#!/bin/bash # SPDX-FileCopyrightText: 2021-2022 Ole Tange, http://ole.tange.dk and Free Software and Foundation, Inc. # # SPDX-License-Identifier: GPL-3.0-or-later par_ash_embed() { myscript=$(cat <<'_EOF' echo '--embed' parallel --embed | tac | perl -pe ' /^parallel/ and not $seen++ and s{^}{ echo \$b parset a,b,c echo ::: ParsetOK ParsetOK ParsetOK env_parallel echo ::: env_parallel_OK env_parallel --env myvar echo {} --env \\\$myvar ::: env_parallel myvar=OK parallel echo ::: parallel_OK PATH=/usr/sbin:/usr/bin:/sbin:/bin # Do not look for parallel in /usr/local/bin #. \`which env_parallel.ash\` } ' | tac > parallel-embed chmod +x parallel-embed ./parallel-embed rm parallel-embed _EOF ) ssh ash@lo "$myscript" } par_bash_embed() { myscript=$(cat <<'_EOF' echo '--embed' parallel --embed | tac | perl -pe ' /^parallel/ and not $seen++ and s{^}{ echo \${a[1]} parset a echo ::: ParsetOK ParsetOK ParsetOK env_parallel echo ::: env_parallel_OK env_parallel --env myvar echo {} --env \\\$myvar ::: env_parallel myvar=OK parallel echo ::: parallel_OK PATH=/usr/sbin:/usr/bin:/sbin:/bin # Do not look for parallel in /usr/local/bin #. \`which env_parallel.bash\` } ' | tac > parallel-embed chmod +x parallel-embed ./parallel-embed rm parallel-embed _EOF ) ssh bash@lo "$myscript" } par_csh_embed() { echo Not implemented } par_fish_embed() { echo Not implemented } par_ksh_embed() { myscript=$(cat <<'_EOF' echo '--embed' parallel --embed | tac | perl -pe ' /^parallel/ and not $seen++ and s{^}{ echo \${a[1]} parset a echo ::: ParsetOK ParsetOK ParsetOK env_parallel echo ::: env_parallel_OK env_parallel --env myvar echo {} --env \\\$myvar ::: env_parallel myvar=OK parallel echo ::: parallel_OK PATH=/usr/sbin:/usr/bin:/sbin:/bin # Do not look for parallel in /usr/local/bin #. \`which env_parallel.ksh\` } ' | tac > parallel-embed chmod +x parallel-embed ./parallel-embed rm parallel-embed _EOF ) ssh ksh@lo "$myscript" } par_sh_embed() { myscript=$(cat <<'_EOF' echo '--embed' parallel --embed | tac | perl -pe ' /^parallel/ and not $seen++ and s{^}{ echo \$b parset a,b,c echo ::: ParsetOK ParsetOK ParsetOK env_parallel echo ::: env_parallel_OK env_parallel --env myvar echo {} --env \\\$myvar ::: env_parallel myvar=OK parallel echo ::: parallel_OK PATH=/usr/sbin:/usr/bin:/sbin:/bin # Do not look for parallel in /usr/local/bin #. \`which env_parallel.sh\` } ' | tac > parallel-embed chmod +x parallel-embed ./parallel-embed rm parallel-embed _EOF ) ssh sh@lo "$myscript" } par_tcsh_embed() { echo Not implemented } par_zsh_embed() { myscript=$(cat <<'_EOF' echo '--embed' parallel --embed | tac | perl -pe ' /^parallel/ and not $seen++ and s{^}{ echo \${a[1]} parset a echo ::: ParsetOK ParsetOK ParsetOK env_parallel echo ::: env_parallel_OK env_parallel --env myvar echo {} --env \\\$myvar ::: env_parallel myvar=OK parallel echo ::: parallel_OK PATH=/usr/sbin:/usr/bin:/sbin:/bin # Do not look for parallel in /usr/local/bin } ' | tac > parallel-embed chmod +x parallel-embed ./parallel-embed rm parallel-embed _EOF ) ssh zsh@lo "$myscript" 2>&1 | grep -v .zshenv:.:1 } par_propagate_env() { echo '### bug #41805: Idea: propagate --env for parallel --number-of-cores' echo '** test_zsh' FOO=test_zsh parallel --env FOO,HOME -S zsh@lo -N0 env ::: "" |sort|egrep 'FOO|^HOME' echo '** test_zsh_filter' FOO=test_zsh_filter