40 lines
1.4 KiB
Bash
Executable file
40 lines
1.4 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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: "${CLOUDFLARE_API_TOKEN:?set CLOUDFLARE_API_TOKEN}"
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: "${CLOUDFLARE_ZONE_ID:?set CLOUDFLARE_ZONE_ID}"
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: "${BASE_DOMAIN:?set BASE_DOMAIN}"
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: "${SERVER_IP:?set SERVER_IP}"
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api() {
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curl -fsS -X "$1" "https://api.cloudflare.com/client/v4$2" \
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-H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
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-H 'Content-Type: application/json' \
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${3:+--data "$3"}
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}
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upsert_record() {
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local type="$1"
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local name="$2"
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local content="$3"
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local proxied="${4:-false}"
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local existing_id
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existing_id=$(curl -fsS "https://api.cloudflare.com/client/v4/zones/$CLOUDFLARE_ZONE_ID/dns_records?type=$type&name=$name" \
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-H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
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-H 'Content-Type: application/json' | python3 -c 'import sys,json; d=json.load(sys.stdin); print(d["result"][0]["id"] if d.get("result") else "")')
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local payload
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payload=$(printf '{"type":"%s","name":"%s","content":"%s","ttl":120,"proxied":%s}' "$type" "$name" "$content" "$proxied")
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if [[ -n "$existing_id" ]]; then
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api PUT "/zones/$CLOUDFLARE_ZONE_ID/dns_records/$existing_id" "$payload" >/dev/null
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else
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api POST "/zones/$CLOUDFLARE_ZONE_ID/dns_records" "$payload" >/dev/null
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fi
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}
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upsert_record A "$BASE_DOMAIN" "$SERVER_IP" false
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upsert_record A "git.$BASE_DOMAIN" "$SERVER_IP" false
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upsert_record A "registry.$BASE_DOMAIN" "$SERVER_IP" false
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echo "cloudflare dns updated for $BASE_DOMAIN, git.$BASE_DOMAIN, registry.$BASE_DOMAIN"
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