Add collectd files

collectd/usr/local/bin/cpufreq-data

@@ -0,0 +1,57 @@
+#!/usr/bin/python3
+import argparse
+import time
+import sys
+import os
+
+hostname = "server"
+measurement_interval = 5
+
+
+def get_cpu_frequencies():
+    frequencies = []
+    try:
+        cpu_dirs = [
+            d
+            for d in os.listdir("/sys/devices/system/cpu/")
+            if d.startswith("cpu") and d[3:].isdigit()
+        ]
+        for cpu_dir in cpu_dirs:
+            with open(
+                f"/sys/devices/system/cpu/{cpu_dir}/cpufreq/scaling_cur_freq", "r"
+            ) as f:
+                frequency = int(f.read().strip()) / 1000  # Convert Hz to MHz
+                frequencies.append((int(cpu_dir[3:]), frequency))
+    except Exception as e:
+        print("Error:", e)
+    return frequencies
+
+
+def main():
+    parser = argparse.ArgumentParser(description="Query CPU frequencies.")
+    parser.add_argument(
+        "-s",
+        "--human-readable",
+        action="store_true",
+        help="Print frequencies in human-readable format",
+    )
+    args = parser.parse_args()
+
+    if args.human_readable:
+        frequencies = get_cpu_frequencies()
+        for cpu, frequency in frequencies:
+            print(f"CPU{cpu} Frequency: {frequency:.2f} MHz")
+    else:
+        while True:
+            frequencies = get_cpu_frequencies()
+            timestamp = int(time.time())
+            for cpu, frequency in frequencies:
+                print(
+                    f"PUTVAL {hostname}/cpu-frequency/gauge-cpu{cpu} {timestamp}:{frequency:.0f}"
+                )
+            sys.stdout.flush()
+            time.sleep(measurement_interval)
+
+
+if __name__ == "__main__":
+    main()