Add basic test for preservation of OCI spec under modification

Signed-off-by: Evan Lezar <elezar@nvidia.com>
This commit is contained in:
Evan Lezar 2021-11-04 13:42:21 +01:00
parent 55328126c6
commit 8afd89676f
2 changed files with 842 additions and 0 deletions

58
internal/oci/spec_test.go Normal file
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@ -0,0 +1,58 @@
package oci
import (
"fmt"
"os"
"path/filepath"
"runtime"
"testing"
"github.com/stretchr/testify/require"
)
func TestMaintainSpec(t *testing.T) {
moduleRoot, err := getModuleRoot()
require.NoError(t, err)
files := []string{
"config.clone3.json",
}
for _, f := range files {
inputSpecPath := filepath.Join(moduleRoot, "test/input", f)
spec := NewSpecFromFile(inputSpecPath).(*fileSpec)
spec.Load()
outputSpecPath := filepath.Join(moduleRoot, "test/output", f)
spec.path = outputSpecPath
spec.Flush()
inputContents, err := os.ReadFile(inputSpecPath)
require.NoError(t, err)
outputContents, err := os.ReadFile(outputSpecPath)
require.NoError(t, err)
require.JSONEq(t, string(inputContents), string(outputContents))
}
}
func getModuleRoot() (string, error) {
_, filename, _, _ := runtime.Caller(0)
return hasGoMod(filename)
}
func hasGoMod(dir string) (string, error) {
if dir == "" || dir == "/" {
return "", fmt.Errorf("module root not found")
}
_, err := os.Stat(filepath.Join(dir, "go.mod"))
if err != nil {
return hasGoMod(filepath.Dir(dir))
}
return dir, nil
}

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@ -0,0 +1,784 @@
{
"ociVersion": "1.0.2-dev",
"process": {
"terminal": true,
"user": {
"uid": 0,
"gid": 0
},
"args": [
"sleep",
"60"
],
"env": [
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
"HOSTNAME=8de5efc6a95c",
"TERM=xterm"
],
"cwd": "/",
"capabilities": {
"bounding": [
"CAP_CHOWN",
"CAP_DAC_OVERRIDE",
"CAP_FSETID",
"CAP_FOWNER",
"CAP_MKNOD",
"CAP_NET_RAW",
"CAP_SETGID",
"CAP_SETUID",
"CAP_SETFCAP",
"CAP_SETPCAP",
"CAP_NET_BIND_SERVICE",
"CAP_SYS_CHROOT",
"CAP_KILL",
"CAP_AUDIT_WRITE"
],
"effective": [
"CAP_CHOWN",
"CAP_DAC_OVERRIDE",
"CAP_FSETID",
"CAP_FOWNER",
"CAP_MKNOD",
"CAP_NET_RAW",
"CAP_SETGID",
"CAP_SETUID",
"CAP_SETFCAP",
"CAP_SETPCAP",
"CAP_NET_BIND_SERVICE",
"CAP_SYS_CHROOT",
"CAP_KILL",
"CAP_AUDIT_WRITE"
],
"inheritable": [
"CAP_CHOWN",
"CAP_DAC_OVERRIDE",
"CAP_FSETID",
"CAP_FOWNER",
"CAP_MKNOD",
"CAP_NET_RAW",
"CAP_SETGID",
"CAP_SETUID",
"CAP_SETFCAP",
"CAP_SETPCAP",
"CAP_NET_BIND_SERVICE",
"CAP_SYS_CHROOT",
"CAP_KILL",
"CAP_AUDIT_WRITE"
],
"permitted": [
"CAP_CHOWN",
"CAP_DAC_OVERRIDE",
"CAP_FSETID",
"CAP_FOWNER",
"CAP_MKNOD",
"CAP_NET_RAW",
"CAP_SETGID",
"CAP_SETUID",
"CAP_SETFCAP",
"CAP_SETPCAP",
"CAP_NET_BIND_SERVICE",
"CAP_SYS_CHROOT",
"CAP_KILL",
"CAP_AUDIT_WRITE"
]
},
"apparmorProfile": "docker-default",
"oomScoreAdj": 0
},
"root": {
"path": "/var/lib/docker/overlay2/fbf92f54592ddb439159bc7eb25c865b9347a2d71d63b41b7b4e4a471847c84f/merged"
},
