X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=planetlab4.sql;h=39d30d89d4d45ddbe836b1e53a33ecc5cb4b7884;hb=dfd614ed44d424d6677599d55dc8ccf76f274a2b;hp=9e1d1d5b0e5b5b19c6dea0e8be0c685aab5fa87b;hpb=df7b2e1295ad9bfb249e12313b5a618546612720;p=plcapi.git

diff --git a/planetlab4.sql b/planetlab4.sql
index 9e1d1d5..39d30d8 100644
--- a/planetlab4.sql
+++ b/planetlab4.sql
@@ -9,7 +9,7 @@
 --
 -- Copyright (C) 2006 The Trustees of Princeton University
 --
--- $Id: planetlab4.sql,v 1.27 2006/11/03 20:36:05 thierry Exp $
+-- $Id: planetlab4.sql,v 1.52 2006/11/29 17:57:27 tmack Exp $
 --
 
 --------------------------------------------------------------------------------
@@ -25,6 +25,33 @@ CREATE AGGREGATE array_accum (
     initcond = '{}'
 );
 
+--------------------------------------------------------------------------------
+-- Version
+--------------------------------------------------------------------------------
+
+--version
+CREATE TABLE plc_db_version (
+	version integer NOT NULL 
+) WITH OIDS;
+
+INSERT INTO plc_db_version (version) VALUES (4);
+
+--------------------------------------------------------------------------------
+-- Peers
+--------------------------------------------------------------------------------
+
+-- Peers
+CREATE TABLE peers (
+     peer_id  serial PRIMARY KEY, -- identifier
+     peername text NOT NULL,      -- free text
+     peer_url text NOT NULL,      -- the url of that peer's API
+     -- oops, looks like we have a dependency loop here
+     --person_id integer REFERENCES persons NOT NULL, -- the account we use for logging in
+     auth_person_id integer NOT NULL, -- the account we use for logging in
+       
+     deleted boolean NOT NULL DEFAULT false
+) WITH OIDS;
+
 --------------------------------------------------------------------------------
 -- Accounts
 --------------------------------------------------------------------------------
@@ -52,7 +79,9 @@ CREATE TABLE persons (
 
     -- Timestamps
     date_created timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP,
-    last_updated timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP
+    last_updated timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    
+    peer_id integer REFERENCES peers -- From which peer 
 ) WITH OIDS;
 CREATE INDEX persons_email_idx ON persons (email) WHERE deleted IS false;
 
@@ -79,7 +108,9 @@ CREATE TABLE sites (
 
     -- Timestamps
     date_created timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP,
-    last_updated timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP
+    last_updated timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    peer_id integer REFERENCES peers -- From which peer 
 ) WITH OIDS;
 CREATE INDEX sites_login_base_idx ON sites (login_base) WHERE deleted IS false;
 
@@ -102,14 +133,14 @@ ORDER BY is_primary DESC;
 -- Sites that each person is a member of
 CREATE VIEW person_sites AS
 SELECT person_id,
-array_to_string(array_accum(site_id), ',') AS site_ids
+array_accum(site_id) AS site_ids
 FROM person_site_ordered
 GROUP BY person_id;
 
 -- Accounts at each site
 CREATE VIEW site_persons AS
 SELECT site_id,
-array_to_string(array_accum(person_id), ',') AS person_ids
+array_accum(person_id) AS person_ids
 FROM person_site
 GROUP BY site_id;
 
@@ -151,8 +182,8 @@ CREATE INDEX address_address_type_address_type_id_idx ON address_address_type (a
 
 CREATE VIEW address_address_types AS
 SELECT address_id,
-array_to_string(array_accum(address_type_id), ',') AS address_type_ids,
-array_to_string(array_accum(address_types.name), ',') AS address_types
+array_accum(address_type_id) AS address_type_ids,
+array_accum(address_types.name) AS address_types
 FROM address_address_type
 LEFT JOIN address_types USING (address_type_id)
 GROUP BY address_id;
@@ -167,7 +198,7 @@ CREATE INDEX site_address_address_id_idx ON site_address (address_id);
 
