feat(config): Read config file values

.fossa.yaml

@@ -0,0 +1,25 @@
+cli:
+  api_key: some-key-here
+  # server: https://fossa.on-prem
+
+analyze:
+  - name: fossa-cli
+    path: github.com/fossas/fossa-cli/cmd/fossa
+    type: gopackage
+  # - name: vendored-jquery
+  #   path: vendor/jquery-stuff/bower.json
+  #   type: bowerpackage
+
+# These take a lot of inspiration from CircleCI
+# build:
+#   working_directory: /fossa
+#   docker:
+#     - image: some-image-host/image-name
+#       auth:
+#         username: foo
+#         password: $BAR
+#   environment:
+#     key: value
+#   steps: |
+#     echo "test"
+#     ls

Makefile

@@ -16,4 +16,4 @@ endif
 .PHONY: default
 
 default: 
-	GOBIN=${GOBIN} go install ./cmd/fossa.go 
+	GOBIN=${GOBIN} go install github.com/fossas/fossa-cli/cmd/fossa

cmd/fossa/config.go

@@ -0,0 +1,62 @@
+package main
+
+import (
+	"io/ioutil"
+	"os"
+
+	yaml "gopkg.in/yaml.v2"
+)
+
+type Config struct {
+	Cli struct {
+		APIKey string `yaml:"api_key"`
+		Server string
+	}
+	Analyze []struct {
+		Name string
+		Path string
+		Type string
+	}
+	Build struct {
+		WorkingDirectory string `yaml:"working_directory"`
+		Docker           []struct {
+			Image string
+			Auth  struct {
+				Username string
+				Password string
+			}
+		}
+		Environment map[string]string
+		Steps       string
+	}
+}
+
+func ReadConfig() (*Config, error) {
+	_, err := os.Stat(".fossa.yml")
+	if err == nil {
+		return unmarshalConfig(".fossa.yml")
+	}
+
+	_, err = os.Stat(".fossa.yaml")
+	if err == nil {
+		return unmarshalConfig(".fossa.yaml")
+	}
+
+	return nil, nil
+}
+
+func unmarshalConfig(filename string) (*Config, error) {
+	var config Config
+
+	bytes, err := ioutil.ReadFile(filename)
+	if err != nil {
+		return nil, err
+	}
+
+	err = yaml.Unmarshal(bytes, &config)
+	if err != nil {
+		return nil, err
+	}
+
+	return &config, nil
+}

cmd/fossa.go → cmd/fossa/main.go

@@ -40,7 +40,7 @@ func main() {
 		},
 	}
 
-	app.Before = BootstrapCmd
+	// app.Before = BootstrapCmd
 
 	app.Run(os.Args)
 }
@@ -73,6 +73,12 @@ func MakeCmd(c *cli.Context) error {
 // A successful build will set Module.Resolved to true
 // An unsuccessful build will set Module.Error to a value
 func BuildCmd(c *cli.Context) error {
+	config, err := ReadConfig()
+	if err != nil {
+		return err
+	}
+	log.Logger.Errorf("read config: %+v\n", config)
+
 	mod := build.Module{
 		Type: c.String("type"),
 	}