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1 /* |
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2 * Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * This file was autogenerated by rpcgen, but should be modified by the developer. |
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16 * Make sure you don't use the -component_mod flag in future or this file will be overwritten. |
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17 * Fri Oct 17 09:37:12 2003 |
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18 * |
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19 */ |
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20 |
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21 |
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22 |
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23 |
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24 /**************************************************************************************** |
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25 * |
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26 * System Includes |
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27 * |
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28 ***************************************************************************************/ |
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29 #include <stdio.h> |
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30 #include <signal.h> |
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31 #include <sys/types.h> |
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32 #include <sys/stat.h> |
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33 #ifndef WIN32 |
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34 #include <sys/socket.h> |
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35 #include <netinet/in.h> |
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36 #include <arpa/inet.h> |
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37 #endif |
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38 |
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39 |
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40 /**************************************************************************************** |
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41 * |
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42 * Local Includes |
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43 * |
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44 ***************************************************************************************/ |
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45 #include "CSvcPppcontroller.h" |
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46 #include "CSPppcontroller.h" |
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47 #include "../include/standard_unix.h" |
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48 #include "../include/strncpynt.h" |
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49 #include "../DynamicsConfigurationLibrary/file_utilities.h" |
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50 |
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51 |
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52 /**************************************************************************************** |
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53 * |
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54 * Definitions |
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55 * |
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56 ***************************************************************************************/ |
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57 #define MAXLOGNAME 64 |
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58 #define MAXCOMMANDLINE 2048 |
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59 #define MAXLOGLINELENGTH 1024 |
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60 #define PPPD_BINARY "./pppd" |
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61 #define GATEWAY_BINARY "./pppdgateway" |
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62 #define MAXINTERFACENAMESIZE 64 |
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63 #define MAXLISTLINES 32 |
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64 #define CONNECTED_STRING "Script /etc/ppp/ip-up finished" |
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65 #define DISCONNECTED_STRING "Connection terminated" |
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66 |
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67 #define IS_INLINE_WHITESPACE(c) (((c) == ' ')||((c) == '\t')) |
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68 |
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69 /**************************************************************************************** |
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70 * |
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71 * Implementation |
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72 * |
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73 ***************************************************************************************/ |
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74 CSPppcontroller::CSPppcontroller() |
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75 { |
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76 iProcess = NULL; |
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77 iSessionStatus = SS_NOT_STARTED; |
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78 } |
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79 |
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80 CSPppcontroller::~CSPppcontroller() |
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81 { |
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82 assert( iProcess == NULL ); |
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83 } |
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84 |
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85 int CSPppcontroller::GetKey() |
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86 { |
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87 return iKey; |
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88 } |
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89 |
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90 void CSPppcontroller::SetKey( int aKey ) |
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91 { |
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92 iKey = aKey; |
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93 } |
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94 |
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95 |
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96 /**************************************************************************************** |
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97 * |
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98 * PUBLIC FUNCTION: cstr_startpppsession |
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99 * |
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100 ***************************************************************************************/ |
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101 TResult CSPppcontroller::cstr_startpppsession( TPppSessionConfig aArgs ) |
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102 { |
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103 int err, errcode; |
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104 TResult rv = { ERR_NONE, 0, 0 }; |
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105 char logfilename[MAXLOGNAME]; |
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106 char commandline[MAXCOMMANDLINE]; |
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107 TCAProcessError perr; |
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108 |
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109 // check that we are not already started |
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110 assert( iProcess == NULL ); |
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111 |
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112 // save the config |
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113 iSessionConfig = aArgs; |
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114 |
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115 // construct the name of the logfile |
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116 snprintf( logfilename, MAXLOGNAME, "pppd%04d.log", iKey ); |
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117 |
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118 // remove the file if it exists -- if an error other than file not exists happens then exit |
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119 err = unlink( logfilename ); |
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120 if( (err != 0) && (errno != ENOENT) ) { |
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121 rv.iStandardResult = ERR_LOG_FILE_ERROR; |
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122 rv.iExtendedCode = 0; |
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123 rv.iSystemError = errno; |
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124 return rv; |
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125 } |
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126 |
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127 // construct the command line for the PPP session |
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128 #ifndef __UNIT_TEST_13 |
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129 snprintf( commandline, MAXCOMMANDLINE, "%s pty \'%s %s %s %d\' logfile %s %s", PPPD_BINARY, GATEWAY_BINARY, |
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130 iSessionConfig.iMobsterAddress, iSessionConfig.iMobsterPort, iSessionConfig.iMTID, logfilename, iSessionConfig.iSessionConfiguration ); |
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131 #else |
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132 snprintf( commandline, MAXCOMMANDLINE, "%s notty logfile %s %s", PPPD_BINARY, logfilename, iSessionConfig.iSessionConfiguration ); |
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133 #endif |
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134 |
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135 // now start the process |
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136 iProcess = new CAProcess(); |
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137 assert( iProcess != NULL ); |
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138 perr = iProcess->StartProcess( commandline, &errcode, false, false, true ); |
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139 if( perr != CAE_NONE ) { |
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140 rv.iStandardResult = ERR_START_PROCESS_ERROR; |
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141 rv.iExtendedCode = (int)perr; |
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142 rv.iSystemError = errcode; |
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143 delete iProcess; |
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144 iProcess = NULL; |
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145 return rv; |
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146 } |
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147 |
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148 // done - success |
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149 return rv; |
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150 } |
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151 |
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152 |
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153 /**************************************************************************************** |
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154 * |
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155 * PUBLIC FUNCTION: dstr_removepppsession |
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156 * |
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157 ***************************************************************************************/ |
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158 TResult CSPppcontroller::dstr_removepppsession( int aArgs, int *aDeleteInstance ) |
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159 { |
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160 TResult rv = { ERR_NONE, 0, 0 }; |
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161 TCAProcessError perr; |
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162 TProcessStatus pstatus; |
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163 char logfilename[MAXLOGNAME]; |
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164 |
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165 // make sure that we still have a process |
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166 assert( iProcess != NULL ); |
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167 |
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168 // get the status of the process to make sure we are ok |
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169 perr = iProcess->GetProcessStatus( &pstatus ); |
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170 assert( perr == CAE_NONE ); |
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171 if( pstatus == PS_STARTED ) { |
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172 *aDeleteInstance = 0; |
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173 rv.iStandardResult = ERR_INVALIDSTATE; |
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174 return rv; |
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175 } |
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176 |
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177 // remove the log file |
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178 snprintf( logfilename, MAXLOGNAME, "pppd%04d.log", iKey ); |
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179 unlink( logfilename ); |
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180 |
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181 // ok - remove the process |
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182 delete iProcess; |
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183 iProcess = NULL; |
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184 |
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185 // done - success |
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186 *aDeleteInstance = 1; |
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187 return rv; |
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188 } |
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189 |
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190 |
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191 /**************************************************************************************** |
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192 * |
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193 * PUBLIC FUNCTION: killsession |
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194 * |
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195 ***************************************************************************************/ |
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196 TResult CSPppcontroller::killsession( int aArgs ) |
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197 { |
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198 return StopProcessWithSignal( SIGKILL ); |
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199 } |
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200 |
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201 |
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202 /**************************************************************************************** |
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203 * |
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204 * PUBLIC FUNCTION: stopsession |
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205 * |
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206 ***************************************************************************************/ |
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207 TResult CSPppcontroller::stopsession( int aArgs ) |
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208 { |
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209 return StopProcessWithSignal( SIGTERM ); |
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210 } |
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211 |
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212 |
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213 /**************************************************************************************** |
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214 * |
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215 * PUBLIC FUNCTION: getsessioninfo |
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216 * |
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217 ***************************************************************************************/ |
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218 TPppSessionDesc CSPppcontroller::getsessioninfo( int aArgs ) |
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219 { |
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220 TPppSessionDesc rv; |
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221 TResult res; |
