commander-cli/commander

package runtime

import (
    "fmt"
    "os"
    "strings"
)

// Node represents a configured node with everything needed  to connect to the given host
// which is defined in the type property
// If the type is not available the test will fail and stop its execution
type Node struct {
    Name           string
    Type           string
    User           string
    Pass           string
    Addr           string
    Image          string
    IdentityFile   string
    Privileged     bool
    DockerExecUser string
}

func (n *Node) ExpandEnv() {
    n.Name = os.ExpandEnv(n.Name)
    n.Type = os.ExpandEnv(n.Type)
    n.User = os.ExpandEnv(n.User)
    n.Addr = os.ExpandEnv(n.Addr)
    n.Image = os.ExpandEnv(n.Image)
    n.IdentityFile = os.ExpandEnv(n.IdentityFile)
    n.DockerExecUser = os.ExpandEnv(n.DockerExecUser)

    if n.Pass != "" && !strings.Contains(n.Pass, "$") {
        fmt.Printf("WARNING: Consider using env variables with $VAR or ${VAR} in node %s instead of directly adding passwords to config files.\n", n.Name)
    }
    n.Pass = os.ExpandEnv(n.Pass)
}