mirror of
https://git.savannah.gnu.org/git/parallel.git
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759 lines
24 KiB
Bash
Executable file
759 lines
24 KiB
Bash
Executable file
#!/bin/bash
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# SPDX-FileCopyrightText: 2021-2024 Ole Tange, http://ole.tange.dk and Free Software and Foundation, Inc.
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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# Simple jobs that never fails
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# Each should be taking 30-100s and be possible to run in parallel
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# I.e.: No race conditions, no logins
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par__print_in_blocks() {
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echo '### bug #41565: Print happens in blocks - not after each job complete'
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median() { perl -e '@a=sort {$a<=>$b} <>;print $a[$#a/2]';}
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export -f median
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echo 'The timing here is important: a full second between each'
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perl -e 'for(1..30){print("$_\n");`sleep 1`}' |
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parallel -j3 'echo {#}' |
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timestamp -dd |
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perl -pe '$_=int($_+0.3)."\n"' |
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median
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echo '300 ms jobs:'
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perl -e 'for(1..30){print("$_\n");`sleep .3`}' |
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parallel -j3 --delay 0.3 echo |
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timestamp -d -d |
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perl -pe 's/(.....).*/int($1*10+0.2)/e' |
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median
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}
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par__keeporder_roundrobin() {
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echo 'bug #50081: --keep-order --round-robin should give predictable results'
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. `which env_parallel.bash`
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run_roundrobin() {
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random1G() {
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< /dev/zero openssl enc -aes-128-ctr -K 1234 -iv 1234 2>/dev/null |
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head -c 1G;
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}
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random1G |
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parallel $1 -j13 --block 1m --pipe --roundrobin 'echo {#} $(md5sum)' |
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sort
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}
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env_parset a,b,c run_roundrobin ::: -k -k ''
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if [ "$a" == "$b" ] ; then
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# Good: -k should be == -k
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if [ "$a" == "$c" ] ; then
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# Bad: without -k the command should give different output
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echo 'Broken: a == c'
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printf "$a\n$b\n$c\n"
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else
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echo OK
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fi
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else
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echo 'Broken: a <> b'
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printf "$a\n$b\n$c\n"
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fi
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}
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par_retries_lb_jl() {
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echo Broken in 20240522
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tmp=$(mktemp)
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export tmp
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parallel-20240522 --lb --jl /dev/null --timeout 0.3 --retries 5 'echo should be 5 lines >> "$tmp";sleep {}' ::: 20
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cat "$tmp"
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> "$tmp"
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parallel --lb --jl /dev/null --timeout 0.3 --retries 5 'echo 5 lines >> "$tmp";sleep {}' ::: 20
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cat "$tmp"
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rm "$tmp"
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}
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par_reload_slf_every_second() {
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echo "### --slf should reload every second"
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tmp=$(mktemp)
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echo 1/lo >"$tmp"
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(
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sleep 3
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(echo 1/localhost
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echo 1/127.0.0.1) >>"$tmp"
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) &
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# This used to take 40 seconds (version 20220322) because the
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# updated --slf would only read after first job finished
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seq 3 |
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stdout /usr/bin/time -f %e parallel --slf "$tmp" 'true {};sleep 20' |
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perl -ne 'print(($_ < 40) ? "OK\n" : "Too slow: $_\n")'
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rm "$tmp"
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}
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par__groupby_big() {
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echo "### test --group-by on file bigger than block"
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groupcol() {
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export groupcol=$1
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export n=$2
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export sorted=$(mktemp)
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# Sort on grouping column
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parsort -k${groupcol}n "$testfile" > "$sorted"
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headtail() { (head -n1;tail -n1); }