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222 int exitcode = 0; |
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223 TCAProcessError perr; |
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224 TProcessStatus pstatus = PS_INVALID; |
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225 TProcessExitReason preason = ER_INVALID; |
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226 |
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227 // check state |
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228 assert( iProcess != NULL ); |
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229 memset( &rv, 0, sizeof(rv) ); |
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230 |
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231 // interrogate the process |
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232 perr = iProcess->GetProcessStatus( &pstatus ); |
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233 assert( perr == CAE_NONE ); |
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234 if( (pstatus == PS_STOPPED) || (pstatus == PS_ABANDONNED) ) { |
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235 perr = iProcess->GetExitReason( &preason ); |
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236 assert( perr == CAE_NONE ); |
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237 } |
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238 if( (pstatus == PS_STOPPED) || (pstatus == PS_ABANDONNED) ) { |
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239 perr = iProcess->GetExitCode( &exitcode ); |
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240 assert( perr == CAE_NONE ); |
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241 } |
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242 |
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243 // update the dynamic config |
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244 res = GetInterfaceName(); |
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245 if( res.iStandardResult != ERR_NONE ) { |
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246 rv.iErrorCode = res.iStandardResult; |
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247 rv.iErrorDetail = res.iExtendedCode; |
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248 return rv; |
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249 } |
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250 res = UpdateSessionStatus(); |
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251 if( res.iStandardResult != ERR_NONE ) { |
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252 rv.iErrorCode = res.iStandardResult; |
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253 rv.iErrorDetail = res.iExtendedCode; |
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254 return rv; |
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255 } |
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256 res = GetIPAddresses(); |
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257 if( res.iStandardResult != ERR_NONE ) { |
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258 rv.iErrorCode = res.iStandardResult; |
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259 rv.iErrorDetail = res.iExtendedCode; |
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260 return rv; |
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261 } |
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262 |
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263 // now return the info |
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264 rv.iErrorCode = ERR_NONE; |
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265 rv.iErrorDetail = 0; |
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266 rv.iConfig = iSessionConfig; |
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267 rv.iProcessStatus = (int)pstatus; |
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268 rv.iProcessExitReason = (int)preason; |
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269 rv.iProcessExitCode = exitcode; |
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270 rv.iSessionStatus = iSessionStatus; |
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271 STRNCPY_NULL_TERMINATE( rv.iInterfaceName, iInterfaceName.c_str(), MAXSESSIONNAMELEN ); |
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272 rv.iLocalIPAddress = iLocalIPAddress; |
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273 rv.iRemoteIPAddress = iRemoteIPAddress; |
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274 return rv; |
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275 } |
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276 |
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277 |
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278 /**************************************************************************************** |
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279 * |
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280 * PUBLIC FUNCTION: getppplog |
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281 * |
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282 ***************************************************************************************/ |
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283 TVarData CSPppcontroller::getppplog( int aArgs ) |
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284 { |
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285 TVarData rv; |
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286 TResult res; |
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287 char logname[MAXLOGNAME]; |
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288 |
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289 // get the logfilename |
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290 snprintf( logname, MAXLOGNAME, "pppd%04d.log", iKey ); |
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291 |
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292 // now copy the file into the vardata buffer |
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293 res = CopyFileIntoBuffer( logname, &rv ); |
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294 if( res.iStandardResult != ERR_NONE ) { |
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295 assert( rv.TVarData_len == 0 ); |
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296 assert( rv.TVarData_val == NULL ); |
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297 } |
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298 |
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299 // done |
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300 return rv; |
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301 } |
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302 |
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303 |
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304 /**************************************************************************************** |
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305 * |
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306 * PRIVATE FUNCTION: StopProcessWithSignal |
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307 * |
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308 ***************************************************************************************/ |
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309 TResult CSPppcontroller::StopProcessWithSignal( int aSignal ) |
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310 { |
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311 TResult rv = { ERR_NONE, 0, 0 }; |
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312 TCAProcessError perr; |
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313 TProcessStatus pstatus; |
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314 |
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315 // since we create in the constructor and stop in the destructor there must be a process |
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316 assert( iProcess != NULL ); |
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317 |
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318 // if the process isn't running then it has died outside the scope of this controller, |
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319 // clean up the state, return an error since this is noteworthy and should be either |
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320 // expected or not happen. |
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321 perr = iProcess->GetProcessStatus( &pstatus ); |
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322 assert( perr == CAE_NONE ); |
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323 if( pstatus != PS_STARTED ) { |
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324 assert( (pstatus == PS_STOPPED) || (pstatus == PS_ABANDONNED) ); |
