int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(open), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(close), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 3, SCMP_A0(SCMP_CMP_EQ, STDIN_FILENO), SCMP_A1(SCMP_CMP_NE, 0x0), SCMP_A2(SCMP_CMP_LT, SSIZE_MAX)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 3, SCMP_A0(SCMP_CMP_EQ, STDOUT_FILENO), SCMP_A1(SCMP_CMP_NE, 0x0), SCMP_A2(SCMP_CMP_LT, SSIZE_MAX)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 3, SCMP_A0(SCMP_CMP_EQ, STDERR_FILENO), SCMP_A1(SCMP_CMP_NE, 0x0), SCMP_A2(SCMP_CMP_LT, SSIZE_MAX)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(close), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigreturn), 0); if (rc != 0) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; rc = seccomp_arch_remove(ctx, SCMP_ARCH_NATIVE); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_X86); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_X86_64); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_X32); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(socket), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(connect), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(accept), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(accept4), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(shutdown), 0); if (rc != 0) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; /* the syscall and argument numbers are all fake to make the test * simpler */ rc = seccomp_syscall_priority(ctx, 1000, 3); if (rc != 0) goto out; rc = seccomp_syscall_priority(ctx, 1001, 2); if (rc != 0) goto out; rc = seccomp_syscall_priority(ctx, 1002, 1); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1000, 2, SCMP_A0(SCMP_CMP_EQ, 0), SCMP_A1(SCMP_CMP_EQ, 1)); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1001, 1, SCMP_A0(SCMP_CMP_EQ, 0)); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1002, 0); if (rc != 0) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_ALLOW); if (ctx == NULL) return ENOMEM; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 0); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 0); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(close), 0); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigreturn), 0); if (rc != 0) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; rc = seccomp_arch_remove(ctx, SCMP_ARCH_NATIVE); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_X86); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(tuxcall), 0); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(tuxcall), 0); if (rc != -EDOM) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; rc = seccomp_arch_remove(ctx, SCMP_ARCH_NATIVE); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("x86")); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("x86_64")); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("x32")); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("arm")); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("aarch64")); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("mipsel")); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("mipsel64")); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, seccomp_arch_resolve_name("mipsel64n32")); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 1, SCMP_A0(SCMP_CMP_EQ, STDIN_FILENO)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 1, SCMP_A0(SCMP_CMP_EQ, STDOUT_FILENO)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 1, SCMP_A0(SCMP_CMP_EQ, STDERR_FILENO)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(close), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigreturn), 0); if (rc != 0) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; rc = seccomp_arch_remove(ctx, SCMP_ARCH_NATIVE); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_X86); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_X86_64); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_X32); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_ARM); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_AARCH64); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_MIPSEL); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_MIPSEL64); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_MIPSEL64N32); if (rc != 0) goto out; rc = seccomp_arch_add(ctx, SCMP_ARCH_PPC64LE); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 1, SCMP_A0(SCMP_CMP_EQ, STDIN_FILENO)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 1, SCMP_A0(SCMP_CMP_EQ, STDOUT_FILENO)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 1, SCMP_A0(SCMP_CMP_EQ, STDERR_FILENO)); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(close), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(socket), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(connect), 0); if (rc != 0) goto out; rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(shutdown), 0); if (rc != 0) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }