[add] initial commit

db/migrate/20210218044438_create_clients.rb

@@ -0,0 +1,24 @@
+class CreateClients < ActiveRecord::Migration[6.1]
+  def change
+    create_table :clients do |t|
+      # TODO: check performance of indexing name/name_id
+      # prefix: char(8) + name_id sha1(name + SecureRandom.base64(8))[0, 8] + api_key: SecureRandom.hex(32)
+      # -> 8 + 8 + 64 = client_api_key(80+2) (delimited with '.'):
+      # <prefix>.<name_id>.<api_key>
+      t.string :name, limit: 20, null: false, unique: true
+      t.string :name_id, limit: 8, null: false, unique: true
+      t.string :api_key_hash, null: false, limit: 60
+      t.string :description, limit: 200, default: ''
+      t.boolean :perm_r, default: false
+      t.boolean :perm_w, default: false
+      t.boolean :perm_x, default: false
+      t.boolean :public_ip, default: false
+      t.string :ipv4, limit: 15, default: ''
+
+      t.timestamps
+    end
+  end
+end
+
+# reset with all migrations with
+# rake db:drop db:create db:migrate