1.此脚本需要nginx安装ginx_upstream_check_module 配置完成平滑重启
2.脚本内容如下：
1 #!/bin/bash
2 cat <<MADAY
3 ===---------------------------------------------------------===
4 +-------------------------------------------------------------+
5 A)服务器192.168.1.1 tomcat后台更新
6 B)服务器192.168.1.2 tomcat后台更新
7 C)服务器192.168.1.3 tomcat后台更新
8 D)三台tomcat服务器无人值守后台跟新
9 +-------------------------------------------------------------+
10 ===---------------------------------------------------------===
11 MADAY
12
13 export USER=root
14 export PASSWD=Quanjing321
15 #1.##################################### TOMCAT 8080 SHUTDOWN and start script ########################################################
16 function tomcat1(){
17
18 cat <<bbb >/root/tomcat_kill
19 #!/bin/bash
20 tomcat_8080_start=/export/servers/tomcat7-1/bin/startup.sh
21 tomcat_8080_dir=/export/servers/tomcat7-1/webapps
22 tomcat_8080_port_check=\`netstat -anpt |grep LISTEN|grep :8080|wc -l\`
23 tomcat_8080=\`netstat -anpt |grep LISTEN|grep :8080| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
24 tomcat_8080_shutdown_dir=/export/servers/tomcat7-1/bin/shutdown.sh
25 timedate=\`date +%Y%m%d%H%M\`
26
27 tomcat_8081_start=/export/servers/tomcat7-2/bin/startup.sh
28 tomcat_8081_dir=/export/servers/tomcat7-2/webapps
29 tomcat_8081_port_check=\`netstat -anpt |grep LISTEN|grep :8081|wc -l\`
30 tomcat_8081=\`netstat -anpt |grep LISTEN|grep :8081| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
31 tomcat_8081_shutdown_dir=/export/servers/tomcat7-2/bin/shutdown.sh
32
33 tomcat_8082_start=/export/servers/tomcat7-3/bin/startup.sh
34 tomcat_8082_dir=/export/servers/tomcat7-3/webapps
35 tomcat_8082_port_check=\`netstat -anpt |grep LISTEN|grep :8082|wc -l\`
36 tomcat_8082=\`netstat -anpt |grep LISTEN|grep :8082| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
37 tomcat_8082_shutdown_dir=/export/servers/tomcat7-3/bin/shutdown.sh
38 #===========================================创建备份war包目录 并且备份上一个版本===============================================
39
40 if [ -d /export/backup/api ]; then
41 cp /export/servers/tomcat7-3/webapps/ROOT.war /export/backup/api/api_\${timedate}.war
42 else
43 mkdir -p /export/backup/api
44 cp /export/servers/tomcat7-3/webapps/ROOT.war /export/backup/api/api_\${timedate}.war
45 fi
46
47 #==========================================闭盖nginx 连接不向后台转发==========================================================
48 wget -q -O - http://127.0.0.1:8080/health_check/set/1 > /dev/null
49 sleep 5
50 wget -q -O - http://127.0.0.1:8081/health_check/set/1 > /dev/null
51 sleep 5
52 #==========================================kill进程 启动tomcat=================================================================
53 while true
54 Connect=\`netstat -anpt |grep :8080 |grep ESTABLISHED|wc -l\`
55 do
56 if [ "\$Connect" -lt "1" ]; then
57 echo "当前服务器没有ESTABLISHED连接停止tomcat";
58 # [[ -n \$tomcat_8080 ]] && kill -9 \$tomcat_8080
59 ps -elf |grep tomcat7-1|grep -v grep |awk '{print \$4}' |xargs kill -9
60 rm -rf \$tomcat_8080_dir/ROOT*
61 cp /root/api.war \$tomcat_8080_dir/ROOT.war
62 sh \$tomcat_8080_start
63 sleep 10
64 break
65 else
66 echo "Exist process"
67 sleep 2
68 fi
69 done
70
71 while true
72 Connect=\`netstat -anpt |grep :8081 |grep ESTABLISHED|wc -l\`
