1 | #! /bin/sh
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2 |
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3 | #
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4 | # Copyright Rainer Wichmann (2006)
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5 | #
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6 | # License Information:
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7 | # This program is free software; you can redistribute it and/or modify
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8 | # it under the terms of the GNU General Public License as published by
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9 | # the Free Software Foundation; either version 2 of the License, or
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10 | # (at your option) any later version.
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11 | #
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12 | # This program is distributed in the hope that it will be useful,
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13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | # GNU General Public License for more details.
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16 | #
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17 | # You should have received a copy of the GNU General Public License
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18 | # along with this program; if not, write to the Free Software
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19 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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20 | #
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21 |
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22 | BUILDOPTS="--quiet $TRUST --enable-xml-log --enable-suidcheck --prefix=$PW_DIR --localstatedir=$PW_DIR --with-config-file=$RCFILE --with-log-file=$LOGFILE --with-pid-file=$PW_DIR/.samhain_lock --with-data-file=$PW_DIR/.samhain_file"
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23 | export BUILDOPTS
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24 |
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25 | MAXTEST=6; export MAXTEST
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26 |
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27 | ## Quarantine SUID/SGID files if found
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28 | #
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29 | # SuidCheckQuarantineFiles = yes
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30 |
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31 | ## Method for Quarantining files:
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32 | # 0 - Delete or truncate the file.
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33 | # 1 - Remove SUID/SGID permissions from file.
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34 | # 2 - Move SUID/SGID file to quarantine dir.
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35 | #
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36 | # SuidCheckQuarantineMethod = 0
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37 |
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38 | ## For method 0 and 2, really delete instead of truncating
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39 | #
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40 | # SuidCheckQuarantineDelete = yes
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41 |
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42 | SUIDPOLICY_6="
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43 | [ReadOnly]
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44 | file=${BASE}
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45 | [SuidCheck]
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46 | SuidCheckActive = yes
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47 | SuidCheckInterval = 10
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48 | SeveritySuidCheck = crit
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49 | SuidCheckQuarantineFiles = no
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50 | SuidCheckQuarantineMethod = 2
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51 | SuidCheckQuarantineDelete = yes
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52 | "
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53 |
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54 | mod_suiddata_6 () {
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55 | sleep 1
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56 | chmod 4755 "${BASE}/a/a/y"
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57 | }
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58 |
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59 | chk_suiddata_6 () {
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60 | sleep 1
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61 | tmp=`ls -l "${BASE}/a/a/y" 2>/dev/null | awk '{ print $1}'`
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62 | if [ "x$tmp" = "x-rwsr-xr-x" ]; then
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63 | egrep "CRIT.*POLICY \[SuidCheck\].*${BASE}/a/a/y" $LOGFILE >/dev/null 2>&1
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64 | if [ $? -ne 0 ]; then
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65 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y";
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66 | return 1
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67 | fi
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68 | egrep "CRIT.*POLICY ADDED.*${BASE}/a/a/y" $LOGFILE >/dev/null 2>&1
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69 | if [ $? -ne 0 ]; then
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70 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y";
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71 | return 1
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72 | fi
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73 | return 0;
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74 | else
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75 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y (suid not kept)";
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76 | return 1
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77 | fi
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78 | }
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79 |
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80 | SUIDPOLICY_5="
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81 | [ReadOnly]
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82 | file=${BASE}
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83 | [SuidCheck]
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84 | SuidCheckActive = yes
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85 | SuidCheckInterval = 10
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86 | SeveritySuidCheck = crit
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87 | SuidCheckQuarantineFiles = yes
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88 | SuidCheckQuarantineMethod = 2
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89 | SuidCheckQuarantineDelete = yes
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90 | "
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91 |
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92 | mod_suiddata_5 () {
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93 | sleep 1
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94 | chmod 4755 "${BASE}/a/a/y"
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95 | }
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96 |
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97 | chk_suiddata_5 () {
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98 | sleep 1
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99 | if [ -f "${BASE}/a/a/y" ]; then
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100 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y (not deleted)";
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101 | return 1
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102 | fi
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103 | if [ -f .quarantine/y ]; then
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104 | if [ -f .quarantine/y.info ]; then
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105 | return 0;
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106 | else
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107 | [ -z "$verbose" ] || log_msg_fail ".quarantine/y.info (missing)";
