libcli的应用实例

#include "cli.h" #include "cli_debug.h" #define CLI_PORT 9999 #define MODE_CONFIG_INT 10 #ifdef __GNUC__ # define UNUSED(d) d __attribute__ ((unused)) #else # define UNUSED(d) d #endif unsigned int regular_count = 0; unsigned int debug_regular = 0; int check_auth(char *username, char *password) { if (strcasecmp(username, "root") != 0) return CLI_ERROR; if (strcasecmp(password, "root") != 0) return CLI_ERROR; return CLI_OK; } int regular_callback(struct cli_def *cli) { regular_count++; if (debug_regular) { cli_print(cli, "Regular callback - %u times so far", regular_count); cli_reprompt(cli); } return CLI_OK; } int check_enable(char *password) { return !strcasecmp(password, "root"); } void pc(struct cli_def *cli, char *string) { printf("%s\n", string); } int cli_handle() { pthread_t tid; printf ("Enter Cli handle functions.\n"); printf ("Cli ip:port %s %d\n","Any",CLI_PORT); printf ("User: %s passwd:%s\n","root","root"); int ret = 0; ret = pthread_create(&tid, NULL, cli_main, (void *)NULL); if (0 != ret) { printf ("error:pthread_create\n"); return 1; } pthread_join(tid, 0); return 0; } int cli_main() { struct cli_command *c; struct cli_def *cli; int s, x; struct sockaddr_in addr; int on = 1; signal(SIGCHLD, SIG_IGN); cli = cli_init(); cli_set_banner(cli, "dp_mod debug CLI console"); cli_set_hostname(cli, "Smart"); cli_regular(cli, regular_callback); cli_regular_interval(cli, 5); // Defaults to 1 second cli_set_idle_timeout(cli, 600); // 60 second idle timeout cli_register_funcs(cli); cli_set_auth_callback(cli, check_auth); if ((s = socket(AF_INET, SOCK_STREAM, 0)) < 0) { perror("socket"); return 1; } setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)); memset(&addr, 0, sizeof(addr)); addr.sin_family = AF_INET; addr.sin_addr.s_addr = htonl(INADDR_ANY); addr.sin_port = htons(CLI_PORT); if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { perror("bind"); return 1; } if (listen(s, 50) < 0) { perror("listen"); return 1; } printf("Listening on port %d\n", CLI_PORT); while ((x = accept(s, NULL, 0))) { int pid = fork(); if (pid < 0) { perror("fork"); return 1; } /* parent */ if (pid > 0) { socklen_t len = sizeof(addr); if (getpeername(x, (struct sockaddr *) &addr, &len) >= 0) printf(" * accepted connection from %s\n", inet_ntoa(addr.sin_addr)); close(x); continue; } /* child */ close(s); cli_loop(cli, x); exit(0); } cli_done(cli); return 0; }