282 lines
15 KiB
PL/PgSQL
282 lines
15 KiB
PL/PgSQL
-- This is the database schema for the 'scan-drbd' Scan Agent.
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CREATE TABLE scan_drbd (
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scan_drbd_uuid uuid not null primary key,
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scan_drbd_host_uuid uuid not null,
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scan_drbd_common_xml text not null, -- This is the raw <common> section of 'drbdadm dump-xml'.
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scan_drbd_flush_disk boolean not null, -- Set to true when disk flushes are enabled (only safe to be false when FBWC is used)
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scan_drbd_flush_md boolean not null, -- Set to true when meta-data flushes are enabled (only safe to be false when FBWC is used)
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scan_drbd_timeout numeric not null, -- This is how long we'll wait for a response from a peer (in seconds) before declaring it lost.
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scan_drbd_total_sync_speed numeric not null, -- This is the current total sync speed across all resync'ing volumes
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modified_date timestamp with time zone not null,
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FOREIGN KEY(scan_drbd_host_uuid) REFERENCES hosts(host_uuid)
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);
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ALTER TABLE scan_drbd OWNER TO admin;
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CREATE TABLE history.scan_drbd (
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history_id bigserial,
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scan_drbd_uuid uuid,
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scan_drbd_host_uuid uuid,
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scan_drbd_common_xml text,
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scan_drbd_flush_disk boolean,
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scan_drbd_flush_md boolean,
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scan_drbd_timeout numeric,
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scan_drbd_total_sync_speed numeric,
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modified_date timestamp with time zone not null
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);
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ALTER TABLE history.scan_drbd OWNER TO admin;
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CREATE FUNCTION history_scan_drbd() RETURNS trigger
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AS $$
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DECLARE
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history_scan_drbd RECORD;
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BEGIN
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SELECT INTO history_scan_drbd * FROM scan_drbd WHERE scan_drbd_uuid=new.scan_drbd_uuid;
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INSERT INTO history.scan_drbd
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(scan_drbd_uuid,
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scan_drbd_host_uuid,
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scan_drbd_common_xml,
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scan_drbd_flush_disk,
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scan_drbd_flush_md,
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scan_drbd_timeout,
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scan_drbd_total_sync_speed,
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modified_date)
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VALUES
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(history_scan_drbd.scan_drbd_uuid,
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history_scan_drbd.scan_drbd_host_uuid,
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history_scan_drbd.scan_drbd_common_xml,
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history_scan_drbd.scan_drbd_flush_disk,
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history_scan_drbd.scan_drbd_flush_md,
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history_scan_drbd.scan_drbd_timeout,
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history_scan_drbd.scan_drbd_total_sync_speed,
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history_scan_drbd.modified_date);
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RETURN NULL;
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END;
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$$
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LANGUAGE plpgsql;
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ALTER FUNCTION history_scan_drbd() OWNER TO admin;
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CREATE TRIGGER trigger_scan_drbd
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AFTER INSERT OR UPDATE ON scan_drbd
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FOR EACH ROW EXECUTE PROCEDURE history_scan_drbd();
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-- This is mostly an anchor for the connections and volumes table
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CREATE TABLE scan_drbd_resources (
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scan_drbd_resource_uuid uuid not null primary key,
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scan_drbd_resource_host_uuid uuid not null,
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scan_drbd_resource_name text not null, -- The name of the resource.
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scan_drbd_resource_up boolean not null, -- This indicates if the resource is up on this host.
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scan_drbd_resource_xml text not null, -- This is the raw <common> section of 'drbd_resourceadm dump-xml'. This gets set to DELETED when the resource disappears.
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modified_date timestamp with time zone not null,
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FOREIGN KEY(scan_drbd_resource_host_uuid) REFERENCES hosts(host_uuid)
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);
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ALTER TABLE scan_drbd_resources OWNER TO admin;
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CREATE TABLE history.scan_drbd_resources (
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history_id bigserial,
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scan_drbd_resource_uuid uuid,
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scan_drbd_resource_host_uuid uuid,
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scan_drbd_resource_name text,
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scan_drbd_resource_up boolean,
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scan_drbd_resource_xml text,
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modified_date timestamp with time zone not null
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);
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ALTER TABLE history.scan_drbd_resources OWNER TO admin;
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CREATE FUNCTION history_scan_drbd_resources() RETURNS trigger
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AS $$
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DECLARE
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history_scan_drbd_resources RECORD;
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BEGIN
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SELECT INTO history_scan_drbd_resources * FROM scan_drbd_resources WHERE scan_drbd_resource_uuid=new.scan_drbd_resource_uuid;
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INSERT INTO history.scan_drbd_resources
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(scan_drbd_resource_uuid,
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scan_drbd_resource_host_uuid,
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scan_drbd_resource_name,
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scan_drbd_resource_up,
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scan_drbd_resource_xml,
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modified_date)
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VALUES
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(history_scan_drbd_resources.scan_drbd_resource_uuid,
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history_scan_drbd_resources.scan_drbd_resource_host_uuid,
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history_scan_drbd_resources.scan_drbd_resource_name,
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history_scan_drbd_resources.scan_drbd_resource_up,
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history_scan_drbd_resources.scan_drbd_resource_xml,
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history_scan_drbd_resources.modified_date);
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RETURN NULL;
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END;
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$$
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LANGUAGE plpgsql;
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ALTER FUNCTION history_scan_drbd_resources() OWNER TO admin;
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CREATE TRIGGER trigger_scan_drbd_resources
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AFTER INSERT OR UPDATE ON scan_drbd_resources
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FOR EACH ROW EXECUTE PROCEDURE history_scan_drbd_resources();
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-- NOTE: This table stores the information about this volume on the local host.
