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44c56d6083
| Author | SHA1 | Date | |
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| 44c56d6083 | |||
| 8e9f35ed76 |
@@ -1,4 +1,3 @@
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# DMARC-Server-Sammelsystem – Einrichtung und Betrieb
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## 📖 Präambel
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@@ -34,7 +33,7 @@ Alle Dateien werden unter `/var/lib/dmarc` abgelegt:
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Verzeichnisse anlegen:
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```bash
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sudo install -d -o root -g root -m 750 /var/lib/dmarc/{reports,processed,exports,logs}
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sudo install -d -o vmail -g vmail -m 750 /var/lib/dmarc/{reports,processed,exports,logs}
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sudo install -d -o root -g root -m 750 /usr/local/lib/dmarc
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```
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@@ -83,7 +82,7 @@ dmarc-reports@oopen.de reports@oopen.de, dmarc-pipe:
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Dann:
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```bash
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sudo postmap /etc/postfix/virtual
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sudo postmap /etc/postfix/virtual_alias_maps
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sudo systemctl reload postfix
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```
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@@ -115,6 +114,7 @@ oopen.de._report._dmarc.oopen.de. IN TXT "v=DMARC1"
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## 🧰 3. Sammelskript `/usr/local/bin/dmarc-collect.sh`
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**Datei anlegen:**
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```bash
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sudo tee /usr/local/bin/dmarc-collect.sh >/dev/null <<'EOF'
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#!/usr/bin/env bash
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@@ -166,10 +166,12 @@ fi
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EOF
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sudo apt install -y ripmime
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sudo install -m 750 -o vmail -g vmail /usr/local/bin/dmarc-collect.sh
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sudo chown vmail:vmail /usr/local/bin/dmarc-collect.sh
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sudo chmod 750 /usr/local/bin/dmarc-collect.sh
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```
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Inhalt von `dmarc-collect.sh`:
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```bash
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#!/usr/bin/env bash
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set -euo pipefail
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@@ -217,7 +219,6 @@ else
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echo "$(date -Is) no usable attachment in message" >> "$LOGF"
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exit 0
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fi
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```
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---
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@@ -247,6 +248,7 @@ sudo chmod 750 /usr/local/lib/dmarc/daily-run.sh
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```
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Cronjob anlegen:
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```bash
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echo '17 3 * * * root /usr/local/lib/dmarc/daily-run.sh' | sudo tee /etc/cron.d/dmarc-daily >/dev/null
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```
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@@ -256,6 +258,7 @@ echo '17 3 * * * root /usr/local/lib/dmarc/daily-run.sh' | sudo tee /etc/cron.d/
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## 🧮 5. Auswertungsskript `/usr/local/bin/dmarc-scan.sh`
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Installation:
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```bash
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sudo apt install -y xmlstarlet unzip gzip
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sudo tee /usr/local/bin/dmarc-scan.sh >/dev/null <<'EOF'
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@@ -568,6 +571,7 @@ sudo chmod 750 /usr/local/bin/dmarc-scan.sh
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Beschreibung: Das Skript liest XML/ZIP/GZ-Reports, zeigt eine Tabelle pro Report, schreibt eine Records-CSV (mit `--append` fortsetzbar) und exportiert Top-Listen als CSV in `--outdir`.
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**Wichtige Parameter:**
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- `--domain DOMAIN` (Filter)
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- `--csv PFAD` (Records-CSV)
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- `--append` (anhängen statt überschreiben)
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@@ -575,6 +579,7 @@ Beschreibung: Das Skript liest XML/ZIP/GZ-Reports, zeigt eine Tabelle pro Report
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- `--outdir PFAD` (Top-CSV Ziel)
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**Beispiel:**
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```bash
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dmarc-scan.sh /var/lib/dmarc/reports/2025/11/12 --domain fluechtlingsrat-brandenburg.de --csv /var/lib/dmarc/exports/records.csv --append --top 25 --outdir /var/lib/dmarc/exports/
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```
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