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|
#!/bin/sh
# shellcheck disable=SC2119,SC2120
# shellcheck source=../conf/default.conf
. "${0%/*}/../conf/default.conf"
# TODO: enable email interface to delete packages
# shellcheck disable=SC2016
if [ $# -ne 0 ]; then
>&2 echo ''
>&2 echo 'usage: interpret-mail'
>&2 echo ' Read email from stdin and interpret / execute body.'
>&2 echo ''
>&2 echo ' The email needs a valid hashcash-stamp (>=20 bits)'
>&2 echo ' and valid encryption to buildmaster@archlinux32.org,'
>&2 echo ' as well as a valid gpg-signature from anyone in the'
>&2 echo ' list in `gpg_keys`. `allowed_email_actions`'
>&2 echo ' determines what instructions are allowed.'
>&2 echo ''
>&2 echo ' Possible instructions are:'
>&2 echo ''
>&2 echo ' - "block: <state-file> <reason>":'
>&2 echo ' Block the given packge for the given reason.'
>&2 echo ''
>&2 echo ' - "copy-to-build-support: <pkgname>":'
>&2 echo ' Copy the given binary package into [build-support].'
>&2 echo ''
>&2 echo ' - "schedule: <pkgbase>":'
>&2 echo ' Put the given package on the build list (again).'
>&2 echo ''
>&2 echo ' - "stabilize: <package-file>":'
>&2 echo ' Mark the given package as tested.'
>&2 echo ''
>&2 echo ' - "unblock: <state-file>":'
>&2 echo ' Unblock the given packge.'
>&2 echo ''
exit 1
fi
# log $success $action $count [$comment_file]
# shellcheck disable=SC2039
log() {
local success
local action
local count
local comment
success="$1"
action="$2"
count="$3"
if [ -z "$4" ]; then
comment=''
else
comment=$(
base64 -w0 "$4"
)
fi
# shellcheck disable=SC2016
{
printf 'INSERT INTO `email_log` (`success`,`action`,`count`,`gpg_key`,`comment`)'
printf ' SELECT '
if [ "${success}" = '1' ]; then
printf '1,'
else
printf '0,'
fi
printf '`email_actions`.`id`,from_base64("%s"),`gpg_keys`.`id`,from_base64("%s")' \
"$(
printf '%s' "${count}" | \
base64 -w0
)" \
"${comment}"
printf ' FROM `email_actions` JOIN `gpg_keys`'
printf '%s' "${gpg_keys_filter}"
printf ' AND `email_actions`.`name`=from_base64("%s");\n' "$(
printf '%s' "${action}" | \
base64 -w0
)"
} | \
mysql_run_query
}
# run_and_log_on_error $action
# shellcheck disable=SC2039
run_and_log_on_error() {
# shellcheck disable=SC2039
local err
local action
action="$1"
shift
err=0
"$@" 2> "${tmp_dir}/stderr" > "${tmp_dir}/stdout" || \
err=$?
if [ "${err}" -eq 0 ]; then
return 0
fi
cat "${tmp_dir}/stdout" >> "${tmp_dir}/stderr"
if [ "${err}" -eq 1 ]; then
printf '^ temporary error - I keep the message.\n' >> \
"${tmp_dir}/stderr"
fi
log '0' "${action}" '0' "${tmp_dir}/stderr"
if [ "${err}" -eq 1 ]; then
exit 1
else
return 1
fi
}
tmp_dir=$(mktemp -d 'tmp.interpret-mail.XXXXXXXXXX' --tmpdir)
trap 'rm -rf --one-file-system "${tmp_dir}"' EXIT
cat > \
"${tmp_dir}/mail"
if ! hashcash -qXc -b 20 \
-d -f "${tmp_dir}/hashcash.db" \
-r 'archlinux32-buildmaster@eckner.net' \
-r 'buildmaster@archlinux32.org' < \
"${tmp_dir}/mail"; then
# shellcheck disable=SC2016
{
printf 'INSERT INTO `email_log` (`success`,`comment`)'
printf ' VALUES (0,"Invalid stamp - ignoring this message.");\n'
} | \
mysql_run_query
exit
fi
if ! sed -n '
/^-----BEGIN PGP MESSAGE-----\s*$/{
:a
/\n-----END PGP MESSAGE-----\s*$/!{
N
ba
}
p
}
' "${tmp_dir}/mail" | \
gpg --batch --status-file "${tmp_dir}/gpg-status" -q -d -o "${tmp_dir}/plain-content" > /dev/null 2>&1; then
# shellcheck disable=SC2016
{