 CREATE VIEW site_addresses AS
 SELECT site_id,
-array_to_string(array_accum(address_id), ',') AS address_ids
+array_accum(address_id) AS address_ids
 FROM site_address
 GROUP BY site_id;
 
@@ -186,7 +217,8 @@ CREATE TABLE keys (
     key_id serial PRIMARY KEY, -- Key identifier
     key_type text REFERENCES key_types NOT NULL, -- Key type
     key text NOT NULL, -- Key material
-    is_blacklisted boolean NOT NULL DEFAULT false -- Has been blacklisted
+    is_blacklisted boolean NOT NULL DEFAULT false, -- Has been blacklisted
+    peer_id integer REFERENCES peers -- From which peer 
 ) WITH OIDS;
 
 -- Account authentication key(s)
@@ -200,7 +232,7 @@ CREATE INDEX person_key_key_id_idx ON person_key (key_id);
 
 CREATE VIEW person_keys AS
 SELECT person_id,
-array_to_string(array_accum(key_id), ',') AS key_ids
+array_accum(key_id) AS key_ids
 FROM person_key
 GROUP BY person_id;
 
@@ -232,8 +264,8 @@ CREATE INDEX person_role_person_id_idx ON person_role (person_id);
 -- Account roles
 CREATE VIEW person_roles AS
 SELECT person_id,
-array_to_string(array_accum(role_id), ',') AS role_ids,
-array_to_string(array_accum(roles.name), ',') AS roles
+array_accum(role_id) AS role_ids,
+array_accum(roles.name) AS roles
 FROM person_role
 LEFT JOIN roles USING (role_id)
 GROUP BY person_id;
@@ -253,39 +285,28 @@ INSERT INTO boot_states (boot_state) VALUES ('rins');
 INSERT INTO boot_states (boot_state) VALUES ('rcnf');
 INSERT INTO boot_states (boot_state) VALUES ('new');
 
--- Peers
-CREATE TABLE peers (
-     peer_id  serial PRIMARY KEY, -- identifier
-     peername text NOT NULL,      -- free text
-     peer_url text NOT NULL,      -- the url of that peer's API
-     person_id integer REFERENCES persons NOT NULL, -- the account we use for logging in
-       
-     deleted boolean NOT NULL DEFAULT false
-) WITH OIDS;
-
-
 -- Nodes
 CREATE TABLE nodes (
     -- Mandatory
     node_id serial PRIMARY KEY, -- Node identifier
     hostname text NOT NULL, -- Node hostname
-    site_id integer REFERENCES sites, -- At which site (clause NOT NULL removed for foreign_nodes)
+    site_id integer REFERENCES sites NOT NULL, -- At which site 
+
     boot_state text REFERENCES boot_states NOT NULL DEFAULT 'inst', -- Node boot state
-    cached boolean NOT NULL DEFAULT false,  -- is this entry cached from a peer ?
-    peer_id integer REFERENCES peers,	    -- if cached, then from what peer
     deleted boolean NOT NULL DEFAULT false, -- Is deleted
 
     -- Optional
     model text, -- Hardware make and model
     boot_nonce text, -- Random nonce updated by Boot Manager
     version text, -- Boot CD version string updated by Boot Manager
-    -- XXX Should be key_id integer REFERENCES keys
     ssh_rsa_key text, -- SSH host key updated by Boot Manager
     key text, -- Node key generated by API when configuration file is downloaded
 