"hostname": "8de5efc6a95c",
"mounts": [
{
"destination": "/proc",
"type": "proc",
"source": "proc",
"options": [
"nosuid",
"noexec",
"nodev"
]
},
{
"destination": "/dev",
"type": "tmpfs",
"source": "tmpfs",
"options": [
"nosuid",
"strictatime",
"mode=755",
"size=65536k"
]
},
{
"destination": "/dev/pts",
"type": "devpts",
"source": "devpts",
"options": [
"nosuid",
"noexec",
"newinstance",
"ptmxmode=0666",
"mode=0620",
"gid=5"
]
},
{
"destination": "/sys",
"type": "sysfs",
"source": "sysfs",
"options": [
"nosuid",
"noexec",
"nodev",
"ro"
]
},
{
"destination": "/sys/fs/cgroup",
"type": "cgroup",
"source": "cgroup",
"options": [
"ro",
"nosuid",
"noexec",
"nodev"
]
},
{
"destination": "/dev/mqueue",
"type": "mqueue",
"source": "mqueue",
"options": [
"nosuid",
"noexec",
"nodev"
]
},
{
"destination": "/dev/shm",
"type": "tmpfs",
"source": "shm",
"options": [
"nosuid",
"noexec",
"nodev",
"mode=1777",
"size=67108864"
]
},
{
"destination": "/etc/resolv.conf",
"type": "bind",
"source": "/var/lib/docker/containers/8de5efc6a95c4ddae36dde7beb656ed5c7de912ecec2f628c42dbd0ef7bbeec6/resolv.conf",
"options": [
"rbind",
"rprivate"
]
},
{
"destination": "/etc/hostname",
"type": "bind",
"source": "/var/lib/docker/containers/8de5efc6a95c4ddae36dde7beb656ed5c7de912ecec2f628c42dbd0ef7bbeec6/hostname",
"options": [
"rbind",
"rprivate"
]
},
{
"destination": "/etc/hosts",
"type": "bind",
"source": "/var/lib/docker/containers/8de5efc6a95c4ddae36dde7beb656ed5c7de912ecec2f628c42dbd0ef7bbeec6/hosts",
"options": [
"rbind",
"rprivate"
]
}
],
"hooks": {
"prestart": [
{
"path": "/proc/593/exe",
"args": [
"libnetwork-setkey",
"-exec-root=/var/run/docker",
"8de5efc6a95c4ddae36dde7beb656ed5c7de912ecec2f628c42dbd0ef7bbeec6",
"9967b9f7c4d4"
]
}
]
},
"linux": {
"sysctl": {
"net.ipv4.ip_unprivileged_port_start": "0"
},
"resources": {
"devices": [
{
"allow": false,
"access": "rwm"
},
{
"allow": true,
"type": "c",
"major": 1,
"minor": 5,
"access": "rwm"
},
{
"allow": true,
"type": "c",
"major": 1,
"minor": 3,
"access": "rwm"
},
{
"allow": true,
"type": "c",
"major": 1,
"minor": 9,
"access": "rwm"
},
{
"allow": true,
"type": "c",
"major": 1,
"minor": 8,
"access": "rwm"
},
{
"allow": true,
"type": "c",
"major": 5,
"minor": 0,
"access": "rwm"
},
{
"allow": true,
"type": "c",
"major": 5,
"minor": 1,
"access": "rwm"
},
{
"allow": false,
"type": "c",
"major": 10,
"minor": 229,
"access": "rwm"
}
],
"memory": {
"disableOOMKiller": false
},
"cpu": {
"shares": 0
},
"blockIO": {
"weight": 0
}
},
"cgroupsPath": "/docker/8de5efc6a95c4ddae36dde7beb656ed5c7de912ecec2f628c42dbd0ef7bbeec6",
"namespaces": [
{
"type": "mount"
},
{
"type": "network"
},
{
"type": "uts"
},
{
"type": "pid"
},
{
"type": "ipc"
}
],
"seccomp": {
"defaultAction": "SCMP_ACT_ERRNO",
"architectures": [
"SCMP_ARCH_X86_64",
"SCMP_ARCH_X86",
"SCMP_ARCH_X32"
],
"syscalls": [
{
"names": [
"accept",
"accept4",
"access",
"adjtimex",
"alarm",
"bind",
"brk",
