Use Debian for cloud image

When Debian 10 was stable, the kernel wasn't new enough to include
Wireguard, so I used Ubuntu LTS. That's changed, since Debian 11 now
ships with the 5.10 kernel series, which includes Wireguard by default.

CHANGELOG.md

@@ -1,7 +1,8 @@
 # Innisfree changelog
 
-## 0.2.16 (in progress)
+## 0.2.16
 
+* Use Debian Stable (11 Bullseye), rather than Ubuntu LTS, for cloud image
 * Bugfix: add all API pubkeys, not just the first
 * Dev only: don't error out on tests if no API key is present
 * Dev only: prune unused fields from structs (thanks, clippy!)

TODO.md

@@ -75,4 +75,4 @@
 * [x] Update cli output for ssh to recommend name flag
 * [ ] Make IP address pairs deterministic (via ipgen)
 * [ ] Create wg interfaces early
-* [ ] Switch from Ubuntu LTS to Debian Stable (the freest OS <3)
+* [x] Switch from Ubuntu LTS to Debian Stable (the freest OS <3)

files/cloudinit.cfg

@@ -70,6 +70,7 @@ write_files:
 
 packages:
   - nginx
+  - sudo
   - unattended-upgrades
   - wireguard
   - wireguard-tools

src/doctor.rs

@@ -48,14 +48,19 @@ pub fn distro_support() -> Result<bool, InnisfreeError> {
             "Debian Stable Buster 10 doesn't ship wireguard by default, but it's available
               in buster-backports. See for details: https://www.wireguard.com/install/"
         );
+    } else if os_release.contains("ID=debian") && os_release.contains("VERSION_CODENAME=bullseye") {
+        info!(
+            "Debian Stable Bullseye 11 supports Wireguard out of the box. \
+              Run 'apt-get install wireguard wireguard-tools'."
+        );
     } else if os_release.contains("ID=ubuntu") && os_release.contains("VERSION_CODENAME=focal") {
         info!(
             "Ubuntu Focal 20.04 supports Wireguard out of the box. \
               Run 'apt-get install wireguard wireguard-tools'."
         );
-    } else if os_release.contains("ID=fedora") && os_release.contains("VERSION_CODENAME=33") {
+    } else if os_release.contains("ID=fedora") && os_release.contains("VERSION_CODENAME=34") {
         info!(
-            "Fedora 33 supports Wireguard out of the box. \
+            "Fedora 34 supports Wireguard out of the box. \
               Run 'dnf install wireguard wireguard-tools'."
         );
     } else {

src/server/mod.rs

@@ -29,7 +29,7 @@ use crate::wg::WireguardManager;
 
 const DO_REGION: &str = "sfo2";
 const DO_SIZE: &str = "s-1vcpu-1gb";
-const DO_IMAGE: &str = "ubuntu-20-04-x64";
+const DO_IMAGE: &str = "debian-11-x64";
 const DO_API_BASE_URL: &str = "https://api.digitalocean.com/v2/droplets";
 
 // Manager class, wraps a cloudserver VM type, such as Droplet,

tools/test-runner

@@ -18,12 +18,27 @@ netstat -lnp | grep -iF "$local_port" | perl -lanE 'say $F[-1]' | grep -oP '^\d+
     | xargs -d '\n' -r kill
 
 dst_dir="$(mktemp -d)"
-echo "Hello, world!" > "${dst_dir}/index.html"
+test_string="Hello, world! $(uuid)"
+echo "$test_string" > "${dst_dir}/index.html"
+trap 'rm -rf "$dst_dir"' EXIT
 
 cargo build
-cargo run -- up -p "$local_port"
+cargo run -- up -p "$local_port" &
+
+# wait for server to come up
+sleep 90s
+
 python3 -m http.server --directory "$dst_dir" "$local_port" &
 sleep 1
 curl "http://localhost:${local_port}" || true
-curl --connect-timeout 3 --max-time 5 "http://$(cargo run -- ip):${local_port}"
-wait
+result_string="$(curl -s --connect-timeout 3 --max-time 5 "http://$(cargo run -- ip):${local_port}")"
+if [[ "$test_string" != "$result_string" ]] ; then
+    echo "ERROR: Failed to find test string: '$test_string'" >&2
+    exit 1
+else
+    echo "SUCCESS: Found test string: '$test_string'" >&2
+    echo "Cleaning up..." >&2
+    # use SIGINT to kill because I haven't figured out how to catch other signals
+    jobs -p | xargs -r kill -s SIGINT
+    exit 0
+fi