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|
#!/bin/sh
# shellcheck source=../lib/load-configuration
. "${0%/*}/../lib/load-configuration"
# shellcheck disable=SC2016
usage() {
>&2 echo ''
>&2 echo 'manage-slaves $action [parameters]: manage the list of build slaves'
>&2 echo ''
>&2 echo 'possible actions:'
>&2 echo ' list'
>&2 echo ' add $name $owner $ssh-key-fingerprint'
>&2 echo ' disable $name'
>&2 echo ' enable $name'
exit 1
}
if [ $# -eq 0 ]; then
usage
fi
if errors=$(
printf '%s\n' "$@" | \
grep -vx '[-0-9a-zA-Z=+/]\+'
); then
>&2 echo 'The following parameters contain invalid characters:'
printf '%s\n' "${errors}" | \
sed '
s/^/"/
s/$/"/
' >&2
usage
fi
case "$1" in
'list')
infos=$(
# shellcheck disable=SC2016
{
printf 'SELECT'
printf ' name, CASE WHEN access_allowed = 1 THEN "enabled" ELSE "disabled" END '
printf ' name, CASE WHEN is_sane = 1 THEN "sane" ELSE "not sane" END '
printf ' FROM build_slaves'
printf ';\n'
} | \
mysql_run_query | \
tr '\t' ' '
)
echo "${infos[@]}"
;;
'add')
shift
if [ $# -ne 3 ]; then
>&2 printf '"add" expects 3 parameters, %s were given\n' "$#"
usage
fi
person_id=$(
# shellcheck disable=SC2016
{
printf 'SELECT `persons`.`id`'
printf ' FROM `persons`'
printf ' WHERE `persons`.`name`="%s"' \
"${2}"
} | \
mysql_run_query
)
if [ -z "${person_id}" ]; then
>&2 printf 'Cannot find person "%s" in the database.\n' \
"${2}"
usage
fi
duplicate=$(
# shellcheck disable=SC2016
{
printf 'SELECT CONCAT('
printf '"ssh-key: ",'
printf '`ssh_keys`.`fingerprint`'
printf ')'
printf ' FROM `ssh_keys`'
printf ' WHERE `ssh_keys`.`fingerprint`="%s";\n' \
"${3}"
printf 'SELECT CONCAT('
printf '"build-slave: ",'
printf '`build_slaves`.`name`'
printf ')'
printf ' FROM `build_slaves`'
printf ' WHERE `build_slaves`.`name`="%s";\n' \
"${1}"
} | \
mysql_run_query
)
if [ -n "${duplicate}" ]; then
>&2 printf 'Some entry already existed in the database:\n%s\n' \
"${duplicate}"
usage
fi
# shellcheck disable=SC2016
{
printf 'INSERT INTO `ssh_keys`(`owner`,`fingerprint`)'
printf ' VALUES'
printf ' (%s,"%s");\n' \
"${person_id}" \
"${3}"
printf 'INSERT INTO `build_slaves`('
printf '`name`,'
printf '`ssh_key`,'
printf '`is_sane`,'
printf '`access_allowed`'
printf ') VALUES'
printf '("%s",LAST_INSERT_ID(),1,1);\n' \
"${1}"
} | \
mysql_run_query
printf 'command="%s/bin/slave-build-connect %s" ssh-rsa %s %s@%s\n' \
"${base_dir}" \
"${1}" \
"${3}" \
"${2}" \
"${1}" >> \
~/".ssh/authorized_keys"
;;
'disable'|'enable')
action="${1}"
shift
if [ $# -ne 1 ]; then
>&2 printf '"%s" expects one parameter, %s were given\n' \
"${action}" \
"$#"
usage
fi
infos=$(
# shellcheck disable=SC2016
{
printf 'SELECT'
printf ' `build_slaves`.`id`,'
printf 'CONCAT('
printf '"command=\\\"%s/bin/slave-build-connect ",' \
"${base_dir}"
printf '`build_slaves`.`name`,'
printf '"\\\" ssh-rsa ",'
printf '`ssh_keys`.`fingerprint`,'
printf '" ",'
printf '`persons`.`name`,'
printf '"@",'
printf '`build_slaves`.`name`'
printf ')'
printf ' FROM `build_slaves`'
mysql_join_build_slaves_ssh_keys
mysql_join_ssh_keys_persons
printf ' WHERE `build_slaves`.`name`="%s"' \
"${1}"
printf ' AND `build_slaves`.`access_allowed`='
if [ "${action}" = 'disable' ]; then
printf 1
else
printf 0
fi
printf ';\n'
} | \
mysql_run_query | \
tr '\t' ' '
)
if [ -z "${infos}" ]; then
>&2 printf 'Cannot find build slave "%s" in the database to %s.\n' \
"${1}" \
"${action}"
usage
fi
if [ "${action}" = 'disable' ]; then
grep -vF "$(
printf '%s\n' "${infos}" | \
sed '
s/^\S\+ //
s/\s\+\S\+$//
'
)" ~/".ssh/authorized_keys" | \
sponge ~/".ssh/authorized_keys"
else
printf '%s\n' "${infos}" | \
sed 's/^\S\+ //' >> \
~/".ssh/authorized_keys"
fi
# shellcheck disable=SC2016
{
printf 'UPDATE `build_slaves`'
printf ' SET `build_slaves`.`access_allowed`='
if [ "${action}" = 'disable' ]; then
printf 0
else
printf 1
fi
printf ' WHERE `build_slaves`.`id`=%s;\n' \
"${infos%% *}"
} | \
mysql_run_query
;;
*)
>&2 printf 'unknown action "%s"\n' "$1"
usage
;;
esac
|