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108 | return 1
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109 | fi
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110 | else
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111 | [ -z "$verbose" ] || log_msg_fail ".quarantine/y (missing)";
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112 | return 1
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113 | fi
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114 | }
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115 |
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116 | SUIDPOLICY_4="
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117 | [ReadOnly]
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118 | file=${BASE}
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119 | [SuidCheck]
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120 | SuidCheckActive = yes
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121 | SuidCheckInterval = 10
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122 | SeveritySuidCheck = crit
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123 | SuidCheckQuarantineFiles = yes
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124 | SuidCheckQuarantineMethod = 2
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125 | SuidCheckQuarantineDelete = no
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126 | "
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127 |
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128 | mod_suiddata_4 () {
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129 | sleep 1
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130 | chmod 4755 "${BASE}/a/a/y"
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131 | }
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132 |
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133 | chk_suiddata_4 () {
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134 | sleep 1
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135 | tmp=`cat "${BASE}/a/a/y" 2>/dev/null | wc -c`
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136 | if [ $tmp -ne 0 ]; then
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137 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y (not truncated)";
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138 | return 1
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139 | fi
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140 | if [ -f .quarantine/y ]; then
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141 | if [ -f .quarantine/y.info ]; then
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142 | return 0;
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143 | else
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144 | [ -z "$verbose" ] || log_msg_fail ".quarantine/y.info (missing)";
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145 | return 1
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146 | fi
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147 | else
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148 | [ -z "$verbose" ] || log_msg_fail ".quarantine/y (missing)";
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149 | return 1
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150 | fi
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151 | }
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152 |
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153 | SUIDPOLICY_3="
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154 | [ReadOnly]
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155 | file=${BASE}
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156 | [SuidCheck]
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157 | SuidCheckActive = yes
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158 | SuidCheckInterval = 10
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159 | SeveritySuidCheck = crit
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160 | SuidCheckQuarantineFiles = yes
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161 | SuidCheckQuarantineMethod = 1
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162 | SuidCheckQuarantineDelete = no
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163 | "
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164 |
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165 | mod_suiddata_3 () {
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166 | sleep 1
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167 | chmod 4755 "${BASE}/a/a/y"
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168 | }
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169 |
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170 | chk_suiddata_3 () {
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171 | sleep 1
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172 | tmp=`ls -l "${BASE}/a/a/y" 2>/dev/null | awk '{ print $1}'`
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173 | if [ "x$tmp" = "x-rwxr-xr-x" ]; then
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174 | return 0;
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175 | else
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176 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y (suid not removed)";
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177 | return 1
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178 | fi
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179 | }
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180 |
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181 | SUIDPOLICY_2="
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182 | [ReadOnly]
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183 | file=${BASE}
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184 | [SuidCheck]
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185 | SuidCheckActive = yes
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186 | SuidCheckInterval = 10
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187 | SeveritySuidCheck = crit
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188 | SuidCheckQuarantineFiles = yes
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189 | SuidCheckQuarantineMethod = 0
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190 | SuidCheckQuarantineDelete = no
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191 | "
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192 |
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193 | mod_suiddata_2 () {
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194 | sleep 1
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195 | chmod 4755 "${BASE}/a/a/y"
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196 | }
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197 |
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198 | chk_suiddata_2 () {
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199 | sleep 1
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200 | tmp=`cat "${BASE}/a/a/y" 2>/dev/null | wc -c`
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201 | if [ $tmp -ne 0 ]; then
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202 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y (not truncated)";
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203 | return 1
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204 | fi
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205 | }
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206 |
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207 | SUIDPOLICY_1="
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208 | [ReadOnly]
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209 | file=${BASE}
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210 | [SuidCheck]
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211 | SuidCheckActive = yes
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212 | SuidCheckInterval = 10
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213 | SeveritySuidCheck = crit
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214 | SuidCheckQuarantineFiles = yes
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215 | SuidCheckQuarantineMethod = 0
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216 | SuidCheckQuarantineDelete = yes
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217 | "
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218 |
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219 | mod_suiddata_1 () {
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220 | sleep 1
