forked from ungleich-public/cdist
122 lines
2.9 KiB
Bash
Executable File
122 lines
2.9 KiB
Bash
Executable File
#!/bin/sh -e
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#
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# 2011 Steven Armstrong (steven-cdist at armstrong.cc)
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# 2020 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
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#
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# This file is part of cdist.
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#
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# cdist is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# cdist is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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quote() {
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if test $# -gt 0
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then
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printf '%s' "$*"
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else
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cat -
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fi | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/'/"
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}
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case $(cat "${__global:?}/explorer/os")
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in
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(netbsd)
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postgres_user='pgsql'
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;;
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(openbsd)
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postgres_user='_postgresql'
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;;
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(*)
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postgres_user='postgres'
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;;
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esac
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rolename=${__object_id:?}
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state_is=$(cat "${__object:?}/explorer/state")
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state_should=$(cat "${__object:?}/parameter/state")
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if test "${state_is}" = "${state_should}"
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then
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exit 0
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fi
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case ${state_should}
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in
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(present)
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if test -s "${__object:?}/parameter/password"
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then
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quoted_password=$(
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delim='$$'
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# NOTE: Strip away trailing $ because with it the check breaks
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# if the password ends with $ + random value.
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while grep -q -F "${delim%$}" "${__object:?}/parameter/password"
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do
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delim="\$$(LC_ALL=C tr -cd '[:alpha:]' </dev/urandom | dd bs=1 count=4 2>/dev/null)$"
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done
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raw_passwd=$(cat "${__object:?}/parameter/password"; printf .)
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# shellcheck disable=SC2016
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printf '%s%s%s' "${delim}" "${raw_passwd%?.}" "${delim}"
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)
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fi
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booleans=
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for boolean in login createdb createrole superuser
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do
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booleans="${booleans}${booleans:+ }$(
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if test -f "${__object:?}/parameter/${boolean}"
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then
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echo "${boolean}"
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else
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echo "no${boolean}"
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fi \
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| tr '[:lower:]' '[:upper:]')"
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done
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case ${state_is}
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in
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(absent)
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query=$(printf 'CREATE ROLE "%s" WITH %s PASSWORD %s;' \
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"${rolename}" "${booleans}" "${quoted_password:-NULL}")
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;;
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(different*)
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query="ALTER ROLE \"${rolename}\" WITH"
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if expr "${state_is}" : 'different.*properties' >/dev/null
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then
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query="${query} ${booleans}"
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fi
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if expr "${state_is}" : 'different.*password' >/dev/null
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then
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query="${query} PASSWORD ${quoted_password:-NULL}"
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fi
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query="${query};"
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;;
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(*)
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printf 'Invalid state reported by state explorer: %s\n' "${state_is}" >&2
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exit 1
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;;
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esac
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psql_cmd=$(printf 'psql postgres -wc %s' "$(quote "${query}")" | quote)
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printf "su -l '%s' -c %s\\n" "${postgres_user}" "${psql_cmd}"
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;;
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(absent)
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printf "su -l '%s' -c 'dropuser '\\\\'%s\\\\'\\n" \
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"${postgres_user}" \
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"$(quote "${rolename}")"
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;;
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esac
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