diff --git a/planetwars-server/src/lib.rs b/planetwars-server/src/lib.rs
index d9f5e8e..7e14add 100644
--- a/planetwars-server/src/lib.rs
+++ b/planetwars-server/src/lib.rs
@@ -29,9 +29,6 @@ use axum::{
 };
 
 // TODO: make these configurable
-const BOTS_DIR: &str = "./data/bots";
-const MATCHES_DIR: &str = "./data/matches";
-const MAPS_DIR: &str = "./data/maps";
 const SIMPLEBOT_PATH: &str = "../simplebot/simplebot.py";
 
 type ConnectionPool = bb8::Pool<DieselConnectionManager<PgConnection>>;
@@ -39,9 +36,13 @@ type ConnectionPool = bb8::Pool<DieselConnectionManager<PgConnection>>;
 pub struct GlobalConfig {
     pub python_runner_image: String,
     pub container_registry_url: String,
+
+    pub bots_directory: String,
+    pub match_logs_directory: String,
+    pub maps_directory: String,
 }
 
-pub async fn seed_simplebot(pool: &ConnectionPool) {
+pub async fn seed_simplebot(config: &GlobalConfig, pool: &ConnectionPool) {
     let conn = pool.get().await.expect("could not get database connection");
     // This transaction is expected to fail when simplebot already exists.
     let _res = conn.transaction::<(), diesel::result::Error, _>(|| {
@@ -57,7 +58,7 @@ pub async fn seed_simplebot(pool: &ConnectionPool) {
         let simplebot_code =
             std::fs::read_to_string(SIMPLEBOT_PATH).expect("could not read simplebot code");
 
-        modules::bots::save_code_string(&simplebot_code, Some(simplebot.id), &conn)?;
+        modules::bots::save_code_string(&simplebot_code, Some(simplebot.id), &conn, config)?;
 
         println!("initialized simplebot");
 
@@ -67,10 +68,10 @@ pub async fn seed_simplebot(pool: &ConnectionPool) {
 
 pub type DbPool = Pool<DieselConnectionManager<PgConnection>>;
 
-pub async fn prepare_db(database_url: &str) -> DbPool {
+pub async fn prepare_db(database_url: &str, config: &GlobalConfig) -> DbPool {
     let manager = DieselConnectionManager::<PgConnection>::new(database_url);
     let pool = bb8::Pool::builder().build(manager).await.unwrap();
-    seed_simplebot(&pool).await;
+    seed_simplebot(&config, &pool).await;
     pool
 }
 
@@ -124,20 +125,25 @@ async fn run_registry(db_pool: DbPool) {
 
 pub async fn run_app() {
     let configuration = get_config().unwrap();
-    let db_pool = prepare_db(&configuration.database_url).await;
 
-    let runner_config = Arc::new(GlobalConfig {
+    let global_config = Arc::new(GlobalConfig {
         python_runner_image: "python:3.10-slim-buster".to_string(),
         container_registry_url: "localhost:9001".to_string(),
+
+        bots_directory: "./data/bots".to_string(),
+        match_logs_directory: "./data/matches".to_string(),
+        maps_directory: "./data/maps".to_string(),
     });
 
-    tokio::spawn(run_ranker(runner_config.clone(), db_pool.clone()));
+    let db_pool = prepare_db(&configuration.database_url, &global_config).await;
+
+    tokio::spawn(run_ranker(global_config.clone(), db_pool.clone()));
     tokio::spawn(run_registry(db_pool.clone()));
 
     let api_service = Router::new()
         .nest("/api", api())
         .layer(Extension(db_pool))
-        .layer(Extension(runner_config))
+        .layer(Extension(global_config))
         .into_make_service();
 
     // TODO: put in config
diff --git a/planetwars-server/src/modules/bots.rs b/planetwars-server/src/modules/bots.rs
index b82ad41..5513539 100644
--- a/planetwars-server/src/modules/bots.rs
+++ b/planetwars-server/src/modules/bots.rs
@@ -2,17 +2,18 @@ use std::path::PathBuf;
 
 use diesel::{PgConnection, QueryResult};
 
-use crate::{db, util::gen_alphanumeric, BOTS_DIR};
+use crate::{db, util::gen_alphanumeric, GlobalConfig};
 
 /// Save a string containing bot code as a code bundle.
 pub fn save_code_string(
     bot_code: &str,
     bot_id: Option<i32>,
     conn: &PgConnection,
+    config: &GlobalConfig,
 ) -> QueryResult<db::bots::BotVersion> {
     let bundle_name = gen_alphanumeric(16);
 
