184 lines
3.7 KiB
Bash
Executable File
184 lines
3.7 KiB
Bash
Executable File
#!/bin/bash
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# Script um die cache_peer funktion von Squid manuell von der Website aus upzudaten.
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# V1.0
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# 13.10.2010
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# Stoeckholzer, Haas
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while [ "1" == "1" ];
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do
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write=1
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zero=0
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# ueberpruefen ob file vpnid_man vorhanden
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if [ -e /var/vpn/vpnid_man ];
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then
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echo 1
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zero=1
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fi
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# ueberpruefen ob file vpnid_next vorhanden
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if [ -e /var/vpn/vpnid_next ];
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then
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echo 2
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zero=2
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fi
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if [ "$zero" == "1" ];
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then
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# Manuelle ID als hex einlesen einlesen
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hex=$(cat /var/vpn/vpnid_man)
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id=$(printf "%d\n" 0x$hex)
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echo $id > /var/vpn/vpnid
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rm /var/vpn/vpnid_man
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echo $hex
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# Login-Daten aus Datenbank holen
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credentials=$(/home/christoph/squid_dynamic/squidy $hex)
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fi
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if [ "$zero" == "2" ];
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then
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schleife="1"
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rm /var/vpn/vpnid_next
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while [ $schleife == "1" ] ;
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do
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# Zaehlvariable einlesen
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id_alt=$(cat /var/vpn/vpnid)
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# alte id HEX wandeln zum BLacklisten
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hex_alt=$(echo "obase=16; $id_alt" |bc)
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# Abfrage ob Strinlaenge von hex kleiner als 2
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if [ ${#hex_alt} -lt 2 ];
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then
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hex_alt=0$hex_alt
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fi
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# alte id BLacklisten
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if [ $write == 1 ];
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then
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echo $hex_alt >> /var/vpn/blacklist
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fi
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# id inkrementieren
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let id=$id_alt+1
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# 255 Overflow verhindern
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if [ $id -gt 254 ]
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then
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id=0
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fi
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# Variable id fuer naechsten Durchlauf speichern
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echo $id > /var/vpn/vpnid
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# id HEX wandeln
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hex=$(echo "obase=16; $id" |bc)
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# Abfrage ob Strinlaenge von hex kleiner als 2
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if [ ${#hex} -lt 2 ];
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then
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hex=0$hex
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fi
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# hole id_hex aus BLacklist?
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black=$(cat /var/vpn/blacklist|grep $hex)
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# Abfrage ob id_hex in BLacklist
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if [ ${#black} -lt 2 ];
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then
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# Login-Daten aus Datenbank holen
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credentials=$(/home/christoph/squid_dynamic/squidy $hex)
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# Abfrage ob Datensatz leer :
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if [ ${#credentials} -gt 10 ];
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then
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schleife="0"
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fi
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else write=0
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fi
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done
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fi
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# Abfrage ob Datensatz leer (zur Sicherheit):
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if [ ${#credentials} -gt 10 ] && [ $zero != "0" ];
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then
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# stop squid
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sudo killall -9 unlinkd
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sudo killall -9 squid
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sudo rm /etc/squid3/squid.conf
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######################################################################################
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# Config- Datei schreiben.
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sudo echo -e -n "
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# Squid config by h44z
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# TAG: http_port
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# Usage: port
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# hostname:port
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# 1.2.3.4:port
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http_port 10.8.0.1:3128 transparent
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http_port 10.8.0.1:8080
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#https_port 10.8.0.1:8181 key=/etc/apache2/ssl/apache.pem
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visible_hostname vpnrack
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# TAG: icp_port
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icp_port 0
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# TAG: no_cache
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acl QUERY urlpath_regex cgi-bin \\?
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no_cache deny QUERY
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# TAG: cache_mem (bytes)
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cache_mem 32 MB
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# TAG: cache_dir
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cache_dir ufs /var/cache/squid 100 16 256
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# TAG: cache_access_log
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cache_access_log /var/log/squid/access.log
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# TAG: cache_log
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cache_log /var/log/squid/cache.log
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# TAG: cache_store_log
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cache_store_log /var/log/squid/store.log
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# TAG: emulate_httpd_log on|off
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emulate_httpd_log on
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# TAG: pid_filename
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pid_filename /var/run/squid.pid
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# TAG: cache_mgr
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cache_mgr christoph.haas2@students.htlinn.ac.at
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http_access allow all
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acl https port 443
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http_access allow https
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# TAG: http_reply_access
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# Allow replies to client requests. This is complementary to http_access.
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#http_reply_access allow all
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cache_peer 192.168.195.101 parent 8080 7 no-query default no-digest login=$credentials
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never_direct allow all
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" > /etc/squid3/squid.conf
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######################################################################################
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echo "Written: $credentials"
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#start squid
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squid -D -YC -f /etc/squid3/squid.conf
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fi
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sleep 2
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done
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