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export -f headtail
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# wrapper functions for -v below to give headers in output
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_ppart() { headtail; }
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export -f _ppart
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_pipe() { headtail; }
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export -f _pipe
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pipepart() {
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parallel -j8 $n -k --groupby $groupcol --colsep ' ' -v \
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--pipepart -a "$sorted" _ppart
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}
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pipe() {
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parallel -j8 $n -k --groupby $groupcol --colsep ' ' -v \
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< "$sorted" _pipe
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}
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export -f pipepart pipe
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. $(which env_parallel.bash)
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# Do the same with --pipe and --pipepart
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parset a,b -k ::: pipe pipepart
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paste <(echo "$a") <(echo "$b")
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rm "$sorted"
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}
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export -f groupcol
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export testfile=$(mktemp)
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# 3 columns: 1..10, 1..100, 1..14
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seq 1 1000000 |
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awk '{print int(10*rand()),int(100*rand()),int(14*rand())}' > "$testfile"
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echo "--group-by on col 1..3, -n1..5"
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echo "_pipe and _ppart (pipepart) must return the same"
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parallel -k --tag groupcol ::: 1 2 3 ::: '' -n1 -n2 -n3 -n4 -n5
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rm "$testfile"
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}
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par_test_diff_roundrobin_k() {
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echo '### test there is difference on -k'
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. $(which env_parallel.bash)
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mytest() {
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K=$1
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doit() {
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# Sleep random time ever 1k line
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# to mix up which process gets the next block
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perl -ne '$t++ % 1000 or select(undef, undef, undef, rand()/10);print' |
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md5sum
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}
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export -f doit
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seq 1000000 |
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parallel --block 65K --pipe $K --roundrobin doit |
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sort
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}
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export -f mytest
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parset a,b,c mytest ::: -k -k ''
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# a == b and a != c or error
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if [ "$a" == "$b" ]; then
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if [ "$a" != "$c" ]; then
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echo OK
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else
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echo error a c
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fi
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else
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echo error a b
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fi
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}
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par_bin() {
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echo '### Test --bin'
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seq 10 | parallel --pipe --bin 1 -j4 wc | sort
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paste <(seq 10) <(seq 10 -1 1) |
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parallel --pipe --colsep '\t' --bin 2 -j4 wc | sort
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echo '### Test --bin with expression that gives 1..n'
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paste <(seq 10) <(seq 10 -1 1) |
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parallel --pipe --colsep '\t' --bin '2 $_=$_%2+1' -j4 wc | sort
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echo '### Test --bin with expression that gives 0..n-1'
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paste <(seq 10) <(seq 10 -1 1) |
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parallel --pipe --colsep '\t' --bin '2 $_%=2' -j4 wc | sort
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echo '### Blocks in version 20220122'
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echo 10 | parallel --pipe --bin 1 -j100% cat | sort
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paste <(seq 10) <(seq 10 -1 1) |
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parallel --pipe --colsep '\t' --bin 2 cat | sort
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}
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par_perlexpr_repl() {
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echo '### {= and =} in different groups separated by space'
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parallel echo {= s/a/b/ =} ::: a
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parallel echo {= s/a/b/=} ::: a
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parallel echo {= s/a/b/=}{= s/a/b/=} ::: a
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parallel echo {= s/a/b/=}{=s/a/b/=} ::: a
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parallel echo {= s/a/b/=}{= {= s/a/b/=} ::: a
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parallel echo {= s/a/b/=}{={=s/a/b/=} ::: a
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parallel echo {= s/a/b/ =} {={==} ::: a
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parallel echo {={= =} ::: a
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parallel echo {= {= =} ::: a
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parallel echo {= {= =} =} ::: a