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CREATE TABLE scan_drbd_volumes (
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scan_drbd_volume_uuid uuid not null primary key,
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scan_drbd_volume_host_uuid uuid not null,
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scan_drbd_volume_scan_drbd_resource_uuid uuid not null,
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scan_drbd_volume_number numeric not null, -- The name of the volume.
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scan_drbd_volume_device_path text not null, -- This is the device path to the DRBD resource. This gets set to DELETED when the volume disappears.
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scan_drbd_volume_device_minor numeric not null, -- This is the device minor number, which translates to '/dev/drbd<minor>'
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scan_drbd_volume_size numeric not null, -- This is size of the DRBD device (in bytes)
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modified_date timestamp with time zone not null,
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FOREIGN KEY(scan_drbd_volume_scan_drbd_resource_uuid) REFERENCES scan_drbd_resources(scan_drbd_resource_uuid),
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FOREIGN KEY(scan_drbd_volume_host_uuid) REFERENCES hosts(host_uuid)
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);
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ALTER TABLE scan_drbd_volumes OWNER TO admin;
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CREATE TABLE history.scan_drbd_volumes (
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history_id bigserial,
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scan_drbd_volume_uuid uuid,
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scan_drbd_volume_host_uuid uuid,
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scan_drbd_volume_scan_drbd_resource_uuid uuid,
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scan_drbd_volume_number numeric,
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scan_drbd_volume_device_path text,
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scan_drbd_volume_device_minor numeric,
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scan_drbd_volume_size numeric,
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modified_date timestamp with time zone not null
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);
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ALTER TABLE history.scan_drbd_volumes OWNER TO admin;
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CREATE FUNCTION history_scan_drbd_volumes() RETURNS trigger
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AS $$
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DECLARE
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history_scan_drbd_volumes RECORD;
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BEGIN
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SELECT INTO history_scan_drbd_volumes * FROM scan_drbd_volumes WHERE scan_drbd_volume_uuid=new.scan_drbd_volume_uuid;
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INSERT INTO history.scan_drbd_volumes
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(scan_drbd_volume_uuid,
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scan_drbd_volume_host_uuid,
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scan_drbd_volume_scan_drbd_resource_uuid,
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scan_drbd_volume_number,
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scan_drbd_volume_device_path,
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scan_drbd_volume_device_minor,
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scan_drbd_volume_size,
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modified_date)
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VALUES
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(history_scan_drbd_volumes.scan_drbd_volume_uuid,
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history_scan_drbd_volumes.scan_drbd_volume_host_uuid,
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history_scan_drbd_volumes.scan_drbd_volume_scan_drbd_resource_uuid,
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history_scan_drbd_volumes.scan_drbd_volume_number,
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history_scan_drbd_volumes.scan_drbd_volume_device_path,
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history_scan_drbd_volumes.scan_drbd_volume_device_minor,
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history_scan_drbd_volumes.scan_drbd_volume_size,
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history_scan_drbd_volumes.modified_date);
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RETURN NULL;
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END;
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$$
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LANGUAGE plpgsql;
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ALTER FUNCTION history_scan_drbd_volumes() OWNER TO admin;
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CREATE TRIGGER trigger_scan_drbd_volumes
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AFTER INSERT OR UPDATE ON scan_drbd_volumes
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FOR EACH ROW EXECUTE PROCEDURE history_scan_drbd_volumes();
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-- This is the peer information for a given volume
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CREATE TABLE scan_drbd_peers (
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scan_drbd_peer_uuid uuid not null primary key,
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scan_drbd_peer_host_uuid uuid not null,
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scan_drbd_peer_scan_drbd_volume_uuid uuid not null,
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scan_drbd_peer_host_name text not null, -- The host name for this peer, as recorded in the config
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scan_drbd_peer_connection_state text not null, -- The connection state to the peer. See "Connection States" and "Replication States" above. This gets set to DELETED when the peer disappears from the configuration.
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scan_drbd_peer_local_disk_state text not null, -- The local disk state of the peer, see "Disk States" above.
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scan_drbd_peer_disk_state text not null, -- The local disk state of the peer, see "Disk States" above.
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scan_drbd_peer_local_role text not null, -- The current local role of the peer.
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scan_drbd_peer_role text not null, -- The current peer role of the peer.
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scan_drbd_peer_out_of_sync_size numeric not null, -- This is the number of "out of sync" bytes. Set to '0' when both sides are UpToDate.