     -- Timestamps
     date_created timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP,
-    last_updated timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP
+    last_updated timestamp without time zone NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    peer_id integer REFERENCES peers -- From which peer 
 ) WITH OIDS;
 CREATE INDEX nodes_hostname_idx ON nodes (hostname) WHERE deleted IS false;
 CREATE INDEX nodes_site_id_idx ON nodes (site_id) WHERE deleted IS false;
@@ -293,24 +314,10 @@ CREATE INDEX nodes_site_id_idx ON nodes (site_id) WHERE deleted IS false;
 -- Nodes at each site
 CREATE VIEW site_nodes AS
 SELECT site_id,
-array_to_string(array_accum(node_id), ',') AS node_ids
+array_accum(node_id) AS node_ids
 FROM nodes
 GROUP BY site_id;
 
--- Nodes at each peer
-CREATE VIEW peer_nodes AS
-SELECT peer_id,
-array_to_string(array_accum(node_id), ',') AS node_ids
-FROM nodes 
-GROUP BY peer_id;
-
-CREATE VIEW view_peers AS
-SELECT 
-peers.*, 
-peer_nodes.node_ids 
-FROM peers
-LEFT JOIN peer_nodes USING (peer_id);
-
 --------------------------------------------------------------------------------
 -- Node groups
 --------------------------------------------------------------------------------
@@ -334,14 +341,14 @@ CREATE INDEX nodegroup_node_node_id_idx ON nodegroup_node (node_id);
 -- Nodes in each node group
 CREATE VIEW nodegroup_nodes AS
 SELECT nodegroup_id,
-array_to_string(array_accum(node_id), ',') AS node_ids
+array_accum(node_id) AS node_ids
 FROM nodegroup_node
 GROUP BY nodegroup_id;
 
 -- Node groups that each node is a member of
 CREATE VIEW node_nodegroups AS
 SELECT node_id,
-array_to_string(array_accum(nodegroup_id), ',') AS nodegroup_ids
+array_accum(nodegroup_id) AS nodegroup_ids
 FROM nodegroup_node
 GROUP BY node_id;
 
@@ -375,14 +382,14 @@ CREATE INDEX conf_file_node_node_id_idx ON conf_file_node (node_id);
 -- Nodes linked to each configuration file
 CREATE VIEW conf_file_nodes AS
 SELECT conf_file_id,
-array_to_string(array_accum(node_id), ',') AS node_ids
+array_accum(node_id) AS node_ids
 FROM conf_file_node
 GROUP BY conf_file_id;
 
 -- Configuration files linked to each node
 CREATE VIEW node_conf_files AS
 SELECT node_id,
-array_to_string(array_accum(conf_file_id), ',') AS conf_file_ids
+array_accum(conf_file_id) AS conf_file_ids
 FROM conf_file_node
 GROUP BY node_id;
 
@@ -397,14 +404,14 @@ CREATE INDEX conf_file_nodegroup_nodegroup_id_idx ON conf_file_nodegroup (nodegr
 -- Node groups linked to each configuration file
 CREATE VIEW conf_file_nodegroups AS
 SELECT conf_file_id,
-array_to_string(array_accum(nodegroup_id), ',') AS nodegroup_ids
+array_accum(nodegroup_id) AS nodegroup_ids
 FROM conf_file_nodegroup
 GROUP BY conf_file_id;
 
 -- Configuration files linked to each node group
 CREATE VIEW nodegroup_conf_files AS
 SELECT nodegroup_id,
-array_to_string(array_accum(conf_file_id), ',') AS conf_file_ids
+array_accum(conf_file_id) AS conf_file_ids
 FROM conf_file_nodegroup
 GROUP BY nodegroup_id;
 
@@ -461,7 +468,7 @@ ORDER BY is_primary DESC;
 -- Network interfaces on each node
 CREATE VIEW node_nodenetworks AS
 SELECT node_id,
-array_to_string(array_accum(nodenetwork_id), ',') AS nodenetwork_ids
+array_accum(nodenetwork_id) AS nodenetwork_ids
 FROM nodenetworks_ordered
 GROUP BY node_id;
 
@@ -487,7 +494,7 @@ CREATE INDEX pcus_site_id_idx ON pcus (site_id);
 
