Add per-domain Namecheap DDNS env setup

docs/dyndns-namecheap-alpine.md

@@ -56,3 +56,28 @@ Note: some Namecheap setups require enabling Dynamic DNS per host in their panel
 
 - Place your real Namecheap Dynamic DNS token in `/etc/ddclient/ddclient.conf`.
 - Do not commit real API tokens to this repo. Use the template at `templates/ddclient/ddclient.conf.template` as a reference.
+ - The Namecheap **Dynamic DNS Password** (not the API key) is required for each domain.
+
+## Environment variable list (per domain)
+
+These are used by the installer when it writes `/etc/ddclient/ddclient.conf`:
+
+- `NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_CLOUD`
+- `NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_COM`
+- `NAMECHEAP_DDNS_PASSWORD_PORTFOLIOJOURNAL_APP`
+- `NAMECHEAP_DDNS_PASSWORD_XSLTPLAYGROUND_COM`
+- `NAMECHEAP_DDNS_PASSWORD_OLALLALAB_ORG`
+
+## Simple shell setup for Alpine (root login shell)
+
+This helper script appends the exports to `/root/.profile` for the default `ash` login shell:
+
+```sh
+./scripts/setup-ddclient-env-alpine.sh
+```
+
+Edit the `REPLACE_ME` values in `/root/.profile`, then re-login or run:
+
+```sh
+. /root/.profile
+```

scripts/install-ddclient-alpine.sh

@@ -5,7 +5,11 @@ ALPINE_RELEASE_FILE="/etc/alpine-release"
 REPO_FILE="/etc/apk/repositories"
 DDCLIENT_DIR="/etc/ddclient"
 DDCLIENT_CONF="${DDCLIENT_DIR}/ddclient.conf"
-NAMECHEAP_TOKEN="${NAMECHEAP_API_TOKEN:-API_TOKEN_NAMECHEAP}"
+TOKEN_AV_CLOUD="${NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_CLOUD:-NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_CLOUD}"
+TOKEN_AV_COM="${NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_COM:-NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_COM}"
+TOKEN_PJ_APP="${NAMECHEAP_DDNS_PASSWORD_PORTFOLIOJOURNAL_APP:-NAMECHEAP_DDNS_PASSWORD_PORTFOLIOJOURNAL_APP}"
+TOKEN_XSLT_COM="${NAMECHEAP_DDNS_PASSWORD_XSLTPLAYGROUND_COM:-NAMECHEAP_DDNS_PASSWORD_XSLTPLAYGROUND_COM}"
+TOKEN_OLALLA_ORG="${NAMECHEAP_DDNS_PASSWORD_OLALLALAB_ORG:-NAMECHEAP_DDNS_PASSWORD_OLALLALAB_ORG}"
 
 if [ ! -f "$ALPINE_RELEASE_FILE" ]; then
   echo "Error: $ALPINE_RELEASE_FILE not found. This script is for Alpine Linux." >&2
@@ -28,8 +32,9 @@ mkdir -p "$DDCLIENT_DIR"
 if [ ! -f "$DDCLIENT_CONF" ]; then
   umask 077
   cat <<CONF > "$DDCLIENT_CONF"
-# ddclient.conf placeholder. Replace API_TOKEN_NAMECHEAP with your real token
-# or set NAMECHEAP_API_TOKEN in the environment before running this script.
+# ddclient.conf placeholder. Replace values below with your real Namecheap
+# Dynamic DNS Passwords, or set per-domain environment variables before
+# running this script (see docs/dyndns-namecheap-alpine.md).
 # See templates/ddclient/ddclient.conf.template in this repo for full example.
 
 daemon=300
@@ -40,10 +45,38 @@ web=dynamicdns.park-your-domain.com/getip
 
 protocol=namecheap
 server=dynamicdns.park-your-domain.com
-login=example.com
-password=${NAMECHEAP_TOKEN}
+login=alexandre-vazquez.cloud
+password=${TOKEN_AV_CLOUD}
 