"capget",
"capset",
"chdir",
"chmod",
"chown",
"chown32",
"clock_adjtime",
"clock_adjtime64",
"clock_getres",
"clock_getres_time64",
"clock_gettime",
"clock_gettime64",
"clock_nanosleep",
"clock_nanosleep_time64",
"close",
"close_range",
"connect",
"copy_file_range",
"creat",
"dup",
"dup2",
"dup3",
"epoll_create",
"epoll_create1",
"epoll_ctl",
"epoll_ctl_old",
"epoll_pwait",
"epoll_pwait2",
"epoll_wait",
"epoll_wait_old",
"eventfd",
"eventfd2",
"execve",
"execveat",
"exit",
"exit_group",
"faccessat",
"faccessat2",
"fadvise64",
"fadvise64_64",
"fallocate",
"fanotify_mark",
"fchdir",
"fchmod",
"fchmodat",
"fchown",
"fchown32",
"fchownat",
"fcntl",
"fcntl64",
"fdatasync",
"fgetxattr",
"flistxattr",
"flock",
"fork",
"fremovexattr",
"fsetxattr",
"fstat",
"fstat64",
"fstatat64",
"fstatfs",
"fstatfs64",
"fsync",
"ftruncate",
"ftruncate64",
"futex",
"futex_time64",
"futimesat",
"getcpu",
"getcwd",
"getdents",
"getdents64",
"getegid",
"getegid32",
"geteuid",
"geteuid32",
"getgid",
"getgid32",
"getgroups",
"getgroups32",
"getitimer",
"getpeername",
"getpgid",
"getpgrp",
"getpid",
"getppid",
"getpriority",
"getrandom",
"getresgid",
"getresgid32",
"getresuid",
"getresuid32",
"getrlimit",
"get_robust_list",
"getrusage",
"getsid",
"getsockname",
"getsockopt",
"get_thread_area",
"gettid",
"gettimeofday",
"getuid",
"getuid32",
"getxattr",
"inotify_add_watch",
"inotify_init",
"inotify_init1",
"inotify_rm_watch",
"io_cancel",
"ioctl",
"io_destroy",
"io_getevents",
"io_pgetevents",
"io_pgetevents_time64",
"ioprio_get",
"ioprio_set",
"io_setup",
"io_submit",
"io_uring_enter",
"io_uring_register",
"io_uring_setup",
"ipc",
"kill",
"lchown",
"lchown32",
"lgetxattr",
"link",
"linkat",
"listen",
"listxattr",
"llistxattr",
"_llseek",
"lremovexattr",
"lseek",
"lsetxattr",
"lstat",
"lstat64",
"madvise",
"membarrier",
"memfd_create",
"mincore",
"mkdir",
"mkdirat",
"mknod",
"mknodat",
"mlock",
"mlock2",
"mlockall",
"mmap",
"mmap2",
"mprotect",
"mq_getsetattr",
"mq_notify",
"mq_open",
"mq_timedreceive",
"mq_timedreceive_time64",
"mq_timedsend",
"mq_timedsend_time64",
"mq_unlink",
"mremap",
"msgctl",
"msgget",
"msgrcv",
"msgsnd",
"msync",
"munlock",
"munlockall",
"munmap",
"nanosleep",
"newfstatat",
"_newselect",
"open",
"openat",
"openat2",
"pause",
"pidfd_open",
"pidfd_send_signal",
"pipe",
"pipe2",
"poll",
"ppoll",
"ppoll_time64",
"prctl",
"pread64",
"preadv",
"preadv2",
"prlimit64",
"pselect6",
"pselect6_time64",
"pwrite64",
"pwritev",
"pwritev2",
"read",
"readahead",
"readlink",
"readlinkat",
"readv",
"recv",
"recvfrom",
"recvmmsg",
"recvmmsg_time64",
"recvmsg",
"remap_file_pages",
"removexattr",
"rename",
"renameat",
"renameat2",
"restart_syscall",
"rmdir",
"rseq",
"rt_sigaction",
"rt_sigpending",
"rt_sigprocmask",
"rt_sigqueueinfo",
"rt_sigreturn",
"rt_sigsuspend",
"rt_sigtimedwait",
"rt_sigtimedwait_time64",
"rt_tgsigqueueinfo",
"sched_getaffinity",
"sched_getattr",