73 do
74 if [ "\$Connect" -lt "1" ]; then
75 echo "当前服务器没有ESTABLISHED连接停止tomcat";
76 # [[ -n \$tomcat_8081 ]] && kill -9 \$tomcat_8081
77 ps -elf |grep tomcat7-2|grep -v grep |awk '{print \$4}' |xargs kill -9
78 rm -rf \$tomcat_8081_dir/ROOT*
79 cp /root/api.war \$tomcat_8081_dir/ROOT.war
80 sh \$tomcat_8081_start
81 sleep 10
82 break
83 else
84 echo "Exist process"
85 sleep 2
86 fi
87 done
88 sleep 5
89
90 if [ "\$tomcat_8082_port_check" -eq "1" ]; then
91 ps -elf |grep tomcat7-3|grep -v grep |awk '{print \$4}' |xargs kill -9
92 rm -rf \$tomcat_8082_dir/ROOT*
93 cp /root/api.war \$tomcat_8082_dir/ROOT.war
94 sh \$tomcat_8082_start
95 elif [ "\$tomcat_8082_port_check" -eq "1" ];then
96 echo "tomcat 8082 启动成功"
97 else
98 rm -rf \$tomcat_8082_dir/ROOT*
99 cp /root/api.war \$tomcat_8082_dir/ROOT.war
100 sh \$tomcat_8082_start
101 fi
102
103 #=========================================后台启动完成 开盖nginx===============================================================
104 sleep 5
105 if [ \$tomcat_8080_port_check -eq 1 ];then
106 wget -q -O - http://127.0.0.1:8080/health_check/set/0 > /dev/null
107 echo "tomcat 8080端口启动正常"
108 else
109 echo "tomcat 8080端口启动失败 请检查后台程序"
110 fi
111 sleep 5
112 if [ \$tomcat_8081_port_check -eq 1 ];then
113 wget -q -O - http://127.0.0.1:8081/health_check/set/0 > /dev/null
114 echo "tomcat 8081端口启动正常"
115 else
116 echo "tomcat 8081端口启动失败 请检查后台程序"
117 fi
118 bbb
119 #==================================================脚本发送执行==================================================
120 /usr/bin/expect << EOF
121 set timeout -1
122 spawn scp /root/tomcat_kill /export/shell/appdeploy/api.war root@192.168.1.1:/root/
123 expect {
124 "(yes/no)?" {send "yes\r";exp_continue}
125 "password:" {send "$PASSWD\r"}
126 }
127 interact
128 expect eof
129 EOF
130
131 /usr/bin/expect << EOF
132 set timeout -1
133 spawn ssh root@192.168.1.1
134 expect {
135 "(yes/no)?" {send "yes\r";exp_continue}
136 "password:" {send "$PASSWD\r"}
137 }
138 expect -re "\](\$|#)"
139 send "sh -x /root/tomcat_kill \r"
140 expect -re "\](\$|#)"
141 send "rm -rf /root/tomcat_kill \r"
142 expect -re "\](\$|#)"
143 send "exit\r"
144 interact
145 expect eof
146 EOF
147
148 }
149
150
151 #2.###############################################tomcat 2 start script###############################################
152 function tomcat2(){
153
154 cat <<bbb >/root/tomcat_kill
155 #!/bin/bash
156 tomcat_8080_start=/export/servers/tomcat7-1/bin/startup.sh
157 tomcat_8080_dir=/export/servers/tomcat7-1/webapps
158 tomcat_8080_port_check=\`netstat -anpt |grep LISTEN|grep :8080|wc -l\`
159 tomcat_8080=\`netstat -anpt |grep LISTEN|grep :8080| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
160 tomcat_8080_shutdown_dir=/export/servers/tomcat7-1/bin/shutdown.sh
161 timedate=\`date +%Y%m%d%H%M\`
162
163 tomcat_8081_start=/export/servers/tomcat7-2/bin/startup.sh
164 tomcat_8081_dir=/export/servers/tomcat7-2/webapps
165 tomcat_8081_port_check=\`netstat -anpt |grep LISTEN|grep :8081|wc -l\`
166 tomcat_8081=\`netstat -anpt |grep LISTEN|grep :8081| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
167 tomcat_8081_shutdown_dir=/export/servers/tomcat7-2/bin/shutdown.sh
