zeronetavahi 9.0KB

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  1. #!/bin/bash
  2. #
  3. # .---. . .
  4. # | | |
  5. # |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-.
  6. # | | (.-' (.-' ( | ( )| | | | )( )| | (.-'
  7. # ' ' --' --' -' - -' ' ' -' -' -' ' - --'
  8. #
  9. # Freedom in the Cloud
  10. #
  11. # A script for using avahi to discover peers and update zeronet trackers
  12. # Blogs and fora are discovered on the network and then published
  13. # to an index file which can be opened in a browser
  14. # License
  15. # =======
  16. #
  17. # Copyright (C) 2015 Bob Mottram <bob@robotics.uk.to>
  18. #
  19. # This program is free software: you can redistribute it and/or modify
  20. # it under the terms of the GNU General Public License as published by
  21. # the Free Software Foundation, either version 3 of the License, or
  22. # (at your option) any later version.
  23. #
  24. # This program is distributed in the hope that it will be useful,
  25. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  26. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  27. # GNU General Public License for more details.
  28. #
  29. # You should have received a copy of the GNU General Public License
  30. # along with this program. If not, see <http://www.gnu.org/licenses/>.
  31. WEB_PAGE_TITLE="Freedombone Mesh"
  32. TRACKER_PORT=6969
  33. ZERONET_INSTALL=/opt/zeronet
  34. ZERONET_USER_HOME=/home/zeronet
  35. MY_USERNAME=$USER
  36. if [ ! -d $ZERONET_INSTALL ]; then
  37. if [ -d /home/$MY_USERNAME/zeronet ]; then
  38. ZERONET_INSTALL=/home/$MY_USERNAME/zeronet
  39. else
  40. exit 0
  41. fi
  42. fi
  43. BLOGS_FILE=$ZERONET_INSTALL/freedombone-blogs
  44. FORUM_FILE=$ZERONET_INSTALL/freedombone-fora
  45. TOX_USERS_FILE=$ZERONET_INSTALL/freedombone-tox-users
  46. ZERONET_INDEX=/home/$MY_USERNAME/mesh.html
  47. ZERONET_CONFIG=$ZERONET_INSTALL/bootstrap
  48. function create_index {
  49. if [ -f $ZERONET_INDEX ]; then
  50. sed -i "s|.*My Blog.*| <li><a href=\"$(cat /home/$MY_USERNAME/.config/zeronet/myblog)\">My Blog</a></li>|g" $ZERONET_INDEX
  51. sed -i "s|.*My Forum.*| <li><a href=\"$(cat /home/$MY_USERNAME/.config/zeronet/myforum)\">My Forum</a></li>|g" $ZERONET_INDEX
  52. return
  53. fi
  54. echo '<!DOCTYPE html>' > $ZERONET_INDEX
  55. echo '<html>' >> $ZERONET_INDEX
  56. echo '<head>' >> $ZERONET_INDEX
  57. echo "<title>$WEB_PAGE_TITLE</title>" >> $ZERONET_INDEX
  58. echo '</head>' >> $ZERONET_INDEX
  59. echo '<body>' >> $ZERONET_INDEX
  60. echo "<H1>$WEB_PAGE_TITLE</H1>" >> $ZERONET_INDEX
  61. echo '' >> $ZERONET_INDEX
  62. echo "<H2>Your Sites</H2>" >> $ZERONET_INDEX
  63. echo '' >> $ZERONET_INDEX
  64. echo '<ol type="square">' >> $ZERONET_INDEX
  65. echo " <li><a href=\"$(cat /home/$MY_USERNAME/.config/zeronet/myblog)\">My Blog</a></li>" >> $ZERONET_INDEX
  66. echo " <li><a href=\"$(cat /home/$MY_USERNAME/.config/zeronet/myforum)\">My Forum</a></li>" >> $ZERONET_INDEX
  67. echo '</ol>' >> $ZERONET_INDEX
  68. echo '' >> $ZERONET_INDEX
  69. echo "<H2>On the Mesh</H2>" >> $ZERONET_INDEX
  70. echo '' >> $ZERONET_INDEX
  71. echo '<ol type="square">' >> $ZERONET_INDEX
  72. echo " <li><a href=\"${BLOGS_FILE}.html\">Blogs</a></li>" >> $ZERONET_INDEX
