paths.js

const os = require("node:os");
const core = require("@actions/core");

const defaults =
  process.env.OS !== "Windows_NT"
    ? {
        // We use os.userInfo() rather than os.homedir(), since it uses the getpwuid() system call to get the user's home directory (see https://nodejs.org/api/os.html#osuserinfooptions).
        // This mimics the way openssh derives the home directory for locating config files (see https://github.com/openssh/openssh-portable/blob/826483d51a9fee60703298bbf839d9ce37943474/ssh.c#L710);
        // Makes a difference in Docker-based Action runs, when $HOME is different from what getpwuid() returns (which is based on the entry in /etc/passwd)
        homePath: os.userInfo().homedir,
        sshAgentCmdDefault: "ssh-agent",
        sshAddCmdDefault: "ssh-add",
        gitCmdDefault: "git",
      }
    : {
        // Assuming GitHub hosted `windows-*` runners for now
        homePath: os.homedir(),
        sshAgentCmdDefault: "c://progra~1//git//usr//bin//ssh-agent.exe",
        sshAddCmdDefault: "c://progra~1//git//usr//bin//ssh-add.exe",
        gitCmdDefault: "c://progra~1//git//bin//git.exe",
      };

const sshAgentCmdInput = core.getInput("ssh-agent-cmd");
const sshAddCmdInput = core.getInput("ssh-add-cmd");
const gitCmdInput = core.getInput("git-cmd");

module.exports = {
  homePath: defaults.homePath,
  sshAgentCmd:
    sshAgentCmdInput !== "" ? sshAgentCmdInput : defaults.sshAgentCmdDefault,
  sshAddCmd: sshAddCmdInput !== "" ? sshAddCmdInput : defaults.sshAddCmdDefault,
  gitCmd: gitCmdInput !== "" ? gitCmdInput : defaults.gitCmdDefault,
};