From: Andrew Lorimer <andrew@charles.cortex>
Date: Fri, 30 Aug 2019 04:20:43 +0000 (+1000)
Subject: add parsers for memory info and system info
X-Git-Url: https://git.lorimer.id.au/logparse.git/diff_plain/3d80b84d8932d6f5beb8c1095315def5e12ced62

add parsers for memory info and system info
---

diff --git a/logparse/parsers/mem.py b/logparse/parsers/mem.py
new file mode 100644
index 0000000..b6f8f8d
--- /dev/null
+++ b/logparse/parsers/mem.py
@@ -0,0 +1,50 @@
+#
+#   mem.py
+#
+#   Get instantaneous memory statistics (installed, total, free, available)
+#
+
+import re
+
+from ..formatting import *
+from .. import config
+
+import logging
+logger = logging.getLogger(__name__)
+
+def parse_log():
+
+    logger.debug("Starting memory section")
+    section = Section("memory")
+    
+    table = Table()
+
+    ram_b = os.sysconf('SC_PAGE_SIZE') * os.sysconf('SC_PHYS_PAGES')
+    table.add_row(Row([Column("Installed"), Column(parsesize(ram_b))]))
+
+    raw_mem = util.readlog(config.prefs['logs']['meminfo'])
+    total_regex = re.compile("(MemTotal:\s*| kB)+")
+    free_regex = re.compile("MemFree:\s*")
+
+    for line in raw_mem.splitlines():
+        matches = re.findall("^Mem(\w+):\s*(\d*)\s*kB$", line)
+        if len(matches) > 0:
+            logger.debug("Detected {0} memory of {1} kB".format(matches[0][0].lower(), matches[0][1]))
+            table.add_row(Row([Column(matches[0][0]), Column(parsesize(float(matches[0][1])*1000))]))
+#        if "Mem" in line:
+#            total = line_regex.sub("", line, 1)
+#            processor = proc_regex.sub("", processor)
+#            if not processor in proc_data.items:
+#                proc_data.items.append(processor)
+#            else:
+#                logger.debug("Found duplicate entry (perhaps multiple cores?) for {0}".format(processor))
+#    if len(proc_data.items) > 0:
+#        section.append_data(proc_data)
+#    else:
+#        logger.warning("Failed to find processor data")
+
+    table.align_column(0, "right")
+    section.append_table(table)
+
+    logger.info("Finished memory section")
+    return section
diff --git a/logparse/parsers/sysinfo.py b/logparse/parsers/sysinfo.py
new file mode 100644
index 0000000..01a37c2
--- /dev/null
+++ b/logparse/parsers/sysinfo.py
@@ -0,0 +1,54 @@
+#
+#   sysinfo.py
+#
+#   Get standard system information from basic Unix commands
+#
+
+import platform
+import subprocess
+import os
+import re
+
+from ..formatting import *
+from .. import config
+
+import logging
+logger = logging.getLogger(__name__)
+
+def parse_log():
+
+    logger.debug("Starting sysinfo section")
+    section = Section("system")
+    table = Table()
+
+    table.add_row(Row([Column("Hostname"), Column(util.hostname(config.prefs['hostname-path']))]))
+    table.add_row(Row([Column("OS"), Column(platform.platform())]))
+    table.add_row(Row([Column("OS version"), Column(platform.version())]))
+    table.add_row(Row([Column("Platform"), Column(platform.system() + " " + platform.machine())]))
+
+    processors = []
+    raw_proc = util.readlog(config.prefs['logs']['cpuinfo'])
+    line_regex = re.compile(".*model name.*:\s*")
+    proc_regex = re.compile("\s*(\(R\)|\(TM\)|CPU)")
+    for line in raw_proc.splitlines():
+        if "model name" in line:
+            processor = line_regex.sub("", line, 1)
+            processor = " ".join(proc_regex.sub("", processor).split()) # remove extraneous text and whitespace
+            if not processor in processors:
+                processors.append(processor)
+            else:
+                logger.debug("Found duplicate entry (perhaps multiple cores?) for {0}".format(processor))
+    table.align_column(0, "right")
+    if len(processors) == 1:
+        table.add_row(Row([Column("Processor"), Column("; ".join(processors))]))
+        section.append_table(table)
+    elif len(processors) > 1:
+        section.append_table(table)
+        proc_data = Data("Processors")
+        proc_data.items = processors
+        section.append_data(proc_data)
+    else:
+        logger.warning("Failed to find processor data")
+
+    logger.info("Finished sysinfo section")
+    return section