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echo '### bug #45842: Do not evaluate {= =} twice'
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parallel -k echo '{= $_=++$::G =}' ::: {1001..1004}
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parallel -k echo '{=1 $_=++$::G =}' ::: {1001..1004}
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parallel -k echo '{= $_=++$::G =}' ::: {1001..1004} ::: {a..c}
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parallel -k echo '{=1 $_=++$::G =}' ::: {1001..1004} ::: {a..c}
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echo '### bug #45939: {2} in {= =} fails'
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parallel echo '{= s/O{2}//=}' ::: OOOK
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parallel echo '{2}-{=1 s/O{2}//=}' ::: OOOK ::: OK
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true Dummy for emacs =}}}}}
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}
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par_shard() {
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echo '### --shard'
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# Each of the 5 lines should match:
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# ##### ##### ######
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seq 100000 | parallel --pipe --shard 1 -j5 wc |
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perl -pe 's/(.*\d{5,}){3}/OK/'
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# Data should be sharded to all processes
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shard_on_col() {
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col=$1
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seq 10 99 | shuf | perl -pe 's/(.)/$1\t/g' |
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parallel --pipe --shard $col -j2 --colsep "\t" sort -k$col |
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field $col | sort | uniq -c
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}
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shard_on_col 1
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shard_on_col 2
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echo '### --shard'
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shard_on_col_name() {
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colname=$1
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col=$2
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(echo AB; seq 10 99 | shuf) | perl -pe 's/(.)/$1\t/g' |
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parallel --header : --pipe --shard $colname -j2 --colsep "\t" sort -k$col |
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field $col | sort | uniq -c
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}
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shard_on_col_name A 1
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shard_on_col_name B 2
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echo '### --shard'
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shard_on_col_expr() {
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colexpr="$1"
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col=$2
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(seq 10 99 | shuf) | perl -pe 's/(.)/$1\t/g' |
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parallel --pipe --shard "$colexpr" -j2 --colsep "\t" "sort -k$col; echo c1 c2" |
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field $col | sort | uniq -c
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}
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shard_on_col_expr '1 $_%=3' 1
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shard_on_col_expr '2 $_%=3' 2
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shard_on_col_name_expr() {
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colexpr="$1"
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col=$2
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(echo AB; seq 10 99 | shuf) | perl -pe 's/(.)/$1\t/g' |
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parallel --header : --pipe --shard "$colexpr" -j2 --colsep "\t" "sort -k$col; echo c1 c2" |
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field $col | sort | uniq -c
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}
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shard_on_col_name_expr 'A $_%=3' 1
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shard_on_col_name_expr 'B $_%=3' 2
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echo '*** broken'
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# Should be shorthand for --pipe -j+0
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#seq 200000 | parallel --pipe --shard 1 wc |
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# perl -pe 's/(.*\d{5,}){3}/OK/'
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# Combine with arguments (should compute -j10 given args)
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seq 200000 | parallel --pipe --shard 1 echo {}\;wc ::: {1..5} ::: a b |
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perl -pe 's/(.*\d{5,}){3}/OK/'
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}
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par_exit_code() {
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echo 'bug #52207: Exit status 0 when child job is killed, even with "now,fail=1"'
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in_shell_run_command() {
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# Runs command in given shell via Perl's open3
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shell="$1"
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prg="$2"
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perl -MIPC::Open3 -e 'open3($a,$b,$c,"'$shell'","-c","'"$prg"'"); wait; print $?>>8,"\n"'
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}
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export -f in_shell_run_command
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runit() {
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doit() {
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s=100
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rm -f /tmp/mysleep
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cp /bin/sleep /tmp/mysleep
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parallel -kj500% --argsep ,, --tag in_shell_run_command {1} {2} \
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,, "$@" ,, \
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"/tmp/mysleep "$s \
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"parallel --halt-on-error now,fail=1 /tmp/mysleep ::: "$s \
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"parallel --halt-on-error now,done=1 /tmp/mysleep ::: "$s \
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"parallel --halt-on-error now,done=1 /bin/true ::: "$s \
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"parallel --halt-on-error now,done=1 exit ::: "$s \