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325 rv.iStandardResult = ERR_PROCESS_TERMINATED_OUTSIDE_SCOPE; |
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326 return rv; |
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327 } |
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328 |
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329 // request the process to stop |
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330 perr = iProcess->RequestStop( aSignal ); |
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331 if( perr != CAE_NONE ) { |
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332 rv.iStandardResult = ERR_STOP_PROCESS_ERROR; |
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333 rv.iExtendedCode = (int)perr; |
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334 return rv; |
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335 } |
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336 |
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337 // wait for the process to stop |
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338 perr = iProcess->WaitForProcessToTerminate( -1 ); |
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339 if( perr != CAE_NONE ) { |
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340 rv.iStandardResult = ERR_WAIT_PROCESS_ERROR; |
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341 rv.iExtendedCode = (int)perr; |
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342 return rv; |
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343 } |
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344 |
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345 // done - success |
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346 return rv; |
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347 } |
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348 |
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349 |
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350 /**************************************************************************************** |
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351 * |
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352 * PRIVATE FUNCTION: GetInterfaceName |
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353 * |
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354 ***************************************************************************************/ |
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355 TResult CSPppcontroller::GetInterfaceName() |
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356 { |
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357 TResult rv; |
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358 string line; |
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359 char interface_name[MAXINTERFACENAMESIZE]; |
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360 |
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361 // clear the interface (so if not found we don't have an old value) |
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362 iInterfaceName = ""; |
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363 |
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364 // we want to know the interface name, on line "Using interface pppX"; |
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365 rv = GetTokenFromFile( "Using", &line, MM_FIRST ); |
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366 if( rv.iStandardResult != ERR_NONE ) { |
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367 if( rv.iStandardResult == ERR_INVALIDARG ) { |
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368 rv.iStandardResult = ERR_NONE; |
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369 rv.iExtendedCode = 0; |
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370 } |
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371 return rv; |
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372 } |
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373 |
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374 // now grab the interface name |
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375 sscanf( line.c_str(), "Using interface %s", interface_name ); |
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376 iInterfaceName = interface_name; |
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377 |
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378 // done - success; |
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379 return rv; |
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380 } |
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381 |
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382 |
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383 /**************************************************************************************** |
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384 * |
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385 * PRIVATE FUNCTION: GetIPAddresses |
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386 * |
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387 ***************************************************************************************/ |
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388 TResult CSPppcontroller::GetIPAddresses() |
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389 { |
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390 TResult rv; |
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391 string line; |
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392 char address[MAXINTERFACENAMESIZE]; |
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393 |
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394 // clear old values |
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395 iLocalIPAddress = iRemoteIPAddress = 0; |
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396 |
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397 // we want to know the local IP address |
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398 rv = GetTokenFromFile( "local IP address", &line, MM_LAST ); |
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399 if( rv.iStandardResult != ERR_NONE ) { |
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400 if( rv.iStandardResult == ERR_INVALIDARG ) { |
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401 rv.iStandardResult = ERR_NONE; |
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402 rv.iExtendedCode = 0; |
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403 } |
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404 return rv; |
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405 } |
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406 |
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407 // grab address |
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408 sscanf( line.c_str(), "local IP address %s", address ); |
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409 iLocalIPAddress = inet_addr( address ); |
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410 |
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411 // we want to know the remote IP address |
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412 rv = GetTokenFromFile( "remote IP address", &line, MM_LAST ); |
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413 if( rv.iStandardResult != ERR_NONE ) { |
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414 if( rv.iStandardResult == ERR_INVALIDARG ) { |
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415 rv.iStandardResult = ERR_NONE; |
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416 rv.iExtendedCode = 0; |
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417 } |
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418 return rv; |
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419 } |
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420 |
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421 // grab address |
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422 sscanf( line.c_str(), "remote IP address %s", address ); |
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423 iRemoteIPAddress = inet_addr( address ); |
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424 |
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425 // done - success; |
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426 return rv; |
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427 } |
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428 |
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429 |
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430 /**************************************************************************************** |
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431 * |