-    let code_bundle_dir = PathBuf::from(BOTS_DIR).join(&bundle_name);
+    let code_bundle_dir = PathBuf::from(&config.bots_directory).join(&bundle_name);
     std::fs::create_dir(&code_bundle_dir).unwrap();
     std::fs::write(code_bundle_dir.join("bot.py"), bot_code).unwrap();
 
diff --git a/planetwars-server/src/modules/matches.rs b/planetwars-server/src/modules/matches.rs
index dd5e523..a1fe63d 100644
--- a/planetwars-server/src/modules/matches.rs
+++ b/planetwars-server/src/modules/matches.rs
@@ -11,13 +11,13 @@ use crate::{
         matches::{MatchData, MatchResult},
     },
     util::gen_alphanumeric,
-    ConnectionPool, GlobalConfig, BOTS_DIR, MAPS_DIR, MATCHES_DIR,
+    ConnectionPool, GlobalConfig,
 };
 
 pub struct RunMatch {
     log_file_name: String,
     players: Vec<MatchPlayer>,
-    runner_config: Arc<GlobalConfig>,
+    config: Arc<GlobalConfig>,
 }
 
 pub enum MatchPlayer {
@@ -31,10 +31,10 @@ pub enum MatchPlayer {
 }
 
 impl RunMatch {
-    pub fn from_players(runner_config: Arc<GlobalConfig>, players: Vec<MatchPlayer>) -> Self {
+    pub fn from_players(config: Arc<GlobalConfig>, players: Vec<MatchPlayer>) -> Self {
         let log_file_name = format!("{}.log", gen_alphanumeric(16));
         RunMatch {
-            runner_config,
+            config,
             log_file_name,
             players,
         }
@@ -42,16 +42,16 @@ impl RunMatch {
 
     fn into_runner_config(self) -> runner::MatchConfig {
         runner::MatchConfig {
-            map_path: PathBuf::from(MAPS_DIR).join("hex.json"),
+            map_path: PathBuf::from(&self.config.maps_directory).join("hex.json"),
             map_name: "hex".to_string(),
-            log_path: PathBuf::from(MATCHES_DIR).join(&self.log_file_name),
+            log_path: PathBuf::from(&self.config.match_logs_directory).join(&self.log_file_name),
             players: self
                 .players
                 .into_iter()
                 .map(|player| runner::MatchPlayer {
                     bot_spec: match player {
                         MatchPlayer::BotVersion { bot, version } => {
-                            bot_version_to_botspec(&self.runner_config, bot.as_ref(), &version)
+                            bot_version_to_botspec(&self.config, bot.as_ref(), &version)
                         }
                         MatchPlayer::BotSpec { spec } => spec,
                     },
@@ -98,7 +98,7 @@ impl RunMatch {
 }
 
 pub fn bot_version_to_botspec(
-    runner_config: &Arc<GlobalConfig>,
+    runner_config: &GlobalConfig,
     bot: Option<&db::bots::Bot>,
     bot_version: &db::bots::BotVersion,
 ) -> Box<dyn BotSpec> {
@@ -120,17 +120,14 @@ pub fn bot_version_to_botspec(
     }
 }
 
-fn python_docker_bot_spec(
-    runner_config: &Arc<GlobalConfig>,
-    code_bundle_path: &str,
-) -> Box<dyn BotSpec> {
-    let code_bundle_rel_path = PathBuf::from(BOTS_DIR).join(code_bundle_path);
+fn python_docker_bot_spec(config: &GlobalConfig, code_bundle_path: &str) -> Box<dyn BotSpec> {
+    let code_bundle_rel_path = PathBuf::from(&config.bots_directory).join(code_bundle_path);
     let code_bundle_abs_path = std::fs::canonicalize(&code_bundle_rel_path).unwrap();
     let code_bundle_path_str = code_bundle_abs_path.as_os_str().to_str().unwrap();
 