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"true;/tmp/mysleep "$s \
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"parallel --halt-on-error now,fail=1 'true;/tmp/mysleep' ::: "$s \
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"parallel --halt-on-error now,done=1 'true;/tmp/mysleep' ::: "$s \
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"parallel --halt-on-error now,done=1 'true;/bin/true' ::: "$s \
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"parallel --halt-on-error now,done=1 'true;exit' ::: "$s
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}
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echo '# Ideally the command should return the same'
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echo '# with or without parallel'
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# These give the same exit code prepended with 'true;' or not
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OK="ash csh dash fish fizsh ksh2020 posh rc sash sh tcsh"
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# These do not give the same exit code prepended with 'true;' or not
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BAD="bash ksh93 mksh static-sh yash zsh"
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doit $OK $BAD
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# fdsh does not like weird TMPDIR with \n
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BROKEN="fdsh"
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TMPDIR=/tmp
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cd /tmp
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doit $BROKEN
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}
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export -f runit
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killsleep() {
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sleep 5
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while true; do killall -9 mysleep 2>/dev/null; sleep 1; done
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}
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export -f killsleep
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parallel -uj0 --halt now,done=1 ::: runit killsleep
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}
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par_internal_quote_char() {
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echo '### See if \257\256 \257<\257> is replaced correctly'
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echo '### See if \177\176 \177<\177> is replaced correctly'
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print_it() {
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parallel $2 ::: "echo $1"
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parallel $2 echo ::: "$1"
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parallel $2 echo "$1" ::: "$1"
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parallel $2 echo \""$1"\" ::: "$1"
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parallel $2 echo "$1"{} ::: "$1"
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parallel $2 echo \""$1"\"{} ::: "$1"
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}
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export -f print_it
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a257="$(printf "\257")"
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a256="$(printf "\256")"
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a177="$(printf "\177")"
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a176="$(printf "\176")"
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stdout parallel --tag -k print_it \
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::: "$a257" "$a177" "$a257$a256" "$a177$a176" \
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"$a257$a257$a256" "$a177$a177$a176" \
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"$a257<$a257<$a257>$a257" "$a177<$a177<$a177>$a177" \
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::: -X -q -Xq -k |
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# Upgrade old bash error to new bash error
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perl -pe 's/No such file or directory/Invalid or incomplete multibyte or wide character/g'
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# Bug in Perl's SQL::CSV module cannot handle dir with \n
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TMPDIR=/tmp
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TMPDIR=$(mktemp -d)
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cd "$TMPDIR"
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echo "Compare old quote char csv"
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parallel-20231222 --sqlmaster csv:///./oldformat.csv echo "$(printf "\257\257 \177\177")" ::: 1 2 3
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stdout parallel -k --sqlworker csv:///./oldformat.csv echo "$(printf "\257\257 \177\177")" ::: 1 2 3 |
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od -t x1z > old.out
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echo "with new quote char csv (must be the same)"
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parallel --sqlmaster csv:///./newformat.csv echo "$(printf "\257\257 \177\177")" ::: 1 2 3
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stdout parallel -k --sqlworker csv:///./newformat.csv echo "$(printf "\257\257 \177\177")" ::: 1 2 3 |
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od -t x1z > new.out
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diff old.out new.out && echo OK
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rm -f old.out new.out oldformat.csv newformat.csv
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rmdir "$TMPDIR"
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}
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par_groupby() {
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tsv() {
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printf "%s\t" a1 b1 C1; echo
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printf "%s\t" 2 2 2; echo
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printf "%s\t" 3 2 2; echo
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printf "%s\t" 3 3 2; echo
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printf "%s\t" 3 2 4; echo
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printf "%s\t" 3 2 2; echo
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printf "%s\t" 3 2 3; echo
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printf "%s\t" 3 1 3; echo
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printf "%s\t" 3 2 3; echo
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printf "%s\t" 3 3 3; echo
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printf "%s\t" 3 4 4; echo
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printf "%s\t" 3 5 4; echo
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}
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export -f tsv
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ssv() {
