Archived
52 lines
2.1 KiB
Bash
Executable File
52 lines
2.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Pull Pi-hole configuration from a running instance to a local directory.
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# Sensitive fields (password hashes, TOTP secrets) are redacted automatically.
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#
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# Usage: pull-config.sh <source-host> <dest-dir>
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# source-host SSH-reachable hostname or IP of the source Pi-hole
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# dest-dir Local directory to write config into (created if absent)
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#
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# Example:
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# ./pull-config.sh root@pihole ./config
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# ./pull-config.sh root@192.168.2.253 /backup/pihole-$(date +%Y%m%d)
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
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usage() {
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echo "Usage: $(basename "$0") <source-host> <dest-dir>" >&2
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echo " source-host SSH target for the source Pi-hole (e.g. root@pihole)" >&2
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echo " dest-dir Local directory to write config files into" >&2
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exit 1
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}
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[[ $# -eq 2 ]] || usage
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SOURCE="$1"
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DEST="$2"
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echo "Pulling Pi-hole config from ${SOURCE} → ${DEST}"
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mkdir -p "${DEST}/dnsmasq.d"
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# ── pihole.toml ────────────────────────────────────────────────────────────────
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echo " pihole.toml"
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ssh "${SOURCE}" "cat /etc/pihole/pihole.toml" > "${DEST}/pihole.toml"
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"${SCRIPT_DIR}/sanitize-config.sh" "${DEST}/pihole.toml"
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# ── custom dnsmasq drop-ins ────────────────────────────────────────────────────
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# Pi-hole manages its own generated config; we only capture user-added files.
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echo " dnsmasq.d/ (custom drop-ins)"
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ssh "${SOURCE}" "ls /etc/dnsmasq.d/*.conf 2>/dev/null || true" | while read -r f; do
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name="$(basename "$f")"
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echo " ${name}"
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ssh "${SOURCE}" "cat '${f}'" > "${DEST}/dnsmasq.d/${name}"
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done
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# ── DHCP static leases ─────────────────────────────────────────────────────────
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echo " dhcp.leases"
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ssh "${SOURCE}" "cat /etc/pihole/dhcp.leases 2>/dev/null || true" > "${DEST}/dhcp.leases"
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echo "Done. Config written to ${DEST}/"
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