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1 #! /bin/sh |
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2 |
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3 # start dccm |
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4 |
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5 # This script assumes that it is being run by root or the DCC user, probably |
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6 # while the system is starting. It should be run before sendmail is started |
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7 # to avoid complaints from sendmail about the socket not existing. |
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8 # See the misc/rcDCC script. |
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9 |
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10 # Copyright (c) 2008 by Rhyolite Software, LLC |
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11 # |
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12 # This agreement is not applicable to any entity which sells anti-spam |
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13 # solutions to others or provides an anti-spam solution as part of a |
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14 # security solution sold to other entities, or to a private network |
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15 # which employs the DCC or uses data provided by operation of the DCC |
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16 # but does not provide corresponding data to other users. |
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17 # |
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18 # Permission to use, copy, modify, and distribute this software without |
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19 # changes for any purpose with or without fee is hereby granted, provided |
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20 # that the above copyright notice and this permission notice appear in all |
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21 # copies and any distributed versions or copies are either unchanged |
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22 # or not called anything similar to "DCC" or "Distributed Checksum |
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23 # Clearinghouse". |
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24 # |
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25 # Parties not eligible to receive a license under this agreement can |
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26 # obtain a commercial license to use DCC by contacting Rhyolite Software |
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27 # at sales@rhyolite.com. |
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28 # |
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29 # A commercial license would be for Distributed Checksum and Reputation |
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30 # Clearinghouse software. That software includes additional features. This |
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31 # free license for Distributed ChecksumClearinghouse Software does not in any |
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32 # way grant permision to use Distributed Checksum and Reputation Clearinghouse |
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33 # software |
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34 # |
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35 # THE SOFTWARE IS PROVIDED "AS IS" AND RHYOLITE SOFTWARE, LLC DISCLAIMS ALL |
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36 # WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES |
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37 # OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL RHYOLITE SOFTWARE, LLC |
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38 # BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES |
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39 # OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
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40 # WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, |
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41 # ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
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42 # SOFTWARE. |
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43 # Rhyolite Software DCC 1.3.103-1.72 $Revision$ |
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44 # @configure_input@ |
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45 |
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46 exec 1>&2 </dev/null |
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47 |
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48 ARGV0=dccm |
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49 LOGGER_TAG=start-dccm |
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50 DCC_LOGGER="@DCC_LOGGER@" |
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51 DCC_HOMEDIR=@prefix@ |
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52 QUIET=yes |
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53 # check the args once to get the home directory |
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54 while getopts ":xvh:r:u:c:a:l:L:R:w:" c; do |
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55 case $c in |
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56 x) set -x;; |
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57 v) QUIET=;; |
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58 h) DCC_HOMEDIR="$OPTARG";; |
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59 *) ;; |
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60 esac |
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61 done |
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62 if test ! -s $DCC_HOMEDIR/dcc_conf; then |
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63 eval $DCC_LOGGER "cannot find $DCC_HOMEDIR/dcc_conf" |
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64 fi |
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65 . $DCC_HOMEDIR/dcc_conf |
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66 if test 0"$DCC_CONF_VERSION" -lt 2; then |
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67 # deal with bash reserved $UID and old versions of dcc_conf |
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68 if test -z "$DCCUID" -a -n "$UID"; then |
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69 DCCUID="$UID" |
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70 fi |
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71 if test -z "$DCC_RUNDIR" -a -n "$DCCM_RUNDIR"; then |
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72 DCC_RUNDIR="$DCCM_RUNDIR" |
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73 fi |
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74 fi |
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75 |
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76 if test "$DCC_HOMEDIR" != @prefix@; then |
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77 DCCM_ARGS="-h$DCC_HOMEDIR $DCCM_ARGS" |
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78 fi |
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79 |
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80 # convert old `dccm -G` to `dccm -Gon` |
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81 DCCM_ARGS=`echo "$DCCM_ARGS" \ |
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82 | sed -e 's/-\([VdbxANQW]\{1,\}\)G/-\1 -G/g' \ |
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83 -e 's/-G\([^- ]\)/-G -\1/g' \ |
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84 -e 's/-G/-Gon/g' -e 's/-G[ ]*on[ ]*on/-Gon/g'` |
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85 if test -n "$GREY_CLIENT_ARGS"; then |
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86 if test X`expr "X$GREY_CLIENT_ARGS" : '.*\(-G\)'` = X; then |
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87 GREY_CLIENT_ARGS="-G$GREY_CLIENT_ARGS" |
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88 fi |
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89 DCCM_ARGS="$GREY_CLIENT_ARGS $DCCM_ARGS" |
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90 fi |
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91 |
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92 if test -n "$DCCM_USERDIRS"; then |
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93 DCCM_ARGS="-U$DCCM_USERDIRS $DCCM_ARGS" |
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94 fi |
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95 |
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96 |
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97 USAGE="`basename $0`: [-xv] [-h homedir] [-r rundir] [-u UID] [-a args] \ |
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98 [-l logdir] [-L log-at] [-R reject_at] [-w whiteclnt]" |
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99 OPTIND=1 |
