1 | import gi |
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2 | gi.require_version('Gtk','3.0') |
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3 | |
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4 | from gi.repository import Gtk |
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5 | import xmlrpclib |
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6 | import sys |
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7 | import os |
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8 | import os.path |
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9 | |
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10 | import signal |
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11 | |
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12 | signal.signal(signal.SIGINT, signal.SIG_DFL) |
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13 | |
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14 | import gettext |
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15 | gettext.textdomain('n4d-nat-frontend') |
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16 | _ = gettext.gettext |
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17 | |
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18 | class NatManager: |
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19 | |
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20 | def __init__(self,ip="localhost"): |
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21 | |
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22 | status=self.read_key() |
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23 | self.client=xmlrpclib.ServerProxy("https://"+ip+":9779") |
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24 | |
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25 | if not status: |
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26 | print("[!] You need root privileges to run this program [!]") |
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27 | label = Gtk.Label(_("You need root privileges to run nat-manager")) |
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28 | dialog = Gtk.Dialog("Warning", None, Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT, (Gtk.STOCK_OK, Gtk.ResponseType.ACCEPT)) |
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29 | dialog.vbox.pack_start(label,True,True,10) |
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30 | label.show() |
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31 | dialog.set_border_width(6) |
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32 | response = dialog.run() |
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33 | dialog.destroy() |
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34 | sys.exit(0) |
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35 | self.status={} |
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36 | self.get_status_list() |
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37 | self.build_gui() |
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38 | |
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39 | def read_key(self): |
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40 | |
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41 | try: |
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42 | f=open("/etc/n4d/key") |
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43 | self.key=f.readline().strip("\n") |
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44 | f.close() |
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45 | return True |
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46 | except: |
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47 | return False |
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48 | |
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49 | #def check_perms |
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50 | |
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51 | def get_status_list(self): |
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52 | |
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53 | try: |
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54 | |
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55 | ret=self.client.get_nat("","NetworkManager") |
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56 | |
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57 | self.status["nat"]=ret["status"] |
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58 | ret=self.client.get_routing("","NetworkManager") |
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59 | self.status["routing"]=ret["status"] |
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60 | self.status["nat_persistence"]=True |
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61 | self.status["routing_persistence"]=True |
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62 | proxy_status=self.client.get_variable("","VariablesManager","CLIENT_PROXY_ENABLED") |
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63 | if proxy_status==None: |
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64 | self.proxy_var_initialized=False |
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65 | proxy_status=True |
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66 | else: |
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67 | self.proxy_var_initialized=True |
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68 | self.status["proxy"]=proxy_status |
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69 | |
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70 | except Exception as e: |
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71 | self.msg_label.set_text(_("N4D error: ") + str(e)) |
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72 | #set msg error |
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73 | |
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74 | #def get_status_list |
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75 | |
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76 | |
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77 | def build_gui(self): |
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78 | |
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79 | builder=Gtk.Builder() |
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80 | builder.set_translation_domain('n4d-nat-frontend') |
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81 | if os.path.exists("/srv/svn/pandora/n4d-network/trunk/n4d-nat-frontend.install/usr/share/n4d-nat-frontend/rsrc/nat-manager.glade"): |
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82 | builder.add_from_file("/srv/svn/pandora/n4d-network/trunk/n4d-nat-frontend.install/usr/share/n4d-nat-frontend/rsrc/nat-manager.glade") |
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83 | else: |
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84 | builder.add_from_file("/usr/share/n4d-nat-frontend/rsrc/nat-manager.ui") |
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85 | |
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86 | self.window=builder.get_object("window") |
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87 | |
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88 | self.routing_enabled_rbutton=builder.get_object("routing_enabled_radiobutton") |
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89 | self.routing_disabled_rbutton=builder.get_object("routing_disabled_radiobutton") |
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90 | |
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91 | self.routing_enabled_rbutton.set_active(self.status["routing"]) |
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92 | self.routing_disabled_rbutton.set_active(not self.status["routing"]) |
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93 | |
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94 | self.nat_enabled_rbutton=builder.get_object("nat_enabled_radiobutton") |
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95 | self.nat_disabled_rbutton=builder.get_object("nat_disabled_radiobutton") |
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96 | |