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# space separated
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printf "%s\t" a1 b1 C1; echo
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printf "%s " 2 2 2; echo
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printf "%s \t" 3 2 2; echo
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printf "%s\t " 3 3 2; echo
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printf "%s " 3 2 4; echo
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printf "%s\t\t" 3 2 2; echo
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printf "%s\t \t" 3 2 3; echo
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printf "%s\t \t " 3 1 3; echo
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printf "%s\t \t " 3 2 3; echo
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printf "%s\t \t" 3 3 3; echo
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printf "%s\t\t" 3 4 4; echo
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printf "%s\t \t" 3 5 4; echo
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}
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export -f ssv
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cssv() {
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# , + space separated
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printf "%s,\t" a1 b1 C1; echo
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printf "%s ," 2 2 2; echo
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printf "%s ,\t" 3 2 2; echo
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printf "%s\t, " 3 3 2; echo
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printf "%s,," 3 2 4; echo
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printf "%s\t,,, " 3 2 2; echo
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printf "%s\t" 3 2 3; echo
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printf "%s\t, " 3 1 3; echo
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printf "%s\t," 3 2 3; echo
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printf "%s, \t" 3 3 3; echo
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printf "%s,\t," 3 4 4; echo
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printf "%s\t,," 3 5 4; echo
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}
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export -f cssv
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csv() {
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# , separated
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printf "%s," a1 b1 C1; echo
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printf "%s," 2 2 2; echo
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printf "%s," 3 2 2; echo
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printf "%s," 3 3 2; echo
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printf "%s," 3 2 4; echo
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printf "%s," 3 2 2; echo
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printf "%s," 3 2 3; echo
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printf "%s," 3 1 3; echo
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printf "%s," 3 2 3; echo
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printf "%s," 3 3 3; echo
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printf "%s," 3 4 4; echo
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printf "%s," 3 5 4; echo
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}
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export -f csv
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tester() {
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block="$1"
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groupby="$2"
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generator="$3"
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colsep="$4"
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echo "### test $generator | --colsep $colsep --groupby $groupby $block"
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$generator |
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parallel --pipe --colsep "$colsep" --groupby "$groupby" -k $block 'echo NewRec; cat'
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}
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export -f tester
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# -N1 = allow only a single value
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# --block 20 = allow multiple groups of values
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parallel --tag -k tester \
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::: -N1 '--block 20' \
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::: '3 $_%=2' 3 's/^(.).*/$1/' C1 'C1 $_%=2' \
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::: tsv ssv cssv csv \
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:::+ '\t' '\s+' '[\s,]+' ','
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# Test --colsep char: OK
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# Test --colsep pattern: OK
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# Test --colsep -N1: OK
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# Test --colsep --block 20: OK
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# Test --groupby colno: OK
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# Test --groupby 'colno perl': OK
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# Test --groupby colname: OK
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# Test --groupby 'colname perl': OK
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# Test space sep --colsep '\s': OK
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# Test --colsep --header : (OK: --header : not needed)
|
|
}
|
|
|
|
par__groupby_pipepart() {
|
|
tsv() {
|
|
# TSV file
|
|
printf "%s\t" header_a1 head_b1 c1 d1 e1 f1; echo
|
|
# Make 6 columns: 123456 => 1\t2\t3\t4\t5\t6
|
|
seq 100000 999999 | perl -pe '$_=join"\t",split//' |
|
|
# Sort reverse on column 3 (This should group on col 3)
|
|
sort --parallel=8 -k3r
|
|
}
|
|
export -f tsv
|
|
|
|
ssv() {
|
|
# space separated
|
|
tsv | perl -pe '@sep=("\t"," "); s/\t/$sep[rand(2)]/ge;'
|
|
}
|
|
export -f ssv
|
|
|
|
cssv() {
|
|
# , + space separated
|
|
tsv | perl -pe '@sep=("\t"," ",","); s/\t/$sep[rand(2)].$sep[rand(2)]/ge;'
|
|
}
|
|
export -f cssv
|
|
|
|
csv() {
|
|
# , separated
|
|
tsv | perl -pe 's/\t/,/g;'
|
|
}
|
|
export -f csv
|
|
|
|
tester() {
|
|
generator="$1"
|
|
colsep="$2"
|
|
groupby="$3"
|
|
tmp=$(mktemp)
|
|
|
|
echo "### test $generator | --colsep $colsep --groupby $groupby"
|
|
$generator > "$tmp"
|
|
parallel --header 1 --pipepart -k \
|
|
-a "$tmp" --colsep "$colsep" --groupby "$groupby" 'echo NewRec; wc'
|
|
}
|
|
export -f tester
|
|
parallel --tag -k tester \
|
|
::: tsv ssv cssv csv \
|
|
:::+ '\t' '\s+' '[\s,]+' ',' \
|
|
::: '3 $_%=2' 3 c1 'c1 $_%=2' 's/^(\d+[\t ,]+){2}(\d+).*/$2/'
|
|
}
|
|
|
|
par_sighup() {
|
|
echo '### Test SIGHUP'
|
|
parallel -k -j5 sleep 15';' echo ::: {1..99} >/tmp/parallel$$ 2>&1 &
|
|
A=$!
