integrate rollbar into herald

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>

Gopkg.lock

@@ -128,6 +128,12 @@
   packages = ["."]
   revision = "a61a99592b77c9ba629d254a693acffaeb4b7e28"
 
+[[projects]]
+  name = "github.com/stvp/rollbar"
+  packages = ["."]
+  revision = "b20261800d8cda3be14dcef0d1a8320779bba61a"
+  version = "v0.5.1"
+
 [[projects]]
   name = "github.com/ulikunitz/xz"
   packages = [
@@ -180,6 +186,6 @@
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "c52cf21009f65e59e23de87241a797c6c48d7e018aafc1f37edf1f9403ba9387"
+  inputs-digest = "66f216da55122e2bdeccb44d15182200ff48bee768ba3ab20b617c7a06af102d"
   solver-name = "gps-cdcl"
   solver-version = 1

Gopkg.toml

@@ -33,3 +33,7 @@
 [[constraint]]
   branch = "master"
   name = "golang.org/x/oauth2"
+
+[[constraint]]
+  name = "github.com/stvp/rollbar"
+  version = "0.5.1"

cmd/version-scraper/main.go

@@ -7,6 +7,7 @@ import (
 	"github.com/garyburd/redigo/redis"
 	"github.com/google/go-github/github"
 	"github.com/heroku/herald"
+	"github.com/stvp/rollbar"
 	"golang.org/x/oauth2"
 	"log"
 	"os"
@@ -15,6 +16,7 @@ import (
 
 // GithubToken is Personal GitHub token. TODO: Create a bot account.
 var GithubToken = os.Getenv("GITHUB_TOKEN")
+var RollbarToken = os.Getenv("ROLLBAR_ACCESS_TOKEN")
 
 // Opens an issue on GitHub for the given buildpack and new target.
 //
@@ -57,6 +59,10 @@ func main() {
 	// Redis stuff.
 	Redis := herald.NewRedis("")
 
+	// Rollbar stuff.
+	rollbar.Token = RollbarToken
+	rollbar.Environment = "production"
+
 	// Color Stuff.
 	color.NoColor = false
 
@@ -96,7 +102,10 @@ func main() {
 				exe.EnsureExecutable()
 
 				// Execute the executable, print the results.
-				results := exe.Execute()
+				results, err := exe.Execute()
+				if err != nil {
+					rollbar.Error(rollbar.ERR, err)
+				}
 
 				for _, result := range results {
 					key := fmt.Sprintf("%s:%s:%s", bp, exe, result)
@@ -104,6 +113,9 @@ func main() {
 
 					// Store the results in Redis.
 					result, err := Redis.Connection.Do("SETNX", key, value)
+					if err != nil {
+						rollbar.Error(rollbar.ERR, err)
+					}
 
 					// The insert was successful (e.g. it didn't exist already)
 					if result.(int64) != int64(0) {
@@ -116,7 +128,9 @@ func main() {
 							if !success {
 								// If writing out the issue was unsuccessful, delete the key from Redis.
 								_, err := Redis.Connection.Do("DEL", key)
-								_ = err
+								if err != nil {
+									rollbar.Error(rollbar.ERR, err)
+								}
 							}
 						} else {
 							fmt.Println("New target, skipping GitHub notifications.")
@@ -125,6 +139,7 @@ func main() {
 					}
 
 					if err != nil {
+						rollbar.Error(rollbar.ERR, err)
 						log.Fatal(err)
 					}
 

herald.go

@@ -148,13 +148,13 @@ func (e Executable) EnsureExecutable() {
 }
 
 // Execute Executes the given executable, and returns results.
-func (e Executable) Execute() []string {
+func (e Executable) Execute() ([]string, error) {
 	out, err := exec.Command(e.Path).Output()
 	if err != nil {
 		// TODO: Update this to return, etc.
 		log.Fatal(err)
 	}
-	return strings.Split(strings.Trim(string(out), "\n"), "\n")
+	return strings.Split(strings.Trim(string(out), "\n"), "\n"), err
 
 }