 CREATE VIEW site_pcus AS
 SELECT site_id,
-array_to_string(array_accum(pcu_id), ',') AS pcu_ids
+array_accum(pcu_id) AS pcu_ids
 FROM pcus
 GROUP BY site_id;
 
@@ -503,15 +510,15 @@ CREATE INDEX pcu_node_node_id_idx ON pcu_node (node_id);
 
 CREATE VIEW node_pcus AS
 SELECT node_id,
-array_to_string(array_accum(pcu_id), ',') AS pcu_ids,
-array_to_string(array_accum(port), ',') AS ports
+array_accum(pcu_id) AS pcu_ids,
+array_accum(port) AS ports
 FROM pcu_node
 GROUP BY node_id;
 
 CREATE VIEW pcu_nodes AS
 SELECT pcu_id,
-array_to_string(array_accum(node_id), ',') AS node_ids,
-array_to_string(array_accum(port), ',') AS ports
+array_accum(node_id) AS node_ids,
+array_accum(port) AS ports
 FROM pcu_node
 GROUP BY pcu_id;
 
@@ -530,6 +537,8 @@ INSERT INTO slice_instantiations (instantiation) VALUES ('delegated'); -- Manual
 CREATE TABLE slices (
     slice_id serial PRIMARY KEY, -- Slice identifier
     site_id integer REFERENCES sites NOT NULL, -- Site identifier
+    peer_id integer REFERENCES peers, -- on which peer
+
     name text NOT NULL, -- Slice name
     instantiation text REFERENCES slice_instantiations NOT NULL DEFAULT 'plc-instantiated', -- Slice state, e.g. plc-instantiated
     url text, -- Project URL
@@ -562,22 +571,23 @@ SELECT * FROM slice_node;
 -- Nodes in each slice
 CREATE VIEW slice_nodes AS
 SELECT slice_id,
-array_to_string(array_accum(node_id), ',') AS node_ids
+array_accum(node_id) AS node_ids
 FROM slice_node
 GROUP BY slice_id;
 
 -- Slices on each node
 CREATE VIEW node_slices AS
 SELECT node_id,
-array_to_string(array_accum(slice_id), ',') AS slice_ids
+array_accum(slice_id) AS slice_ids
 FROM slice_node
 GROUP BY node_id;
 
 -- Slices at each site
 CREATE VIEW site_slices AS
 SELECT site_id,
-array_to_string(array_accum(slice_id), ',') AS slice_ids
+array_accum(slice_id) AS slice_ids
 FROM slices
+WHERE is_deleted is false
 GROUP BY site_id;
 
 -- Slice membership
@@ -592,14 +602,14 @@ CREATE INDEX slice_person_person_id_idx ON slice_person (person_id);
 -- Members of the slice
 CREATE VIEW slice_persons AS
 SELECT slice_id,
-array_to_string(array_accum(person_id), ',') AS person_ids
+array_accum(person_id) AS person_ids
 FROM slice_person
 GROUP BY slice_id;
 
 -- Slices of which each person is a member
 CREATE VIEW person_slices AS
 SELECT person_id,
-array_to_string(array_accum(slice_id), ',') AS slice_ids
+array_accum(slice_id) AS slice_ids
 FROM slice_person
 GROUP BY person_id;
 
@@ -612,7 +622,9 @@ CREATE TABLE slice_attribute_types (
     attribute_type_id serial PRIMARY KEY, -- Attribute type identifier
     name text UNIQUE NOT NULL, -- Attribute name
     description text, -- Attribute description
-    min_role_id integer REFERENCES roles DEFAULT 10 -- If set, minimum (least powerful) role that can set or change this attribute
+    min_role_id integer REFERENCES roles DEFAULT 10, -- If set, minimum (least powerful) role that can set or change this attribute
+ 
+    peer_id integer REFERENCES peers -- From which peer 
 ) WITH OIDS;
 
