[
  {
    "cmd": [
      "vpython",
      "-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": [
      "vpython",
      "-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
  },
  {
    "cmd": [
      "vpython",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "\nHost *\n  CheckHostIP no\n  StrictHostKeyChecking no\n  ForwardAgent no\n  ForwardX11 no\n  UserKnownHostsFile /dev/null\n  User fuchsia\n  IdentitiesOnly yes\n  IdentityFile [CACHE]/builder/ssh/id_ed25519\n  ServerAliveInterval 2\n  ServerAliveCountMax 5\n  ControlMaster auto\n  ControlPersist 1m\n  ControlPath /tmp/ssh-%r@%h:%p\n  ConnectTimeout 5\n",
      "[CACHE]"
    ],
    "infra_step": true,
    "name": "generate ssh_config at [CACHE]",
    "~followup_annotations": [
      "@@@STEP_LOG_LINE@[CACHE]@@@@",
      "@@@STEP_LOG_LINE@[CACHE]@Host *@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  CheckHostIP no@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  StrictHostKeyChecking no@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ForwardAgent no@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ForwardX11 no@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  UserKnownHostsFile /dev/null@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  User fuchsia@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  IdentitiesOnly yes@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  IdentityFile [CACHE]/builder/ssh/id_ed25519@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ServerAliveInterval 2@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ServerAliveCountMax 5@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ControlMaster auto@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ControlPersist 1m@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ControlPath /tmp/ssh-%r@%h:%p@@@",
      "@@@STEP_LOG_LINE@[CACHE]@  ConnectTimeout 5@@@",
      "@@@STEP_LOG_END@[CACHE]@@@"
    ]
  },
  {
    "name": "$result"
  }
]