168
169 tomcat_8082_start=/export/servers/tomcat7-3/bin/startup.sh
170 tomcat_8082_dir=/export/servers/tomcat7-3/webapps
171 tomcat_8082_port_check=\`netstat -anpt |grep LISTEN|grep :8082|wc -l\`
172 tomcat_8082=\`netstat -anpt |grep LISTEN|grep :8082| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
173 tomcat_8082_shutdown_dir=/export/servers/tomcat7-3/bin/shutdown.sh
174 #===========================================创建备份war包目录 并且备份上一个版本===============================================
175
176 if [ -d /export/backup/api ]; then
177 cp /export/servers/tomcat7-3/webapps/ROOT.war /export/backup/api/api_\${timedate}.war
178 else
179 mkdir -p /export/backup/api
180 cp /export/servers/tomcat7-3/webapps/ROOT.war /export/backup/api/api_\${timedate}.war
181 fi
182 #==========================================闭盖nginx 连接不向后台转发==========================================================
183 wget -q -O - http://127.0.0.1:8080/health_check/set/1 > /dev/null
184 sleep 5
185 wget -q -O - http://127.0.0.1:8081/health_check/set/1 > /dev/null
186 sleep 5
187 wget -q -O - http://127.0.0.1:8082/health_check/set/1 > /dev/null
188 sleep 5
189 #==========================================kill进程 启动tomcat=================================================================
190 while true
191 Connect=\`netstat -anpt |grep :8080 |grep ESTABLISHED|wc -l\`
192 do
193 if [ "\$Connect" -lt "1" ]; then
194 echo "当前服务器没有ESTABLISHED连接停止tomcat";
195 # [[ -n \$tomcat_8080 ]] && kill -9 \$tomcat_8080
196 ps -elf |grep tomcat7-1|grep -v grep |awk '{print \$4}' |xargs kill -9
197 rm -rf \$tomcat_8080_dir/ROOT*
198 cp /root/api.war \$tomcat_8080_dir/ROOT.war
199 sh \$tomcat_8080_start
200 sleep 10
201 break
202 else
203 echo "Exist process"
204 sleep 2
205 fi
206 done
207
208 while true
209 Connect=\`netstat -anpt |grep :8081 |grep ESTABLISHED|wc -l\`
210 do
211 if [ "\$Connect" -lt "1" ]; then
212 echo "当前服务器没有ESTABLISHED连接停止tomcat";
213 # [[ -n \$tomcat_8081 ]] && kill -9 \$tomcat_8081
214 ps -elf |grep tomcat7-2|grep -v grep |awk '{print \$4}' |xargs kill -9
215 rm -rf \$tomcat_8081_dir/ROOT*
216 cp /root/api.war \$tomcat_8081_dir/ROOT.war
217 sh \$tomcat_8081_start
218 sleep 10
219 break
220 else
221 echo "Exist process"
222 sleep 2
223 fi
224 done
225
226 while true
227 Connect=\`netstat -anpt |grep :8082 |grep ESTABLISHED|wc -l\`
228 do
229 if [ "\$Connect" -lt "1" ]; then
230 echo "当前服务器没有ESTABLISHED连接停止tomcat";
231 # [[ -n \$tomcat_8082 ]] && kill -9 \$tomcat_8082
232 ps -elf |grep tomcat7-3|grep -v grep |awk '{print \$4}' |xargs kill -9
233 rm -rf \$tomcat_8082_dir/ROOT*
234 cp /root/api.war \$tomcat_8082_dir/ROOT.war
235 sh \$tomcat_8082_start
236 sleep 10
237 break
238 else
239 echo "Exist process"
240 sleep 2
241 fi
242 done
243 #=========================================后台启动完成 开盖nginx===============================================================
244 sleep 5
245 if [ \$tomcat_8080_port_check -eq 1 ];then
246 wget -q -O - http://127.0.0.1:8080/health_check/set/0 > /dev/null
247 echo "tomcat 8080端口启动正常"
248 else
249 echo "tomcat 8080端口启动失败 请检查后台程序"
250 fi
251 sleep 5
252 if [ \$tomcat_8081_port_check -eq 1 ];then
253 wget -q -O - http://127.0.0.1:8081/health_check/set/0 > /dev/null
