bug 1616983: delete-user script for when we need it

db/DB.js

@@ -428,6 +428,10 @@ const DB = {
     await knex("subscribers").where("fxa_uid", fxaUID).del();
   },
 
+  async deleteEmailAddressesByUid(uid) {
+    await knex("email_addresses").where({"subscriber_id": uid}).del();
+  },
+
   async createConnection() {
     if (knex === null) {
       knex = Knex(knexConfig);

scripts/delete-user.js

@@ -0,0 +1,32 @@
+"use strict";
+
+const readline = require("readline");
+
+const DB = require("../db/DB");
+
+const rl = readline.createInterface({
+  input: process.stdin,
+  output: process.stdout,
+});
+
+(async () => {
+  rl.question("What FXA primary email address? ", first_answer => {
+    rl.question("Please re-type the email address to confirm. ", async (second_answer) => {
+      if (first_answer !== second_answer) {
+        console.error("Email addresses do not match.");
+        process.exit(1);
+      }
+
+      const subscriber = await DB.getSubscriberByEmail(second_answer);
+      if (!subscriber) {
+        console.error("Could not find subscriber.");
+        process.exit(1);
+      }
+
+      await DB.deleteEmailAddressesByUid(subscriber.id);
+      await DB.deleteSubscriberByFxAUID(subscriber.fxa_uid);
+      console.log("Deleted email_addresses and subscribers records.");
+      process.exit();
+    });
+  });
+})();