  73. echo " <li><a href=\"${FORUM_FILE}.html\">Fora</a></li>" >> $ZERONET_INDEX
  74. echo " <li><a href=\"${TOX_USERS_FILE}.html\">Tox Users</a></li>" >> $ZERONET_INDEX
  75. echo '</ol>' >> $ZERONET_INDEX
  76. echo '' >> $ZERONET_INDEX
  77. echo '</body>' >> $ZERONET_INDEX
  78. echo '</html>' >> $ZERONET_INDEX
  79. }
  80. function create_header {
  81. header_file=${1}-header.html
  82. if [ -f $header_file ]; then
  83. return
  84. fi
  85. echo '<!DOCTYPE html>' > $header_file
  86. echo '<html>' >> $header_file
  87. echo '<head>' >> $header_file
  88. echo "<title>$WEB_PAGE_TITLE - $2</title>" >> $header_file
  89. echo '<meta http-equiv="refresh" content="60">' >> $header_file
  90. echo '</head>' >> $header_file
  91. echo '<body>' >> $header_file
  92. echo "<H1>$2</H1>" >> $header_file
  93. }
  94. function create_footer {
  95. footer_file=${1}-footer.html
  96. if [ -f $footer_file ]; then
  97. return
  98. fi
  99. echo '</body>' >> $footer_file
  100. echo '</html>' >> $footer_file
  101. }
  102. if [ ! -d /etc/avahi ]; then
  103. exit 0
  104. fi
  105. # Create a list of bootstrap nodes
  106. TEMPFILE_BASE=/tmp/tmpzeronetavahibase.txt
  107. TEMPFILE=/tmp/tmpzeronetavahi.txt
  108. avahi-browse -atr > $TEMPFILE_BASE
  109. cat $TEMPFILE_BASE | grep "hostname =\|address =\|port =" > $TEMPFILE
  110. if [ ! -f $TEMPFILE ]; then
  111. exit 1
  112. fi
  113. if [ -f $ZERONET_CONFIG.new ]; then
  114. rm -f $ZERONET_CONFIG.new
  115. fi
  116. touch $ZERONET_CONFIG.new
  117. state=0
  118. address=""
  119. peer=""
  120. tracker_ctr=0
  121. while IFS='' read -r line || [[ -n "$line" ]]; do
  122. if [ ${state} -eq "1" ]; then
  123. if [[ $line == *"address ="* ]]; then
  124. address=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  125. tracker_url="http://$peer:$TRACKER_PORT/announce"
  126. if ! grep -q "$tracker_url" $ZERONET_CONFIG.new; then
  127. echo "$tracker_url" >> $ZERONET_CONFIG.new
  128. tracker_ctr=$((tracker_ctr + 1))
  129. fi
  130. state=0
  131. fi
  132. fi
  133. if [[ $line == *"hostname ="* ]]; then
  134. peer=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  135. state=1
  136. fi
  137. done < "$TEMPFILE"
  138. # detect blogs in the mesh
  139. if [ -f $BLOGS_FILE.new ]; then
  140. rm -f $BLOGS_FILE.new
  141. fi
  142. cat $TEMPFILE_BASE | grep "ZeroNet Blog\|hostname =\|address =\|port =\|txt =" > $TEMPFILE
  143. state=0
  144. address=""
  145. peer=""
  146. echo '<ol type="square">' >> $BLOGS_FILE.new
  147. while IFS='' read -r line || [[ -n "$line" ]]; do
  148. if [ ${state} -eq "3" ]; then
  149. if [[ $line == *"txt ="* ]]; then
  150. blog_url=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  151. echo " <li><a href=${blog_url}>${peer}</a></li>" >> $BLOGS_FILE.new
  152. state=0
  153. fi
  154. fi
  155. if [ ${state} -eq "2" ]; then
  156. if [[ $line == *"address ="* ]]; then
  157. address=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  158. state=3
  159. fi
  160. fi
  161. if [ ${state} -eq "1" ]; then
  162. if [[ $line == *"hostname ="* ]]; then
  163. peer=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  164. state=2
  165. fi
  166. fi
  167. if [[ $line == *"ZeroNet Blog"* && $line == "= "* ]]; then
  168. state=1
  169. fi