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scan_drbd_peer_replication_speed numeric not null, -- This is how many bytes per second are being copied. Set to '0' when not synchronizing.
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scan_drbd_peer_estimated_time_to_sync numeric not null, -- This is the number of second that is *estimated* remaining in the resync. Set to '0' when both sides are UpToDate.
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scan_drbd_peer_ip_address text not null, -- The (SN) IP address used for this peer.
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scan_drbd_peer_tcp_port numeric not null, -- This is the port number used for this peer.
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scan_drbd_peer_protocol text not null, -- This is 'A' for async peers (to DR, usually) or 'C' to sync peers (node peer and sometimes DR)
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scan_drbd_peer_fencing text not null, -- Set to 'resource-and-stonith' for node peers and 'dont-care' for DR hosts.
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modified_date timestamp with time zone not null,
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FOREIGN KEY(scan_drbd_peer_scan_drbd_volume_uuid) REFERENCES scan_drbd_volumes(scan_drbd_volume_uuid),
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FOREIGN KEY(scan_drbd_peer_host_uuid) REFERENCES hosts(host_uuid)
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);
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ALTER TABLE scan_drbd_peers OWNER TO admin;
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CREATE TABLE history.scan_drbd_peers (
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history_id bigserial,
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scan_drbd_peer_uuid uuid,
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scan_drbd_peer_host_uuid uuid,
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scan_drbd_peer_scan_drbd_volume_uuid uuid,
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scan_drbd_peer_host_name text,
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scan_drbd_peer_connection_state text,
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scan_drbd_peer_local_disk_state text,
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scan_drbd_peer_disk_state text,
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scan_drbd_peer_local_role text,
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scan_drbd_peer_role text,
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scan_drbd_peer_out_of_sync_size numeric,
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scan_drbd_peer_replication_speed numeric,
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scan_drbd_peer_estimated_time_to_sync numeric,
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scan_drbd_peer_ip_address text,
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scan_drbd_peer_tcp_port numeric,
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scan_drbd_peer_protocol text,
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scan_drbd_peer_fencing text,
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modified_date timestamp with time zone not null
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);
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ALTER TABLE history.scan_drbd_peers OWNER TO admin;
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CREATE FUNCTION history_scan_drbd_peers() RETURNS trigger
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AS $$
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DECLARE
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history_scan_drbd_peers RECORD;
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BEGIN
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SELECT INTO history_scan_drbd_peers * FROM scan_drbd_peers WHERE scan_drbd_peer_uuid=new.scan_drbd_peer_uuid;
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INSERT INTO history.scan_drbd_peers
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(scan_drbd_peer_uuid,
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scan_drbd_peer_host_uuid,
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scan_drbd_peer_scan_drbd_volume_uuid,
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scan_drbd_peer_host_name,
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scan_drbd_peer_connection_state,
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scan_drbd_peer_local_disk_state,
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scan_drbd_peer_disk_state,
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scan_drbd_peer_local_role,
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scan_drbd_peer_role,
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scan_drbd_peer_out_of_sync_size,
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scan_drbd_peer_replication_speed,
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scan_drbd_peer_estimated_time_to_sync,
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scan_drbd_peer_ip_address,
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scan_drbd_peer_tcp_port,
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scan_drbd_peer_protocol,
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scan_drbd_peer_fencing,
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modified_date)
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VALUES
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(history_scan_drbd_peers.scan_drbd_peer_uuid,
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history_scan_drbd_peers.scan_drbd_peer_host_uuid,
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history_scan_drbd_peers.scan_drbd_peer_scan_drbd_volume_uuid,
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history_scan_drbd_peers.scan_drbd_peer_host_name,
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history_scan_drbd_peers.scan_drbd_peer_connection_state,
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history_scan_drbd_peers.scan_drbd_peer_local_disk_state,
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history_scan_drbd_peers.scan_drbd_peer_disk_state,
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history_scan_drbd_peers.scan_drbd_peer_local_role,
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history_scan_drbd_peers.scan_drbd_peer_role,
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history_scan_drbd_peers.scan_drbd_peer_out_of_sync_size,
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history_scan_drbd_peers.scan_drbd_peer_replication_speed,
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history_scan_drbd_peers.scan_drbd_peer_estimated_time_to_sync,
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history_scan_drbd_peers.scan_drbd_peer_ip_address,
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history_scan_drbd_peers.scan_drbd_peer_tcp_port,
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history_scan_drbd_peers.scan_drbd_peer_protocol,
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history_scan_drbd_peers.scan_drbd_peer_fencing,
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history_scan_drbd_peers.modified_date);
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RETURN NULL;
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END;
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$$
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LANGUAGE plpgsql;
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ALTER FUNCTION history_scan_drbd_peers() OWNER TO admin;
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CREATE TRIGGER trigger_scan_drbd_peers
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AFTER INSERT OR UPDATE ON scan_drbd_peers
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FOR EACH ROW EXECUTE PROCEDURE history_scan_drbd_peers();
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