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432 * PRIVATE FUNCTION: UpdateSessionStatus |
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433 * |
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434 ***************************************************************************************/ |
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435 TResult CSPppcontroller::UpdateSessionStatus() |
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436 { |
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437 TResult rv = { ERR_NONE, 0, 0 }; |
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438 TFUError ferr; |
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439 int mline[MAXLISTLINES], match_count, errcode, once_connected, disconnected; |
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440 char logfilename[MAXLOGNAME]; |
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441 struct stat fstat; |
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442 |
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443 // get the logfilename |
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444 snprintf( logfilename, MAXLOGNAME, "pppd%04d.log", iKey ); |
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445 |
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446 // see if the file exists - if not then the status is SS_NOT_STARTED |
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447 errcode = stat( logfilename, &fstat ); |
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448 if( (errcode == -1) && (errno == ENOENT) ) { |
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449 iSessionStatus = SS_NOT_STARTED; |
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450 return rv; |
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451 } |
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452 |
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453 // look for the line with the CONNECTED_STRING prefix |
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454 match_count = MAXLISTLINES; |
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455 ferr = FindMatchingLinesByRawPrefix( logfilename, CONNECTED_STRING, mline, &match_count, &errcode ); |
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456 if( ferr != FUE_NONE ) { |
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457 rv.iStandardResult = ERR_LOG_FILE_ERROR; |
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458 rv.iExtendedCode = (int)ferr; |
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459 rv.iSystemError = errcode; |
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460 return rv; |
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461 } |
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462 once_connected = ((match_count > 0) ? 1 : 0); |
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463 |
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464 // look for the line with the DISCONNECTED_STRING prefix |
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465 match_count = MAXLISTLINES; |
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466 ferr = FindMatchingLinesByRawPrefix( logfilename, DISCONNECTED_STRING, mline, &match_count, &errcode ); |
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467 if( ferr != FUE_NONE ) { |
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468 rv.iStandardResult = ERR_LOG_FILE_ERROR; |
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469 rv.iExtendedCode = (int)ferr; |
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470 rv.iSystemError = errcode; |
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471 return rv; |
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472 } |
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473 disconnected = ((match_count > 0) ? 1 : 0); |
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474 |
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475 // set the state based on the log |
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476 if( (once_connected == 0) && (disconnected == 0) ) { |
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477 iSessionStatus = SS_CONNECTING; |
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478 } else if( (once_connected == 1) && (disconnected == 0) ) { |
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479 iSessionStatus = SS_CONNECTED; |
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480 } else if( (once_connected == 1) && (disconnected == 1) ) { |
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481 iSessionStatus = SS_DISCONNECTED; |
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482 } else if( (once_connected == 0) && (disconnected == 1) ) { |
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483 iSessionStatus = SS_DISCONNECTED; |
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484 } |
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485 |
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486 // done - success |
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487 return rv; |
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488 } |
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489 |
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490 |
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491 /******************************************************************************* |
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492 * |
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493 * PRIVATE FUNCTION: CopyFileIntoBuffer |
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494 * |
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495 ******************************************************************************/ |
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496 TResult CSPppcontroller::CopyFileIntoBuffer( char *aFilename, TVarData *aData ) |
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497 { |
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498 TResult rv = { ERR_NONE, 0, 0 }; |
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499 int err; |
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500 int filesize; |
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501 int i; |
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502 char c; |
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503 FILE *fp; |
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504 |
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505 // check params |
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506 assert( aFilename != NULL ); |
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507 assert( aData != NULL ); |
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508 |
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509 // initialise the data to empty |
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510 aData->TVarData_val = NULL; |
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511 aData->TVarData_len = 0; |
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512 |
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513 // open the logfile |
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514 fp = fopen( aFilename, "rb" ); |
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515 if( fp == NULL ) { |
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516 rv.iStandardResult = ERR_LOG_FILE_ERROR; |
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517 rv.iExtendedCode = 0; |
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518 rv.iSystemError = errno; |
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519 return rv; |
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520 } |
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521 |
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522 // get the file size |
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523 fseek( fp, 0, SEEK_END ); |
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524 filesize = ftell( fp ); |
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525 fseek( fp, 0, SEEK_SET ); |
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526 |
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527 // if the filesize is zero then just return |
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528 if( filesize == 0 ) { |
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529 return rv; |
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530 } |
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531 |
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532 // allocate space for the file data |
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533 aData->TVarData_val = (char*)calloc( (filesize + 1), 1 ); |
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534 assert( aData->TVarData_val != NULL ); |
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535 aData->TVarData_len = (filesize + 1); |