"sched_getparam",
"sched_get_priority_max",
"sched_get_priority_min",
"sched_getscheduler",
"sched_rr_get_interval",
"sched_rr_get_interval_time64",
"sched_setaffinity",
"sched_setattr",
"sched_setparam",
"sched_setscheduler",
"sched_yield",
"seccomp",
"select",
"semctl",
"semget",
"semop",
"semtimedop",
"semtimedop_time64",
"send",
"sendfile",
"sendfile64",
"sendmmsg",
"sendmsg",
"sendto",
"setfsgid",
"setfsgid32",
"setfsuid",
"setfsuid32",
"setgid",
"setgid32",
"setgroups",
"setgroups32",
"setitimer",
"setpgid",
"setpriority",
"setregid",
"setregid32",
"setresgid",
"setresgid32",
"setresuid",
"setresuid32",
"setreuid",
"setreuid32",
"setrlimit",
"set_robust_list",
"setsid",
"setsockopt",
"set_thread_area",
"set_tid_address",
"setuid",
"setuid32",
"setxattr",
"shmat",
"shmctl",
"shmdt",
"shmget",
"shutdown",
"sigaltstack",
"signalfd",
"signalfd4",
"sigprocmask",
"sigreturn",
"socket",
"socketcall",
"socketpair",
"splice",
"stat",
"stat64",
"statfs",
"statfs64",
"statx",
"symlink",
"symlinkat",
"sync",
"sync_file_range",
"syncfs",
"sysinfo",
"tee",
"tgkill",
"time",
"timer_create",
"timer_delete",
"timer_getoverrun",
"timer_gettime",
"timer_gettime64",
"timer_settime",
"timer_settime64",
"timerfd_create",
"timerfd_gettime",
"timerfd_gettime64",
"timerfd_settime",
"timerfd_settime64",
"times",
"tkill",
"truncate",
"truncate64",
"ugetrlimit",
"umask",
"uname",
"unlink",
"unlinkat",
"utime",
"utimensat",
"utimensat_time64",
"utimes",
"vfork",
"vmsplice",
"wait4",
"waitid",
"waitpid",
"write",
"writev"
],
"action": "SCMP_ACT_ALLOW"
},
{
"names": [
"ptrace"
],
"action": "SCMP_ACT_ALLOW"
},
{
"names": [
"personality"
],
"action": "SCMP_ACT_ALLOW",
"args": [
{
"index": 0,
"value": 0,
"op": "SCMP_CMP_EQ"
}
]
},
{
"names": [
"personality"
],
"action": "SCMP_ACT_ALLOW",
"args": [
{
"index": 0,
"value": 8,
"op": "SCMP_CMP_EQ"
}
]
},
{
"names": [
"personality"
],
"action": "SCMP_ACT_ALLOW",
"args": [
{
"index": 0,
"value": 131072,
"op": "SCMP_CMP_EQ"
}
]
},
{
"names": [
"personality"
],
"action": "SCMP_ACT_ALLOW",
"args": [
{
"index": 0,
"value": 131080,
"op": "SCMP_CMP_EQ"
}
]
},
{
"names": [
"personality"
],
"action": "SCMP_ACT_ALLOW",
"args": [
{
"index": 0,
"value": 4294967295,
"op": "SCMP_CMP_EQ"
}
]
},
{
"names": [
"arch_prctl"
],
"action": "SCMP_ACT_ALLOW"
},
{
"names": [
"modify_ldt"
],
"action": "SCMP_ACT_ALLOW"
},
{
"names": [
"clone"
],
"action": "SCMP_ACT_ALLOW",
"args": [
{
"index": 0,
"value": 2114060288,
"op": "SCMP_CMP_MASKED_EQ"
}
]
},
{
"names": [
"clone3"
],
"action": "SCMP_ACT_ERRNO",
"errnoRet": 38
},
{
"names": [
"chroot"
],
"action": "SCMP_ACT_ALLOW"
}
]
},
"maskedPaths": [
"/proc/asound",
"/proc/acpi",
"/proc/kcore",
"/proc/keys",
"/proc/latency_stats",
"/proc/timer_list",
"/proc/timer_stats",
"/proc/sched_debug",
"/proc/scsi",
"/sys/firmware"
],
"readonlyPaths": [
"/proc/bus",
"/proc/fs",
"/proc/irq",
"/proc/sys",
"/proc/sysrq-trigger"
]
}
}