This file is indexed.

config is in clamav-freshclam 0.97.3+dfsg-2.1ubuntu1.

This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
#!/bin/sh

set -e

# Source debconf library
. /usr/share/debconf/confmodule

# This conf script is capable of backing up
db_version 2.0
db_capb backup

# Get user config

FRESHCLAMCONF='/etc/clamav/freshclam.conf'

if [ -n "$http_proxy" ];then 
  db_set clamav-freshclam/http_proxy "$http_proxy" || true
fi

status_of_proc () {
    local pidfile daemon name status

    pidfile=
    OPTIND=1
    while getopts p: opt ; do
        case "$opt" in
            p)  pidfile="$OPTARG";;
        esac
    done
    shift $(($OPTIND - 1))

    if [ -n "$pidfile" ]; then
        pidfile="-p $pidfile"
    fi
    daemon="$1"
    name="$2"

    status="0"
    pidofproc $pidfile $daemon >/dev/null || status="$?"
    if [ "$status" = 0 ]; then
        log_success_msg "$name is running"
        return 0
    else
        log_failure_msg "$name is not running"
        return $status
    fi
}

to_lower()
{
  word="$1"
  lcword=$(echo "$word" | tr A-Z a-z)
  echo "$lcword"
}

is_true()
{
  var="$1"
  lcvar=$(to_lower "$var")
  [ 'true' = "$lcvar" ] || [ 'yes' = "$lcvar" ] || [ 1 = "$lcvar" ]
  return $?
}

is_false()
{
  var="$1"
  lcvar=$(to_lower "$var")
  [ 'false' = "$lcvar" ] || [ 'no' = "$lcvar" ] || [ 0 = "$lcvar" ]
  return $?
}

ucf_cleanup()
{
  # This only does something if I've fucked up before
  # Not entirely impossible :(

  configfile=$1

  if [ `grep "$configfile" /var/lib/ucf/hashfile | wc -l` -gt 1 ]; then
    grep -v "$configfile" /var/lib/ucf/hashfile > /var/lib/ucf/hashfile.tmp
    grep "$configfile" /var/lib/ucf/hashfile | tail -n 1  >> /var/lib/ucf/hashfile.tmp
    mv /var/lib/ucf/hashfile.tmp /var/lib/ucf/hashfile
  fi
}

add_to_ucf()
{
  configfile=$1
  ucffile=$2

  if ! grep -q "$configfile" /var/lib/ucf/hashfile; then
    md5sum $configfile >> /var/lib/ucf/hashfile
    cp $configfile $ucffile
  fi
}

ucf_upgrade_check()
{
  configfile=$1
  sourcefile=$2
  ucffile=$3

  if [ -f "$configfile" ]; then
    add_to_ucf $configfile $ucffile
    ucf --three-way --debconf-ok "$sourcefile" "$configfile"
  else
    [ -d /var/lib/ucf/cache ] || mkdir -p /var/lib/ucf/cache
    cp $sourcefile $configfile
    add_to_ucf $configfile $ucffile
  fi
}

slurp_config()
{
  CLAMAVCONF="$1"
  
  if [ -e "$CLAMAVCONF" ]; then
    for variable in `egrep -v '^[[:space:]]*(#|$)' "$CLAMAVCONF" | awk '{print $1}'`; do
      case "$variable" in
        DatabaseMirror)
        if [ -z "$DatabaseMirror" ]; then
          for i in `grep ^$variable $CLAMAVCONF | awk '{print $2}'`; do
            value="$value $i"
          done
        else
          continue
        fi
        ;;
        DatabaseCustomURL)
        if [ -z "$DatabaseCustomURL" ]; then
          for i in `grep ^$variable $CLAMAVCONF | awk '{print $2}'`; do
            value="$value $i"
          done
        else
          continue
        fi
        ;;
        IncludePUA)
        if [ -z "$IncludePUA" ]; then
          for i in `grep ^$variable $CLAMAVCONF | awk '{print $2}'`; do
            value="$i $value"
          done
        else
          continue
        fi
        ;;
        ExcludePUA)
        if [ -z "$ExcludePUA" ]; then
          for i in `grep ^$variable $CLAMAVCONF | awk '{print $2}'`; do
            value="$i $value"
          done
        else
          continue
        fi
        ;;
        ExtraDatabase)
        if [ -z "$ExtraDatabase" ]; then
          for i in `grep ^$variable $CLAMAVCONF | awk '{print $2}'`; do
            value="$value $i"
          done
        else
          continue
        fi
        ;;
        VirusEvent|OnUpdateExecute|OnErrorExecute|RejectMsg)
        value=`grep ^$variable $CLAMAVCONF | head -n1 | sed -e s/$variable\ //`
        ;;
        *)
        value=`grep ^$variable $CLAMAVCONF | head -n1 | awk '{print $2}'`
        ;;
      esac
      if [ -z "$value" ]; then 
        export "$variable"="true"
      elif [ "$value" != "$variable" ]; then
        export "$variable"="$value"
      else
        export "$variable"="true"
      fi
      unset value
    done
  fi
}

make_dir()
{
  DIR=$1
  if [ -d "$DIR" ]; then
    return 0;
  fi
  [ -n "$User" ] || User=clamav
  mkdir -p -m 0755 "$DIR"
  chown "$User" "$DIR"
}

