From 2a0ba60429f835424c3af3d6a6a6c57b25522e69 Mon Sep 17 00:00:00 2001
From: Bryce Palmer <everettraven@gmail.com>
Date: Wed, 15 Nov 2023 14:36:09 -0500
Subject: [PATCH] (feature): remote dashboard config capability (#27)

* (feature): remote dashboard config use

Signed-off-by: Bryce Palmer <everettraven@gmail.com>

* add to readme

Signed-off-by: Bryce Palmer <everettraven@gmail.com>

---------

Signed-off-by: Bryce Palmer <everettraven@gmail.com>
---
 README.md            |  2 ++
 internal/cli/root.go | 30 ++++++++++++++++++++++++------
 2 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index a8d7118..c83499f 100644
--- a/README.md
+++ b/README.md
@@ -46,6 +46,8 @@ The `test.json` file contains samples for each of the different panel types that
 
 `buoy` uses https://github.com/tidwall/gjson for the path evaluation and extracting of values from resources. Please consult their documentation for valid path syntax.
 
+You can also specify a remote reference to a dashboard configuration file. It must be a valid URL and the response must be the raw YAML or JSON contents of the file.
+
 ## Controls
 - `ctrl+c`, `q`, `esc` will quit the program and exit the tui
 - `tab` will switch the active tab to the one to the right of the currently active tab
diff --git a/internal/cli/root.go b/internal/cli/root.go
index df6ea95..f91764a 100644
--- a/internal/cli/root.go
+++ b/internal/cli/root.go
@@ -3,7 +3,10 @@ package cli
 import (
 	"encoding/json"
 	"fmt"
+	"io"
 	"log"
+	"net/http"
+	"net/url"
 	"os"
 	"path/filepath"
 
@@ -17,7 +20,7 @@ import (
 )
 
 var rootCommand = &cobra.Command{
-	Use:   "buoy [file.json]",
+	Use:   "buoy [config]",
 	Short: "declarative kubernetes dashboard in the terminal",
 	Args:  cobra.ExactArgs(1),
 	RunE: func(cmd *cobra.Command, args []string) error {
@@ -29,14 +32,29 @@ func init() {
 	rootCommand.AddCommand(versionCommand)
 }
 
-func run(file string) error {
-	ext := filepath.Ext(file)
-	raw, err := os.ReadFile(file)
+func run(path string) error {
+	var raw []byte
+	var ext string
+	u, err := url.ParseRequestURI(path)
 	if err != nil {
-		log.Fatalf("reading file: %s", err)
+		ext = filepath.Ext(path)
+		raw, err = os.ReadFile(path)
+		if err != nil {
+			log.Fatalf("reading local config: %s", err)
+		}
+	} else {
+		ext = filepath.Ext(u.Path)
+		resp, err := http.Get(u.String())
+		if err != nil {
+			log.Fatalf("fetching remote config: %s", err)
+		}
+		defer resp.Body.Close()
+		raw, err = io.ReadAll(resp.Body)
+		if err != nil {
+			log.Fatalf("reading remote config: %s", err)
+		}
 	}
 
-	fmt.Println(ext)
 	dash := &types.Dashboard{}
 	if ext == ".yaml" {
 		err = yaml.Unmarshal(raw, dash)