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annotate venv/lib/python2.7/site-packages/boto/pyami/config.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 # Copyright (c) 2006,2007 Mitch Garnaat http://garnaat.org/
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2 # Copyright (c) 2011 Chris Moyer http://coredumped.org/
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3 #
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4 # Permission is hereby granted, free of charge, to any person obtaining a
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5 # copy of this software and associated documentation files (the
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6 # "Software"), to deal in the Software without restriction, including
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7 # without limitation the rights to use, copy, modify, merge, publish, dis-
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8 # tribute, sublicense, and/or sell copies of the Software, and to permit
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9 # persons to whom the Software is furnished to do so, subject to the fol-
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10 # lowing conditions:
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11 #
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12 # The above copyright notice and this permission notice shall be included
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13 # in all copies or substantial portions of the Software.
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14 #
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15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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16 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
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17 # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
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18 # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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19 # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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20 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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21 # IN THE SOFTWARE.
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22 #
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23 import os
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24 import re
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25 import warnings
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26
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27 import boto
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28
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29 from boto.compat import expanduser, ConfigParser, StringIO
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30
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31
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32 # By default we use two locations for the boto configurations,
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33 # /etc/boto.cfg and ~/.boto (which works on Windows and Unix).
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34 BotoConfigPath = '/etc/boto.cfg'
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35 BotoConfigLocations = [BotoConfigPath]
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36 UserConfigPath = os.path.join(expanduser('~'), '.boto')
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37 BotoConfigLocations.append(UserConfigPath)
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38
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39 # If there's a BOTO_CONFIG variable set, we load ONLY
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40 # that variable
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41 if 'BOTO_CONFIG' in os.environ:
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42 BotoConfigLocations = [expanduser(os.environ['BOTO_CONFIG'])]
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43
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44 # If there's a BOTO_PATH variable set, we use anything there
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45 # as the current configuration locations, split with os.pathsep.
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46 elif 'BOTO_PATH' in os.environ:
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47 BotoConfigLocations = []
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48 for path in os.environ['BOTO_PATH'].split(os.pathsep):
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49 BotoConfigLocations.append(expanduser(path))
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50
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51
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52 class Config(ConfigParser):
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53
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54 def __init__(self, path=None, fp=None, do_load=True):
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55 # We don't use ``super`` here, because ``ConfigParser`` still uses
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56 # old-style classes.
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57 ConfigParser.__init__(self, {'working_dir': '/mnt/pyami',
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58 'debug': '0'})
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59 if do_load:
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60 if path:
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61 self.load_from_path(path)
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62 elif fp:
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63 self.readfp(fp)
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64 else:
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65 self.read(BotoConfigLocations)
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66 if "AWS_CREDENTIAL_FILE" in os.environ:
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67 full_path = expanduser(os.environ['AWS_CREDENTIAL_FILE'])
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68 try:
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69 self.load_credential_file(full_path)
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70 except IOError:
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71 warnings.warn('Unable to load AWS_CREDENTIAL_FILE (%s)' % full_path)
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72
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73 def load_credential_file(self, path):
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74 """Load a credential file as is setup like the Java utilities"""
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75 c_data = StringIO()
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76 c_data.write("[Credentials]\n")
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77 for line in open(path, "r").readlines():
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78 c_data.write(line.replace("AWSAccessKeyId", "aws_access_key_id").replace("AWSSecretKey", "aws_secret_access_key"))
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79 c_data.seek(0)
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80 self.readfp(c_data)
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81
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82 def load_from_path(self, path):
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83 file = open(path)
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84 for line in file.readlines():
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85 match = re.match("^#import[\s\t]*([^\s^\t]*)[\s\t]*$", line)
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86 if match:
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87 extended_file = match.group(1)
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88 (dir, file) = os.path.split(path)
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89 self.load_from_path(os.path.join(dir, extended_file))
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90 self.read(path)
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91
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92 def save_option(self, path, section, option, value):
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93 """
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94 Write the specified Section.Option to the config file specified by path.
