74 lines
2.4 KiB
Plaintext
74 lines
2.4 KiB
Plaintext
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CREATE OR REPLACE FUNCTION soa_upd(a_old TEXT) RETURNS TEXT AS $_$
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/*
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принять SOA, проверить на "сегодня", если сегодня, то во вторую пару цифр сделать +1
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если не сегодня, или null, то сегодня += 00
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если SOA в принципе не по дате, к ней сделать +1
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*/
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DECLARE
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v_soa TEXT;
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v_id INTEGER;
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BEGIN
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v_soa := to_char(current_timestamp, 'YYYYMMDD');
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IF a_old IS NULL OR a_old < v_soa || '00' THEN
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-- SOA нет или меньше сегодняшнего
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RETURN v_soa || '00';
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END IF;
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v_id := substr(a_old, length(v_soa) + 1)::INT + 1;
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v_soa := substr(a_old, 1, length(v_soa)) || CASE WHEN v_id < 10 THEN '0' ELSE '' END || v_id::TEXT;
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RETURN v_soa;
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END
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$_$ LANGUAGE plpgsql;
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/*
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SELECT x, soa_upd(x) FROM unnest(ARRAY[
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null
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, '2023060100'
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, '2023060600'
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, '2023060604'
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, '2023060624'
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, '2024060624'
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, '202406061100'
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]) x;
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*/
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DO $$
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-- Reload PowerDNS zone data
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DECLARE
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v_domain text := 'dev.lan'; -- domain name
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v_ip text := '127.0.0.1'; -- base ip
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v_ns text := 'ns.dev.lan'; -- master DNS host
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v_ns_admin text := 'admin.ns.dev.lan'; -- master DNS admin email
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v_domain_id integer; -- internal domain id
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v_stamp text; -- zone SOA timestamp
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v_stamp_old text; -- previous zone SOA timestamp
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v_soa text; -- zone SOA
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BEGIN
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SELECT INTO v_domain_id id FROM domains WHERE name = v_domain;
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IF NOT FOUND THEN
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INSERT INTO domains (name, type) VALUES
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(v_domain, 'NATIVE')
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RETURNING id INTO v_domain_id
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;
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END IF;
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SELECT INTO v_stamp_old split_part(content, ' ', 3) FROM records WHERE domain_id = v_domain_id AND type = 'SOA';
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v_stamp := soa_upd(v_stamp_old);
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v_soa := concat_ws(' ', v_ns, v_ns_admin, v_stamp, '10800 3600 604800 1800');
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DELETE FROM records WHERE domain_id = v_domain_id;
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INSERT INTO records (domain_id, name, ttl, type, prio, content) VALUES
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(v_domain_id, v_domain, 60, 'SOA', 0, v_soa)
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, (v_domain_id, v_domain, 1800, 'NS', 0, 'ns.' || v_domain)
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, (v_domain_id, v_domain, 1800, 'MX', 5, 'mail.' || v_domain)
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, (v_domain_id, v_domain, 1800, 'A', 0, v_ip)
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, (v_domain_id, v_domain, 1800,'TXT', 0, 'v=spf1 mx ~all')
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, (v_domain_id, 'www.' || v_domain, 1800, 'A', 0, v_ip)
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;
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END;
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$$;
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