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sort syscalls in seccomp filter

This commit is contained in:
Omar Polo 2022-02-13 15:32:10 +00:00
parent 67347fb021
commit 94c5f99ab0
1 changed files with 9 additions and 9 deletions
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18
sandbox.c
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@ -308,6 +308,9 @@ static struct sock_filter filter[] = {
#ifdef __NR_fstat64
SC_ALLOW(fstat64),
#endif
#ifdef __NR_fstatat64
SC_ALLOW(fstatat64),
#endif
#ifdef __NR_getdents64
SC_ALLOW(getdents64),
#endif
@ -326,6 +329,9 @@ static struct sock_filter filter[] = {
/* allow FIONREAD needed by libevent */
SC_ALLOW_ARG(__NR_ioctl, 1, FIONREAD),
#endif
#ifdef __NR__llseek
SC_ALLOW(_llseek),
#endif
#ifdef __NR_lseek
SC_ALLOW(lseek),
#endif
@ -344,9 +350,6 @@ static struct sock_filter filter[] = {
#ifdef __NR_newfstatat
SC_ALLOW(newfstatat),
#endif
#ifdef __NR_fstatat64
SC_ALLOW(fstatat64),
#endif
#ifdef __NR_oldfstat
SC_ALLOW(oldfstat),
#endif
@ -374,6 +377,9 @@ static struct sock_filter filter[] = {
#ifdef __NR_sendmsg
SC_ALLOW(sendmsg),
#endif
#ifdef __NR_sigreturn
SC_ALLOW(sigreturn),
#endif
#ifdef __NR_statx
SC_ALLOW(statx),
#endif
@ -386,12 +392,6 @@ static struct sock_filter filter[] = {
#ifdef __NR_writev
SC_ALLOW(writev),
#endif
#ifdef __NR__llseek
SC_ALLOW(_llseek),
#endif
#ifdef __NR_sigreturn
SC_ALLOW(sigreturn),
#endif
/* disallow everything else */
BPF_STMT(BPF_RET | BPF_K, SC_FAIL),