 -- Slice/sliver attributes
@@ -621,14 +633,16 @@ CREATE TABLE slice_attribute (
     slice_id integer REFERENCES slices NOT NULL, -- Slice identifier
     node_id integer REFERENCES nodes, -- Sliver attribute if set
     attribute_type_id integer REFERENCES slice_attribute_types NOT NULL, -- Attribute type identifier
-    value text
+    value text,
+
+    peer_id integer REFERENCES peers -- From which peer 
 ) WITH OIDS;
 CREATE INDEX slice_attribute_slice_id_idx ON slice_attribute (slice_id);
 CREATE INDEX slice_attribute_node_id_idx ON slice_attribute (node_id);
 
 CREATE VIEW slice_attributes AS
 SELECT slice_id,
-array_to_string(array_accum(slice_attribute_id), ',') AS slice_attribute_ids
+array_accum(slice_attribute_id) AS slice_attribute_ids
 FROM slice_attribute
 GROUP BY slice_id;
 
@@ -665,6 +679,7 @@ CREATE TABLE node_session (
 
 CREATE TABLE messages (
     message_id text PRIMARY KEY, -- Message name
+    subject text, -- Message summary
     template text, -- Message template
     enabled bool NOT NULL DEFAULT true -- Whether message is enabled
 ) WITH OIDS;
@@ -673,53 +688,15 @@ CREATE TABLE messages (
 -- Events
 --------------------------------------------------------------------------------
 
--- Event types
-CREATE TABLE event_types (
-    event_type text PRIMARY KEY -- Event type
-) WITH OIDS;
-INSERT INTO event_types (event_type) VALUES ('Add');
-INSERT INTO event_types (event_type) VALUES ('AddTo');
-INSERT INTO event_types (event_type) VALUES ('Get');
-INSERT INTO event_types (event_type) VALUES ('Update');
-INSERT INTO event_types (event_type) VALUES ('Delete');
-INSERT INTO event_types (event_type) VALUES ('DeleteFrom');
-INSERT INTO event_types (event_type) VALUES ('Unknown');
-
--- Object types
-CREATE TABLE object_types (
-    object_type text PRIMARY KEY -- Object type 
-) WITH OIDS;
-INSERT INTO object_types (object_type) VALUES ('AddressType');
-INSERT INTO object_types (object_type) VALUES ('Address');
-INSERT INTO object_types (object_type) VALUES ('BootState');
-INSERT INTO object_types (object_type) VALUES ('ConfFile');
-INSERT INTO object_types (object_type) VALUES ('KeyType');
-INSERT INTO object_types (object_type) VALUES ('Key');
-INSERT INTO object_types (object_type) VALUES ('NetworkMethod');
-INSERT INTO object_types (object_type) VALUES ('NetworkType');
-INSERT INTO object_types (object_type) VALUES ('Network');
-INSERT INTO object_types (object_type) VALUES ('NodeGroup');
-INSERT INTO object_types (object_type) VALUES ('NodeNetwork');
-INSERT INTO object_types (object_type) VALUES ('Node');
-INSERT INTO object_types (object_type) VALUES ('PCU');
-INSERT INTO object_types (object_type) VALUES ('Person');
-INSERT INTO object_types (object_type) VALUES ('Role');
-INSERT INTO object_types (object_type) VALUES ('Session');
-INSERT INTO object_types (object_type) VALUES ('Site');
-INSERT INTO object_types (object_type) VALUES ('SliceAttributeType');
-INSERT INTO object_types (object_type) VALUES ('SliceAttribute');
-INSERT INTO object_types (object_type) VALUES ('Slice');
-INSERT INTO object_types (object_type) VALUES ('Unknown');
 
