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refactor: format code.

This commit is contained in:
liqiang-fit2cloud 2025-11-26 12:16:20 +08:00
parent a89b1ff6d9
commit fd4c14f8e8
1 changed files with 10 additions and 7 deletions
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17
installer/sandbox.c
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@ -23,11 +23,7 @@
#define CONFIG_FILE ".sandbox.conf"
#define KEY_BANNED_HOSTS "SANDBOX_PYTHON_BANNED_HOSTS"
#define KEY_ALLOW_SUBPROCESS "SANDBOX_PYTHON_ALLOW_SUBPROCESS"
#define RESOLVE_REAL(func) \
static typeof(func) *real_##func = NULL; \
if (!real_##func) { \
real_##func = dlsym(RTLD_NEXT, #func); \
}
static char *banned_hosts = NULL;
static int allow_subprocess = 0; // 默认禁止
@ -120,7 +116,8 @@ static int match_env_patterns(const char *target, const char *env_val) {
/** 拦截 connect() —— 精确匹配 IP */
int connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen) {
static int (*real_connect)(int, const struct sockaddr *, socklen_t) = NULL;
RESOLVE_REAL(connect);
if (!real_connect)
real_connect = dlsym(RTLD_NEXT, "connect");
ensure_config_loaded();
char ip[INET6_ADDRSTRLEN] = {0};
if (addr->sa_family == AF_INET)
@ -140,7 +137,8 @@ int getaddrinfo(const char *node, const char *service,
const struct addrinfo *hints, struct addrinfo **res) {
static int (*real_getaddrinfo)(const char *, const char *,
const struct addrinfo *, struct addrinfo **) = NULL;
RESOLVE_REAL(getaddrinfo);
if (!real_getaddrinfo)
real_getaddrinfo = dlsym(RTLD_NEXT, "getaddrinfo");
ensure_config_loaded();
if (banned_hosts && *banned_hosts && node) {
// 检测 node 是否是 IP
@ -166,6 +164,11 @@ static int deny() {
_exit(1);
return -1;
}
#define RESOLVE_REAL(func) \
static typeof(func) *real_##func = NULL; \
if (!real_##func) { \
real_##func = dlsym(RTLD_NEXT, #func); \
}
int execve(const char *filename, char *const argv[], char *const envp[]) {
RESOLVE_REAL(execve);
if (!allow_create_subprocess()) return deny();