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95 Replace any previous value. If the path doesn't exist, create it.
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96 Also add the option the the in-memory config.
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97 """
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98 config = ConfigParser()
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99 config.read(path)
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100 if not config.has_section(section):
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101 config.add_section(section)
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102 config.set(section, option, value)
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103 fp = open(path, 'w')
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104 config.write(fp)
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105 fp.close()
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106 if not self.has_section(section):
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107 self.add_section(section)
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108 self.set(section, option, value)
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109
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110 def save_user_option(self, section, option, value):
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111 self.save_option(UserConfigPath, section, option, value)
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112
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113 def save_system_option(self, section, option, value):
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114 self.save_option(BotoConfigPath, section, option, value)
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115
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116 def get_instance(self, name, default=None):
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117 try:
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118 val = self.get('Instance', name)
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119 except:
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120 val = default
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121 return val
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122
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123 def get_user(self, name, default=None):
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124 try:
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125 val = self.get('User', name)
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126 except:
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127 val = default
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128 return val
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129
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130 def getint_user(self, name, default=0):
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131 try:
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132 val = self.getint('User', name)
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133 except:
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134 val = default
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135 return val
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136
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137 def get_value(self, section, name, default=None):
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138 return self.get(section, name, default)
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139
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140 def get(self, section, name, default=None):
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141 try:
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142 val = ConfigParser.get(self, section, name)
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143 except:
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144 val = default
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145 return val
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146
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147 def getint(self, section, name, default=0):
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148 try:
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149 val = ConfigParser.getint(self, section, name)
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150 except:
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151 val = int(default)
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152 return val
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153
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154 def getfloat(self, section, name, default=0.0):
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155 try:
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156 val = ConfigParser.getfloat(self, section, name)
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157 except:
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158 val = float(default)
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159 return val
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160
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161 def getbool(self, section, name, default=False):
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162 if self.has_option(section, name):
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163 val = self.get(section, name)
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164 if val.lower() == 'true':
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165 val = True
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166 else:
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167 val = False
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168 else:
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169 val = default
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170 return val
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171
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172 def setbool(self, section, name, value):
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173 if value:
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174 self.set(section, name, 'true')
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175 else:
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176 self.set(section, name, 'false')
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177
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178 def dump(self):
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179 s = StringIO()
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180 self.write(s)
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181 print(s.getvalue())
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182
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183 def dump_safe(self, fp=None):
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184 if not fp:
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185 fp = StringIO()
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186 for section in self.sections():
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187 fp.write('[%s]\n' % section)
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188 for option in self.options(section):
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189 if option == 'aws_secret_access_key':
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190 fp.write('%s = xxxxxxxxxxxxxxxxxx\n' % option)
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191 else:
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192 fp.write('%s = %s\n' % (option, self.get(section, option)))
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193
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194 def dump_to_sdb(self, domain_name, item_name):
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195 from boto.compat import json
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196 sdb = boto.connect_sdb()
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197 domain = sdb.lookup(domain_name)
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198 if not domain:
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199 domain = sdb.create_domain(domain_name)
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200 item = domain.new_item(item_name)
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201 item.active = False
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202 for section in self.sections():
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203 d = {}
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204 for option in self.options(section):
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205 d[option] = self.get(section, option)
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206 item[section] = json.dumps(d)
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207 item.save()
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208
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209 def load_from_sdb(self, domain_name, item_name):
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210 from boto.compat import json
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211 sdb = boto.connect_sdb()
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212 domain = sdb.lookup(domain_name)
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213 item = domain.get_item(item_name)
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214 for section in item.keys():
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215 if not self.has_section(section):
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216 self.add_section(section)
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217 d = json.loads(item[section])
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218 for attr_name in d.keys():
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219 attr_value = d[attr_name]
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220 if attr_value is None:
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221 attr_value = 'None'
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222 if isinstance(attr_value, bool):
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223 self.setbool(section, attr_name, attr_value)
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224 else:
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225 self.set(section, attr_name, attr_value)