 -- Events
 CREATE TABLE events (
     event_id serial PRIMARY KEY,  -- Event identifier
     person_id integer REFERENCES persons, -- Person responsible for event, if any
     node_id integer REFERENCES nodes, -- Node responsible for event, if any
-    event_type text REFERENCES event_types NOT NULL DEFAULT 'Unknown', -- Event type 
-    object_type text REFERENCES object_types NOT NULL DEFAULT 'Unknown', -- Object type associated with event
     fault_code integer NOT NULL DEFAULT 0, -- Did this event result in error
-    call text NOT NULL, -- Call responsible for this event
+    call_name text Not NULL, -- Call responsible for this event
+    call text NOT NULL, -- Call responsible for this event, including paramters
     runtime float, -- Event run time
     time timestamp without time zone  NOT NULL DEFAULT CURRENT_TIMESTAMP -- Event timestamp
 ) WITH OIDS;
@@ -734,7 +711,7 @@ CREATE INDEX event_object_object_id_idx ON event_object (object_id);
 
 CREATE VIEW event_objects AS
 SELECT event_id,
-array_to_string(array_accum(object_id), ',') AS object_ids
+array_accum(object_id) AS object_ids
 FROM event_object
 GROUP BY event_id;
 
@@ -747,13 +724,12 @@ SELECT
 events.event_id,
 events.person_id,
 events.node_id,
-event_objects.object_ids,
-events.event_type,
-events.object_type,
 events.fault_code,
+events.call_name,
 events.call,
 events.runtime,
-CAST(date_part('epoch', events.time) AS bigint) AS time
+CAST(date_part('epoch', events.time) AS bigint) AS time,
+COALESCE(event_objects.object_ids, '{}') AS object_ids
 FROM events
 LEFT JOIN event_objects USING (event_id);
 
@@ -772,24 +748,66 @@ persons.title,
 persons.phone,
 persons.url,
 persons.bio,
+persons.peer_id,
 CAST(date_part('epoch', persons.date_created) AS bigint) AS date_created,
 CAST(date_part('epoch', persons.last_updated) AS bigint) AS last_updated,
-person_roles.role_ids, person_roles.roles,
-person_sites.site_ids,
-person_keys.key_ids,
-person_slices.slice_ids
+COALESCE(person_roles.role_ids, '{}') AS role_ids,
+COALESCE(person_roles.roles, '{}') AS roles,
+COALESCE(person_sites.site_ids, '{}') AS site_ids,
+COALESCE(person_keys.key_ids, '{}') AS key_ids,
+COALESCE(person_slices.slice_ids, '{}') AS slice_ids
 FROM persons
 LEFT JOIN person_roles USING (person_id)
 LEFT JOIN person_sites USING (person_id)
 LEFT JOIN person_keys USING (person_id)
 LEFT JOIN person_slices USING (person_id);
 
