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1 #! /bin/sh |
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2 |
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3 # stop dccd |
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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 stopping. |
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7 |
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8 # Copyright (c) 2008 by Rhyolite Software, LLC |
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9 # |
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10 # This agreement is not applicable to any entity which sells anti-spam |
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11 # solutions to others or provides an anti-spam solution as part of a |
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12 # security solution sold to other entities, or to a private network |
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13 # which employs the DCC or uses data provided by operation of the DCC |
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14 # but does not provide corresponding data to other users. |
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15 # |
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16 # Permission to use, copy, modify, and distribute this software without |
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17 # changes for any purpose with or without fee is hereby granted, provided |
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18 # that the above copyright notice and this permission notice appear in all |
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19 # copies and any distributed versions or copies are either unchanged |
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20 # or not called anything similar to "DCC" or "Distributed Checksum |
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21 # Clearinghouse". |
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22 # |
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23 # Parties not eligible to receive a license under this agreement can |
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24 # obtain a commercial license to use DCC by contacting Rhyolite Software |
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25 # at sales@rhyolite.com. |
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26 # |
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27 # A commercial license would be for Distributed Checksum and Reputation |
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28 # Clearinghouse software. That software includes additional features. This |
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29 # free license for Distributed ChecksumClearinghouse Software does not in any |
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30 # way grant permision to use Distributed Checksum and Reputation Clearinghouse |
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31 # software |
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32 # |
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33 # THE SOFTWARE IS PROVIDED "AS IS" AND RHYOLITE SOFTWARE, LLC DISCLAIMS ALL |
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34 # WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES |
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35 # OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL RHYOLITE SOFTWARE, LLC |
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36 # BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES |
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37 # OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
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38 # WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, |
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39 # ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
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40 # SOFTWARE. |
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41 # Rhyolite Software DCC 1.3.103-1.28 $Revision$ |
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42 # @configure_input@ |
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43 |
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44 exec 1>&2 </dev/null |
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45 |
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46 LOGGER_TAG=stop-dccd |
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47 DCC_LOGGER="@DCC_LOGGER@" |
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48 DCC_HOMEDIR=@prefix@ |
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49 CDCC_QUIET='>/dev/null 2>&1' |
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50 VERBOSE= |
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51 DEBUG= |
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52 GREY= |
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53 SYSSTOP=stop |
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54 DB_NM=dcc_db |
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55 # check the args once to get the home directory |
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56 while getopts ":xvGSCh:u:i:n:" c; do |
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57 case $c in |
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58 x) set -x; DEBUG=-x; VERBOSE=-v; CDCC_QUIET=;; |
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59 v) VERBOSE=-v;; |
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60 h) DCC_HOMEDIR="$OPTARG";; |
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61 *) ;; |
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62 esac |
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63 done |
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64 . $DCC_HOMEDIR/dcc_conf |
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65 |
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66 USAGE="`basename $0`: [-xvGSC] [-h homedir] [-u UID] [-i id]" |
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67 OPTIND=1 |
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68 while getopts "xvGSCh:u:i:n:" c; do |
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69 case $c in |
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70 x) ;; |
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71 v) ;; |
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72 G) GREY=yes DB_NM=grey_db;; |
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73 S) SYSSTOP="system stop";; |
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74 C) SYSSTOP="clean stop";; |
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75 h) ;; |
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76 u) DCCUID="$OPTARG";; |
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77 i) SRVR_ID="$OPTARG"; GREY_SRVR_ID="$OPTARG";; |
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78 n) ;; # obsolete |
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79 *) eval $DCC_LOGGER "$USAGE"; exit 1;; |
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80 esac |
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81 done |
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82 shift `expr $OPTIND - 1 || true` |
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83 if test "$#" -ne 0; then |
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84 eval $DCC_LOGGER "$USAGE" |
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85 exit 1 |
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86 fi |
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87 |
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88 if test "$DCC_HOMEDIR" != @prefix@; then |
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89 CDCC_ARGS="-h $DCC_HOMEDIR" |
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90 fi |
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91 |
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92 if test -n "$GREY"; then |
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93 if test -z "$GREY_SRVR_ID" \ |
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94 -a -n "`grep '# auto local greylist server-ID' $DCC_HOMEDIR/ids`" \ |
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95 -a -n "`grep '^32702' $DCC_HOMEDIR/ids`"; then |
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96 GREY_SRVR_ID=32702 |
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97 fi |
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98 SRVR_ID="$GREY_SRVR_ID" |
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99 DCCD_ARGS="$GREY_DCCD_ARGS" |
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100 CDCC_ARGS=" $CDCC_ARGS 'grey on'" |
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101 fi |
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102 |
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103 if test -z "$SRVR_ID"; then |
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104 if test X"$DEBUG" = "X-x"; then |
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105 echo "SRVR_ID not set in $DCC_HOMEDIR/dcc_conf" |
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106 fi |
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107 exit |
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108 fi |
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109 |
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110 # talk where the current server should be listening |
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111 SRVR_ADDR=`expr X"$DCCD_ARGS" : '.*-a[ ]*\([^ , ]*\)'` |
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112 SRVR_PORT=`expr X"$DCCD_ARGS" : '.*-a[ ]*[^ , ]*,\([^ , ]*\)'` |
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113 if test -n "$SRVR_ADDR"; then |
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114 CDCC_ARGS="$CDCC_ARGS 'server $SRVR_ADDR'" |
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115 fi |
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116 if test -n "$SRVR_PORT"; then |
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117 CDCC_ARGS="$CDCC_ARGS 'port $SRVR_PORT'" |
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118 fi |
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119 |
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120 CDCC0="@bindir@/cdcc $CDCC_ARGS 'id $SRVR_ID'" |
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121 CDCC="$CDCC0 $CDCC_QUIET" |
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122 |
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123 # stop a current dbclean |
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124 if test -s $DCC_HOMEDIR/$DB_NM.lock; then |
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125 kill `cat $DCC_HOMEDIR/$DB_NM.lock` >/dev/null 2>&1 |
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126 fi |
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127 |
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128 # stop the current daemon, including giving it time to shut down gracefully |
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129 # After telling the daemon to stop, keep telling the daemon to politely |
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130 # stop flooding until it stops answering or we run out of patience. |
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131 # Then tell it to pull the plug. |
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132 if eval "$CDCC '$SYSSTOP' 'sleep 0.5'"; then |
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133 LCNT=0 |
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134 while eval "$CDCC 'flood list' 'sleep 0.5'" ; do |
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135 LCNT=`expr $LCNT + 1` |
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136 # Pull the plug on the floods after 5 seconds |
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137 if test "$LCNT" -ge 10; then |
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138 if test "$VERBOSE" = "-v"; then |
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139 if test "$LCNT" -eq 10; then |
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140 eval "$CDCC0 'flood list'" |
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141 fi |
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142 fi |
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143 eval "$CDCC 'flood halt' 'sleep 0.5'" |
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144 fi |
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145 # give up after another second to let the daemon close the file |
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146 if test "$LCNT" -gt 12; then |
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147 break; |
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148 fi |
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149 done |
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150 fi |
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151 |
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152 set +x |
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153 if test X"$DEBUG" = "X-x"; then |
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154 echo "The final cdcc command should have failed, since that is how" |
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155 echo "this script knows that dccd has stopped." |
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156 fi |