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97 | self.nat_enabled_rbutton.set_active(self.status["nat"]) |
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98 | self.nat_disabled_rbutton.set_active(not self.status["nat"]) |
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99 | |
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100 | self.msg_label=builder.get_object("msg_label") |
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101 | |
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102 | self.apply_button=builder.get_object("apply_button") |
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103 | self.close_button=builder.get_object("close_button") |
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104 | |
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105 | self.apply_button.connect("clicked",self.apply_changes) |
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106 | self.close_button.connect("clicked",self.close_window) |
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107 | self.window.connect("destroy",self.close_window) |
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108 | |
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109 | self.proxy_frame=builder.get_object("proxy_frame") |
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110 | self.proxy_enabled_rb=builder.get_object("proxy_enabled_radiobutton") |
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111 | self.proxy_disabled_rb=builder.get_object("proxy_disabled_radiobutton") |
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112 | self.proxy_enabled_rb.set_active(self.status["proxy"]) |
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113 | self.proxy_disabled_rb.set_active(not self.status["proxy"]) |
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114 | |
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115 | self.nat_enabled_rbutton.connect("toggled",self.routing_changed) |
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116 | self.routing_enabled_rbutton.connect("toggled",self.routing_changed) |
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117 | |
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118 | if not self.status["nat"] or not self.status["routing"]: |
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119 | self.proxy_frame.set_sensitive(False) |
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120 | |
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121 | |
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122 | self.window.show_all() |
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123 | Gtk.main() |
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124 | |
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125 | #def build_gui |
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126 | |
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127 | |
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128 | def apply_changes(self,widget): |
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129 | |
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130 | self.status["routing"]=self.routing_enabled_rbutton.get_active() |
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131 | self.status["nat"]=self.nat_enabled_rbutton.get_active() |
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132 | self.status["proxy"]=self.proxy_enabled_rb.get_active() |
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133 | |
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134 | try: |
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135 | self.client.set_nat(self.key,"NetworkManager",self.status["nat"],self.status["nat_persistence"]) |
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136 | self.client.set_routing(self.key,"NetworkManager",self.status["routing"],self.status["routing_persistence"]) |
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137 | |
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138 | if self.status["routing"] and self.status["nat"]: |
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139 | self.set_client_proxy(self.status["proxy"]) |
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140 | else: |
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141 | self.set_client_proxy(True) |
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142 | |
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143 | self.msg_label.set_text(_("Changes saved successfuly")) |
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144 | except Exception as e: |
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145 | self.msg_label.set_text(_("Operation failed because: ") + str(e)) |
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146 | |
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147 | |
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148 | #def apply_changes |
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149 | |
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150 | def set_client_proxy(self,status): |
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151 | |
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152 | if not self.proxy_var_initialized: |
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153 | #INIT VALUE |
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154 | self.client.add_variable(self.key,"VariablesManager","CLIENT_PROXY_ENABLED",status,"","Variable to enable or disable proxy in classroom clients",[]) |
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155 | self.proxy_var_initialized=True |
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156 | return True |
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157 | |
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158 | self.client.set_variable(self.key,"VariablesManager","CLIENT_PROXY_ENABLED",status) |
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159 | |
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160 | #def set_client_proxy |
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161 | |
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162 | def routing_changed(self,widget): |
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163 | |
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164 | if self.routing_enabled_rbutton.get_active() and self.nat_enabled_rbutton.get_active(): |
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165 | self.proxy_frame.set_sensitive(True) |
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166 | else: |
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167 | self.proxy_frame.set_sensitive(False) |
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168 | |
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169 | #def routing_changed |
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170 | |
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171 | def close_window(self,widget): |
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172 | |
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173 | Gtk.main_quit() |
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174 | sys.exit(0) |
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175 | |
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176 | #def close_window |
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177 | |
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178 | |
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179 | #class NatManager |
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180 | |
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181 | def usage(): |
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182 | print("USAGE:") |
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183 | print("\tnat-manager [ -ip TEMPLATE_FILE -u USER -p PASSWORD ]") |
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184 | |
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185 | if __name__=="__main__": |
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186 | |
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187 | nm=NatManager() |
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188 | |
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