Seven confirmed findings from an observed-vs-expected review of a real deploy
transcript against the code (four other proposed findings were refuted and no
change was made for them).
- Caddyfile reformatted so `caddy fmt` is clean, removing the warning Caddy
printed on every validate and every start. Two causes, not one: `caddy fmt`
indents with TABS, and it deletes a blank line whose following line begins
with `{` -- which is why the warning pointed at line 17, the blank before the
global options block. The check is a whole-file byte comparison, so the line
number was only the first difference and the entire file had to be
reformatted. Verified whitespace-only outside the heredoc, whose body is left
byte-identical: Caddy strips padding derived from the closing marker's
indentation, so re-indenting it would change what the page serves.
- deploy.sh no longer upgrades Caddy behind the operator's back. A bare
`docker compose pull` refreshed the floating `caddy:2-alpine` on every re-run
and `up -d` then recreated it, doing exactly what CADDY_AUTOUPDATE=0 promises
not to, with none of update.sh's health check or rollback. Pulls are now
per service: the pinned Ergo tag always, Caddy only when absent or opted in.
- deploy.sh seeds the ACME_EMAIL and NETWORK_NAME prompts from .env, so pressing
Enter through a re-run no longer renames the network to the hostname in the
summary while .env keeps the real one.
- The Caddy restart guard compares the container's identity across `up -d`. A
container compose created or recreated has already read the new Caddyfile;
only one left running still holds the old config, and `svc_state` cannot tell
those apart.
- Container logs are now rotated (json-file, 10m x 3) on every service. Alpine's
docker package ships no daemon.json, so the default is unbounded, and the
60-second health probe alone writes a log line per run.
- ergoctl notes that LUSERS counts its own probe connection, which is why a
server with nobody on it reports one invisible user.
Verified: seven local suites pass, the embedded archive round-trips, line
endings are LF, and the reformatted Caddyfile is a verified fixed point of the
formatter (semantically identical token-for-token to the previous one).
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
76 lines
2.4 KiB
Caddyfile
76 lines
2.4 KiB
Caddyfile
# Caddyfile for the Ergo stack. Caddy runs in the HOST network namespace.
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#
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# Roles:
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# 1. Obtain and renew the Let's Encrypt certificate for {$ERGO_DOMAIN}. Ergo's
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# :6697 listener reuses that cert -- `update.sh certsync` copies it into
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# ./ircd and rehashes Ergo (runs every 15 minutes, silent when unchanged).
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# 2. Terminate HTTPS for IRC-over-WebSocket: wss://{$ERGO_DOMAIN}/webirc ->
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# Ergo's plaintext websocket listener on 127.0.0.1:8097. Caddy adds
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# X-Forwarded-For / X-Forwarded-Proto and Ergo trusts them from loopback
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# (proxy-allowed-from: localhost), so web users keep their real IP and are
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# marked secure (+Z).
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# 3. A plain-text landing page with connection details at /.
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#
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# Add your own site config (e.g. a Gamja web client, see README) as
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# conf.d/*.caddy -- deploy.sh installs this file but never touches conf.d/.
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# Apply changes with: docker compose restart caddy
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{
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email {$ACME_EMAIL}
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# Host networking would put the admin API on the HOST's 127.0.0.1:2019,
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# reachable by every local process and container. The config is static, so
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# turn it off; changes are applied by restarting the container.
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admin off
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# No HTTP/3: it would bind udp/443 on the host (not in the firewall's port
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# list) and browsers do not run WebSockets over h3 anyway.
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servers {
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protocols h1 h2
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}
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}
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# Loopback-only health endpoint for the compose healthcheck (no admin API to ask).
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http://127.0.0.1 {
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respond "ok" 200
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}
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{$ERGO_DOMAIN} {
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encode zstd gzip
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# IRC over WebSocket. Ergo ignores the request path; Caddy proxies the
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# Upgrade transparently and supplies X-Forwarded-For/-Proto itself.
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handle_path /webirc* {
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reverse_proxy 127.0.0.1:8097
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}
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# Operator additions (web client, redirects, ...). See conf.d/00-readme.caddy.
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import conf.d/*.caddy
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handle {
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header Content-Type "text/plain; charset=utf-8"
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respond <<TXT
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{$NETWORK_NAME} -- IRC server
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Connect with any IRC client:
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server: {$ERGO_DOMAIN}
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port: 6697 (TLS)
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web: wss://{$ERGO_DOMAIN}/webirc (IRC-over-WebSocket endpoint)
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Register a nickname: /msg NickServ REGISTER <password>
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Powered by Ergo (https://ergo.chat).
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TXT 200
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}
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header {
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Strict-Transport-Security "max-age=31536000; includeSubDomains"
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X-Content-Type-Options "nosniff"
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Referrer-Policy "strict-origin-when-cross-origin"
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-Server
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}
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log {
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output stdout
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format console
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}
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}
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