parallel --filter-hosts --env FOO,HOME -S zsh@lo -N0 env ::: "" |sort|egrep 'FOO|^HOME' echo '** test_csh' FOO=test_csh parallel --env FOO,HOME -S csh@lo -N0 env ::: "" |sort|egrep 'FOO|^HOME' echo '** test_csh_filter' FOO=test_csh_filter parallel --filter-hosts --env FOO,HOME -S csh@lo -N0 env ::: "" |sort|egrep 'FOO|^HOME' echo '** bug #41805 done' } par_env_parallel_big_env() { echo '### bug #54128: command too long when exporting big env' . `which env_parallel.bash` a=`rand | perl -pe 's/\0//g'| head -c 15000` env_parallel -Slo echo should not ::: fail 2>&1 a=`rand | perl -pe 's/\0//g'| head -c 25000` env_parallel -Slo echo should ::: fail 2>/dev/null || echo OK } par_no_route_to_host() { echo '### no route to host with | and -j0 causes inf loop' # Broken in parallel-20121122 .. parallel-20181022 # parallel-20181022 -j0 -S 185.75.195.218 echo ::: {1..11} via_parallel() { seq 11 | stdout parallel -j0 -S $1 echo } export -f via_parallel raw() { stdout ssh $1 echo } export -f raw # Random hosts findhosts() { ip='$(($RANDOM%256)).$(($RANDOM%256)).$(($RANDOM%256)).$(($RANDOM%256))' seq 10000 | parallel -N0 echo $ip | grep -v ^127 } # See if the hosts fail fast filterhosts() { stdout parallel --timeout 2 -j5 ssh -o PasswordAuthentication=no {} echo | perl -ne 's/ssh:.* host (\d+\.\d+\.\d+\.\d+) .* No route .*/$1/ and print; $|=1' } ( # Cache a list of hosts that fail fast with 'No route' # Filter the list 5 times to make sure to get good hosts export -f findhosts export -f filterhosts nice bash -c ' findhosts | filterhosts | filterhosts | filterhosts | filterhosts | filterhosts | head > /tmp/filtered.$$ mv /tmp/filtered.$$ /tmp/filtered.hosts ' ) & ( # We just need one of each to complete stdout parallel --halt now,done=1 -j0 raw :::: /tmp/filtered.hosts stdout parallel --halt now,done=1 -j0 via_parallel :::: /tmp/filtered.hosts ) | perl -pe 's/(\d+\.\d+\.\d+\.\d+)/i.p.n.r/' | puniq } par_PARALLEL_SSHLOGIN_SSHHOST() { echo '### bug #56554: Introduce $PARALLEL_SSHLOGIN $PARALLEL_SSHHOST' (echo lo; echo zsh@lo; echo /usr/bin/ssh csh@lo; echo 1/sh@lo; echo 1//usr/bin/ssh tcsh@lo) | parallel -k --tag --nonall -S - 'whoami;echo $PARALLEL_SSHLOGIN $PARALLEL_SSHHOST' | LANG=C sort } par_filter_hosts_parallel_not_installed() { echo 'bug #62672: Triggered a bug with --filter-host' parallel -S nopathbash@lo --filter-hosts echo ::: OK parallel --nonall -S nopathbash@lo --filter-hosts echo OK } par_d_filter_hosts() { echo '### --filter-hosts and -0' echo '### https://lists.gnu.org/archive/html/parallel/2022-07/msg00002.html' printf 'OKa OKb ' | parallel -k -d ' ' --filter-hosts -S lo echo printf 'OKa1OKb1' | parallel -k -d 1 --filter-hosts -S lo echo printf 'OKa0OKb0' | parallel -k -d 0 --filter-hosts -S lo echo printf 'OKa\0OKb\0' | parallel -k -d '\0' --filter-hosts -S lo echo printf 'OKa\0OKb\0' | parallel -k -0 --filter-hosts -S lo echo } export -f $(compgen -A function | grep par_) #compgen -A function | grep par_ | sort | parallel --delay $D -j$P --tag -k '{} 2>&1' #compgen -A function | grep par_ | sort | compgen -A function | grep par_ | LANG=C sort -ri | # parallel --joblog /tmp/jl-`basename $0` --delay $D -j$P --tag -k '{} 2>&1' parallel --joblog /tmp/jl-`basename $0` --delay 0.1 -j200% --tag -k '{} 2>&1' | perl -pe 's/line \d\d\d+:/line XXX:/' | perl -pe 's/\[\d\d\d+\]:/[XXX]:/'