+-- Objects at each peer
+CREATE VIEW peer_sites AS
+SELECT peer_id,
+array_accum(site_id) AS site_ids
+FROM sites
+GROUP BY peer_id;
+
+CREATE VIEW peer_persons AS
+SELECT peer_id,
+array_accum(person_id) AS person_ids
+FROM persons
+GROUP BY peer_id;
+
+CREATE VIEW peer_nodes AS
+SELECT peer_id,
+array_accum(node_id) AS node_ids
+FROM nodes
+GROUP BY peer_id;
+
+CREATE VIEW peer_slices AS
+SELECT peer_id,
+array_accum(slice_id) AS slice_ids
+FROM slices
+GROUP BY peer_id;
+
+CREATE VIEW view_peers AS
+SELECT 
+peers.*, 
+peer_sites.site_ids,
+peer_persons.person_ids,
+peer_nodes.node_ids,
+peer_slices.slice_ids
+FROM peers
+LEFT JOIN peer_sites USING (peer_id)
+LEFT JOIN peer_persons USING (peer_id)
+LEFT JOIN peer_nodes USING (peer_id)
+LEFT JOIN peer_slices USING (peer_id);
+
 CREATE VIEW view_nodes AS
 SELECT
 nodes.node_id,
 nodes.hostname,
 nodes.site_id,
+nodes.peer_id,
 nodes.boot_state,
+nodes.deleted,
 nodes.model,
 nodes.boot_nonce,
 nodes.version,
@@ -797,46 +815,28 @@ nodes.ssh_rsa_key,
 nodes.key,
 CAST(date_part('epoch', nodes.date_created) AS bigint) AS date_created,
 CAST(date_part('epoch', nodes.last_updated) AS bigint) AS last_updated,
-node_nodenetworks.nodenetwork_ids,
-node_nodegroups.nodegroup_ids,
-node_slices.slice_ids,
-node_pcus.pcu_ids,
-node_pcus.ports,
-node_conf_files.conf_file_ids,
-node_session.session_id AS session,
-nodes.deleted
+COALESCE(node_nodenetworks.nodenetwork_ids, '{}') AS nodenetwork_ids,
+COALESCE(node_nodegroups.nodegroup_ids, '{}') AS nodegroup_ids,
+COALESCE(node_slices.slice_ids, '{}') AS slice_ids,
+COALESCE(node_pcus.pcu_ids, '{}') AS pcu_ids,
+COALESCE(node_pcus.ports, '{}') AS ports,
+COALESCE(node_conf_files.conf_file_ids, '{}') AS conf_file_ids,
+node_session.session_id AS session
 FROM nodes
 LEFT JOIN node_nodenetworks USING (node_id)
 LEFT JOIN node_nodegroups USING (node_id)
 LEFT JOIN node_slices USING (node_id)
 LEFT JOIN node_pcus USING (node_id)
 LEFT JOIN node_conf_files USING (node_id)
-LEFT JOIN node_session USING (node_id)
-WHERE nodes.cached=False;
-
-CREATE VIEW view_foreign_nodes AS
-SELECT
-nodes.node_id,
-nodes.hostname,
-nodes.peer_id,
-nodes.boot_state,
-nodes.model,
-nodes.version,
-CAST(date_part('epoch', nodes.date_created) AS bigint) AS date_created,
-CAST(date_part('epoch', nodes.last_updated) AS bigint) AS last_updated,
-node_slices.slice_ids,
-nodes.deleted
-FROM nodes
-LEFT JOIN node_slices USING (node_id)
-WHERE nodes.cached=True AND nodes.deleted=False;
+LEFT JOIN node_session USING (node_id);
 
 CREATE VIEW view_nodegroups AS
 SELECT
 nodegroups.nodegroup_id,
 nodegroups.name,
 nodegroups.description,
-nodegroup_nodes.node_ids,
-nodegroup_conf_files.conf_file_ids
+COALESCE(nodegroup_nodes.node_ids, '{}') AS node_ids,
+COALESCE(nodegroup_conf_files.conf_file_ids, '{}') AS conf_file_ids
 FROM nodegroups
 LEFT JOIN nodegroup_nodes USING (nodegroup_id)
 LEFT JOIN nodegroup_conf_files USING (nodegroup_id);
@@ -855,8 +855,8 @@ conf_files.postinstall_cmd,
 conf_files.error_cmd,
 conf_files.ignore_cmd_errors,
 conf_files.always_update,
-conf_file_nodes.node_ids,
-conf_file_nodegroups.nodegroup_ids
+COALESCE(conf_file_nodes.node_ids, '{}') AS node_ids,
+COALESCE(conf_file_nodegroups.nodegroup_ids, '{}') AS nodegroup_ids
 FROM conf_files
 LEFT JOIN conf_file_nodes USING (conf_file_id)
 LEFT JOIN conf_file_nodegroups USING (conf_file_id);
@@ -872,8 +872,8 @@ pcus.username,
 pcus.password,
 pcus.model,
 pcus.notes,
-pcu_nodes.node_ids,
-pcu_nodes.ports
+COALESCE(pcu_nodes.node_ids, '{}') AS node_ids,
+COALESCE(pcu_nodes.ports, '{}') AS ports
 FROM pcus
 LEFT JOIN pcu_nodes USING (pcu_id);
 