|
|
sleep 29; kill -HUP $A
|
|
wait
|
|
LC_ALL=C sort /tmp/parallel$$
|
|
rm /tmp/parallel$$
|
|
}
|
|
|
|
par_race_condition1() {
|
|
echo '### Test race condition on 8 CPU (my laptop)'
|
|
seq 1 5000000 > /tmp/parallel_race_cond
|
|
seq 1 10 |
|
|
parallel -k "cat /tmp/parallel_race_cond | parallel --pipe --recend '' -k gzip >/dev/null; echo {}"
|
|
rm /tmp/parallel_race_cond
|
|
}
|
|
|
|
par__memory_leak() {
|
|
a_run() {
|
|
seq $1 |time -v parallel true 2>&1 |
|
|
grep 'Maximum resident' |
|
|
field 6;
|
|
}
|
|
export -f a_run
|
|
echo "### Test for memory leaks"
|
|
echo "Of 300 runs of 1 job at least one should be bigger than a 3000 job run"
|
|
. env_parallel.bash
|
|
parset small_max,big ::: 'seq 300 | parallel a_run 1 | jq -s max' 'a_run 3000'
|
|
if [ $small_max -lt $big ] ; then
|
|
echo "Bad: Memleak likely."
|
|
else
|
|
echo "Good: No memleak detected."
|
|
fi
|
|
}
|
|
|
|
par_slow_total_jobs() {
|
|
echo 'bug #51006: Slow total_jobs() eats job'
|
|
(echo a; sleep 15; echo b; sleep 15; seq 2) |
|
|
parallel -k echo '{=total_jobs()=}' 2> >(perl -pe 's/\d/X/g')
|
|
}
|
|
|
|
par_memfree() {
|
|
echo '### test memfree - it should be killed by timeout'
|
|
parallel --memfree 1k echo Free mem: ::: 1k
|
|
stdout parallel --timeout 20 --argsep II parallel --memfree 1t echo Free mem: ::: II 1t |
|
|
grep -v TERM | grep -v ps/display.c
|
|
}
|
|
|
|
par_test_detected_shell() {
|
|
echo '### bug #42913: Dont use $SHELL but the shell currently running'
|
|
|
|
shells="ash bash csh dash fish fizsh ksh ksh93 mksh posh rbash rush rzsh sash sh static-sh tcsh yash zsh"
|
|
test_unknown_shell() {
|
|
shell="$1"
|
|
tmp="/tmp/test_unknown_shell_$shell"
|
|
# Remove the file to avoid potential text-file-busy
|
|
rm -f "$tmp"
|
|
cp $(which "$shell") "$tmp"
|
|
chmod +x "$tmp"
|
|
stdout $tmp -c 'parallel -Dinit echo ::: 1; true' |
|
|
grep Global::shell
|
|
rm "$tmp"
|
|
}
|
|
export -f test_unknown_shell
|
|
|
|
test_known_shell_c() {
|
|
shell="$1"
|
|
stdout $shell -c 'parallel -Dinit echo ::: 1; true' |
|
|
grep Global::shell
|
|
}
|
|
export -f test_known_shell_c
|
|
|
|
test_known_shell_pipe() {
|
|
shell="$1"
|
|
echo 'parallel -Dinit echo ::: 1; true' |
|
|
stdout $shell | grep Global::shell
|
|
}
|
|
export -f test_known_shell_pipe
|
|
|
|
stdout parallel -j2 --tag -k \
|
|
::: test_unknown_shell test_known_shell_c test_known_shell_pipe \
|
|
::: $shells |
|
|
grep -Ev 'parallel: Warning: (Starting .* processes took|Consider adjusting)'
|
|
}
|
|
|
|
par_no_newline_compress() {
|
|
echo 'bug #41613: --compress --line-buffer - no newline';
|
|
pipe_doit() {
|
|
tagstring="$1"
|
|
compress="$2"
|
|
echo tagstring="$tagstring" compress="$compress"
|
|
perl -e 'print "O"'|
|
|
parallel "$compress" $tagstring --pipe --line-buffer cat
|
|
echo "K"
|
|
}
|
|
export -f pipe_doit
|
|
nopipe_doit() {
|
|
tagstring="$1"
|
|
compress="$2"
|
|
echo tagstring="$tagstring" compress="$compress"
|
|
parallel "$compress" $tagstring --line-buffer echo {} O ::: -n
|
|
echo "K"
|
|
}
|
|
export -f nopipe_doit
|
|
parallel -j1 -qk --header : {pipe}_doit {tagstring} {compress} \
|
|
::: tagstring '--tagstring {#}' -k \
|
|
::: compress --compress -k \