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221 | chmod 4755 "${BASE}/a/a/y"
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222 | }
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223 |
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224 | chk_suiddata_1 () {
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225 | sleep 1
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226 | if [ -f "${BASE}/a/a/y" ]; then
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227 | [ -z "$verbose" ] || log_msg_fail "${BASE}/a/a/y (not removed)";
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228 | return 1
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229 | fi
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230 | }
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231 |
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232 | prep_suidpolicy ()
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233 | {
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234 | test -f "${RCFILE}" || touch "${RCFILE}"
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235 | eval echo '"$'"SUIDPOLICY_$1"'"' >>"${RCFILE}"
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236 | }
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237 |
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238 | testrun_internal_1c ()
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239 | {
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240 | [ -z "$verbose" ] || echo Working directory: $PW_DIR
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241 | [ -z "$verbose" ] || { echo MAKE is $MAKE; echo; }
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242 |
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243 | #
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244 | # test standalone compilation
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245 | #
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246 | [ -z "$verbose" ] || { echo; echo "${S}Building standalone agent${E}"; echo; }
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247 |
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248 | if test -r "Makefile"; then
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249 | $MAKE distclean >/dev/null
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250 | fi
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251 |
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252 | ${TOP_SRCDIR}/configure ${BUILDOPTS}
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253 |
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254 | #
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255 | if test x$? = x0; then
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256 | [ -z "$verbose" ] || log_msg_ok "configure...";
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257 | $MAKE 'DBGDEF=-DSH_SUIDTESTDIR=\"${BASE}\"' >/dev/null 2>&1
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258 | if test x$? = x0; then
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259 | [ -z "$verbose" ] || log_msg_ok "make...";
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260 | else
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261 | [ -z "$quiet" ] && log_msg_fail "make...";
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262 | return 1
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263 | fi
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264 |
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265 | else
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266 | [ -z "$quiet" ] && log_msg_fail "configure...";
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267 | return 1
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268 | fi
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269 |
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270 | [ -z "$verbose" ] || { echo; echo "${S}Running test suite${E}"; echo; }
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271 |
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272 | tcount=1
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273 | POLICY=`eval echo '"$'"SUIDPOLICY_$tcount"'"'`
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274 |
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275 | until [ -z "$POLICY" ]
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276 | do
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277 | prep_init
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278 | check_err $? ${tcount}; errval=$?
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279 | if [ $errval -eq 0 ]; then
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280 | prep_testdata
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281 | check_err $? ${tcount}; errval=$?
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282 | fi
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283 | if [ $errval -eq 0 ]; then
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284 | prep_suidpolicy ${tcount}
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285 | check_err $? ${tcount}; errval=$?
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286 | fi
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287 | if [ $errval -eq 0 ]; then
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288 | run_init
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289 | check_err $? ${tcount}; errval=$?
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290 | fi
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291 | if [ $errval -eq 0 ]; then
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292 | eval mod_suiddata_${tcount}
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293 | check_err $? ${tcount}; errval=$?
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294 | fi
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295 | if [ $errval -eq 0 ]; then
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296 | run_check
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297 | check_err $? ${tcount}; errval=$?
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298 | fi
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299 | if [ $errval -eq 0 ]; then
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300 | eval chk_suiddata_${tcount}
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301 | check_err $? ${tcount}; errval=$?
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302 | fi
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303 | if [ $testrun1_setup -eq 0 ]; then
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304 | if [ $errval -eq 0 ]; then
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305 | run_update
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306 | check_err $? ${tcount}; errval=$?
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307 | fi
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308 | if [ $errval -eq 0 ]; then
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309 | run_check_after_update
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310 | check_err $? ${tcount}; errval=$?
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311 | fi
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312 | fi
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313 | #
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314 | if [ $errval -eq 0 ]; then
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315 | [ -z "$quiet" ] && log_ok ${tcount} ${MAXTEST};
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316 | fi
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317 | let "tcount = tcount + 1" >/dev/null
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318 | POLICY=`eval echo '"$'"SUIDPOLICY_$tcount"'"'`
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319 | done
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320 |
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321 | return 0
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322 | }
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323 |
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324 | testrun1c ()
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325 | {
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326 | log_start "RUN STANDALONE W/SUIDCHK"
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327 | testrun_internal_1c
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328 | log_end "RUN STANDALONE W/SUIDCHK"
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329 | return 0
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330 | }
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331 |
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