[
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[CACHE]/builder/ssh"
    ],
    "infra_step": true,
    "name": "init ssh cache"
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "listdir",
      "[CACHE]/builder/ssh"
    ],
    "infra_step": true,
    "name": "check ssh cache content",
    "~followup_annotations": [
      "@@@STEP_LOG_END@listdir@@@"
    ]
  },
  {
    "cmd": [
      "ssh-keygen",
      "-t",
      "ed25519",
      "-h",
      "-f",
      "[CACHE]/builder/ssh/ssh_host_key",
      "-P",
      "",
      "-N",
      ""
    ],
    "infra_step": true,
    "name": "ssh-keygen host",
    "timeout": 600
  },
  {
    "cmd": [
      "ssh-keygen",
      "-t",
      "ed25519",
      "-f",
      "[CACHE]/builder/ssh/id_ed25519",
      "-P",
      "",
      "-N",
      ""
    ],
    "infra_step": true,
    "name": "ssh-keygen device",
    "timeout": 600
  },
  {
    "failure": {
      "failure": {},
      "humanReason": "SSH paths do not exist. [Path([CACHE], 'builder', 'ssh', 'ssh_host_key'), Path([CACHE], 'builder', 'ssh', 'ssh_host_key.pub'), Path([CACHE], 'builder', 'ssh', 'id_ed25519'), Path([CACHE], 'builder', 'ssh', 'id_ed25519.pub')]"
    },
    "name": "$result"
  }
]