Make template directory configurable

Dockerfile

@@ -3,4 +3,6 @@ FROM golang:1.6
 ADD . /go/src/github.com/nsheridan/cashier
 RUN go install github.com/nsheridan/cashier/cmd/cashierd
 
+ONBUILD COPY . /cashier
+WORKDIR /cashier
 ENTRYPOINT /go/bin/cashierd

README.md

@@ -53,6 +53,13 @@ go get github.com/cashier/cmd/...
 2. Create a signing key with `ssh-keygen` and a [config.json](exampleconfig.json)
 3. Run the cashier server with `cashierd` and the cli with `cashier`.
 
+## Using docker
+1. Create a signing key with `ssh-keygen` and a [config.json](exampleconfig.json)
+2. Run
+```
+docker run -it --rm -p 10000:10000 --name cashier -v $(pwd):/cashier nsheridan/cashier
+```
+
 # Configuration
 Configuration is divided into three sections: `server`, `auth`, and `ssh`.
 

cmd/cashierd/main.go

@@ -13,6 +13,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"path"
 	"strings"
 	"time"
 
@@ -221,7 +222,7 @@ func main() {
 	ctx := &appContext{
 		cookiestore:  sessions.NewCookieStore([]byte(config.Server.CookieSecret)),
 		authprovider: authprovider,
-		views:        template.Must(template.ParseGlob("templates/*")),
+		views:        template.Must(template.ParseGlob(path.Join(config.Server.TemplateDir, "*"))),
 		sshKeySigner: signer,
 	}
 	ctx.cookiestore.Options = &sessions.Options{

exampleconfig.json

@@ -4,7 +4,8 @@
     "tls_key": "server.key",
     "tls_cert": "server.crt",
     "port": 443,
-    "cookie_secret": "supersecret"
+    "cookie_secret": "supersecret",
+    "template_dir": "/go/src/github.com/nsheridan/cashier/templates"
   },
   "auth": {
     "provider": "google",

server/config/config.go

@@ -20,6 +20,7 @@ type Server struct {
 	TLSCert      string `mapstructure:"tls_cert"`
 	Port         int    `mapstructure:"port"`
 	CookieSecret string `mapstructure:"cookie_secret"`
+	TemplateDir  string `mapstructure:"template_dir"`
 }
 
 // Auth holds the configuration specific to the OAuth provider.

server/config/config_test.go

@@ -22,6 +22,7 @@ func TestServerConfig(t *testing.T) {
 	a.Equal(server.TLSCert, "server.crt")
 	a.Equal(server.Port, 443)
 	a.Equal(server.CookieSecret, "supersecret")
+	a.Equal(server.TemplateDir, "templates")
 }
 
 func TestAuthConfig(t *testing.T) {

testdata/config.go

@@ -6,7 +6,8 @@ var ServerConfig = []byte(`{
 		"tls_key": "server.key",
 		"tls_cert": "server.crt",
 		"port": 443,
-		"cookie_secret": "supersecret"
+		"cookie_secret": "supersecret",
+		"template_dir": "templates"
 	}
 }`)