Build Docker image from Nix (#1522)

* Static docker image * added tags for latest and with version * add postgrest repository to docker image name * set creation date on nix docker images
2020-05-16 11:35:32 -05:00
parent 7c0fbf9b3f
commit bfcd289855
3 changed files with 86 additions and 0 deletions
@@ -0,0 +1,63 @@
+{ postgrest, dockerTools, writeShellScriptBin }:
+let
+  image =
+    tag:
+      dockerTools.buildImage {
+        inherit tag;
+
+        name = "postgrest/postgrest";
+        contents = postgrest;
+
+        # Set the current time as the image creation date. This makes the build
+        # non-reproducible, but that should not be an issue for us.
+        created = "now";
+
+        extraCommands =
+          ''
+            mkdir etc
+            cp ${./postgrest.conf} etc/postgrest.conf
+          '';
+
+        config = {
+          Cmd = [ "/bin/postgrest" "/etc/postgrest.conf" ];
+          Env = [
+            "PGRST_DB_URI=postgresql://?user=postgres"
+            "PGRST_DB_SCHEMA=public"
+            "PGRST_DB_ANON_ROLE="
+            "PGRST_DB_POOL=100"
+            "PGRST_DB_EXTRA_SEARCH_PATH=public"
+            "PGRST_SERVER_HOST=*4"
+            "PGRST_SERVER_PORT=3000"
+            "PGRST_OPENAPI_SERVER_PROXY_URI="
+            "PGRST_JWT_SECRET="
+            "PGRST_SECRET_IS_BASE64=false"
+            "PGRST_JWT_AUD="
+            "PGRST_MAX_ROWS="
+            "PGRST_PRE_REQUEST="
+            "PGRST_ROLE_CLAIM_KEY=.role"
+            "PGRST_ROOT_SPEC="
+            "PGRST_RAW_MEDIA_TYPES="
+          ];
+          User = "1000";
+          ExposedPorts = {
+            "3000/tcp" = {};
+          };
+        };
+      };
+in
+rec {
+  imageLatest =
+    image "latest";
+
+  imageWithVersion =
+    image "v${postgrest.version}";
+
+  load =
+    writeShellScriptBin "postgrest-docker-load"
+      ''
+        set -euo pipefail
+
+        docker load -i ${imageLatest}
+        docker load -i ${imageWithVersion}
+      '';
+}