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100 while getopts "xvh:r:u:c:a:l:L:R:w:" c; do |
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101 case $c in |
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102 x) ;; |
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103 v) ;; |
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104 h) ;; |
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105 r) DCC_RUNDIR="$OPTARG";; |
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106 u) DCCUID="$OPTARG";; |
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107 c) X=`expr "X$OPTARG" : '\(X[-._a-zA-Z0-9]*\)'` |
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108 if test "$X" = X -o "$X" != "X$OPTARG"; then |
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109 eval $DCC_LOGGER "illegal -c $OPTARG" |
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110 else |
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111 ARGV0="$OPTARG" |
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112 fi;; |
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113 a) DCCM_ARGS="$DCCM_ARGS $OPTARG";; |
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114 l) DCCM_LOGDIR="$OPTARG";; |
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115 L) DCCM_LOG_AT="$OPTARG";; |
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116 R) DCCM_REJECT_AT="$OPTARG";; |
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117 w) DCCM_WHITECLNT="$OPTARG";; |
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118 *) eval $DCC_LOGGER "$USAGE"; exit 1;; |
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119 esac |
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120 done |
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121 shift `expr $OPTIND - 1 || true` |
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122 if test "$#" -ne 0; then |
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123 eval $DCC_LOGGER "$USAGE" |
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124 exit 1 |
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125 fi |
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126 |
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127 if test -n "$DCC_RUNDIR" -a "$DCC_RUNDIR" != @dcc_rundir@; then |
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128 DCCM_ARGS="-R$DCC_RUNDIR $DCCM_ARGS" |
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129 fi |
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130 if test -n "$DCCM_LOGDIR"; then |
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131 # add extra quotes for '?' not present in dcc_conf |
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132 if expr "$DCCM_LOGDIR" : '[DHM]?' >/dev/null; then |
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133 DCCM_ARGS="'-l$DCCM_LOGDIR' $DCCM_ARGS" |
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134 else |
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135 DCCM_ARGS="-l$DCCM_LOGDIR $DCCM_ARGS" |
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136 fi |
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137 fi |
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138 CKS="$REP_ARGS" |
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139 if test -n "$DCCM_LOG_AT$DCCM_REJECT_AT"; then |
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140 for CK in ${DCCM_CKSUMS:=CMN} $DCCM_XTRA_CKSUMS; do |
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141 CKS="$CKS -t$CK,$DCCM_LOG_AT,$DCCM_REJECT_AT" |
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142 done |
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143 fi |
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144 if test -n "$DCCM_WHITECLNT"; then |
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145 CKS="$CKS -w$DCCM_WHITECLNT" |
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146 fi |
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147 DCCM_ARGS="$CKS $DNSBL_ARGS $DCC_LOG_ARGS $DCCM_ARGS" |
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148 |
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149 |
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150 # stop an existing dccm |
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151 # signal the process group because on Linux systems it does not work |
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152 # to signal the main process. See `man sigwait` on a Linux system. |
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153 PID=`cat $DCC_RUNDIR/$ARGV0.pid 2>/dev/null` |
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154 if test -n "$PID"; then |
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155 if `kill -15 $PID 2>/dev/null`; then |
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156 CNT=0 |
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157 while test $CNT -lt 6; do |
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158 if `/bin/kill -15 $PID 2>/dev/null`; then |
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159 if test -z "$QUIET"; then |
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160 if test $CNT -eq 0; then |
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161 echo " stopping dccm PID $PID " | tr -d '\012' |
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162 else |
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163 echo "." | tr -d '\012' |
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164 fi |
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165 fi |
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166 sleep 1 |
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167 CNT=`expr $CNT + 1` |
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168 else |
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169 break |
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170 fi |
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171 done |
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172 /bin/kill -9 $PID 2>/dev/null |
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173 if test $CNT -ne 0 -a -z "$QUIET"; then |
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174 echo |
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175 fi |
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176 fi |
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177 fi |
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178 |
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179 # assume unset DCCD_ENABLE is "on" for upward compatibility |
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180 case "$DCCM_ENABLE" in |
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181 [oO][fF][fF]) exit 0;; |
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182 esac |
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183 if test ! -x $DCC_LIBEXEC/dccm; then |
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184 eval $DCC_LOGGER "cannot start dccm because it has not been installed" |
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185 exit 1 |
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186 fi |
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187 |
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188 if test ! -d $DCC_RUNDIR; then |
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189 mkdir $DCC_RUNDIR |
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190 fi |
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191 |
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192 if test "$ARGV0" != dccm -a ! -s $DCC_LIBEXEC/$ARGV0; then |
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193 ln -s dccm $DCC_LIBEXEC/$ARGV0 |
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194 fi |
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195 |
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196 # first try to use `su -` to set limits |
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197 # fall back to -I for systems where su requires a valid shell in |
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198 # /etc/passwd but where the dcc user does not have one |
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199 if test -n "$DCCUID" -a X"$DCCUID" != X"$USER"; then |
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200 if test -d $DCC_RUNDIR; then |
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201 chown $DCCUID $DCC_RUNDIR |
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202 fi |
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203 if @DCC_SU@ $DCCUID -c date >/dev/null 2>&1; then |
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204 @DCC_SU@ $DCCUID -c "$DCC_LIBEXEC/$ARGV0 $DCCM_ARGS" |
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205 exit |
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206 fi |
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207 DCCM_ARGS="-I$DCCUID $DCCM_ARGS" |
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208 fi |
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209 eval $DCC_LIBEXEC/$ARGV0 $DCCM_ARGS |
