shaolin dojo doktor

crumbpages-doktor.sh

@@ -487,6 +487,127 @@ EOF
 }
 
 
+# -----------------------------------------------------------------------------
+# Modul: Shaolin Log Doktor (Logfile Analyse)
+# -----------------------------------------------------------------------------
+function shaolin_doktor() {
+    echo -e "${BLUE}--- 🥋 Shaolin Log Doktor ---${NC}"
+    export LOG_RC="${CRUMB_CACHE_DIR}/shaolin_doktor_${CRUMB_SESSION_ID}.rc"
+    
+    cat > "${LOG_RC}" << 'EOF'
+if [ -f /etc/bashrc ]; then source /etc/bashrc; fi
+if [ -f ~/.bashrc ]; then source ~/.bashrc; fi
+
+export PS1="\[\033[0;35m\](🥋 Shaolin) \u@\h:\w$ \[\033[0m\]"
+
+function shaolin_help() {
+    echo "Willkommen im Dojo der Log-Analyse."
+    echo ""
+    echo "Befehle:"
+    echo "  log_analyze <file>  -> Detaillierte Time-Range Analyse"
+    echo "  log_p90 <file>      -> Berechne 90. Perzentil (Latenz)"
+    echo "  log_top <file>      -> Top URLs & User Agents"
+    echo "  log_errors <file>   -> Finde Fehler (40x, 50x, CRITICAL)"
+    echo ""
+    echo "  Tipp: Nutzung oft mit access.log"
+}
+
+function log_analyze() {
+    FILE="${1:-access.log}"
+    if [ ! -f "$FILE" ]; then echo "❌ Datei nicht gefunden: $FILE"; return; fi
+    
+    echo "🥋 Analysiere Zeit-Verteilung für: $FILE"
+    
+    # Check if we can find relevant data columns (heuristic)
+    # Asking user or guessing is hard in script, assuming standard formats or user knows
+    echo "⚠️  Annahme: $(NF-1) ist Antwortzeit in Sekunden (Nginx Default oft am Ende)"
+    
+    TOTAL_REQ=$(cat "$FILE" | grep -v elapsed | wc -l)
+    echo "Total Requests: $TOTAL_REQ"
+    
+    awk -v treq="$TOTAL_REQ" '{
+        val = $(NF-1)
+        if (val < 0.5) a[1]++;
+        else if(val >= 0.5 && val < 1) a[2]++;
+        else if(val >= 1 && val < 2) a[3]++;
+        else if(val >= 2 && val < 5) a[4]++;
+        else if(val >= 5 && val < 10) a[5]++;
+        else if(val >= 10 && val < 60) a[6]++;
+        else if(val >= 60 && val < 300) a[7]++;
+        else if(val >= 300) a[8]++;
+    } END {
+        labels[1]="0 - 500 ms";
+        labels[2]="500 ms - 1 sec";
+        labels[3]="1 sec - 2 secs";
+        labels[4]="2 secs - 5 secs";
+        labels[5]="5 secs - 10 secs";
+        labels[6]="10 secs - 60 secs";
+        labels[7]="1 min -  5 mins";
+        labels[8]="> 5 mins";
+
+        for (i=1;i<=8;i++) {
+            if (a[i] == "") a[i]=0;
+            printf "%-20s , %d (%d%%)\n", labels[i], a[i], int(a[i]*100/treq)
+        }
+    }' "$FILE"
+}
+
+function log_p90() {
+    FILE="${1:-access.log}"
+    if [ ! -f "$FILE" ]; then echo "❌ Datei nicht gefunden: $FILE"; return; fi
+    
+    echo "🥋 Berechne P90 Latenz für: $FILE"
+    
+    # Create temp file with just the times
+    cat "$FILE" | grep -v '^#' | awk '{print $(NF-1)}' | grep "[0-9]" | sort -n > /tmp/sl_csv.$$
+    N=$(wc -l < /tmp/sl_csv.$$)
+    
+    if [ "$N" -eq 0 ]; then echo "Keine Datenpunkte."; rm /tmp/sl_csv.$$; return; fi
+    
+    P90_IDX=$(echo "$N * 0.9" | bc 2>/dev/null | awk -F'.' '{print $1}')
+    if [ -z "$P90_IDX" ] || [ "$P90_IDX" -eq 0 ]; then P90_IDX=1; fi
+    
+    VAL=$(awk "NR==$P90_IDX" /tmp/sl_csv.$$)
+    
+    echo "📊 P90 Request Time: ${VAL}s"
+    echo "   (90% aller Requests waren schneller als dies)"
+    
+    rm /tmp/sl_csv.$$
+}
+
+function log_top() {
+    FILE="${1:-access.log}"
+    if [ ! -f "$FILE" ]; then echo "❌ Datei nicht gefunden: $FILE"; return; fi
+    
+    echo "🏆 Top 5 URLs:"
+    cat "$FILE" | awk '{print $(NF-3)}' | sort | uniq -c | sort -nr | head -n 5
+    echo ""
+    echo "🕵️  Top 5 User Agents:"
+    cat "$FILE" | awk '{print "User-Agent="$(NF)}' | sort | uniq -c | sort -nr | head -n 5
+    echo ""
+    echo "🔢 HTTP Status Codes:"
+    cat "$FILE" | awk '{print "Code="$(NF-2)}' | sort | uniq -c | sort -nr
+}
+
+function log_errors() {
+    FILE="${1:-access.log}"
+    if [ ! -f "$FILE" ]; then echo "❌ Datei nicht gefunden: $FILE"; return; fi
+    
+    echo "🚨 Suche nach Standard-Fehlern..."
+    grep -E "error|CRITICAL|FATAL|Exception" "$FILE" | head -n 20
+    echo "..."
+    echo "(Zeige max 20 Treffer. Nutze 'grep' für mehr)"
+}
+
+echo ""
+shaolin_help
+EOF
+    
+    bash --rcfile "${LOG_RC}"
+    rm -f "${LOG_RC}"
+}
+
+
 # -----------------------------------------------------------------------------
 # Hauptmenü
 # -----------------------------------------------------------------------------
@@ -501,9 +622,10 @@ while true; do
     echo "5) 🔐 Remote Tools (SSH / SCP)"
     echo "6) 🛠️  General Tools (Shell)"
     echo "7) 🧠 Qdrant Doktor (Vektor DB)"
-    echo "8) 👋 Beenden"
+    echo "8) 🥋 Shaolin Log Doktor (Logfile Analyse)"
+    echo "9) 👋 Beenden"
     echo ""
-    read -p "Auswahl [1-8]: " CHOICE
+    read -p "Auswahl [1-9]: " CHOICE
     
     case $CHOICE in
         1) git_doktor ;;
@@ -513,7 +635,8 @@ while true; do
         5) remote_doktor ;;
         6) tools_doktor ;;
         7) qdrant_doktor ;;
-        8) echo "Ahoi!"; exit 0 ;;
-        *) echo "Bitte 1-8 wählen."; sleep 1 ;;
+        8) shaolin_doktor ;;
+        9) echo "Ahoi!"; exit 0 ;;
+        *) echo "Bitte 1-9 wählen."; sleep 1 ;;
     esac
 done