@@ -890,13 +890,14 @@ sites.max_slivers,
 sites.latitude,
 sites.longitude,
 sites.url,
+sites.peer_id,
 CAST(date_part('epoch', sites.date_created) AS bigint) AS date_created,
 CAST(date_part('epoch', sites.last_updated) AS bigint) AS last_updated,
-site_persons.person_ids,
-site_nodes.node_ids,
-site_addresses.address_ids,
-site_slices.slice_ids,
-site_pcus.pcu_ids
+COALESCE(site_persons.person_ids, '{}') AS person_ids,
+COALESCE(site_nodes.node_ids, '{}') AS node_ids,
+COALESCE(site_addresses.address_ids, '{}') AS address_ids,
+COALESCE(site_slices.slice_ids, '{}') AS slice_ids,
+COALESCE(site_pcus.pcu_ids, '{}') AS pcu_ids
 FROM sites
 LEFT JOIN site_persons USING (site_id)
 LEFT JOIN site_nodes USING (site_id)
@@ -914,8 +915,8 @@ addresses.city,
 addresses.state,
 addresses.postalcode,
 addresses.country,
-address_address_types.address_type_ids,
-address_address_types.address_types
+COALESCE(address_address_types.address_type_ids, '{}') AS address_type_ids,
+COALESCE(address_address_types.address_types, '{}') AS address_types
 FROM addresses
 LEFT JOIN address_address_types USING (address_id);
 
@@ -923,6 +924,7 @@ CREATE VIEW view_slices AS
 SELECT
 slices.slice_id,
 slices.site_id,
+slices.peer_id,
 slices.name,
 slices.instantiation,
 slices.url,
@@ -932,14 +934,15 @@ slices.creator_person_id,
 slices.is_deleted,
 CAST(date_part('epoch', slices.created) AS bigint) AS created,
 CAST(date_part('epoch', slices.expires) AS bigint) AS expires,
-slice_nodes.node_ids,
-slice_persons.person_ids,
-slice_attributes.slice_attribute_ids
+COALESCE(slice_nodes.node_ids, '{}') AS node_ids,
+COALESCE(slice_persons.person_ids, '{}') AS person_ids,
+COALESCE(slice_attributes.slice_attribute_ids, '{}') AS slice_attribute_ids
 FROM slices
 LEFT JOIN slice_nodes USING (slice_id)
 LEFT JOIN slice_persons USING (slice_id)
 LEFT JOIN slice_attributes USING (slice_id);
 
+--
 CREATE VIEW view_slice_attributes AS
 SELECT
 slice_attribute.slice_attribute_id,
@@ -949,7 +952,8 @@ slice_attribute_types.attribute_type_id,
 slice_attribute_types.name,
 slice_attribute_types.description,
 slice_attribute_types.min_role_id,
-slice_attribute.value
+slice_attribute.value,
+slice_attribute.peer_id
 FROM slice_attribute
 INNER JOIN slice_attribute_types USING (attribute_type_id);
 
@@ -982,21 +986,5 @@ INSERT INTO sites
 VALUES
 ('pl', 'PlanetLab Central', 'PLC', 100);
 
--- federation stuff starting here
-
---CREATE TABLE foreign_nodes (
---     foreign_node_id serial PRIMARY KEY, -- identifier
---     hostname text NOT NULL, 
---     boot_state text NOT NULL,
---     peer_id integer REFERENCES peers NOT NULL,
---       
---     deleted boolean NOT NULL DEFAULT false
---) WITH OIDS;
-
---CREATE VIEW peer_foreign_nodes AS
---SELECT peer_id,
---array_to_string(array_accum(foreign_node_id), ',') AS foreign_node_ids
---FROM foreign_nodes
---GROUP BY peer_id;