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-rw-r--r--README.md2
-rw-r--r--cmd/cashier/config.go9
-rw-r--r--cmd/cashier/main.go13
3 files changed, 15 insertions, 9 deletions
diff --git a/README.md b/README.md
index 0eab987..e35cdf0 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ The user can now ssh to the production machine, and continue to ssh to any machi
# Usage
Cashier comes in two parts, a [cli](cmd/cashier) and a [server](cmd/cashierd).
-The client is configured using a [HCL](https://github.com/hashicorp/hcl) configuration file - [example](example-client.cfg).
+The client is configured using either a [HCL](https://github.com/hashicorp/hcl) configuration file - [example](example-client.cfg) - or command-line flags.
The server is configured using a JSON configuration file - [example](example-server.json).
For the server you need the following:
diff --git a/cmd/cashier/config.go b/cmd/cashier/config.go
index 1196cbd..eed98e1 100644
--- a/cmd/cashier/config.go
+++ b/cmd/cashier/config.go
@@ -1,6 +1,7 @@
package main
import (
+ "github.com/spf13/pflag"
"github.com/spf13/viper"
)
@@ -13,10 +14,10 @@ type config struct {
}
func setDefaults() {
- viper.SetDefault("ca", "http://localhost:10000")
- viper.SetDefault("key_type", "rsa")
- viper.SetDefault("key_size", 2048)
- viper.SetDefault("validity", "24h")
+ viper.BindPFlag("ca", pflag.Lookup("ca"))
+ viper.BindPFlag("key_type", pflag.Lookup("key_type"))
+ viper.BindPFlag("key_size", pflag.Lookup("key_size"))
+ viper.BindPFlag("validity", pflag.Lookup("validity"))
viper.SetDefault("validateTLSCertificate", true)
}
diff --git a/cmd/cashier/main.go b/cmd/cashier/main.go
index 564664c..768ebcd 100644
--- a/cmd/cashier/main.go
+++ b/cmd/cashier/main.go
@@ -4,7 +4,6 @@ import (
"bytes"
"crypto/tls"
"encoding/json"
- "flag"
"fmt"
"io/ioutil"
"log"
@@ -17,13 +16,18 @@ import (
"github.com/nsheridan/cashier/lib"
"github.com/pkg/browser"
+ "github.com/spf13/pflag"
"golang.org/x/crypto/ssh"
"golang.org/x/crypto/ssh/agent"
)
var (
- u, _ = user.Current()
- cfg = flag.String("config", path.Join(u.HomeDir, ".cashier.cfg"), "Path to config file")
+ u, _ = user.Current()
+ cfg = pflag.String("config", path.Join(u.HomeDir, ".cashier.conf"), "Path to config file")
+ ca = pflag.String("ca", "http://localhost:10000", "CA server")
+ keysize = pflag.Int("key_size", 2048, "Key size. Ignored for ed25519 keys")
+ validity = pflag.Duration("validity", time.Hour*24, "Key validity")
+ keytype = pflag.String("key_type", "rsa", "Type of private key to generate - rsa, ecdsa or ed25519")
)
func installCert(a agent.Agent, cert *ssh.Certificate, key key) error {
@@ -102,7 +106,8 @@ func sign(pub ssh.PublicKey, token string, conf *config) (*ssh.Certificate, erro
}
func main() {
- flag.Parse()
+ pflag.Parse()
+
c, err := readConfig(*cfg)
if err != nil {
log.Fatalf("Error parsing config file: %v\n", err)