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-rwxr-xr-xhack/man-page-checker24
-rwxr-xr-xhack/podman-commands.sh3
-rwxr-xr-xhack/xref-helpmsgs-manpages307
3 files changed, 323 insertions, 11 deletions
diff --git a/hack/man-page-checker b/hack/man-page-checker
index 99d280539..17d85d65d 100755
--- a/hack/man-page-checker
+++ b/hack/man-page-checker
@@ -1,16 +1,6 @@
#!/bin/bash
#
-# man-page-name-checker - validate and cross-reference man page names
-#
-# FIXME as of 2019-03-20 there are still four files with inconsistent names:
-#
-# podman-logs.1.md NAME= podman-container-logs
-# podman-info.1.md NAME= podman-system-info
-# podman-rm.1.md NAME= podman-container-rm
-# podman-rmi.1.md NAME= podman-image-rm
-#
-# If those four get renamed (with suitable symlink fixes), this script
-# can be enabled in CI to prevent future inconsistencies.
+# man-page-checker - validate and cross-reference man page names
#
die() {
@@ -49,6 +39,12 @@ for md in $(ls -1 *-*.1.md | grep -v remote);do
# podman.1.md has a two-column table; podman-*.1.md all have three.
parent=$(echo $md | sed -e 's/^\(.*\)-.*$/\1.1.md/')
+ if [[ $parent =~ "podman-auto" ]]; then
+ # podman-auto-update.1.md is special cased as it's structure differs
+ # from that of other man pages where main and sub-commands split by
+ # dashes.
+ parent="podman.1.md"
+ fi
x=3
if expr -- "$parent" : ".*-" >/dev/null; then
x=4
@@ -90,6 +86,12 @@ for md in *.1.md;do
# Get the command name, and confirm that it matches the md file name.
cmd=$(echo "$synopsis" | sed -e 's/\(.*\)\*\*.*/\1/' | tr -d \*)
md_nodash=$(basename "$md" .1.md | tr '-' ' ')
+ if [[ $md_nodash = 'podman auto update' ]]; then
+ # podman-auto-update.1.md is special cased as it's structure differs
+ # from that of other man pages where main and sub-commands split by
+ # dashes.
+ md_nodash='podman auto-update'
+ fi
if [ "$cmd" != "$md_nodash" -a "$cmd" != "podman-remote" ]; then
echo
printf "Inconsistent program name in SYNOPSIS in %s:\n" $md
diff --git a/hack/podman-commands.sh b/hack/podman-commands.sh
index 32f94fc7b..da4d446aa 100755
--- a/hack/podman-commands.sh
+++ b/hack/podman-commands.sh
@@ -38,6 +38,9 @@ function podman_man() {
# Special case: there is no podman-help man page, nor need for such.
echo "help"
+ # Auto-update differs from other commands as it's a single command, not
+ # a main and sub-command split by a dash.
+ echo "auto-update"
elif [ "$@" = "podman-image-trust" ]; then
# Special case: set and show aren't actually in a table in the man page
echo set
diff --git a/hack/xref-helpmsgs-manpages b/hack/xref-helpmsgs-manpages
new file mode 100755
index 000000000..00db3c8de
--- /dev/null
+++ b/hack/xref-helpmsgs-manpages
@@ -0,0 +1,307 @@
+#!/usr/bin/perl
+#
+# xref-helpmsgs-manpages - cross-reference --help options against man pages
+#
+package LibPod::CI::XrefHelpmsgsManpages;
+
+use v5.14;
+use utf8;
+
+use strict;
+use warnings;
+
+(our $ME = $0) =~ s|.*/||;
+our $VERSION = '0.1';
+
+# For debugging, show data structures using DumpTree($var)
+#use Data::TreeDumper; $Data::TreeDumper::Displayaddress = 0;
+
+###############################################################################
+# BEGIN user-customizable section
+
+# Path to podman executable
+my $Default_Podman = './bin/podman';
+my $PODMAN = $ENV{PODMAN} || $Default_Podman;
+
+# Path to podman markdown source files (of the form podman-*.1.md)
+my $Markdown_Path = 'docs/source/markdown';
+
+# END user-customizable section
+###############################################################################
+
+use FindBin;
+
+###############################################################################
+# BEGIN boilerplate args checking, usage messages
+
+sub usage {
+ print <<"END_USAGE";
+Usage: $ME [OPTIONS]
+
+$ME recursively runs 'podman --help' against
+all subcommands; and recursively reads podman-*.1.md files
+in $Markdown_Path, then cross-references that each --help
+option is listed in the appropriate man page and vice-versa.
