Add source attribute to schema objects

data/schema/AS-BLOCK-SCHEMA

@@ -9,3 +9,4 @@ key:                tech-c     optional  multiple  lookup=dn42.person,dn42.role
 key:                remarks    optional  multiple
 key:                source     required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/AS-SET-SCHEMA

@@ -10,3 +10,4 @@ key:                tech-c      optional  multiple  lookup=dn42.person,dn42.role
 key:                remarks     optional  multiple
 key:                source      required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/AUT-NUM-SCHEMA

@@ -20,3 +20,4 @@ key:                geo-loc    optional  multiple > [lat-c] [long-c] [name]
 key:                remarks    optional  multiple
 key:                source     required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/DNS-SCHEMA

@@ -12,3 +12,4 @@ key:                ds-rdata    optional  multiple
 key:                remarks    optional   multiple
 key:                source     required   single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/INET6NUM-SCHEMA

@@ -19,3 +19,4 @@ key:                org         optional   single    lookup=dn42.organisation
 key:                remarks     optional   multiple
 key:                source      required   single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/INETNUM-SCHEMA

@@ -19,3 +19,4 @@ key:                org         optional  single    lookup=dn42.organisation
 key:                remarks     optional  multiple
 key:                source      required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/KEY-CERT-SCHEMA

@@ -12,3 +12,4 @@ key:                tech-c       optional  multiple  lookup=dn42.person,dn42.rol
 key:                mnt-by       required  multiple  lookup=dn42.mntner
 key:                source       required  single
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/MNTNER-SCHEMA

@@ -11,3 +11,4 @@ key:                abuse-mailbox  optional  single
 key:                remarks        optional  multiple
 key:                source         required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/ORGANISATION-SCHEMA

@@ -19,3 +19,4 @@ key:                remarks        optional  multiple
 key:                address        optional  multiple
 key:                source         required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/PERSON-SCHEMA

@@ -16,3 +16,4 @@ key:                address         optional   multiple
 key:                remarks         optional   multiple
 key:                source          required   single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/REGISTRY-SCHEMA

@@ -8,3 +8,4 @@ key:                admin-c    optional  multiple  lookup=dn42.person,dn42.role
 key:                tech-c     optional  multiple  lookup=dn42.person,dn42.role
 key:                source     required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/ROLE-SCHEMA

@@ -12,3 +12,4 @@ key:                descr           optional   single
 key:                remarks         optional   multiple
 key:                source          required   single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/ROUTE-SCHEMA

@@ -12,3 +12,4 @@ key:                source      required  single    lookup=dn42.registry
 key:                pingable    optional  multiple
 key:                max-length  optional  single
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/ROUTE-SET-SCHEMA

@@ -11,3 +11,4 @@ key:                tech-c       optional  multiple  lookup=dn42.person,dn42.rol
 key:                remarks      optional  multiple
 key:                source       required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/ROUTE6-SCHEMA

@@ -12,3 +12,4 @@ key:                source      required  single    lookup=dn42.registry
 key:                pingable    optional  multiple
 key:                max-length  optional  single
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/SCHEMA-SCHEMA

@@ -8,8 +8,10 @@ key:                key      required  multiple  > [key-name]
                     lookup=str '>' [spec]...
 key:                mnt-by   required  multiple    lookup=dn42.mntner > [mntner]
 key:                remarks  optional  multiple  > [text]...
+key:                source   required  single      lookup=dn42.registry
 mnt-by:             DN42-MNT
 remarks:            # option descriptions
+source:             DN42
                     Attribute names must match /[a-zA-Z]([a-zA-Z0-9_\-]*[a-zA-Z0-9])?/.
 +
                     required

data/schema/TINC-KEY-SCHEMA

@@ -14,3 +14,4 @@ key:                tech-c        optional  multiple  lookup=dn42.person,dn42.ro
 key:                mnt-by        required  multiple  lookup=dn42.mntner
 key:                source        required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42

data/schema/TINC-KEYSET-SCHEMA

@@ -9,3 +9,4 @@ key:                tech-c       optional  multiple  lookup=dn42.person,dn42.rol
 key:                mnt-by       required  multiple  lookup=dn42.mntner
 key:                source       required  single    lookup=dn42.registry
 mnt-by:             DN42-MNT
+source:             DN42