-dyn.example.com
+dyn.alexandre-vazquez.cloud
+
+protocol=namecheap
+server=dynamicdns.park-your-domain.com
+login=alexandre-vazquez.com
+password=${TOKEN_AV_COM}
+
+dyn.alexandre-vazquez.com
+
+protocol=namecheap
+server=dynamicdns.park-your-domain.com
+login=portfoliojournal.app
+password=${TOKEN_PJ_APP}
+
+dyn.portfoliojournal.app
+
+protocol=namecheap
+server=dynamicdns.park-your-domain.com
+login=xsltplayground.com
+password=${TOKEN_XSLT_COM}
+
+dyn.xsltplayground.com
+
+protocol=namecheap
+server=dynamicdns.park-your-domain.com
+login=olallalab.org
+password=${TOKEN_OLALLA_ORG}
+
+dyn.olallalab.org
 CONF
   chmod 600 "$DDCLIENT_CONF"
   echo "Created $DDCLIENT_CONF with placeholder values."

scripts/setup-ddclient-env-alpine.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+set -eu
+
+PROFILE_FILE="/root/.profile"
+MARKER_START="# Namecheap DDNS env (ddclient)"
+MARKER_END="# End Namecheap DDNS env"
+
+if [ ! -f "$PROFILE_FILE" ]; then
+  touch "$PROFILE_FILE"
+fi
+
+if grep -q "$MARKER_START" "$PROFILE_FILE"; then
+  echo "Env block already present in $PROFILE_FILE. Edit it there if needed."
+  exit 0
+fi
+
+cat <<'CONF' >> "$PROFILE_FILE"
+
+# Namecheap DDNS env (ddclient)
+export NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_CLOUD="REPLACE_ME"
+export NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_COM="REPLACE_ME"
+export NAMECHEAP_DDNS_PASSWORD_PORTFOLIOJOURNAL_APP="REPLACE_ME"
+export NAMECHEAP_DDNS_PASSWORD_XSLTPLAYGROUND_COM="REPLACE_ME"
+export NAMECHEAP_DDNS_PASSWORD_OLALLALAB_ORG="REPLACE_ME"
+# End Namecheap DDNS env
+CONF
+
+echo "Added Namecheap DDNS env placeholders to $PROFILE_FILE."
+echo "Edit the REPLACE_ME values, then re-login or run: . $PROFILE_FILE"

templates/ddclient/ddclient.conf.template

@@ -1,5 +1,6 @@
 # ddclient.conf template for Namecheap Dynamic DNS (multi-domain).
-# Replace API_TOKEN_NAMECHEAP with your real token.
+# Replace the placeholders with your Namecheap Dynamic DNS Passwords
+# (not the Namecheap API key).
 
 daemon=300
 syslog=yes
@@ -10,34 +11,34 @@ web=dynamicdns.park-your-domain.com/getip
 protocol=namecheap
 server=dynamicdns.park-your-domain.com
 login=alexandre-vazquez.cloud
-password=API_TOKEN_NAMECHEAP
+password=NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_CLOUD
 
 dyn.alexandre-vazquez.cloud
 
 protocol=namecheap
 server=dynamicdns.park-your-domain.com
 login=alexandre-vazquez.com
-password=API_TOKEN_NAMECHEAP
+password=NAMECHEAP_DDNS_PASSWORD_ALEXANDRE_VAZQUEZ_COM
 
 dyn.alexandre-vazquez.com
 
 protocol=namecheap
 server=dynamicdns.park-your-domain.com
 login=portfoliojournal.app
-password=API_TOKEN_NAMECHEAP
+password=NAMECHEAP_DDNS_PASSWORD_PORTFOLIOJOURNAL_APP
 
 dyn.portfoliojournal.app
 
 protocol=namecheap
 server=dynamicdns.park-your-domain.com
 login=xsltplayground.com
-password=API_TOKEN_NAMECHEAP
+password=NAMECHEAP_DDNS_PASSWORD_XSLTPLAYGROUND_COM
 
 dyn.xsltplayground.com
 
 protocol=namecheap
 server=dynamicdns.park-your-domain.com
 login=olallalab.org
-password=API_TOKEN_NAMECHEAP
+password=NAMECHEAP_DDNS_PASSWORD_OLALLALAB_ORG
 
 dyn.olallalab.org