|
|
::: pipe pipe nopipe
|
|
}
|
|
|
|
par_max_length_len_128k() {
|
|
echo "### BUG: The length for -X is not close to max (131072)"
|
|
(
|
|
seq 1 60000 | perl -pe 's/$/.gif/' |
|
|
parallel -X echo {.} aa {}{.} {}{}d{} {}dd{}d{.} | head -n 1 | wc -c
|
|
seq 1 60000 | perl -pe 's/$/.gif/' |
|
|
parallel -X echo a{}b{}c | head -n 1 | wc -c
|
|
seq 1 60000 | perl -pe 's/$/.gif/' |
|
|
parallel -X echo | head -n 1 | wc -c
|
|
seq 1 60000 | perl -pe 's/$/.gif/' |
|
|
parallel -X echo a{}b{}c {} | head -n 1 | wc -c
|
|
seq 1 60000 | perl -pe 's/$/.gif/' |
|
|
parallel -X echo {}aa{} | head -n 1 | wc -c
|
|
seq 1 60000 | perl -pe 's/$/.gif/' |
|
|
parallel -X echo {} aa {} | head -n 1 | wc -c
|
|
) | perl -pe 's/(\d\d+)\d\d\d/${1}xxx/g'
|
|
}
|
|
|
|
par__plus_dyn_repl() {
|
|
echo "Dynamic replacement strings defined by --plus"
|
|
|
|
unset myvar
|
|
echo ${myvar:-myval}
|
|
parallel --rpl '{:-(.+)} $_ ||= $$1' echo {:-myval} ::: "$myvar"
|
|
parallel --plus echo {:-myval} ::: "$myvar"
|
|
parallel --plus echo {2:-myval} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2:-myval} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
myvar=abcAaBdefCdefDdef
|
|
echo ${myvar:2}
|
|
parallel --rpl '{:(\d+)} substr($_,0,$$1) = ""' echo {:2} ::: "$myvar"
|
|
parallel --plus echo {:2} ::: "$myvar"
|
|
parallel --plus echo {2:2} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2:2} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
echo ${myvar:2:3}
|
|
parallel --rpl '{:(\d+?):(\d+?)} $_ = substr($_,$$1,$$2);' echo {:2:3} ::: "$myvar"
|
|
parallel --plus echo {:2:3} ::: "$myvar"
|
|
parallel --plus echo {2:2:3} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2:2:3} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
echo ${#myvar}
|
|
parallel --rpl '{#} $_ = length $_;' echo {#} ::: "$myvar"
|
|
# {#} used for job number
|
|
parallel --plus echo {#} ::: "$myvar"
|
|
|
|
echo ${myvar#bc}
|
|
parallel --rpl '{#(.+?)} s/^$$1//;' echo {#bc} ::: "$myvar"
|
|
parallel --plus echo {#bc} ::: "$myvar"
|
|
parallel --plus echo {2#bc} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2#bc} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
echo ${myvar#abc}
|
|
parallel --rpl '{#(.+?)} s/^$$1//;' echo {#abc} ::: "$myvar"
|
|
parallel --plus echo {#abc} ::: "$myvar"
|
|
parallel --plus echo {2#abc} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2#abc} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
echo ${myvar%de}
|
|
parallel --rpl '{%(.+?)} s/$$1$//;' echo {%de} ::: "$myvar"
|
|
parallel --plus echo {%de} ::: "$myvar"
|
|
parallel --plus echo {2%de} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2%de} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
echo ${myvar%def}
|
|
parallel --rpl '{%(.+?)} s/$$1$//;' echo {%def} ::: "$myvar"
|
|
parallel --plus echo {%def} ::: "$myvar"
|
|
parallel --plus echo {2%def} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2%def} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
echo ${myvar/def/ghi}
|
|
parallel --rpl '{/(.+?)/(.+?)} s/$$1/$$2/;' echo {/def/ghi} ::: "$myvar"
|
|
parallel --plus echo {/def/ghi} ::: "$myvar"
|
|
