add df, env, and free parsers

README.md

@@ -70,6 +70,79 @@ Options:
 - `-p` specifies whether to pretty format the JSON output
 
 ## Examples
+### df
+```
+$ df | jc --df -p
+[
+  {
+    "Filesystem": "/dev/disk1s1",
+    "512-blocks": "976490576",
+    "Used": "268326664",
+    "Available": "702568152",
+    "Capacity": "28%",
+    "iused": "1395740",
+    "ifree": "9223372036853380067",
+    "%iused": "0%",
+    "Mounted": "/"
+  },
+  {
+    "Filesystem": "devfs",
+    "512-blocks": "680",
+    "Used": "680",
+    "Available": "0",
+    "Capacity": "100%",
+    "iused": "1178",
+    "ifree": "0",
+    "%iused": "100%",
+    "Mounted": "/dev"
+  },
+  {
+    "Filesystem": "map",
+    "512-blocks": "auto_home",
+    "Used": "0",
+    "Available": "0",
+    "Capacity": "0",
+    "iused": "100%",
+    "ifree": "0",
+    "%iused": "0",
+    "Mounted": "100%",
+    "on": "/home"
+  }
+]
+```
+### env
+```
+$ env | jc --env -p
+[
+  {
+    "TERM": "xterm-256color"
+  },
+  {
+    "SHELL": "/bin/bash"
+  },
+  {
+    "USER": "root"
+  },
+  {
+    "PATH": "/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
+  },
+  {
+    "PWD": "/bin"
+  },
+  {
+    "LANG": "en_US.UTF-8"
+  },
+  {
+    "HOME": "/root"
+  },
+  {
+    "_": "/usr/bin/env"
+  }
+]
+```
+### df
+```
+```
 ### ifconfig
 ```
 $ ifconfig | jc --ifconfig -p

changelog.txt

@@ -1,5 +1,10 @@
 jc changelog
 
+2019xxxx v0.x.x
+- Add env parser
+- Add df parser
+- Add free parser
+
 20191021 v0.6.4
 - Flatten netstat parser output
 - Clean up argument parsing

jc/jc.py

@@ -6,6 +6,9 @@ Main input module
 
 import sys
 import json
+import jc.parsers.df
+import jc.parsers.env
+import jc.parsers.free
 import jc.parsers.ifconfig
 import jc.parsers.ls
 import jc.parsers.netstat
@@ -20,7 +23,16 @@ def main():
     if '-p' in sys.argv:
         pretty = True
 
-    if '--ifconfig' in sys.argv:
+    if '--df' in sys.argv:
+        result = jc.parsers.df.parse(data)
+
+    elif '--env' in sys.argv:
+        result = jc.parsers.env.parse(data)
+
+    elif '--free' in sys.argv:
+        result = jc.parsers.free.parse(data)
+
+    elif '--ifconfig' in sys.argv:
         result = jc.parsers.ifconfig.parse(data)
 
     elif '--ls' in sys.argv:
@@ -39,6 +51,9 @@ def main():
         print('jc:     missing arguments', file=sys.stderr)
         print('Usage:  jc [parser] [options]\n', file=sys.stderr)
         print('Parsers:', file=sys.stderr)
+        print('        --df         df parser', file=sys.stderr)
+        print('        --env        env parser', file=sys.stderr)
+        print('        --free       free parser', file=sys.stderr)
         print('        --ifconfig   iconfig parser', file=sys.stderr)
         print('        --ls         ls parser', file=sys.stderr)
         print('        --netstat    netstat parser', file=sys.stderr)

jc/parsers/df.py

@@ -0,0 +1,56 @@
+"""jc - JSON CLI output utility df Parser
+
+Usage:
+    specify --df as the first argument if the piped input is coming from df
+
+Example:
+
+$ df | jc --df -p
+[
+  {
+    "Filesystem": "/dev/disk1s1",
+    "512-blocks": "976490576",
+    "Used": "268326664",
+    "Available": "702568152",
+    "Capacity": "28%",
+    "iused": "1395740",
+    "ifree": "9223372036853380067",
+    "%iused": "0%",
+    "Mounted": "/"
+  },
+  {
+    "Filesystem": "devfs",
+    "512-blocks": "680",
+    "Used": "680",
+    "Available": "0",
+    "Capacity": "100%",
+    "iused": "1178",
+    "ifree": "0",
+    "%iused": "100%",
+    "Mounted": "/dev"
+  },
+  {
+    "Filesystem": "map",
+    "512-blocks": "auto_home",
+    "Used": "0",
+    "Available": "0",
+    "Capacity": "0",
+    "iused": "100%",
+    "ifree": "0",
+    "%iused": "0",
+    "Mounted": "100%",
+    "on": "/home"
+  }
+]
+"""
+
+
+def parse(data):
+
+    # code adapted from Conor Heine at:
+    # https://gist.github.com/cahna/43a1a3ff4d075bcd71f9d7120037a501
+
+    cleandata = data.splitlines()
+    headers = [h for h in ' '.join(cleandata[0].strip().split()).split() if h]
+    raw_data = map(lambda s: s.strip().split(None, len(headers) - 1), cleandata[1:])
+    return [dict(zip(headers, r)) for r in raw_data]

jc/parsers/env.py

@@ -0,0 +1,53 @@
+"""jc - JSON CLI output utility env Parser
+
+Usage:
+    specify --env as the first argument if the piped input is coming from env
+
+Example:
+$ env | jc --env -p
+[
+  {
+    "TERM": "xterm-256color"
+  },
+  {
+    "SHELL": "/bin/bash"
+  },
+  {
+    "USER": "root"
+  },
+  {
+    "PATH": "/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
+  },
+  {
+    "PWD": "/bin"
+  },
+  {
+    "LANG": "en_US.UTF-8"
+  },
+  {
+    "HOME": "/root"
+  },
+  {
+    "_": "/usr/bin/env"
+  }
+]
+"""
+
+
+def parse(data):
+    output = []
+
+    linedata = data.splitlines()
+
+    # Clear any blank lines
+    cleandata = list(filter(None, linedata))
+
+    if cleandata:
+
+        for entry in cleandata:
+            output_line = {}
+            parsed_line = entry.split('=', maxsplit=1)
+            output_line[parsed_line[0]] = parsed_line[1]
+            output.append(output_line)
+
+    return output

jc/parsers/free.py

@@ -0,0 +1,23 @@
+"""jc - JSON CLI output utility free Parser
+
+Usage:
+    specify --free as the first argument if the piped input is coming from free
+
+Example:
+
+
+"""
+
+
+def parse(data):
+
+    # code adapted from Conor Heine at:
+    # https://gist.github.com/cahna/43a1a3ff4d075bcd71f9d7120037a501
+
+    cleandata = data.splitlines()
+    headers = [h for h in ' '.join(cleandata[0].strip().split()).split() if h]
+
+    headers.insert(0, "type")
+
+    raw_data = map(lambda s: s.strip().split(None, len(headers) - 1), cleandata[1:])
+    return [dict(zip(headers, r)) for r in raw_data]