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增加进程以监控服务器的异常终止

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fumiama
2021-04-20 18:04:29 +08:00
parent 445f4e3fdb
commit f4c0e10ec5
1 changed files with 9 additions and 1 deletions
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10
server.c
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@@ -3,6 +3,7 @@
#include <sys/stat.h> #include <sys/stat.h>
#include <sys/signal.h> #include <sys/signal.h>
#include <sys/file.h> #include <sys/file.h>
#include <sys/wait.h>
#include <netinet/in.h> #include <netinet/in.h>
#include <arpa/inet.h> #include <arpa/inet.h>
#include <netdb.h> #include <netdb.h>
@@ -344,7 +345,14 @@ void handleAccept(void *p) {
} }
void acceptClient() { void acceptClient() {
while(1) { pid_t pid = fork();
while (pid > 0) { //主进程监控子进程状态，如果子进程异常终止则重启之
wait(NULL);
puts("Server subprocess exited. Restart...");
pid = fork();
}
if(pid < 0) puts("Error when forking a subprocess.");
else while(1) {
puts("Ready for accept, waitting..."); puts("Ready for accept, waitting...");
int p = 0; int p = 0;
while(p < 8 && accept_threads[p] && !pthread_kill(accept_threads[p], 0)) p++; while(p < 8 && accept_threads[p] && !pthread_kill(accept_threads[p], 0)) p++;