From 66d94bc670d796864af58e425cfe6b4146d667e7 Mon Sep 17 00:00:00 2001
From: CN-JS-HuiBai <huyang@littlediary.cn>
Date: Sun, 5 Apr 2026 23:16:15 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0Prometheus=E9=85=8D=E7=BD=AE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Prometheus/install_blackbox_exporter.sh | 109 +++++++++++++++++++++++-
 1 file changed, 108 insertions(+), 1 deletion(-)

diff --git a/Prometheus/install_blackbox_exporter.sh b/Prometheus/install_blackbox_exporter.sh
index 58363e7..a812707 100644
--- a/Prometheus/install_blackbox_exporter.sh
+++ b/Prometheus/install_blackbox_exporter.sh
@@ -62,6 +62,40 @@ else
     echo "No TTY detected, using default port: $PORT"
 fi
 
+# Configure monitoring targets
+if [ -d "/etc/prometheus" ]; then
+    TARGETS_DIR="/etc/prometheus/blackbox_targets"
+    echo "Prometheus detected, targets will be saved to $TARGETS_DIR"
+else
+    TARGETS_DIR="/blackbox_exporter/targets"
+fi
+if [ -t 0 ]; then
+    echo "========================================================="
+    echo "Configuring monitoring objects (optional)..."
+    read -rp "Enter targets for ICMP Ping (separated by space, e.g. 8.8.8.8 1.1.1.1): " ICMP_VAL
+    read -rp "Enter targets for HTTP check (separated by space, e.g. https://google.com): " HTTP_VAL
+    
+    if [ -n "$ICMP_VAL" ] || [ -n "$HTTP_VAL" ]; then
+        sudo mkdir -p "$TARGETS_DIR"
+        if [ -n "$ICMP_VAL" ]; then
+            echo "- targets:" | sudo tee "$TARGETS_DIR/icmp.yml" > /dev/null
+            for t in $ICMP_VAL; do
+                echo "  - $t" | sudo tee -a "$TARGETS_DIR/icmp.yml" > /dev/null
+            done
+            echo "Done: $TARGETS_DIR/icmp.yml"
+        fi
+        if [ -n "$HTTP_VAL" ]; then
+            echo "- targets:" | sudo tee "$TARGETS_DIR/http.yml" > /dev/null
+            for t in $HTTP_VAL; do
+                echo "  - $t" | sudo tee -a "$TARGETS_DIR/http.yml" > /dev/null
+            done
+            echo "Done: $TARGETS_DIR/http.yml"
+        fi
+    fi
+    echo "========================================================="
+fi
+
+
 # Create systemd service file
 SERVICE_FILE="/etc/systemd/system/blackbox_exporter.service"
 echo "Creating systemd service file..."
@@ -86,5 +120,78 @@ echo "Enabling and starting blackbox_exporter service..."
 sudo systemctl daemon-reload
 sudo systemctl enable --now blackbox_exporter.service
 
-echo "Blackbox Exporter installation completed, listening on port ${PORT}"
+# Automatically integrate with Prometheus if present
+PROMETHEUS_YML="/etc/prometheus/prometheus.yml"
+if [ -f "$PROMETHEUS_YML" ]; then
+    echo "Integrating with Prometheus..."
+    TEMP_CONF="/tmp/blackbox_jobs.yml"
+    rm -f "$TEMP_CONF"
+    
+    # Generate the job snippets
+    if [ -f "$TARGETS_DIR/icmp.yml" ] && ! grep -q "job_name: 'blackbox-icmp'" "$PROMETHEUS_YML"; then
+        cat <<EOF >> "$TEMP_CONF"
+  - job_name: 'blackbox-icmp'
+    metrics_path: /probe
+    params:
+      module: [icmp]
+    file_sd_configs:
+      - files:
+        - $TARGETS_DIR/icmp.yml
+    relabel_configs:
+      - source_labels: [__address__]
+        target_label: __param_target
+      - source_labels: [__param_target]
+        target_label: instance
+      - target_label: __address__
+        replacement: 127.0.0.1:${PORT}
+
+EOF
+    fi
+    
+    if [ -f "$TARGETS_DIR/http.yml" ] && ! grep -q "job_name: 'blackbox-http'" "$PROMETHEUS_YML"; then
+        cat <<EOF >> "$TEMP_CONF"
+  - job_name: 'blackbox-http'
+    metrics_path: /probe
+    params:
+      module: [http_2xx]
+    file_sd_configs:
+      - files:
+        - $TARGETS_DIR/http.yml
+    relabel_configs:
+      - source_labels: [__address__]
+        target_label: __param_target
+      - source_labels: [__param_target]
+        target_label: instance
+      - target_label: __address__
+        replacement: 127.0.0.1:${PORT}
+
+EOF
+    fi
+    
+    if [ -f "$TEMP_CONF" ]; then
+        if [ -t 0 ]; then
+            read -rp "Found $PROMETHEUS_YML. Would you like to append the blackbox jobs automatically? [y/N]: " DO_APPEND
+        else
+            DO_APPEND="y"
+        fi
+        
+        if [[ "$DO_APPEND" =~ ^[Yy]$ ]]; then
+            cat "$TEMP_CONF" | sudo tee -a "$PROMETHEUS_YML" > /dev/null
+            echo "Jobs appended to $PROMETHEUS_YML."
+            if [ -f "/usr/bin/restart_prometheus" ]; then
+                echo "Restarting Prometheus..."
+                sudo /usr/bin/restart_prometheus
+            else
+                echo "Please restart Prometheus to apply changes: sudo systemctl restart prometheus"
+            fi
+        fi
+    else
+        echo "Blackbox jobs already exist in $PROMETHEUS_YML or no targets configured."
+    fi
+fi
+
+echo "========================================================="
+echo "Blackbox Exporter installation and integration completed!"
+echo "Listening on port: ${PORT}"
+echo "========================================================="