254 echo "tomcat 8081端口启动正常"
255 else
256 echo "tomcat 8081端口启动失败 请检查后台程序"
257 fi
258 sleep 5
259 if [ \$tomcat_8082_port_check -eq 1 ];then
260 wget -q -O - http://127.0.0.1:8082/health_check/set/0 > /dev/null
261 echo "tomcat 8082端口启动正常"
262 else
263 echo "tomcat 8082端口启动失败 请检查后台程序"
264 fi
265 bbb
266 ################################################脚本发送执行###############################################
267 /usr/bin/expect << EOF
268 set timeout -1
269 spawn scp /root/tomcat_kill /export/shell/appdeploy/api.war root@192.168.1.2:/root/
270 expect {
271 "(yes/no)?" {send "yes\r";exp_continue}
272 "password:" {send "$PASSWD\r"}
273 }
274 interact
275 expect eof
276 EOF
277
278 /usr/bin/expect << EOF
279 set timeout -1
280 spawn ssh root@192.168.1.2
281 expect {
282 "(yes/no)?" {send "yes\r";exp_continue}
283 "password:" {send "$PASSWD\r"}
284 }
285 expect -re "\](\$|#)"
286 send "sh -x /root/tomcat_kill \r"
287 expect -re "\](\$|#)"
288 send "rm -rf /root/tomcat_kill \r"
289 expect -re "\](\$|#)"
290 send "exit\r"
291 interact
292 expect eof
293 exit
294 EOF
295 }
296
297 #3.###############################################tomcat 3 start script###############################################
298 function tomcat3(){
299
300 cat <<bbb >/root/tomcat_kill
301 #!/bin/bash
302 tomcat_8080_start=/export/servers/tomcat7-1/bin/startup.sh
303 tomcat_8080_dir=/export/servers/tomcat7-1/webapps
304 tomcat_8080_port_check=\`netstat -anpt |grep LISTEN|grep :8080|wc -l\`
305 tomcat_8080=\`netstat -anpt |grep LISTEN|grep :8080| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
306 tomcat_8080_shutdown_dir=/export/servers/tomcat7-1/bin/shutdown.sh
307 timedate=\`date +%Y%m%d%H%M\`
308
309 tomcat_8081_start=/export/servers/tomcat7-2/bin/startup.sh
310 tomcat_8081_dir=/export/servers/tomcat7-2/webapps
311 tomcat_8081_port_check=\`netstat -anpt |grep LISTEN|grep :8081|wc -l\`
312 tomcat_8081=\`netstat -anpt |grep LISTEN|grep :8081| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
313 tomcat_8081_shutdown_dir=/export/servers/tomcat7-2/bin/shutdown.sh
314
315 tomcat_8082_start=/export/servers/tomcat7-3/bin/startup.sh
316 tomcat_8082_dir=/export/servers/tomcat7-3/webapps
317 tomcat_8082_port_check=\`netstat -anpt |grep LISTEN|grep :8082|wc -l\`
318 tomcat_8082=\`netstat -anpt |grep LISTEN|grep :8082| awk '{print \$7}' |awk -F "/" '{print \$1}'\`
319 tomcat_8082_shutdown_dir=/export/servers/tomcat7-3/bin/shutdown.sh
320 #===========================================创建备份war包目录 并且备份上一个版本===============================================
321
322 if [ -d /export/backup/api ]; then
323 cp /export/servers/tomcat7-3/webapps/ROOT.war /export/backup/api/api_\${timedate}.war
324 else
325 mkdir -p /export/backup/api
326 cp /export/servers/tomcat7-3/webapps/ROOT.war /export/backup/api/api_\${timedate}.war
327 fi
328
329 #==========================================闭盖nginx 连接不向后台转发==========================================================
330 wget -q -O - http://127.0.0.1:8080/health_check/set/1 > /dev/null
331 sleep 5
332 wget -q -O - http://127.0.0.1:8081/health_check/set/1 > /dev/null
333 sleep 5
334 #==========================================kill进程 启动tomcat=================================================================
