Kill bin/update-downloads, update the counters directly at the endpoint

Procfile

@@ -1,2 +1 @@
 web: ./target/release/migrate && bin/diesel migration run && bin/start-nginx ./target/release/server
-worker: ./target/release/update-downloads daemon 300

migrations/20170322144629_drop_update_downloads_columns_from_version_downloads/down.sql

@@ -0,0 +1,6 @@
+ALTER TABLE version_downloads DROP CONSTRAINT version_downloads_pkey;
+ALTER TABLE version_downloads ADD COLUMN id SERIAL PRIMARY KEY;
+ALTER TABLE version_downloads ADD COLUMN counted INTEGER NOT NULL DEFAULT 0;
+ALTER TABLE version_downloads ADD COLUMN processed BOOLEAN NOT NULL DEFAULT 'f';
+UPDATE version_downloads SET counted = downloads, processed = 't';
+CREATE UNIQUE INDEX version_downloads_unique ON version_downloads (version_id, date);

migrations/20170322144629_drop_update_downloads_columns_from_version_downloads/up.sql

@@ -0,0 +1,5 @@
+ALTER TABLE version_downloads DROP COLUMN id;
+ALTER TABLE version_downloads DROP COLUMN counted;
+ALTER TABLE version_downloads DROP COLUMN processed;
+DROP INDEX version_downloads_unique;
+ALTER TABLE version_downloads ADD PRIMARY KEY (version_id, date);

src/download.rs

@@ -4,16 +4,13 @@ use pg::rows::Row;
 use Model;
 
 pub struct VersionDownload {
-    pub id: i32,
     pub version_id: i32,
     pub downloads: i32,
-    pub counted: i32,
     pub date: NaiveDate,
 }
 
 #[derive(RustcEncodable, RustcDecodable)]
 pub struct EncodableVersionDownload {
-    pub id: i32,
     pub version: i32,
     pub downloads: i32,
     pub date: String,
@@ -22,7 +19,6 @@ pub struct EncodableVersionDownload {
 impl VersionDownload {
     pub fn encodable(self) -> EncodableVersionDownload {
         EncodableVersionDownload {
-            id: self.id,
             version: self.version_id,
             downloads: self.downloads,
             date: self.date.to_string(),
@@ -33,10 +29,8 @@ impl VersionDownload {
 impl Model for VersionDownload {
     fn from_row(row: &Row) -> VersionDownload {
         VersionDownload {
-            id: row.get("id"),
             version_id: row.get("version_id"),
             downloads: row.get("downloads"),
-            counted: row.get("counted"),
             date: row.get("date"),
         }
     }