+
+$ME invokes '\$PODMAN' (default: $Default_Podman).
+
+Exit status is zero if no inconsistencies found, one otherwise
+
+OPTIONS:
+
+ -v, --verbose show verbose progress indicators
+ -n, --dry-run make no actual changes
+
+ --help display this message
+ --version display program name and version
+END_USAGE
+
+ exit;
+}
+
+# Command-line options. Note that this operates directly on @ARGV !
+our $debug = 0;
+our $verbose = 0;
+sub handle_opts {
+ use Getopt::Long;
+ GetOptions(
+ 'debug!' => \$debug,
+ 'verbose|v' => \$verbose,
+
+ help => \&usage,
+ version => sub { print "$ME version $VERSION\n"; exit 0 },
+ ) or die "Try `$ME --help' for help\n";
+}
+
+# END boilerplate args checking, usage messages
+###############################################################################
+
+############################## CODE BEGINS HERE ###############################
+
+# The term is "modulino".
+__PACKAGE__->main() unless caller();
+
+# Main code.
+sub main {
+ # Note that we operate directly on @ARGV, not on function parameters.
+ # This is deliberate: it's because Getopt::Long only operates on @ARGV
+ # and there's no clean way to make it use @_.
+ handle_opts(); # will set package globals
+
+ # Fetch command-line arguments. Barf if too many.
+ die "$ME: Too many arguments; try $ME --help\n" if @ARGV;
+
+ my $help = podman_help();
+ my $man = podman_man('podman');
+
+ my $retval = xref_by_help($help, $man)
+ + xref_by_man($help, $man);
+
+ exit !!$retval;
+}
+
+##################
+# xref_by_help # Find keys in '--help' but not in man
+##################
+sub xref_by_help {
+ my ($help, $man, @subcommand) = @_;
+ my $errs = 0;
+
+ for my $k (sort keys %$help) {
+ if (exists $man->{$k}) {
+ if (ref $help->{$k}) {
+ $errs += xref_by_help($help->{$k}, $man->{$k}, @subcommand, $k);
+ }
+ # Otherwise, non-ref is leaf node such as a --option
+ }
+ else {
+ my $man = $man->{_path} || 'man';
+ warn "$ME: podman @subcommand --help lists $k, but $k not in $man\n";
+ ++$errs;
+ }
+ }
+
+ return $errs;
+}
+
+#################
+# xref_by_man # Find keys in man pages but not in --help
+#################
+#
+# In an ideal world we could share the functionality in one function; but
+# there are just too many special cases in man pages.
+#
+sub xref_by_man {
+ my ($help, $man, @subcommand) = @_;
+
+ my $errs = 0;
+
+ # FIXME: this generates way too much output
+ for my $k (grep { $_ ne '_path' } sort keys %$man) {
+ if (exists $help->{$k}) {
+ if (ref $man->{$k}) {
+ $errs += xref_by_man($help->{$k}, $man->{$k}, @subcommand, $k);
+ }
+ }
+ elsif ($k ne '--help' && $k ne '-h') {
+ my $man = $man->{_path} || 'man';
+
+ # Special case: podman-inspect serves dual purpose (image, ctr)
+ my %ignore = map { $_ => 1 } qw(-l -s -t --latest --size --type);
+ next if $man =~ /-inspect/ && $ignore{$k};
+
+ # Special case: the 'trust' man page is a mess
+ next if $man =~ /-trust/;
+
+ # Special case: '--net' is an undocumented shortcut
+ next if $k eq '--net' && $help->{'--network'};
+
+ # Special case: these are actually global options
+ next if $k =~ /^--(cni-config-dir|runtime)$/ && $man =~ /-build/;
+
+ # Special case: weirdness with Cobra and global/local options
+ next if $k eq '--namespace' && $man =~ /-ps/;
+
+ # Special case: these require compiling with 'varlink' tag,
+ # which doesn't happen in CI gating task.
+ next if $k eq 'varlink';
+ next if "@subcommand" eq 'system' && $k eq 'service';
+
+ warn "$ME: podman @subcommand: $k in $man, but not --help\n";
+ ++$errs;
+ }
+ }
+
+ return $errs;
+}
+
+
+#################
+# podman_help # Parse output of 'podman [subcommand] --help'
+#################
+sub podman_help {
+ my %help;
+ open my $fh, '-|', $PODMAN, @_, '--help'
+ or die "$ME: Cannot fork: $!\n";
+ my $section = '';
+ while (my $line = <$fh>) {
+ # Cobra is blessedly consistent in its output:
+ # Usage: ...