     // TODO: it would be good to simplify this configuration
     Box::new(DockerBotSpec {
-        image: runner_config.python_runner_image.clone(),
+        image: config.python_runner_image.clone(),
         binds: Some(vec![format!("{}:{}", code_bundle_path_str, "/workdir")]),
         argv: Some(vec!["python".to_string(), "bot.py".to_string()]),
         working_dir: Some("/workdir".to_string()),
diff --git a/planetwars-server/src/routes/bots.rs b/planetwars-server/src/routes/bots.rs
index edb68ae..9ddb109 100644
--- a/planetwars-server/src/routes/bots.rs
+++ b/planetwars-server/src/routes/bots.rs
@@ -1,7 +1,7 @@
 use axum::extract::{Multipart, Path};
 use axum::http::StatusCode;
 use axum::response::{IntoResponse, Response};
-use axum::{body, Json};
+use axum::{body, Extension, Json};
 use diesel::OptionalExtension;
 use rand::distributions::Alphanumeric;
 use rand::Rng;
@@ -9,13 +9,14 @@ use serde::{Deserialize, Serialize};
 use serde_json::{self, json, value::Value as JsonValue};
 use std::io::Cursor;
 use std::path::PathBuf;
+use std::sync::Arc;
 use thiserror;
 
 use crate::db::bots::{self, BotVersion};
 use crate::db::ratings::{self, RankedBot};
 use crate::db::users::User;
 use crate::modules::bots::save_code_string;
-use crate::{DatabaseConnection, BOTS_DIR};
+use crate::{DatabaseConnection, GlobalConfig};
 use bots::Bot;
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -96,6 +97,7 @@ pub async fn save_bot(
     Json(params): Json<SaveBotParams>,
     user: User,
     conn: DatabaseConnection,
+    Extension(config): Extension<Arc<GlobalConfig>>,
 ) -> Result<Json<Bot>, SaveBotError> {
     let res = bots::find_bot_by_name(&params.bot_name, &conn)
         .optional()
@@ -119,8 +121,8 @@ pub async fn save_bot(
             bots::create_bot(&new_bot, &conn).expect("could not create bot")
         }
     };
-    let _code_bundle =
-        save_code_string(&params.code, Some(bot.id), &conn).expect("failed to save code bundle");
+    let _code_bundle = save_code_string(&params.code, Some(bot.id), &conn, &config)
+        .expect("failed to save code bundle");
     Ok(Json(bot))
 }
 
@@ -183,8 +185,9 @@ pub async fn upload_code_multipart(
     user: User,
     Path(bot_id): Path<i32>,
     mut multipart: Multipart,
+    Extension(config): Extension<Arc<GlobalConfig>>,
 ) -> Result<Json<BotVersion>, StatusCode> {
-    let bots_dir = PathBuf::from(BOTS_DIR);
+    let bots_dir = PathBuf::from(&config.bots_directory);
 
     let bot = bots::find_bot(bot_id, &conn).map_err(|_| StatusCode::NOT_FOUND)?;
 
diff --git a/planetwars-server/src/routes/demo.rs b/planetwars-server/src/routes/demo.rs
index 77f9e8d..69838f3 100644
--- a/planetwars-server/src/routes/demo.rs
+++ b/planetwars-server/src/routes/demo.rs
@@ -46,7 +46,7 @@ pub async fn submit_bot(
     let opponent_bot_version = db::bots::active_bot_version(opponent_bot.id, &conn)
         .map_err(|_| StatusCode::BAD_REQUEST)?;
 
-    let player_bot_version = save_code_string(&params.code, None, &conn)
+    let player_bot_version = save_code_string(&params.code, None, &conn, &config)
         // TODO: can we recover from this?
         .expect("could not save bot code");
 
diff --git a/planetwars-server/src/routes/matches.rs b/planetwars-server/src/routes/matches.rs
index f33a5f1..a980daa 100644
--- a/planetwars-server/src/routes/matches.rs
+++ b/planetwars-server/src/routes/matches.rs
@@ -1,11 +1,11 @@
-use axum::{extract::Path, Json};
+use axum::{extract::Path, Extension, Json};
 use hyper::StatusCode;
 use serde::{Deserialize, Serialize};
-use std::path::PathBuf;
+use std::{path::PathBuf, sync::Arc};
 
 use crate::{
     db::matches::{self, MatchState},
-    DatabaseConnection, MATCHES_DIR,
+    DatabaseConnection, GlobalConfig,
 };
 
 #[derive(Serialize, Deserialize)]
@@ -59,10 +59,11 @@ pub async fn get_match_data(
 pub async fn get_match_log(
     Path(match_id): Path<i32>,
     conn: DatabaseConnection,
+    Extension(config): Extension<Arc<GlobalConfig>>,
 ) -> Result<Vec<u8>, StatusCode> {
     let match_base =
         matches::find_match_base(match_id, &conn).map_err(|_| StatusCode::NOT_FOUND)?;
-    let log_path = PathBuf::from(MATCHES_DIR).join(&match_base.log_path);
+    let log_path = PathBuf::from(&config.match_logs_directory).join(&match_base.log_path);
     let log_contents = std::fs::read(log_path).map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
     Ok(log_contents)
 }