# Debconf Functions

isdigit ()
{
  case $1 in
    [[:digit:]]*)
    ISDIGIT=1
    ;;
    *)
    ISDIGIT=0
    ;;
  esac
}

inputdigit ()
{
  ISDIGIT=0
  while [ "$ISDIGIT" = '0' ]; do
    db_input "$1" "$2" || true
    if ! db_go; then
      return 30
    fi
    db_get $2 || true
    isdigit $RET
    if [ "$ISDIGIT" = '0' ]; then
      db_input critical clamav-base/numinfo || true
      db_go
    fi
  done
  return 0
}

StateGeneric()
{
  PRIO=$1
  QUESTION=$2
  NEXT=$3
  LAST=$4

  db_input $PRIO $QUESTION || true
  if db_go; then
    STATE=$NEXT
  else
    STATE=$LAST
  fi
}

StateGenericDigit()
{
  PRIO=$1
  QUESTION=$2
  NEXT=$3
  LAST=$4

  inputdigit $PRIO $QUESTION || true
  if db_go; then
    STATE=$NEXT
  else
    STATE=$LAST
  fi
}


slurp_config "$FRESHCLAMCONF"

# Set debconf values from config file 

[ -f /var/lib/clamav/interface ] && Interface=`cat /var/lib/clamav/interface`
if [ -n "$Interface" ]; then
  db_set clamav-freshclam/autoupdate_freshclam ifup.d || true
fi
if [ -n "$Interface" ]; then
  db_set clamav-freshclam/internet_interface "$Interface" || true
fi
if [ -n "$DatabaseMirror" ]; then
  # pick the first entry, there may be more than one of them
  DatabaseMirror="`echo $DatabaseMirror | awk '{print $1}'`"
  if [ -e /usr/share/doc/clamav-freshclam/mirror-list.gz ]; then
    if zgrep -q "$DatabaseMirror" /usr/share/doc/clamav-freshclam/mirror-list.gz;then
      db_set clamav-freshclam/local_mirror `zgrep "$DatabaseMirror" /usr/share/doc/clamav-freshclam/mirror-list.gz` || true
    else
      db_set clamav-freshclam/local_mirror "$DatabaseMirror" || true
    fi
  fi
fi
if [ -n "$HTTPProxyServer" ]; then
  db_set clamav-freshclam/http_proxy "http://$HTTPProxyServer:$HTTPProxyPort/" || true
fi
if [ -n "$HTTPProxyUsername" ]; then
  db_set clamav-freshclam/proxy_user "$HTTPProxyUsername:$HTTPProxyPassword" || true
fi
if [ -n "$Checks" ]; then
  db_set clamav-freshclam/update_interval "$Checks" || true
fi
if [ -n "$NotifyClamd" ]; then
  if is_false "$NotifyClamd"; then
    db_set clamav-freshclam/NotifyClamd "false" || true
  else
    db_set clamav-freshclam/NotifyClamd "true" || true
  fi
else
  db_set clamav-freshclam/NotifyClamd "false" || true
fi

# States

StateInit()
{
  STATE="autoupdate_freshclam"
}

Stateautoupdate_freshclam()
{
  db_input medium clamav-freshclam/autoupdate_freshclam || true
  if db_go; then
    db_metaget clamav-freshclam/autoupdate_freshclam value || true
    if [ "$RET" = "ifup.d" ]; then
      STATE="internet_interface"
    else
      STATE="local_mirror"
    fi
  else
    STATE="End"
  fi
}

Statelocal_mirror()
{
  db_input medium clamav-freshclam/local_mirror || true
  if ! db_go; then
    STATE="autoupdate_freshclam"
  else
    db_metaget clamav-freshclam/local_mirror value || true
    if [ -z "$RET" ]; then
      db_set clamav-freshclam/local_mirror 'db.local.clamav.net' || true
    fi
    STATE="http_proxy"
  fi
}

Statehttp_proxy()
{
  db_input medium clamav-freshclam/http_proxy || true
  if ! db_go; then
    STATE="local_mirror"
  else
    db_metaget clamav-freshclam/http_proxy value || true
    if [ -z "$RET" ]; then
      STATE="update_interval"
    else
      STATE="proxy_user"
    fi
  fi
}

Stateupdate_interval()
{
  db_input low clamav-freshclam/update_interval || true
  if ! db_go; then
    STATE="http_proxy"
  else
    db_metaget clamav-freshclam/update_interval value || true
    if [ -z "$RET" ]; then
      db_set clamav-freshclam/update_interval 12 || true
    fi
    STATE="notify_daemon"
  fi
}

# This is the statemachine that controls execution. All the 'real' work is 
# performed by subfunctions above. 

STATE="Init"
while [ "$STATE" != "End" ]; do
  case "$STATE" in
    Init)
    StateInit
    ;;
    autoupdate_freshclam)
    Stateautoupdate_freshclam
    ;;
    local_mirror)
    Statelocal_mirror
    ;;
    http_proxy)
    Statehttp_proxy
    ;;
    proxy_user)
    StateGeneric medium clamav-freshclam/proxy_user update_interval http_proxy
    ;;
    internet_interface)
    StateGeneric high clamav-freshclam/internet_interface local_mirror autoupdate_freshclam
    ;;
    update_interval)
    Stateupdate_interval
    ;;
    notify_daemon)
    StateGeneric medium clamav-freshclam/NotifyClamd End update_interval
    ;;
  esac
done
db_stop || true
exit 0