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Cypht shares the hub's network so the hub reaches it at 127.0.0.1 on any network mode

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Fixes 'cannot reach the webmail: ENOTFOUND' on hosts (ZimaOS/CasaOS) that keep network_mode: bridge, where container names do not resolve.

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
This commit is contained in:
nmemmertandClaude Sonnet 5.5 committed 2026-10-21 09:46:21 -04:00
1 parent 7823bbcb03
commit f0df84bc5e
1 file changed
+5 -3
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docker-compose.yml
+5 -3
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@@ -20,7 +20,7 @@ services:
AUDIOBOOKS_SSO_URL: ${AUDIOBOOKS_SSO_URL:-} AUDIOBOOKS_SSO_URL: ${AUDIOBOOKS_SSO_URL:-}
VERSE_URL: ${VERSE_URL:-https://versebyversewithnate.us/admin} VERSE_URL: ${VERSE_URL:-https://versebyversewithnate.us/admin}
WEBMAIL_URL: ${WEBMAIL_URL:-} # optional: a webmail elsewhere; leave empty to use the bundled Cypht below WEBMAIL_URL: ${WEBMAIL_URL:-} # optional: a webmail elsewhere; leave empty to use the bundled Cypht below
WEBMAIL_BACKEND_URL: http://cypht:80 # the bundled webmail (Cypht); the hub shows it at /webmail/ (it is not exposed to the internet) WEBMAIL_BACKEND_URL: http://127.0.0.1:80 # the bundled webmail (Cypht, below, shares this container's network); the hub shows it at /webmail/
CYPHT_USER: ${CYPHT_USER:-hub} # the webmail's login; the Mail tab signs in with it for you CYPHT_USER: ${CYPHT_USER:-hub} # the webmail's login; the Mail tab signs in with it for you
CYPHT_PASSWORD: ${CYPHT_PASSWORD:-} CYPHT_PASSWORD: ${CYPHT_PASSWORD:-}
PODCAST_URL: ${PODCAST_URL:-https://podcast.necloud.us/} PODCAST_URL: ${PODCAST_URL:-https://podcast.necloud.us/}
@@ -29,8 +29,6 @@ services:
HUB_SETUP_CODE: ${HUB_SETUP_CODE:-} # first passkey; if empty, a code is printed in the log HUB_SETUP_CODE: ${HUB_SETUP_CODE:-} # first passkey; if empty, a code is printed in the log
SESSION_DAYS: ${SESSION_DAYS:-180} # how long you stay signed in when idle; using the app renews it SESSION_DAYS: ${SESSION_DAYS:-180} # how long you stay signed in when idle; using the app renews it
COOKIE_SECRET: ${COOKIE_SECRET:-} # optional; auto-generated and kept in /data if empty COOKIE_SECRET: ${COOKIE_SECRET:-} # optional; auto-generated and kept in /data if empty
depends_on:
- cypht
volumes: volumes:
- hub-data:/data # passkeys, calendar links and the session secret live here - hub-data:/data # passkeys, calendar links and the session secret live here
@@ -40,6 +38,10 @@ services:
image: git.necloud.us/nate/hub-cypht:latest # built by the Gitea workflow from ./cypht; `docker compose build` builds locally instead image: git.necloud.us/nate/hub-cypht:latest # built by the Gitea workflow from ./cypht; `docker compose build` builds locally instead
build: ./cypht build: ./cypht
restart: unless-stopped restart: unless-stopped
# Shares the hub's network, so the hub reaches it at 127.0.0.1 whatever network mode or DNS the host uses, and nothing else can reach it.
network_mode: "service:hub"
depends_on:
- hub
environment: environment:
AUTH_USERNAME: ${CYPHT_USER:-hub} AUTH_USERNAME: ${CYPHT_USER:-hub}
AUTH_PASSWORD: ${CYPHT_PASSWORD:?Choose a password for the webmail and set CYPHT_PASSWORD} # the hub also uses it to sign you in AUTH_PASSWORD: ${CYPHT_PASSWORD:?Choose a password for the webmail and set CYPHT_PASSWORD} # the hub also uses it to sign you in