add logging

.drone.yml

@@ -37,9 +37,8 @@ steps:
       DIGITALOCEAN_ACCESS_TOKEN:
         from_secret: DIGITALOCEAN_ACCESS_TOKEN
     commands:
-      -  nix-env -i -f ./nix/dhall.nix
-      - cd scripts
-      - ./release.sh
+      - nix-env -i -f ./nix/dhall.nix
+      - ./scripts/release.sh
 
 volumes:
   - name: image

Cargo.lock

@@ -1,5 +1,25 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "aho-corasick"
+version = "0.7.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "043164d8ba5c4c3035fec9bbee8647c0261d788f3474306f93bb65901cae0e86"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "atty"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+dependencies = [
+ "hermit-abi",
+ "libc",
+ "winapi 0.3.8",
+]
+
 [[package]]
 name = "autocfg"
 version = "0.1.7"
@@ -109,6 +129,19 @@ version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4358a9e11b9a09cf52383b451b49a169e8d797b68aa02301ff586d70d9661ea3"
 
+[[package]]
+name = "env_logger"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"
+dependencies = [
+ "atty",
+ "humantime",
+ "log 0.4.8",
+ "regex",
+ "termcolor",
+]
+
 [[package]]
 name = "fake-simd"
 version = "0.1.2"
@@ -302,6 +335,15 @@ dependencies = [
  "http",
 ]
 
+[[package]]
+name = "hermit-abi"
+version = "0.1.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3deed196b6e7f9e44a2ae8d94225d80302d81208b1bb673fd21fe634645c85a9"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "http"
 version = "0.2.1"
@@ -329,6 +371,15 @@ version = "1.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
 
+[[package]]
+name = "humantime"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
+dependencies = [
+ "quick-error",
+]
+
 [[package]]
 name = "hyper"
 version = "0.13.5"
@@ -653,12 +704,24 @@ version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74490b50b9fbe561ac330df47c08f3f33073d2d00c150f719147d7c54522fa1b"
 
+[[package]]
+name = "pretty_env_logger"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "926d36b9553851b8b0005f1275891b392ee4d2d833852c417ed025477350fb9d"
+dependencies = [
+ "env_logger",
+ "log 0.4.8",
+]
+
 [[package]]
 name = "printerfacts"
 version = "0.1.0"
 dependencies = [
+ "log 0.4.8",
  "pfacts",
- "rand 0.6.5",
+ "pretty_env_logger",
+ "rand 0.7.3",
  "tokio",
  "warp",
 ]
@@ -861,6 +924,24 @@ version = "0.1.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
 
+[[package]]
+name = "regex"
+version = "1.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c3780fcf44b193bc4d09f36d2a3c87b251da4a046c87795a0d35f4f927ad8e6"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+ "thread_local",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.6.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26412eb97c6b088a6997e05f69403a802a92d520de2f8e63c2b65f9e0f47c4e8"
+
 [[package]]
 name = "remove_dir_all"
 version = "0.5.2"
@@ -983,6 +1064,24 @@ dependencies = [
  "winapi 0.3.8",
 ]
 
+[[package]]
+name = "termcolor"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bb6bfa289a4d7c5766392812c0a1f4c1ba45afa1ad47803c11e1f407d846d75f"
+dependencies = [
+ "winapi-util",
+]
+
+[[package]]
+name = "thread_local"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d40c6d1b69745a6ec6fb1ca717914848da4b44ae29d9b3080cbee91d72a69b14"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "time"
 version = "0.1.43"
@@ -1242,6 +1341,15 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
+[[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi 0.3.8",
+]
+
 [[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"

Cargo.toml

@@ -7,7 +7,9 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+log = "0"
 pfacts = "0.1.0"
+pretty_env_logger = "0"
 rand = "0"
 tokio = { version = "0.2", features = ["macros"] }
 warp = "0.2"

scripts/release.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env nix-shell
-#! nix-shell -p doctl -p kubectl
+#! nix-shell -p doctl -p kubectl -i bash
 doctl kubernetes cluster kubeconfig save kubermemes
 dhall-to-yaml-ng < ../printerfacts.dhall | kubectl apply -n apps -f -
 kubectl rollout status -n apps deployment/printerfacts

src/main.rs

@@ -9,6 +9,7 @@ async fn give_fact(facts: Facts) -> Result<String, Infallible> {
 
 #[tokio::main]
 async fn main() {
+    pretty_env_logger::init();
     let facts = pfacts::make();
 
     let mw = warp::any().map(move || facts.clone());
@@ -17,6 +18,7 @@ async fn main() {
         .and(mw)
         .and_then(give_fact);
 
+    log::info!("listening on port 5000");
     warp::serve(fact_handler)
         .run(([0, 0, 0, 0], 5000))
         .await;