source: trunk/dsys/comDOWNLOAD@ 22

Last change on this file since 22 was 1, checked in by katerina, 19 years ago

Initial import
File size: 6.8 KB
RevLine 
[1]1#########################################################################
2#
3# Subroutine for the 'download' command
4#
5#########################################################################
6
7commandDOWNLOAD() {
8 printINFO "About to run \"$action\" for samhain version \"$src_version\""
9
10 needEXE du gunzip tar gpg
11
12
13 if test x"$simulate" = x0
14 then
15 cd "${basedir}/tmp" || printFATAL "could not cd to ${basedir}/tmp"
16 rm -f "samhain-${src_version}.tar.gz"
17 else
18 #
19 # -- Simulate only: print what would be done
20 #
21 printINFO "cd ${basedir}/tmp"
22 printINFO "rm -f samhain-${src_version}.tar.gz"
23 fi
24
25 command=""
26
27 if test -z "$command"
28 then
29 findEXE wget
30 if test -n "$EXECUTABLE"
31 then
32 command="$EXECUTABLE"
33 opt1="--quiet"
34 opt2="-O"
35 opt3="-"
36 fi
37 fi
38
39 if test -z "$command"
40 then
41 findEXE curl
42 if test -n "$EXECUTABLE"
43 then
44 command="$EXECUTABLE"
45 opt1="--silent"
46 opt2="--show-error"
47 opt3="--fail"
48 fi
49 fi
50
51 if test -z "$command"
52 then
53 findEXE lynx
54 if test -n "$EXECUTABLE"
55 then
56 command="$EXECUTABLE"
57 opt1="-source"
58 opt2=""
59 opt3=""
60 fi
61 fi
62
63 if test -z "$command"
64 then
65 findEXE links
66 if test -n "$EXECUTABLE"
67 then
68 command="$EXECUTABLE"
69 opt1="-source"
70 opt2=""
71 opt3=""
72 fi
73 fi
74
75 if test -z "$command"
76 then
77 findEXE lwp-request
78 if test -n "$EXECUTABLE"
79 then
80 command="$EXECUTABLE"
81 opt1=""
82 opt2=""
83 opt3=""
84 fi
85 fi
86
87 if test -z "$command"
88 then
89 findEXE fetch
90 if test -n "$EXECUTABLE"
91 then
92 command="$EXECUTABLE"
93 opt1="-q"
94 opt2="-o"
95 opt3="-"
96 fi
97 fi
98
99 if test -z "$command"
100 then
101 findEXE fget
102 if test -n "$EXECUTABLE"
103 then
104 command="$EXECUTABLE"
105 opt1=""
106 opt2=""
107 opt3=""
108 fi
109 fi
110
111 if test -z "$command"
112 then
113 printFATAL "No wget, curl, lynx, links, lwp-request, fetch in your \$PATH, cannot download"
114 fi
115
116 if test x"${src_version}" = xcurrent
117 then
118 location="http://la-samhna.de/samhain/samhain-current.tar.gz"
119 if test -f /usr/bin/md5sum && test -f /bin/hostname
120 then
121 #
122 # for testing
123 #
124 dl_tmp_hna=`/bin/hostname -f 2>/dev/null`
125 dl_tmp_md5=`echo "x${dl_tmp_hna}" | md5sum`
126 if test x"$dl_tmp_md5" = "xc5f41bf28a7baf12c763f1be27a9b863"
127 then
128 location="http://localhost/samhain-current.tar.gz"
129 fi
130 fi
131 else
132 location="http://la-samhna.de/archive/samhain_signed-${src_version}.tar.gz"
133 if test -f /usr/bin/md5sum && test -f /bin/hostname
134 then
135 #
136 # for testing
137 #
138 dl_tmp_hna=`/bin/hostname -f 2>/dev/null`
139 dl_tmp_md5=`echo "x${dl_tmp_hna}" | /usr/bin/md5sum 2>/dev/null`
140 if test x"$dl_tmp_md5" = "xc5f41bf28a7baf12c763f1be27a9b863"
141 then
142 location="http://localhost/samhain_signed-${src_version}.tar.gz"
143 fi
144 fi
145 fi
146
147
148 printINFO "Executing $command $opt1 $opt2 $opt3 $location"
149
150 if test x"$simulate" = x0
151 then
152 eval "$command" "$opt1" "$opt2" "$opt3" "$location" 1>"samhain-${src_version}.tar.gz" 2>/dev/null
153 else
154 printINFO "$command" "$opt1" "$opt2" "$opt3" "$location" 1>"samhain-${src_version}.tar.gz"
155 printINFO "du -s -k samhain-${src_version}.tar.gz | awk '{ print $1 }'"
156 printLOG "Downloaded to samhain-${src_version}.tar.gz (XXX kB)"
157 printINFO "gunzip -c samhain-${src_version}.tar.gz | tar -tvf - "
158 printINFO "Source in tarball is version X.X.X"
