resolve hosts

client/hosts.go

@@ -0,0 +1,42 @@
+package main
+
+import (
+	"os"
+	"path/filepath"
+
+	"github.com/kevinburke/ssh_config"
+)
+
+func SSHConfigPath() (string, error) {
+	home, err := os.UserHomeDir()
+	if err != nil {
+		return "", err
+	}
+
+	return filepath.Join(home, ".ssh", "config"), nil
+}
+
+func LoadSSHConfig() (*ssh_config.Config, error) {
+	path, err := SSHConfigPath()
+	if err != nil {
+		return nil, err
+	}
+
+	if _, err := os.Stat(path); os.IsNotExist(err) {
+		return new(ssh_config.Config), nil
+	}
+
+	file, err := os.OpenFile(path, os.O_RDONLY, 0)
+	if err != nil {
+		return nil, err
+	}
+
+	defer file.Close()
+
+	cfg, err := ssh_config.Decode(file)
+	if err != nil {
+		return nil, err
+	}
+
+	return cfg, nil
+}

client/main.go

@@ -23,25 +23,17 @@ var (
 
 func main() {
 	app := &cli.Command{
-		Name:    "up",
+		Name:      "up",
-		Usage:   "UP client",
+		Usage:     "UP client",
-		Version: Version,
+		Version:   Version,
+		ArgsUsage: "<file> <host>",
+		UsageText: "up [options] <file> <host>",
 		Flags: []cli.Flag{
 			&cli.StringFlag{
-				Name:    "key",
+				Name:    "identity",
-				Aliases: []string{"k"},
+				Aliases: []string{"i"},
 				Usage:   "private key file for authentication",
 			},
-			&cli.StringFlag{
-				Name:    "file",
-				Aliases: []string{"f"},
-				Usage:   "file to upload",
-			},
-			&cli.StringFlag{
-				Name:    "target",
-				Aliases: []string{"t"},
-				Usage:   "target to upload to",
-			},
 		},
 		Action:                 run,
 		EnableShellCompletion:  true,

go.mod

@@ -5,6 +5,7 @@ go 1.24.2
 require (
 	github.com/coalaura/logger v1.4.5
 	github.com/go-chi/chi/v5 v5.2.2
+	github.com/kevinburke/ssh_config v1.2.0
 	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/urfave/cli/v3 v3.3.8
 	github.com/vmihailenco/msgpack/v5 v5.4.1

go.sum

@@ -6,6 +6,8 @@ github.com/go-chi/chi/v5 v5.2.2 h1:CMwsvRVTbXVytCk1Wd72Zy1LAsAh9GxMmSNWLHCG618=
 github.com/go-chi/chi/v5 v5.2.2/go.mod h1:L2yAIGWB3H+phAw1NxKwWM+7eUH/lU8pOMm5hHcoops=
 github.com/gookit/color v1.5.4 h1:FZmqs7XOyGgCAxmWyPslpiok1k05wmY3SJTytgvYFs0=
 github.com/gookit/color v1.5.4/go.mod h1:pZJOeOS8DM43rXbp4AZo1n9zCU2qjpcRko0b6/QJi9w=
+github.com/kevinburke/ssh_config v1.2.0 h1:x584FjTGwHzMwvHx18PXxbBVzfnxogHaAReU4gf13a4=
+github.com/kevinburke/ssh_config v1.2.0/go.mod h1:CT57kijsi8u/K/BOFA39wgDQJ9CxiF4nAY/ojJ6r6mM=
 github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
 github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=