// Move a member record to the queue for getting their user account removed
// (e.g. when they leave us). Set the retention to 2 years instead of just
// 6 months, since they have been a member.
func (m *MembershipDB) MoveMemberToTrash(id, initiator, reason string) error {
var now time.Time = time.Now()
var now_long uint64 = uint64(now.Unix())
var uuid cassandra.UUID
var mmap map[string]map[string][]*cassandra.Mutation
var member *MembershipAgreement
var cp *cassandra.ColumnPath = cassandra.NewColumnPath()
var cos *cassandra.ColumnOrSuperColumn
var del *cassandra.Deletion = cassandra.NewDeletion()
var mu *cassandra.Mutation
var ts int64
var err error
cp.ColumnFamily = "members"
cp.Column = []byte("pb_data")
uuid, err = cassandra.GenTimeUUID(&now)
if err != nil {
return err
}
cos, err = m.conn.Get(
[]byte(memberPrefix+id), cp, cassandra.ConsistencyLevel_QUORUM)
if err != nil {
return err
}
member = new(MembershipAgreement)
err = proto.Unmarshal(cos.Column.Value, member)
if err != nil {
return err
}
del.Predicate = cassandra.NewSlicePredicate()
del.Predicate.ColumnNames = allColumns
del.Timestamp = cos.Column.Timestamp
mu = cassandra.NewMutation()
mu.Deletion = del
mmap = make(map[string]map[string][]*cassandra.Mutation)
mmap[memberPrefix+id] = make(map[string][]*cassandra.Mutation)
mmap[memberPrefix+id]["members"] = []*cassandra.Mutation{mu}
member.Metadata.GoodbyeInitiator = &initiator
member.Metadata.GoodbyeTimestamp = &now_long
member.Metadata.GoodbyeReason = &reason
ts = now.UnixNano()
cos.Column = cassandra.NewColumn()
cos.Column.Name = []byte("pb_data")
cos.Column.Timestamp = &ts
cos.Column.Value, err = proto.Marshal(member)
if err != nil {
return err
}
mu = cassandra.NewMutation()
mu.ColumnOrSupercolumn = cos
mmap[dequeuePrefix+id] = make(map[string][]*cassandra.Mutation)
mmap[dequeuePrefix+string([]byte(uuid))] =
make(map[string][]*cassandra.Mutation)
mmap[dequeuePrefix+string([]byte(uuid))]["membership_dequeue"] =
[]*cassandra.Mutation{mu}
err = m.conn.AtomicBatchMutate(
mmap, cassandra.ConsistencyLevel_QUORUM)
return err
}
