"'"'./tmp/parallel.file.
-l vagrant one-server -- exec sh -c 'rm -f '"'"'./tmp/parallel.file.
newlineX.out2'"'"' 2>/dev/null;rmdir ./tmp/ ./ 2>/dev/null;'
-l vagrant one-server -- mkdir -p ./.
-l vagrant one-server -- exec mkdir -p ./.
-l vagrant one-server rsync --server -lDrRze.iLsfxC . ./.
-l vagrant one-server -- exec perl -X -e GNU_Parallel,eval+pack+q/H10000000/,join+q//,@ARGV hex
-l vagrant one-server -- exec perl -X -e GNU_Parallel_worker,eval+pack+q/H10000000/,join+q//,@ARGV hex
-l vagrant one-server cd ././tmp; rsync --server --sender -lDrRze.iLsfxC . './parallel.file.
newlineX.out'
-l vagrant one-server cd ././tmp; rsync --server --sender -lDrRze.iLsfxC . './parallel.file.
newlineX.out2'
-l vagrant one-server -- sh -c 'rm -f '"'"'./tmp/parallel.file.
-l vagrant one-server -- exec sh -c 'rm -f '"'"'./tmp/parallel.file.
newlineX'"'"' 2>/dev/null;rmdir ./tmp/ ./ 2>/dev/null;'
-l vagrant one-server -- sh -c 'rm -f '"'"'./tmp/parallel.file.
-l vagrant one-server -- exec sh -c 'rm -f '"'"'./tmp/parallel.file.
newlineX.out'"'"' 2>/dev/null;rmdir ./tmp/ ./ 2>/dev/null;'
-l vagrant one-server -- sh -c 'rm -f '"'"'./tmp/parallel.file.
-l vagrant one-server -- exec sh -c 'rm -f '"'"'./tmp/parallel.file.
newlineX.out2'"'"' 2>/dev/null;rmdir ./tmp/ ./ 2>/dev/null;'