  170. done < "$TEMPFILE"
  171. echo '</ol>' >> $BLOGS_FILE.new
  172. # detect fora in the mesh
  173. if [ -f $FORUM_FILE.new ]; then
  174. rm -f $FORUM_FILE.new
  175. fi
  176. cat $TEMPFILE_BASE | grep "ZeroNet Forum\|hostname =\|address =\|port =\|txt =" > $TEMPFILE
  177. state=0
  178. address=""
  179. peer=""
  180. echo '<ol type="square">' >> $FORUM_FILE.new
  181. while IFS='' read -r line || [[ -n "$line" ]]; do
  182. if [ ${state} -eq "3" ]; then
  183. if [[ $line == *"txt ="* ]]; then
  184. forum_url=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  185. echo " <li><a href=${forum_url}>${peer}</a></li>" >> $FORUM_FILE.new
  186. state=0
  187. fi
  188. fi
  189. if [ ${state} -eq "2" ]; then
  190. if [[ $line == *"address ="* ]]; then
  191. address=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  192. state=3
  193. fi
  194. fi
  195. if [ ${state} -eq "1" ]; then
  196. if [[ $line == *"hostname ="* ]]; then
  197. peer=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
  198. state=2
  199. fi
  200. fi
  201. if [[ $line == *"ZeroNet Forum"* && $line == "= "* ]]; then
  202. state=1
  203. fi
  204. done < "$TEMPFILE"
  205. echo '<ol>' >> $FORUM_FILE.new
  206. # detect Tox users
  207. lstox > $TEMPFILE
  208. toxctr=0
  209. echo '<ol type="square">' >> $TOX_USERS_FILE.new
  210. while IFS='' read -r line || [[ -n "$line" ]]; do
  211. if [[ $line != "Failed*" ]]; then
  212. echo " <li>$line</li>" >> $TOX_USERS_FILE.new
  213. toxctr=$((toxctr + 1))
  214. fi
  215. done < "$TEMPFILE"
  216. if [ $toxctr -eq "0" ]; then
  217. echo " <li>No users found</li>" >> $TOX_USERS_FILE.new
  218. fi
  219. echo '<ol>' >> $TOX_USERS_FILE.new
  220. rm -f $TEMPFILE_BASE
  221. rm -f $TEMPFILE
  222. if [ ${tracker_ctr} -gt "0" ]; then
  223. cp -f $ZERONET_CONFIG.new $ZERONET_CONFIG
  224. else
  225. if [ -f $ZERONET_CONFIG ]; then
  226. rm -f $ZERONET_CONFIG
  227. fi
  228. fi
  229. rm -f $ZERONET_CONFIG.new
  230. if [ -d $ZERONET_USER_HOME ]; then
  231. sudo chown zeronet:zeronet $ZERONET_CONFIG
  232. fi
  233. # make some html headers and footers
  234. create_header $BLOGS_FILE "Blogs"
  235. create_header $FORUM_FILE "Fora"
  236. create_header $TOX_USERS_FILE "Tox Users"
  237. create_footer $BLOGS_FILE
  238. create_footer $FORUM_FILE
  239. create_footer $TOX_USERS_FILE
  240. # make the index page
  241. create_index
  242. # create a web page showing the available blogs
  243. cat ${BLOGS_FILE}-header.html ${BLOGS_FILE}.new ${BLOGS_FILE}-footer.html > ${BLOGS_FILE}.html
  244. rm -f ${BLOGS_FILE}.new
  245. if [ -d $ZERONET_USER_HOME ]; then
  246. sudo chown zeronet:zeronet $BLOGS_FILE
  247. fi
  248. # create a web page showing the available fora
  249. cat ${FORUM_FILE}-header.html ${FORUM_FILE}.new ${FORUM_FILE}-footer.html > ${FORUM_FILE}.html
  250. rm -f ${FORUM_FILE}.new
  251. if [ -d $ZERONET_USER_HOME ]; then
  252. sudo chown zeronet:zeronet $FORUM_FILE
  253. fi
  254. # create a web page showing Tox users
  255. cat ${TOX_USERS_FILE}-header.html ${TOX_USERS_FILE}.new ${TOX_USERS_FILE}-footer.html > ${TOX_USERS_FILE}.html
  256. rm -f ${TOX_USERS_FILE}.new
  257. if [ -d $ZERONET_USER_HOME ]; then
  258. sudo chown zeronet:zeronet $TOX_USERS_FILE
  259. fi
  260. exit 0