+ # Available Commands:
+ # ....
+ # Flags:
+ # ....
+ #
+ # Start by identifying the section we're in...
+ if ($line =~ /^Available\s+(Commands):/) {
+ $section = lc $1;
+ }
+ elsif ($line =~ /^(Flags):/) {
+ $section = lc $1;
+ }
+
+ # ...then track commands and options. For subcommands, recurse.
+ elsif ($section eq 'commands') {
+ if ($line =~ /^\s{1,4}(\S+)\s/) {
+ my $subcommand = $1;
+ print "> podman @_ $subcommand\n" if $debug;
+ $help{$subcommand} = podman_help(@_, $subcommand)
+ unless $subcommand eq 'help'; # 'help' not in man
+ }
+ }
+ elsif ($section eq 'flags') {
+ # Handle '--foo' or '-f, --foo'
+ if ($line =~ /^\s{1,10}(--\S+)\s/) {
+ print "> podman @_ $1\n" if $debug;
+ $help{$1} = 1;
+ }
+ elsif ($line =~ /^\s{1,10}(-\S),\s+(--\S+)\s/) {
+ print "> podman @_ $1, $2\n" if $debug;
+ $help{$1} = $help{$2} = 1;
+ }
+ }
+ }
+ close $fh
+ or die "$ME: Error running 'podman @_ --help'\n";
+
+ return \%help;
+}
+
+
+################
+# podman_man # Parse contents of podman-*.1.md
+################
+sub podman_man {
+ my $command = shift;
+ my $subpath = "$Markdown_Path/$command.1.md";
+ my $manpath = "$FindBin::Bin/../$subpath";
+ print "** $subpath \n" if $debug;
+
+ my %man = (_path => $subpath);
+ open my $fh, '<', $manpath
+ or die "$ME: Cannot read $manpath: $!\n";
+ my $section = '';
+ my @most_recent_flags;
+ while (my $line = <$fh>) {
+ chomp $line;
+ next unless $line; # skip empty lines
+
+ # .md files designate sections with leading double hash
+ if ($line =~ /^##\s*(GLOBAL\s+)?OPTIONS/) {
+ $section = 'flags';
+ }
+ elsif ($line =~ /^\#\#\s+(SUB)?COMMANDS/) {
+ $section = 'commands';
+ }
+ elsif ($line =~ /^\#\#/) {
+ $section = '';
+ }
+
+ # This will be a table containing subcommand names, links to man pages.
+ # The format is slightly different between podman.1.md and subcommands.
+ elsif ($section eq 'commands') {
+ # In podman.1.md
+ if ($line =~ /^\|\s*\[podman-(\S+?)\(\d\)\]/) {
+ $man{$1} = podman_man("podman-$1");
+ }
+
+ # In podman-<subcommand>.1.md
+ elsif ($line =~ /^\|\s+(\S+)\s+\|\s+\[\S+\]\((\S+)\.1\.md\)/) {
+ $man{$1} = podman_man($2);
+ }
+ }
+
+ # Flags should always be of the form '**-f**' or '**--flag**',
+ # possibly separated by comma-space.
+ elsif ($section eq 'flags') {
+ # e.g. 'podman run --ip6', documented in man page, but nonexistent
+ if ($line =~ /^not\s+implemented/i) {
+ delete $man{$_} for @most_recent_flags;
+ }
+
+ @most_recent_flags = ();
+ # Handle any variation of '**--foo**, **-f**'
+ while ($line =~ s/^\*\*((--[a-z0-9-]+)|(-.))\*\*(,\s+)?//g) {
+ $man{$1} = 1;
+
+ # Keep track of them, in case we see 'Not implemented' below
+ push @most_recent_flags, $1;
+ }
+ }
+ }
+ close $fh;
+
+ # Special case: the 'image trust' man page tries hard to cover both set
+ # and show, which means it ends up not being machine-readable.
+ if ($command eq 'podman-image-trust') {
+ my %set = %man;
+ my %show = %man;
+ $show{$_} = 1 for qw(--raw -j --json);
+ return +{ set => \%set, show => \%show }
+ }
+
+ return \%man;
+}
+
+
+1;