predownload sqlite3

Dockerfile

@@ -90,13 +90,14 @@ ENV LD_LIBRARY_PATH=/app/lib
 ENV PATH=/app/bin:$PATH
 
 RUN deno task fetch && deno task server-build && deno task prebuild && \
-    deno task cache && rm -rf ~/.cache && \
+    deno task cache && deno task download_ffi && rm -rf ~/.cache && \
     mkdir -p ./thumbnails && chmod 777 ./thumbnails && \
     mkdir -p ./downloads && chmod 777 ./downloads && \
     mkdir -p ./data && chmod 777 ./data && chmod 777 /deno-dir
 ENV DENO_DEPLOYMENT_ID=${DENO_DEPLOYMENT_ID}
 ENV DOCKER=true
 ENV DB_USE_FFI=true
+ENV DENO_SQLITE_PATH=/app/lib/libsqlite3.so
 
 EXPOSE 8000
 ENTRYPOINT ["/tini", "--", "deno", "task", "server"]

deno.json

@@ -12,7 +12,8 @@
         "fetch": "deno run --allow-read=./ --allow-write=./ --allow-net fetch_static_files.ts",
         "gen_meili_server_key": "deno run --allow-net scripts/gen_meili_server_key.ts",
         "server-build": "deno run -A server-dev.ts build",
-        "prebuild": "deno run -A scripts/prebuild.ts"
+        "prebuild": "deno run -A scripts/prebuild.ts",
+        "download_ffi": "deno run --allow-read=./ --allow-write=./lib --allow-net scripts/download_ffi.ts"
     },
     "fmt": {
         "indentWidth": 4,

scripts/download_ffi.ts

@@ -0,0 +1,28 @@
+import { dirname } from "std/path/mod.ts";
+import { sure_dir } from "../utils.ts";
+
+const map = JSON.parse(await Deno.readTextFile("./import_map.json")).imports;
+const re = /x\/sqlite3@([0-9\.]+)/;
+const sqlite3_version = map["sqlite3/"].match(re)[1];
+
+async function fetch_file(u: string | URL, p: string) {
+    await sure_dir(dirname(p));
+    const f = await Deno.open(p, { create: true, write: true, truncate: true });
+    try {
+        const r = await fetch(u);
+        if (!r.body) throw Error("No body.");
+        await r.body.pipeTo(f.writable);
+    } finally {
+        try {
+            f.close();
+        } catch (_) {
+            null;
+        }
+    }
+}
+
+await fetch_file(
+    `https://github.com/denodrivers/sqlite3/releases/download/${sqlite3_version}/libsqlite3.so`,
+    `./lib/libsqlite3.so`,
+);
+Deno.exit(0);