parallel --plus echo {2/def/ghi} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2/def/ghi} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
echo ${myvar//def/ghi}
|
|
parallel --rpl '{//(.+?)/(.+?)} s/$$1/$$2/g;' echo {//def/ghi} ::: "$myvar"
|
|
parallel --plus echo {//def/ghi} ::: "$myvar"
|
|
parallel --plus echo {2//def/ghi} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2//def/ghi} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
echo ${myvar^a}
|
|
parallel --rpl '{^(.+?)} s/^($$1)/uc($1)/e;' echo {^a} ::: "$myvar"
|
|
parallel --plus echo {^a} ::: "$myvar"
|
|
parallel --plus echo {2^a} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2^a} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
echo ${myvar^^a}
|
|
parallel --rpl '{^^(.+?)} s/($$1)/uc($1)/eg;' echo {^^a} ::: "$myvar"
|
|
parallel --plus echo {^^a} ::: "$myvar"
|
|
parallel --plus echo {2^^a} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo {-2^^a} ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
myvar=AbcAaAdef
|
|
echo ${myvar,A}
|
|
parallel --rpl '{,(.+?)} s/^($$1)/lc($1)/e;' echo '{,A}' ::: "$myvar"
|
|
parallel --plus echo '{,A}' ::: "$myvar"
|
|
parallel --plus echo '{2,A}' ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo '{-2,A}' ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
echo ${myvar,,A}
|
|
parallel --rpl '{,,(.+?)} s/($$1)/lc($1)/eg;' echo '{,,A}' ::: "$myvar"
|
|
parallel --plus echo '{,,A}' ::: "$myvar"
|
|
parallel --plus echo '{2,,A}' ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
parallel --plus echo '{-2,,A}' ::: "wrong" ::: "$myvar" ::: "wrong"
|
|
|
|
myvar=abcabcdefdef
|
|
echo $myvar ${myvar/#abc/ABC}
|
|
echo $myvar | parallel --plus echo {} {/#abc/ABC}
|
|
echo $myvar ${myvar/%def/DEF}
|
|
echo $myvar | parallel --plus echo {} {/%def/DEF}
|
|
echo $myvar ${myvar/#abc/}
|
|
echo $myvar | parallel --plus echo {} {/#abc/}
|
|
echo $myvar ${myvar/%def/}
|
|
echo $myvar | parallel --plus echo {} {/%def/}
|
|
}
|
|
|
|
par_test_ipv6_format() {
|
|
# If not MaxStartups 100:30:1000 then this will fail
|
|
ipv4() {
|
|
ifconfig | perl -nE '/inet (\S+) / and say $1'
|
|
}
|
|
ipv6() {
|
|
ifconfig | perl -nE '/inet6 ([0-9a-f:]+) .*(host|global)/ and say $1'
|
|
}
|
|
(ipv4; ipv6) |
|
|
parallel ssh -oStrictHostKeyChecking=accept-new {} true 2>/dev/null
|
|
echo '### Host as IPv6 address'
|
|
(
|
|
ipv6 |
|
|
# Get IPv6 addresses of local server
|
|
perl -nE '/([0-9a-f:]+)/ and
|
|
map {say $1,$_,22; say $1,$_,"ssh"} qw(: . # p q)' |
|
|
# 9999::9999:9999:22 => [9999::9999:9999]:22
|
|
# 9999::9999:9999q22 => 9999::9999:9999
|
|
perl -pe 's/(.*):(22|ssh)$/[$1]:$2/;s/q.*//;'
|
|
ipv4 |
|
|
# Get IPv4 addresses
|
|
perl -nE '/(\S+)/ and
|
|
map {say $1,$_,22; say $1,$_,"ssh"} qw(: q)' |
|
|
# 9.9.9.9q22 => 9.9.9.9
|
|
perl -pe 's/q.*//;'
|
|
) |
|
|
parallel -j200% --argsep , parallel -S {} true ::: 1 ||
|
|
echo Failed
|
|
}
|
|
|
|
# was -j6 before segfault circus
|
|
export -f $(compgen -A function | grep par_)
|
|
compgen -A function | G par_ "$@" | sort |
|
|
# parallel --delay 0.3 --timeout 1000% -j6 --tag -k --joblog /tmp/jl-`basename $0` '{} 2>&1'
|
|
parallel --delay 0.3 --timeout 3000% -j6 --lb --tag -k --joblog /tmp/jl-`basename $0` '{} 2>&1'
|