159 printINFO "Unpacking to ${tmpD}"
160 printINFO "cd ${tmpD}"
161 printINFO "gunzip -c ${basedir}/tmp/samhain-${src_version}.tar.gz | tar -xf -"
162 printINFO "rm -f ${basedir}/tmp/samhain-${src_version}.tar.gz"
163 printINFO "Checking PGP signature"
164 printINFO "(LANG=C; gpg --status-fd 1 --verify samhain-X.X.X.tar.gz.asc samhain-X.X.X.tar.gz 2>&1 | grep 'GOODSIG')"
165 printINFO "cp samhain-X.X.X.tar.gz.asc samhain-X.X.X.tar.gz ${basedir}/source"
166 printLOG "Installed samhain (X.X.X) source"
167 return 0
168 fi
169
170 if test -f "samhain-${src_version}.tar.gz"
171 then
172 :
173 else
174 printFATAL "failed: $command $location"
175 fi
176
177 size=`du -s -k "samhain-${src_version}.tar.gz" | awk '{ print $1 }'`
178
179 if test $size -lt 100
180 then
181 rm -f "samhain-${src_version}.tar.gz"
182 printFATAL "failed: $command $location"
183 else
184 printLOG "Downloaded to samhain-${src_version}.tar.gz (${size} kB)"
185 fi
186
187 files=`gunzip -c "samhain-${src_version}.tar.gz" | tar -tvf - 2>/dev/null`
188 sig=`echo $files | egrep ' samhain.*tar\.gz\.asc$' 2>/dev/null`
189 sig_version=`echo $files | egrep ' samhain.*tar\.gz\.asc$' 2>/dev/null | sed 's/.*samhain\-//g' | sed 's/\.tar\.gz\.asc//g'`
190 if test x"$sig" = x
191 then
192 rm -f "samhain-${src_version}.tar.gz"
193 printFATAL "downloaded file does not contain a PGP signature"
194 fi
195
196 if test x"${sig_version}" = x
197 then
198 rm -f "samhain-${src_version}.tar.gz"
199 printFATAL "cannot determine samhain version from downloaded file"
200 fi
201
202 if test x"${src_version}" != xcurrent
203 then
204 if test x"${src_version}" != x"${sig_version}"
205 then
206 rm -f "samhain-${src_version}.tar.gz"
207 printFATAL "downloaded version (${sig_version}) != requested version (${src_version})"
208 fi
209 fi
210
211 printINFO "Source in tarball is version ${sig_version}"
212 printINFO "Unpacking to ${basedir}/source"
213
214 cd "${tmpD}" || {
215 rm -f "${basedir}/tmp/samhain-${src_version}.tar.gz"
216 printFATAL "could not cd to ${tmpD}"
217 }
218
219 gunzip -c "${basedir}/tmp/samhain-${src_version}.tar.gz" | tar -xf -
220
221 rm -f "${basedir}/tmp/samhain-${src_version}.tar.gz"
222
223 if test -f "samhain-${sig_version}.tar.gz"
224 then
225 if test -f "samhain-${sig_version}.tar.gz.asc"
226 then
227 :
228 else
229 printFATAL "not found in source: PGP signature samhain-${sig_version}.tar.gz.asc"
230 fi
231 else
232 printFATAL "not found in source: samhain-${sig_version}.tar.gz"
233 fi
234
235
236 printINFO "Checking PGP signature"
237 sig_lines=`(LANG="C"; gpg --status-fd 1 --verify "samhain-${sig_version}.tar.gz.asc" "samhain-${sig_version}.tar.gz" 2>/dev/null)`
238 sig_ok=`echo ${sig_lines} | grep 'GOODSIG'`
239
240 sig_nokey=`echo ${sig_lines} | grep 'NO_PUBKEY'`
241
242 if test x"${sig_nokey}" != x
243 then
244 printWARNING "Public key (ID 0F571F6C) not found, trying to import it."
245 gpg --import ${basedir}/private/0F571F6C.asc 2>&5
246 sig_ok=`(LANG="C"; gpg --status-fd 1 --verify "samhain-${sig_version}.tar.gz.asc" "samhain-${sig_version}.tar.gz" 2>/dev/null | grep 'GOODSIG')`
247 fi
248
249 if test x"${sig_ok}" = x
250 then
251 (LANG="C"; gpg --verify "samhain-${sig_version}.tar.gz.asc" "samhain-${sig_version}.tar.gz")
252 printFATAL "no good signature"
253 fi
254
255 cp "samhain-${sig_version}.tar.gz" "samhain-${sig_version}.tar.gz.asc" \
256 ${basedir}/source/ || \
257 printFATAL "failed: cp samhain-${sig_version}.tar.gz samhain-${sig_version}.tar.gz.asc ${basedir}/source/"
258
259 printLOG "Installed samhain source (version=${sig_version})"
260
261 return 0
262}
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