335 while true
336 Connect=\`netstat -anpt |grep :8080 |grep ESTABLISHED|wc -l\`
337 do
338 if [ "\$Connect" -lt "1" ]; then
339 echo "当前服务器没有ESTABLISHED连接停止tomcat";
340 # [[ -n \$tomcat_8080 ]] && kill -9 \$tomcat_8080
341 ps -elf |grep tomcat7-1|grep -v grep |awk '{print \$4}' |xargs kill -9
342 rm -rf \$tomcat_8080_dir/ROOT*
343 cp /root/api.war \$tomcat_8080_dir/ROOT.war
344 sh \$tomcat_8080_start
345 break
346 else
347 echo "Exist process"
348 sleep 2
349 fi
350 done
351
352 while true
353 Connect=\`netstat -anpt |grep :8081 |grep ESTABLISHED|wc -l\`
354 do
355 if [ "\$Connect" -lt "1" ]; then
356 echo "当前服务器没有ESTABLISHED连接停止tomcat";
357 # [[ -n \$tomcat_8081 ]] && kill -9 \$tomcat_8081
358 ps -elf |grep tomcat7-2|grep -v grep |awk '{print \$4}' |xargs kill -9
359 rm -rf \$tomcat_8081_dir/ROOT*
360 cp /root/api.war \$tomcat_8081_dir/ROOT.war
361 sh \$tomcat_8081_start
362 sleep 10
363 break
364 else
365 echo "Exist process"
366 sleep 2
367 fi
368 done
369 sleep 5
370
371 if [ "\$tomcat_8082_port_check" -eq "1" ]; then
372 ps -elf |grep tomcat7-3|grep -v grep |awk '{print \$4}' |xargs kill -9
373 rm -rf \$tomcat_8082_dir/ROOT*
374 cp /root/api.war \$tomcat_8082_dir/ROOT.war
375 sh \$tomcat_8082_start
376 elif [ "\$tomcat_8082_port_check" -eq "1" ];then
377 echo "tomcat 8082 启动成功"
378 else
379 rm -rf \$tomcat_8082_dir/ROOT*
380 cp /root/api.war \$tomcat_8082_dir/ROOT.war
381 sh \$tomcat_8082_start
382 fi
383
384 #=========================================后台启动完成 开盖nginx===============================================================
385 sleep 5
386 if [ \$tomcat_8080_port_check -eq 1 ];then
387 wget -q -O - http://127.0.0.1:8080/health_check/set/0 > /dev/null
388 echo "tomcat 8080端口启动正常"
389 else
390 echo "tomcat 8080端口启动失败 请检查后台程序"
391 fi
392 sleep 5
393 if [ \$tomcat_8081_port_check -eq 1 ];then
394 wget -q -O - http://127.0.0.1:8081/health_check/set/0 > /dev/null
395 echo "tomcat 8081端口启动正常"
396 else
397 echo "tomcat 8081端口启动失败 请检查后台程序"
398 fi
399 bbb
400 #==================================================脚本发送执行==================================================
401 /usr/bin/expect << EOF
402 set timeout -1
403 spawn scp /root/tomcat_kill /export/shell/appdeploy/api.war root@192.168.1.3:/root/
404 expect {
405 "(yes/no)?" {send "yes\r";exp_continue}
406 "password:" {send "$PASSWD\r"}
407 }
408 interact
409 expect eof
410 EOF
411
412 /usr/bin/expect << EOF
413 set timeout -1
414 spawn ssh root@192.168.1.3
415 expect {
416 "(yes/no)?" {send "yes\r";exp_continue}
417 "password:" {send "$PASSWD\r"}
418 }
419 expect -re "\](\$|#)"
420 send "sh -x /root/tomcat_kill \r"
421 expect -re "\](\$|#)"
422 send "rm -rf /root/tomcat_kill \r"
423 expect -re "\](\$|#)"
424 send "exit\r"
425 interact
426 expect eof
427 EOF
428 }
429 ##############################################菜单目录#############################################################
430 read -p "请您输入(A|B|C|D): " zm
431 case "$zm" in
432 A|a)
433 tomcat1
434 ;;
435 B|b)
436 tomcat2
437 ;;
438 C|c)
439 tomcat3
440 ;;
441 D|d)
442 tomcat1
443 tomcat2
444 tomcat3
445 ;;
446 esac
447 exit 0
来源：https://www.cnblogs.com/wangshaojie/p/7132801.html