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-rwxr-xr-xhack/podman-commands.sh122
1 files changed, 82 insertions, 40 deletions
diff --git a/hack/podman-commands.sh b/hack/podman-commands.sh
index e4c63ab59..754f2923d 100755
--- a/hack/podman-commands.sh
+++ b/hack/podman-commands.sh
@@ -1,40 +1,82 @@
-#!/bin/sh
-./bin/podman --help | sed -n -Ee '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman.cmd
-man ./docs/podman.1 | sed -n -e '0,/COMMANDS/d' -e '/^FILES/q;p' | grep podman | cut -f2 -d- | cut -f1 -d\( > /tmp/podman.man
-echo diff -B -u /tmp/podman.cmd /tmp/podman.man
-diff -B -u /tmp/podman.cmd /tmp/podman.man
-
-./bin/podman image --help | sed -n -e '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman-image.cmd
-man ./docs/podman-image.1 | sed -n -Ee '0,/COMMANDS/d' -e 's/^[[:space:]]*//' -e '/^SEE ALSO/q;p' | grep podman | cut -f1 -d' ' | sed 's/^.//' > /tmp/podman-image.man
-echo diff -B -u /tmp/podman-image.cmd /tmp/podman-image.man
-diff -B -u /tmp/podman-image.cmd /tmp/podman-image.man
-
-./bin/podman container --help | sed -n -e '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman-container.cmd
-man docs/podman-container.1 | sed -n -Ee '0,/COMMANDS/d' -e 's/^[[:space:]]*//' -e '/^SEE ALSO/q;p' | grep podman | cut -f1 -d' ' | sed 's/^.//' > /tmp/podman-container.man
-echo diff -B -u /tmp/podman-container.cmd /tmp/podman-container.man
-diff -B -u /tmp/podman-container.cmd /tmp/podman-container.man
-
-./bin/podman system --help | sed -n -e '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman-system.cmd
-man docs/podman-system.1 | sed -n -Ee '0,/COMMANDS/d' -e 's/^[[:space:]]*//' -e '/^SEE ALSO/q;p' | grep podman | cut -f1 -d' ' | sed 's/^.//' > /tmp/podman-system.man
-echo diff -B -u /tmp/podman-system.cmd /tmp/podman-system.man
-diff -B -u /tmp/podman-system.cmd /tmp/podman-system.man
-
-./bin/podman play --help | sed -n -e '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman-play.cmd
-man docs/podman-play.1 | sed -n -Ee '0,/COMMANDS/d' -e 's/^[[:space:]]*//' -e '/^SEE ALSO/q;p' | grep podman | cut -f1 -d' ' | sed 's/^.//' > /tmp/podman-play.man
-echo diff -B -u /tmp/podman-play.cmd /tmp/podman-play.man
-diff -B -u /tmp/podman-play.cmd /tmp/podman-play.man
-
-./bin/podman generate --help | sed -n -e '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman-generate.cmd
-man docs/podman-generate.1 | sed -n -Ee '0,/COMMANDS/d' -e 's/^[[:space:]]*//' -e '/^SEE ALSO/q;p' | grep podman | cut -f1 -d' ' | sed 's/^.//' > /tmp/podman-generate.man
-echo diff -B -u /tmp/podman-generate.cmd /tmp/podman-generate.man
-diff -B -u /tmp/podman-generate.cmd /tmp/podman-generate.man
-
-./bin/podman pod --help | sed -n -e '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman-pod.cmd
-man docs/podman-pod.1 | sed -n -Ee '0,/COMMANDS/d' -e 's/^[[:space:]]*//' -e '/^SEE ALSO/q;p' | grep podman | cut -f1 -d' ' | sed 's/^.//' > /tmp/podman-pod.man
-echo diff -B -u /tmp/podman-pod.cmd /tmp/podman-pod.man
-diff -B -u /tmp/podman-pod.cmd /tmp/podman-pod.man
-
-./bin/podman volume --help | sed -n -e '0,/Available Commands/d' -e '/^Flags/q;p' | sed '/^$/d' | awk '{ print $1 }' > /tmp/podman-volume.cmd
-man docs/podman-volume.1 | sed -n -Ee '0,/COMMANDS/d' -e 's/^[[:space:]]*//' -e '/^SEE ALSO/q;p' | grep podman | cut -f1 -d' ' | sed 's/^.//' > /tmp/podman-volume.man
-echo diff -B -u /tmp/podman-volume.cmd /tmp/podman-volume.man
-diff -B -u /tmp/podman-volume.cmd /tmp/podman-volume.man
+#!/bin/bash
+#
+# Compare commands listed by 'podman help' against those in 'man podman'.
+# Recurse into subcommands as well.
+#
+# Because we read metadoc files in the `docs` directory, this script
+# must run from the top level of a git checkout. FIXME: if necessary,
+# it could instead run 'man podman-XX'; my thinking is that this
+# script should run early in CI.
+#
+
+# override with, e.g., PODMAN=./bin/podman-remote
+PODMAN=${PODMAN:-./bin/podman}
+
+function die() {
+ echo "FATAL: $*" >&2
+ exit 1
+}
+
+
+# Run 'podman help' (possibly against a subcommand, e.g. 'podman help image')
+# and return a list of each first word under 'Available Commands', that is,
+# the command name but not its description.
+function podman_commands() {
+ $PODMAN help "$@" |\
+ awk '/^Available Commands:/{ok=1;next}/^Flags:/{ok=0}ok { print $1 }' |\
+ grep .
+}
+
+# Read a list of subcommands from a command's metadoc
+function podman_man() {
+ if [ "$@" = "podman" ]; then
+ # podman itself.
+ # This md file has a table of the form:
+ # | [podman-cmd(1)\[(podman-cmd.1.md) | Description ... |
+ # For all such, print the 'cmd' portion (the one in brackets).
+ sed -ne 's/^|\s\+\[podman-\([a-z]\+\)(1.*/\1/p' <docs/$1.1.md
+ elif [ "$@" = "podman-image-trust" ]; then
+ # Special case: set and show aren't actually in a table in the man page
+ echo set
+ echo show
+ else
+ # podman subcommand.
+ # Each md file has a table of the form:
+ # | cmd | [podman-cmd(1)](podman-cmd.1.md) | Description ... |
+ # For all such we find, with 'podman- in the second column, print the
+ # first column (with whitespace trimmed)
+ awk -F\| '$3 ~ /podman-/ { gsub(" ","",$2); print $2 }' < docs/$1.1.md
+ fi
+}
+
+# The main thing. Compares help and man page; if we find subcommands, recurse.
+rc=0
+function compare_help_and_man() {
+ echo
+ echo "checking: podman $@"
+
+ # e.g. podman, podman-image, podman-volume
+ local basename=$(echo podman "$@" | sed -e 's/ /-/g')
+
+ podman_commands "$@" | sort > /tmp/${basename}_help.txt
+ podman_man $basename | sort > /tmp/${basename}_man.txt
+
+ diff -u /tmp/${basename}_help.txt /tmp/${basename}_man.txt || rc=1
+
+ # Now look for subcommands, e.g. container, image
+ for cmd in $(< /tmp/${basename}_help.txt); do
+ usage=$($PODMAN "$@" $cmd --help | grep -A1 '^Usage:' | tail -1)
+
+ # if string ends in '[command]', recurse into its subcommands
+ if expr "$usage" : '.*\[command\]$' >/dev/null; then
+ compare_help_and_man "$@" $cmd
+ fi
+ done
+
+ rm -f /tmp/${basename}_{help,man}.txt
+}
+
+
+compare_help_and_man
+
+exit $rc