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536 |
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537 // now copy the data |
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538 for( i = 0; i < filesize; i++ ) { |
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539 |
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540 // read one byte |
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541 err = fread( &c, 1, 1, fp ); |
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542 if( err != 1 ) { |
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543 free( aData->TVarData_val ); |
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544 aData->TVarData_val = NULL; |
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545 aData->TVarData_len = 0; |
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546 rv.iStandardResult = ERR_LOG_FILE_ERROR; |
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547 rv.iExtendedCode = 0; |
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548 rv.iSystemError = errno; |
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549 fclose( fp ); |
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550 return rv; |
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551 } |
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552 |
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553 // save the byte in the buffer |
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554 (aData->TVarData_val)[i] = c; |
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555 } |
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556 |
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557 // cleanup and return |
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558 fclose( fp ); |
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559 return rv; |
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560 } |
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561 |
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562 |
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563 /**************************************************************************************** |
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564 * |
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565 * PRIVATE FUNCTION: GetTokenFromFile |
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566 * |
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567 ***************************************************************************************/ |
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568 TResult CSPppcontroller::GetTokenFromFile( string aPrefix, string *aLine, TMultiMatchSemantics aMultiMatchSemantics ) |
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569 { |
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570 TResult rv = { ERR_NONE, 0, 0 }; |
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571 TFUError ferr; |
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572 char logfilename[MAXLOGNAME]; |
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573 char cline[MAXLOGLINELENGTH]; |
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574 int mline[MAXLISTLINES], match_count, errcode, entry; |
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575 struct stat fstat; |
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576 |
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577 // check params |
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578 assert( aLine != NULL ); |
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579 |
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580 // get the logfilename |
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581 snprintf( logfilename, MAXLOGNAME, "pppd%04d.log", iKey ); |
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582 |
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583 // fprintf( stderr, "DEBUG: request for lines starting with '%s'\n", aPrefix.c_str() ); |
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584 |
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585 // see if the file exists - if not then just return - this is NOT an error |
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586 errcode = stat( logfilename, &fstat ); |
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587 if( (errcode == -1) && (errno == ENOENT) ) { |
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588 rv.iStandardResult = ERR_INVALIDARG; |
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589 rv.iExtendedCode = 1; |
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590 // fprintf( stderr, "DEBUG: file doesn't exist.\n" ); |
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591 return rv; |
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592 } |
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593 |
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594 // look for the lines that match the prefix |
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595 match_count = MAXLISTLINES; |
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596 ferr = FindMatchingLinesByRawPrefix( logfilename, (char*)aPrefix.c_str(), mline, &match_count, &errcode ); |
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597 if( ferr != FUE_NONE ) { |
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598 rv.iStandardResult = ERR_LOG_FILE_ERROR; |
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599 rv.iExtendedCode = (int)ferr; |
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600 rv.iSystemError = errcode; |
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601 // fprintf( stderr, "DEBUG: error parsing logfile.\n" ); |
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602 return rv; |
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603 } |
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604 |
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605 // if there is no match then nothing to do |
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606 if( match_count == 0 ) { |
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607 rv.iStandardResult = ERR_INVALIDARG; |
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608 rv.iExtendedCode = 2; |
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609 // fprintf( stderr, "DEBUG: no matches.\n" ); |
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610 return rv; |
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611 } |
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612 |
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613 // if there are multiple matches then print warning (just for the admin) |
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614 if( match_count > 1 ) { |
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615 // fprintf( stderr, "WARNING: multiple matches for token \"%s\" in '%s'.\n", aPrefix.c_str(), logfilename ); |
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616 } |
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617 |
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618 // handle multiple matches |
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619 if( (aMultiMatchSemantics == MM_ERROR) && (match_count > 1) ) { |
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620 rv.iStandardResult = ERR_MULTIPLE_MATCHES_IN_LOG_FILE; |
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621 return rv; |
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622 } |
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623 entry = ((aMultiMatchSemantics == MM_FIRST) ? 0 : (match_count-1)); |
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624 |
|
625 // now get the matching line |
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626 ferr = GetLine( logfilename, mline[entry], cline, MAXLOGLINELENGTH, &errcode ); |
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627 if( ferr != FUE_NONE ) { |
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628 rv.iStandardResult = ERR_LOG_FILE_ERROR; |
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629 rv.iExtendedCode = (int)ferr; |
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630 rv.iSystemError = errcode; |
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631 // fprintf( stderr, "DEBUG: error getting the matching line.\n" ); |
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632 return rv; |
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633 } |
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634 |
|
635 // copy the line into the passed buffer |
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636 (*aLine) = cline; |
|
637 // fprintf( stderr, "DEBUG: successfully retrieved line '%s'\n", aLine->c_str() ); |
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638 |
|
639 // done - success; |
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640 return rv; |
|
641 } |
|
642 |