printf 'INSERT INTO `email_log` (`success`,`comment`)'
printf ' VALUES (0,from_base64("%s"));\n' \
"$(
{
printf 'Invalid encryption/signature - ignoring this message.\n'
cat "${tmp_dir}/gpg-status"
} | \
base64 -w0
)"
} | \
mysql_run_query
exit
fi
gpg_keys_filter=$(
# shellcheck disable=SC2016
{
printf 'SELECT DISTINCT `gpg_keys`.`id` FROM `gpg_keys`'
printf ' WHERE `gpg_keys`.`fingerprint` IN ('
grep '^\[GNUPG:] VALIDSIG ' "${tmp_dir}/gpg-status" | \
cut -d' ' -f3 | \
sort -u | \
base64_encode_each | \
sed '
s/^/from_base64("/
s/$/"),/
'
printf '"");\n'
} | \
mysql_run_query | \
sed '
$! s/$/,/
1 s/^/ WHERE `gpg_keys`.`id` IN (/
$ s/$/)/
'
)
if [ -z "${gpg_keys_filter}" ]; then
# shellcheck disable=SC2016
{
printf 'INSERT INTO `email_log` (`success`,`comment`)'
printf ' VALUES (0,from_base64("%s"));\n' \
"$(
{
printf 'No known signature found - I found:\n'
grep '^\[GNUPG:] VALIDSIG ' "${tmp_dir}/gpg-status" | \
cut -d' ' -f3 | \
sort -u | \
sed 's|^|> |'
printf 'Ignoring this message.\n'
} | \
base64 -w0
)"
} | \
mysql_run_query
exit
fi
# shellcheck disable=SC2016
{
printf 'SELECT DISTINCT `email_actions`.`name` FROM `email_actions`'
mysql_join_email_actions_allowed_email_actions
mysql_join_allowed_email_actions_gpg_keys
printf '%s\n' "${gpg_keys_filter}"
} | \
mysql_run_query > \
"${tmp_dir}/allowed-actions"
printf '\n\n' >> "${tmp_dir}/plain-content"
sed -n '
/^$/!b
N
s/^\n//
/^--/b
:a
N
/\n$/!ba
s/\n$//
p
' "${tmp_dir}/plain-content" | \
sed '
:start_loop
$!{
N
bstart_loop
}
s/[=\]\s*\n//g
s/:\s*\n/: /g
s/\n\(\S\+[^: ]\(\s\|\n\|$\)\)/ \1/g
' > \
"${tmp_dir}/raw-content"
sed -n "$(
while read -r action; do
if [ -z "${action}" ]; then
continue
fi
printf \
'/^%s:/{ s/^%s:\s*//; w %s/%s\n b; }\n' \
"${action}" \
"${action}" \
"${tmp_dir}" \
"${action}"
done < \
"${tmp_dir}/allowed-actions"
)" "${tmp_dir}/raw-content"
if [ -s "${tmp_dir}/block" ]; then
if run_and_log_on_error 'block' "${base_dir}/bin/modify-package-state" --wait --block "${tmp_dir}/block"; then
log 1 'block' "$(wc -l < "${tmp_dir}/block")"
else
log 0 'block' 0
fi
fi
if [ -s "${tmp_dir}/stabilize" ]; then
sed -i '
/\.pkg\.tar\.xz$/!s/$/.pkg.tar.xz/
' "${tmp_dir}/stabilize"
if run_and_log_on_error 'stabilize' "${base_dir}/bin/modify-package-state" --wait --tested "${tmp_dir}/stabilize"; then
log 1 'stabilize' "$(wc -l < "${tmp_dir}/stabilize")"
else
log 0 'stabilize' 0
fi
fi
if [ -s "${tmp_dir}/unblock" ]; then
if run_and_log_on_error 'unblock' "${base_dir}/bin/modify-package-state" --wait --unblock "${tmp_dir}/unblock"; then
log 1 'unblock' "$(wc -l < "${tmp_dir}/unblock")"
else
log 0 'unblock' 0
fi
fi
if [ -s "${tmp_dir}/schedule" ]; then
# shellcheck disable=SC2046
"${base_dir}/bin/seed-build-list" --wait $(
tr '[:space:]' '\n' < \
"${tmp_dir}/schedule" | \
grep -vxF '' | \
while read -r package; do
printf -- '-p ^%s$\n' "$(str_to_regex "${package}")"
done
) | \
sponge "${tmp_dir}/schedule"
log 1 'schedule' "$(wc -l < "${tmp_dir}/schedule")"
fi
if [ -s "${tmp_dir}/copy-to-build-support" ]; then
sed -i '
/\.pkg\.tar\.xz$/!s/$/.pkg.tar.xz/
' "${tmp_dir}/copy-to-build-support"
if run_and_log_on_error 'copy-to-build-support' "${base_dir}/bin/copy-to-build-support" --wait "${tmp_dir}/copy-to-build-support"; then
log 1 'copy-to-build-support' "$(wc -l < "${tmp_dir}/copy-to-build-support")"
else
log 0 'copy-to-build-support' 0
fi
fi
|