From 53f6e26015e65b8696ed1a6e5c74bdfef14b3ac2 Mon Sep 17 00:00:00 2001
From: adamhrv <adam@ahprojects.com>
Date: Tue, 19 Mar 2019 12:20:38 +0100
Subject: add cmds

---
 megapixels/commands/datasets/decrypt_ibm.py | 100 ++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 megapixels/commands/datasets/decrypt_ibm.py

(limited to 'megapixels/commands/datasets/decrypt_ibm.py')

diff --git a/megapixels/commands/datasets/decrypt_ibm.py b/megapixels/commands/datasets/decrypt_ibm.py
new file mode 100644
index 00000000..d25c879a
--- /dev/null
+++ b/megapixels/commands/datasets/decrypt_ibm.py
@@ -0,0 +1,100 @@
+import click
+import subprocess
+
+fp_in = '/data_store_hdd/datasets/people/ibm_dif/research/username_sha.csv'
+fp_out = '/data_store_hdd/datasets/people/ibm_dif/research/ibm_dif_metadata.csv'
+fp_dir_json = '/data_store_hdd/datasets/people/ibm_dif/research/valid_files/'
+
+@click.command()
+@click.option('-i', '--input', 'opt_fp_in', required=True, default=fp_in,
+  help='Input CSV file')
+@click.option('-o', '--output', 'opt_fp_out', required=True, default=fp_out,
+  help='Output path')
+@click.option('-t', '--threads', 'opt_threads', default=8,
+  help='Number of threads')
+@click.option('--slice', 'opt_slice', type=(int, int), default=(None, None),
+  help='Slice list of files')
+@click.pass_context
+def cli(ctx, opt_fp_in, opt_fp_out, opt_threads, opt_slice):
+  """Threaded Flickr metadata decryption"""
+  """
+  CSV should be formatted as 
+  
+  |sha256|username|
+  |---|---|
+  |123456789|mruser|
+  """
+  
+  from os.path import join
+  from functools import partial
+  from pathlib import Path
+  from multiprocessing.dummy import Pool as ThreadPool
+  import urllib
+  from random import randint
+  import json
+
+  import pandas as pd
+  from tqdm import tqdm
+  from app.utils.logger_utils import Logger
+
+  log = Logger.getLogger()
+
+  # setup multithreading function
+  def pool_process(item):
+    # threaded function
+    sha256 = item['sha256']
+    try:
+      # decrypt
+      cmd = ['/home/adam/.nvm/versions/node/v9.9.0/bin/node', 
+        '/data_store/datasets/people/ibm_dif/web_files/decrypt_cli', 
+        item['username'], item['sha256']]
+      proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+      o, e = proc.communicate()
+      data = json.loads(o.decode())
+      item['count'] = int(data['count'])
+      item['url'] = data['url']
+      # log.info(f"{data['count']}, {data['url']}")
+      item['status'] = True
+    except Exception as e:
+      log.debug(f'Error: {e}')
+      item['status'] = False
+    pbar.update(1)
+    return item
+
+  # setup multithreading data holders
+  log.debug(f'loading {opt_fp_in}')
+  records = pd.read_csv(opt_fp_in).to_dict('records')
+  if opt_slice:
+    records = records[opt_slice[0]:opt_slice[1]]
+  log.debug(f'Processing {len(records):,}')
+
+  pool_items = []
+  for record in records:
+    fp_json = join(fp_dir_json, f"{record['sha256']}.json")
+    if Path(fp_json).is_file():
+      pool_items.append(record)
+
+
+  # too many records for RAM
+  del records
+  num_items = len(pool_items)
+  log.info(f'processing {num_items:,} items')
+  
+  # run the multithreading with progress bar
+  pool_results = []
+  pbar = tqdm(total=num_items)
+  pool_process = partial(pool_process)
+  pool = ThreadPool(opt_threads) 
+  
+  with tqdm(total=num_items) as pbar:
+    pool_results = pool.map(pool_process, pool_items)
+  
+  pbar.close()
+
+  df_results = pd.DataFrame.from_dict(pool_results)
+  df_results = df_results[df_results.status == True]
+  df_results.drop(['status'], axis=1, inplace=True)
+  df_results.to_csv(opt_fp_out, index=False)
+  log.debug(f'Saved file to: {opt_fp_out}')
+  total = sum([int(x['count']) for x in pool_results])
+  log.debug(f'Total: {total:,}')
-- 
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