Imported Upstream version 1.3.0+dfsgupstream/1.3.0+dfsg

1 files changed, 60 insertions, 0 deletions

diff --git a/python.d/apache_cache.chart.py b/python.d/apache_cache.chart.py
new file mode 100644
index 000000000..3681a8511
--- /dev/null
+++ b/python.d/apache_cache.chart.py
@@ -0,0 +1,60 @@
+# -*- coding: utf-8 -*-
+# Description: apache cache netdata python.d module
+# Author: Pawel Krupa (paulfantom)
+
+from base import LogService
+
+priority = 60000
+retries = 60
+# update_every = 3
+
+ORDER = ['cache']
+CHARTS = {
+    'cache': {
+        'options': [None, 'apache cached responses', 'percent cached', 'cached', 'apache_cache.cache', 'stacked'],
+        'lines': [
+            ["hit", 'cache', "percentage-of-absolute-row"],
+            ["miss", None, "percentage-of-absolute-row"],
+            ["other", None, "percentage-of-absolute-row"]
+        ]}
+}
+
+
+class Service(LogService):
+    def __init__(self, configuration=None, name=None):
+        LogService.__init__(self, configuration=configuration, name=name)
+        if len(self.log_path) == 0:
+            self.log_path = "/var/log/apache2/cache.log"
+        self.order = ORDER
+        self.definitions = CHARTS
+
+    def _get_data(self):
+        """
+        Parse new log lines
+        :return: dict
+        """
+        try:
+            raw = self._get_raw_data()
+            if raw is None:
+                return None
+            elif not raw:
+                return {'hit': 0,
+                        'miss': 0,
+                        'other': 0}
+        except (ValueError, AttributeError):
+            return None
+
+        hit = 0
+        miss = 0
+        other = 0
+        for line in raw:
+            if "cache hit" in line:
+                hit += 1
+            elif "cache miss" in line:
+                miss += 1
+            else:
+                other += 1
+
+        return {'hit': hit,
+                'miss': miss,
+                'other': other}