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Linux 8linuxChapter00008888 linux !#$%&’ssh()telnet *+#,-./0123linux45678#29:; web =? @#ftp ABC#DNSDE FGAH IJ!K #HLMNOP6QlinuxR SD TU #VWXYR Z[ linux *+\]H ^_‘J! ab#c3Kdef XY#LMghKlinuxi6jkle 6QAmn#op/qaM#rghstuv6linuxwx‘8.1 yzlinux{|}~ openssh SSH , , Telnet ¡ ¢£⁄ sshd openssh ¡¥ƒ§¤' “«‹›fi windowsfl –¥†‡ · ¶ SecureCRT•putty‚‚„”»SecureCRT…'‰ linux{| ¿ `´ˆ˜ ¯˘ ˙¨ ADSL˚¸ ˝ 56K ˛˚¸ ˇ— ‰ y § „SecureCRT Æ ª openssh ¡¥' „ Linux Openssh RedhatLinux Ł ØŒ º æ z/etc/ssh ›fi ¡ ‡z/etc/ssh/sshd_config ı łø œ ‡ ßœ „[root@localhost~]#vi/etc/ssh/sshd_configPort22 Port +sshd #, m 22 #Protocol2,1 +H ssh /ssh1 ssh2# H ssh2#+/Protocol2 #ListenAddress0.0.0.0 ListenAddress +sshd IP #HostKeyforprotocolversion1#HostKey/etc/ssh/ssh_host_key#HostKeysforprotocolversion2#HostKey/etc/ssh/ssh_host_rsa_key#HostKey/etc/ssh/ssh_host_dsa_key HostKey + #KeyRegenerationInterval1h KeyRegenerationInterval +R!#$%&’()*+, H ‘)*+, /6-.t / Q 012 34 #ServerKeyBits768 ServerKeyBits 5 67 SyslogFacilityAUTHPRIV SyslogFacility R89 ’sshd :4 ;# = facilitycode #LogLevelINFO LogLevel 89sshd?@:4 AB #LoginGraceTime2m LoginGraceTime + CD9EF#RGH12d IJKL ;M#(/NO Linux PermitRootLoginno PermitRootLogin +PA CrootNQN sshD9‘root0D9linux RST #UVR0sshD9linux%&;#,kWXG +/ no #StrictModesyes StrictModes +sshR2YD9Z[#d =\] C^_9Arhosts ‘aAbi‘‘VWXG +/ yes #RSAAuthenticationyes RSAAuthentication + =cdRAS efg# RAS eD9\h;#cdVWX #PubkeyAuthenticationyes PubkeyAuthentication + =cdiefg# iefg\hD9;#cdVWX #AuthorizedKeysFile.ssh/authorized_keys AuthorizedKeysFile +iefg # PubkeyAuthentication*jH #similarforprotocolversion2#HostbasedAuthenticationno#IgnoreUserKnownHostsno IgnoreUserKnownHosts +sshR RhostsRSAAuthenticationklfg; =lm C $HOME/.ssh/known_hosts #IgnoreRhostsyes IgnoreRhosts +fg ; =H ~/.rhosts A ~/.shosts PasswordAuthenticationyes PasswordAuthentication + =cd nfgop# nD9%&#Z+/yes PermitEmptyPasswordsno PermitEmptyPasswords + =qr s/t u D9%&#v no6 X11Forwardingyes X11Forwarding + =qrX11w Linux #PrintMotdyes PrintMotd +sshd =R CD9 ;xy /etc/motd z 34 {| ˆfl}~ z ›sshd_config ‡ßœ Æ ¶ ı „›sshd_config ‡ sshdƒ§¤' /etc/init.d/sshdrestart Æ sshd ¡ linux{|Œ ssh…'‰ ¡¢fl sshd ¡ £⁄¥ ƒ§ ¤ ' “ « sshd ¡‹ ›fi fi fl fl–†‡· chkconfig--level35sshdon sshd ¡£ {|¶ 3´5fl›fi fi„8.2Weblinux ¶ web ¡ Œ ı•”»‚„apache´tomcat”» œjava/jsp¶ …‰ ª web ¡ »»'„8.2.1apachetomcatApache ¿ Web ¡ ‹ `£´ ˆ˜¯…‰ fi ˘·˙¶ ¨ ˚ Linux•Unix•Windows{|…‰ ¸ ˝›Linux ˆ˜˛ˇ —„apache l — apache›ˆ · — · › „l apache ‡ ¶ ”» · —„l ` apacheÆ~ ª ‡ ¶ ·˙fi› ´ ŁØŒº „ Linux l — apache ŁØ fl — æ ¶ „ apache › lflˆ˜ ª ›ıjsp•php‚fiª ˆ˜lApache ˙¤'z ł” ¤' ø~'œß {|‹ˆ „ı Æ~ ¡¢„Tomcat Sun´Apache„y JSPServer fl lˆ˜Servlet´JSP ·˙· Æ~fiª „l¯…‰ Tomcat Java' ˚˙fl JDK ·˙ , y{|…‰„ tomcat › lÆ~ ª TomcatŒ ·˙ zWebServer tomcat Æ~ ª Apache „l· tomcat Apache , • „ ˚ø ”»˛ ‚„ › ”»‚„·˙ l –¥ ª Apache ¡ ˘fi „l –¥ fiª Tomcat ¡ ˘fi „l”»apache » fi• fi · ´ „ Apache´Tomcat !y, œ‰ #$ı%{& fl ’ Connector flœ( )*łøConnector +´ „8.2.2ApacheTomcat Apache , web ¡ -. /0 fl1 Œ — „ Linux —·˙yz fiª23 „z apache´tomcat !y ‹`4 5ı‹ · ·˙6 Apache2.2ØŒ‹ 7œ ·8 + mod_jk2´mod_jk mod_jk2 ø9: ;‰ fi• » ·˙ = ? mod_jk2 ‹ ˆ˜ ØŒ @ AB„CDjk2 mod_jk mod_jk ˆ˜Apache1.x´2.X{ ØŒ ˇ mod_jk Apache´Tomcat ‰ „EApache2.2ØŒ˙' F 7;‰ ·8 + G http-proxy´proxy-ajp apache proxy˘£~¸ ·˙ HI£~ — ¶ J‰ K~L http-proxy ·› MN fl O‹tomcat http — ' apache proxy£~ —•fiª P tomcatÆ~ “ ª P apache› ·˙ „proxy-ajp Qƒztomcat‚„˚‹ ”»ajp RQƒ£~›tomcat „ S TU proxy-ajp øhttp-proxy Apache2.2˙' ØŒ proxy-ajp yzapache´tomcat ‰ œ V +„ WX ‰ — ˇ ”» apache 23˛fi — ø ’ mod_jk•mod_jk2•proxy-ajp ˇ MY”»`´ ›fi '”»apache ‡fiª23 ‰ —„ apache Z˚ „ fl łø ı• łømod_jkyz‰ « „8.2.3Apachetomcat JKfl ˙RedHatEnterpriseLinuxServerrelease5 y{|z[ ª apache+tomcat+jk »'„ Linux 1\]apacheApacheæ ¨;^ ØŒ 1{1.3.x•2.0.x˙_2.2.x‚‚ 1.3.x˙ ØŒ ”¶‘a˙apache‹b 2.x˙'ØŒ httpd‹b –a„apache S cdz Æ˙`´ ¤ ıfl3 ØŒ Apache2.0.59 fl3' ef1 ‡zhttpd-2.0.59.tar.gz„fl )* »' [root@webserver~]#tar-zxvfhttpd-2.0.59.tar.gz[root@webserver~]#cdhttpd-2.0.59[root@webserver~]#./configure--prefix=/usr/local/apache2\--enable-modules=most\--enable-mods-shared=all\--enable-so\[root@webserver~]#make[root@webserver~]#makeinstallApache “g˙_