tweak block script (use established connections as metric)

diff --git a/utils/cron_ipanalyse.py b/utils/cron_ipanalyse.py
index f214af761bb63f458e16151a1290fd17faa838ff..b344a849d08093030f074804c497bada55223aa4 100755 (executable)
--- a/utils/cron_ipanalyse.py
+++ b/utils/cron_ipanalyse.py
@@ -303,11 +303,14 @@ if __name__ == '__main__':
     fd = open("/proc/loadavg")
     cpuload = int(float(fd.readline().split()[2]))
     fd.close()
-    dbload = total200 / BULKCOOLOFF_DELTA.total_seconds()
+    # check the number of excess connections to apache
+    dbcons = int(subprocess.check_output("netstat -s | grep 'connections established' | sed 's:^\s*::;s: .*::'", shell=True))
+    fpms = int(subprocess.check_output('ps -Af | grep php-fpm | wc -l', shell=True))
+    dbload = max(0, dbcons - fpms)
 
     numbulks = len(bl.prevbulks)
-    BLOCK_LIMIT = max(BLOCK_LIMIT, BLOCK_UPPER - BLOCK_LOADFAC * (dbload - 75))
-    BULKLONG_LIMIT = max(BULK_LOWER, BULKLONG_LIMIT - BULK_LOADFAC * (cpuload - 14))
+    BLOCK_LIMIT = max(BLOCK_LIMIT, BLOCK_UPPER - BLOCK_LOADFAC * dbload)
+    BULKLONG_LIMIT = max(BULK_LOWER, BULKLONG_LIMIT - BULK_LOADFAC * cpuload)
     if numbulks > MAX_BULK_IPS:
         BLOCK_LIMIT = max(3600, BLOCK_LOWER - (numbulks - MAX_BULK_IPS)*10)
     # if the bulk pool is still empty, clients will be faster, avoid having