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1 import os
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2 import shutil
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3 import subprocess
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4 import sys
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5
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6 FSTDERR = 'stderr.txt'
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7 FSTDOUT = 'stdout.txt'
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8
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9
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10 def check_execution_errors(rc, fstderr, fstdout):
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11 if rc != 0:
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12 fh = open(fstdout, 'rb')
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13 out_msg = fh.read()
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14 fh.close()
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15 fh = open(fstderr, 'rb')
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16 err_msg = fh.read()
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17 fh.close()
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18 msg = '%s\n%s\n' % (str(out_msg), str(err_msg))
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19 stop_err(msg)
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20
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21
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22 def get_response_buffers():
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23 fstderr = os.path.join(os.getcwd(), FSTDERR)
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24 fherr = open(fstderr, 'wb')
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25 fstdout = os.path.join(os.getcwd(), FSTDOUT)
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26 fhout = open(fstdout, 'wb')
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27 return fstderr, fherr, fstdout, fhout
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28
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29
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30 def move_directory_files(source_dir, destination_dir, copy=False):
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31 source_directory = os.path.abspath(source_dir)
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32 destination_directory = os.path.abspath(destination_dir)
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33 if not os.path.isdir(destination_directory):
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34 os.makedirs(destination_directory)
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35 for dir_entry in os.listdir(source_directory):
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36 source_entry = os.path.join(source_directory, dir_entry)
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37 if copy:
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38 shutil.copy(source_entry, destination_directory)
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39 else:
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40 shutil.move(source_entry, destination_directory)
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41
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42
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43 def run_command(cmd):
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44 fstderr, fherr, fstdout, fhout = get_response_buffers()
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45 proc = subprocess.Popen(args=cmd, stderr=fherr, stdout=fhout, shell=True)
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46 rc = proc.wait()
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47 # Check results.
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48 fherr.close()
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49 fhout.close()
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50 check_execution_errors(rc, fstderr, fstdout)
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51
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52
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53 def stop_err(msg):
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54 sys.exit(msg)
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55
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56
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57 def write_html_output(output, title, dir):
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58 with open(output, 'w') as fh:
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59 dir_items = sorted(os.listdir(dir))
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60 # Directories can only contain either files or directories,
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61 # but not both.
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62 if len(dir_items) > 0:
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63 item_path = os.path.join(dir, dir_items[0])
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64 if os.path.isdir(item_path):
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65 header = 'Directories'
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66 else:
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67 header = 'Datasets'
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68 else:
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69 header = ''
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70 fh.write('<html><head><h3>%s: %d items</h3></head>\n' % (title, len(dir_items)))
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71 fh.write('<body><p/><table cellpadding="2">\n')
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72 fh.write('<tr><b>%s</th></b>\n' % header)
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73 for index, fname in enumerate(dir_items):
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74 if index % 2 == 0:
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75 bgcolor = '#D8D8D8'
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76 else:
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77 bgcolor = '#FFFFFF'
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78 link = '<a href="%s" type="text/plain">%s</a>\n' % (fname, fname)
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79 fh.write('<tr bgcolor="%s"><td>%s</td></tr>\n' % (bgcolor, link))
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80 fh.write('</table></body></html>\n')
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