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config: support --json to parse as Proto JSON
JSON is an easier to generate than TextProto in some environments, e.g. Jsonnet or Nix. https://protobuf.dev/reference/cpp/api-docs/google.protobuf.util.json_util/
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,170 @@ | ||
| { | ||
| "name": "bash-with-fake-geteuid", | ||
| "description": [ | ||
| "An example/demo policy which allows to execute /bin/bash and other commands in ", | ||
| "a fairly restricted jail containing only some directories from the main ", | ||
| "system, and with blocked __NR_syslog syscall. Also, __NR_geteuid returns -1337 ", | ||
| "value, which /usr/bin/id will show as euid=4294965959, and ptrace is blocked ", | ||
| "but returns success, hence strange behavior of the strace command. ", | ||
| "This is an example/demo policy, hence it repeats many default values from the ", | ||
| "https://github.com/google/nsjail/blob/master/config.proto PB schema " | ||
| ], | ||
| "mode": "ONCE", | ||
| "hostname": "JAILED-BASH", | ||
| "cwd": "/tmp", | ||
| "port": 31337, | ||
| "bindhost": "127.0.0.1", | ||
| "maxConnsPerIp": 10, | ||
| "timeLimit": 100, | ||
| "daemon": false, | ||
| "maxCpus": 1, | ||
| "keepEnv": false, | ||
| "envar": [ | ||
| "ENVAR1=VALUE1", | ||
| "ENVAR2=VALUE2", | ||
| "TERM=linux", | ||
| "HOME=/", | ||
| "PS1=[\\H:\\t:\\s-\\V:\\w]\\$ " | ||
| ], | ||
| "keepCaps": true, | ||
| "cap": [ | ||
| "CAP_NET_ADMIN", | ||
| "CAP_NET_RAW" | ||
| ], | ||
| "silent": false, | ||
| "skipSetsid": true, | ||
| "stderrToNull": false, | ||
| "passFd": [ | ||
| 100, | ||
| 3 | ||
| ], | ||
| "disableNoNewPrivs": false, | ||
| "rlimitAs": "128", | ||
| "rlimitCore": "0", | ||
| "rlimitCpu": "10", | ||
| "rlimitFsize": "0", | ||
| "rlimitNofile": "32", | ||
| "rlimitNprocType": "SOFT", | ||
| "rlimitStackType": "SOFT", | ||
| "personaAddrCompatLayout": false, | ||
| "personaMmapPageZero": false, | ||
| "personaReadImpliesExec": false, | ||
| "personaAddrLimit3gb": false, | ||
| "personaAddrNoRandomize": false, | ||
| "cloneNewnet": true, | ||
| "cloneNewuser": true, | ||
| "cloneNewns": true, | ||
| "cloneNewpid": true, | ||
| "cloneNewipc": true, | ||
| "cloneNewuts": true, | ||
| "cloneNewcgroup": true, | ||
| "uidmap": [ | ||
| { | ||
| "insideId": "0", | ||
| "outsideId": "", | ||
| "count": 1 | ||
| } | ||
| ], | ||
| "gidmap": [ | ||
| { | ||
| "insideId": "0", | ||
| "outsideId": "", | ||
| "count": 1 | ||
| } | ||
| ], | ||
| "mountProc": false, | ||
| "mount": [ | ||
| { | ||
| "src": "/lib", | ||
| "dst": "/lib", | ||
| "isBind": true, | ||
| "rw": false | ||
| }, | ||
| { | ||
| "src": "/bin", | ||
| "dst": "/bin", | ||
| "isBind": true, | ||
| "rw": false | ||
| }, | ||
| { | ||
| "src": "/sbin", | ||
| "dst": "/sbin", | ||
| "isBind": true, | ||
| "rw": false | ||
| }, | ||
| { | ||
| "src": "/usr", | ||
| "dst": "/usr", | ||
| "isBind": true, | ||
| "rw": false | ||
| }, | ||
| { | ||
| "src": "/lib64", | ||
| "dst": "/lib64", | ||
| "isBind": true, | ||
| "rw": false, | ||
| "mandatory": false | ||
| }, | ||
| { | ||
| "src": "/lib32", | ||
| "dst": "/lib32", | ||
| "isBind": true, | ||
| "rw": false, | ||
| "mandatory": false | ||
| }, | ||
| { | ||
| "dst": "/tmp", | ||
| "fstype": "tmpfs", | ||
| "isBind": false, | ||
| "rw": true, | ||
| "nosuid": true, | ||
| "nodev": true, | ||
| "noexec": true | ||
| }, | ||
| { | ||
| "src": "/dev/null", | ||
| "dst": "/dev/null", | ||
| "isBind": true, | ||
| "rw": true | ||
| }, | ||
| { | ||
| "dst": "/proc", | ||
| "fstype": "proc", | ||
| "rw": false | ||
| }, | ||
| { | ||
| "srcContent": "VGhpcyBmaWxlIHdhcyBjcmVhdGVkIGR5bmFtaWNhbGx5", | ||
| "dst": "/DYNAMIC_FILE" | ||
| }, | ||
| { | ||
| "src": "/nonexistent_777", | ||
| "dst": "/nonexistent_777", | ||
| "isBind": true, | ||
| "mandatory": false | ||
| }, | ||
| { | ||
| "src": "/proc/self/fd", | ||
| "dst": "/dev/fd", | ||
| "isSymlink": true | ||
| }, | ||
| { | ||
| "src": "/some/unimportant/target", | ||
| "dst": "/proc/no/symlinks/can/be/created/in/proc", | ||
| "mandatory": false, | ||
| "isSymlink": true | ||
| } | ||
| ], | ||
| "seccompString": [ | ||
| "ERRNO(1337) { geteuid }\t", | ||
| "ERRNO(1) { ptrace, sched_setaffinity }\t\t", | ||
| "KILL_PROCESS { syslog }\t\t", | ||
| "DEFAULT ALLOW\t\t\t" | ||
| ], | ||
| "execBin": { | ||
| "path": "/bin/bash", | ||
| "arg": [ | ||
| "-i" | ||
| ], | ||
| "arg0": "sh" | ||
| } | ||
| } |
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