some clean up

added Makefile

Makefile

@@ -0,0 +1,44 @@
+SHELL := /bin/bash
+
+TARGET := hetzner-sb-notifier
+.DEFAULT_GOAL: $(TARGET)
+
+# These will be provided to the target
+VERSION := 1.0.0
+BUILD := `git rev-parse HEAD`
+
+.PHONY: all build clean uninstall fmt simplify check run
+
+all: check build
+
+$(TARGET):
+	@go build -o $(TARGET)
+
+build: $(TARGET)
+	@true
+
+clean:
+	@echo "Performing clean"
+	@rm -f $(TARGET)
+
+uninstall: clean
+	@echo "Performing uninstall"
+	@rm -f $$(which ${TARGET})
+
+fmt:
+	@echo "Performing fmt"
+	@gofmt -l -w .
+
+simplify:
+	@echo "Performing simplify"
+	@gofmt -s -l -w .
+
+check:
+	@echo "Performing check"
+	@test -z $(shell gofmt -l main.go | tee /dev/stderr) || echo "[WARN] Fix formatting issues with 'make fmt'"
+	@for d in $$(go list ./...); do golint $${d}; done
+	@go tool vet .
+
+run: install
+	@echo "Performing run"
+	@$(TARGET)

Readme.md

@@ -1,6 +1,10 @@
+The aim of my-bloody-hetzner-sb-notifier is a simple CLI to fetch the current Hetzner Serverbörse deals and filter them according to CLI parameters sorted by score.
 
+The score is calculated from the amount of HDD space as well as RAM and CPU-Benchnmark for better comparability. 
+
+The CLI interface looks like this:
 ````
-Usage of my-bloody-hetzner-sb-notifier:
+Usage of hetzner-sb-notifier:
   -alert-on-score int
     	set alert on score
   -max-benchmark int
@@ -23,11 +27,19 @@ Usage of my-bloody-hetzner-sb-notifier:
     	set min price
   -min-ram int
     	set min ram
-  -notifier-password string
+````       
-    	set notifier password
-  -notifier-recipient string
-    	set notifier recipient
-  -notifier-sender string
-    	set notifier sender
 
-````
+## Example
+
+./hetzner-sb-notifier --max-price 77 --min-ram 128 --min-hdd-count 2 --min-hdd-size 4096
+```` 
+Got 545 offers. Filtered offers: 3
+           ID|     Ram|             HDD|                           CPU|    Price|  Score|  Reduce time|Specials
+  SB64-935022|  128 GB|  2x 2 TB (4096)|  Intel Xeon E5-1650V2 (12518)|  64.00 €|  91.84|      47h 48m|ECC, Ent. HDD, iNIC
+  SB72-927788|  128 GB|  2x 2 TB (4096)|  Intel Xeon E5-1650V3 (13335)|  72.00 €|  86.17|      21h 08m|ECC, Ent. HDD, iNIC
+  SB73-910394|  128 GB|  3x 2 TB (6144)|  Intel Xeon E5-1650V2 (12518)|  73.00 €|  86.13|      03h 04m|ECC, Ent. HDD, iNIC
+```` 
+
+## Build
+
+The Go project uses Go Modules 

client/client.go

@@ -12,7 +12,7 @@ type Client struct {
 
 func NewClient() *Client {
 	crawler := &Client{
-		&http.Client{Timeout: 10 * time.Second}	,
+		&http.Client{Timeout: 10 * time.Second},
 	}
 
 	return crawler

crawler/crawler.go

@@ -67,16 +67,15 @@ func (c *Crawler) Print(servers []hetzner.Server) {
 	c.tabWriter.Flush()
 }
 
-
 func (c *Crawler) isFiltered(server hetzner.Server) bool {
 	filtered := true
 
 	priceParsed := server.ParsePrice()
-	if server.Cpu_benchmark >= c.minBenchmark && server.Cpu_benchmark <= c.maxBenchmark &&
+	if server.CpuBenchmark >= c.minBenchmark && server.CpuBenchmark <= c.maxBenchmark &&
 		priceParsed >= c.minPrice && priceParsed <= c.maxPrice &&
 		server.Ram >= c.minRam && server.Ram <= c.maxRam &&
 		server.TotalHdd() >= c.minHddSize && server.TotalHdd() <= c.maxHddSize &&
-		server.Hdd_count >= c.minHddCount && server.Hdd_count <= c.maxHddCount {
+		server.HddCount >= c.minHddCount && server.HddCount <= c.maxHddCount {
 		filtered = false
 	}
 

hetzner/endpoint.go

@@ -7,6 +7,6 @@ import (
 
 const hetznerlivedataurl = "https://www.hetzner.de/a_hz_serverboerse/live_data.json"
 
-func MakeUrl()  string {
+func MakeURL() string {
 	return fmt.Sprintf("%s?m=%v", hetznerlivedataurl, time.Now().UnixNano())
 }

hetzner/types.go

@@ -19,45 +19,45 @@ type Server struct {
 	Datacenter  []string `json:"datacenter"`
 	Specials    []string `json:"specials"`
 	Traffic     string   `json:"traffic"`
-	Bandwith    int      `json:"bandwith"`
+	Bandwidth   int      `json:"bandwith"`
 
-	Price       string `json:"price"`
+	Price      string `json:"price"`
-	Price_v     string `json:"price_v"`
+	PriceV     string `json:"price_v"`
-	Setup_price string `json:"setup_price"`
+	SetupPrice string `json:"setup_price"`
 
-	Cpu           string `json:"cpu"`
+	Cpu          string `json:"cpu"`
-	Cpu_benchmark int    `json:"cpu_benchmark"`
+	CpuBenchmark int    `json:"cpu_benchmark"`
-	Cpu_count     int    `json:"cpu_count"`
+	CpuCount     int    `json:"cpu_count"`
-	Ram           int    `json:"ram"`
+	Ram          int    `json:"ram"`
-	Ram_hr        string `json:"ram_hr"`
+	RamHr        string `json:"ram_hr"`
-	Hdd_size      int    `json:"hdd_size"`
+	HddSize      int    `json:"hdd_size"`
-	Hdd_hr        string `json:"hdd_hr"`
+	HddHr        string `json:"hdd_hr"`
-	Hdd_count     int    `json:"hdd_count"`
+	HddCount     int    `json:"hdd_count"`
-	SpecialHdd    string `json:"specialHdd"`
+	SpecialHdd   string `json:"specialHdd"`
 
-	Next_reduce    int    `json:"next_reduce"`
+	NextReduce   int    `json:"next_reduce"`
-	Next_reduce_hr string `json:"next_reduce_hr"`
+	NextReduceHr string `json:"next_reduce_hr"`
 
-	Fixed_price bool `json:"fixed_price"`
+	FixedPrice bool `json:"fixed_price"`
-	Is_highio   bool `json:"is_highio"`
+	IsHighio   bool `json:"is_highio"`
-	Is_ecc      bool `json:"is_ecc"`
+	IsEcc      bool `json:"is_ecc"`
 }
 
 func (s *Server) TotalHdd() int {
-	return s.Hdd_count*s.Hdd_size
+	return s.HddCount * s.HddSize
 }
 
 func (s *Server) Score() float64 {
-	return (float64(s.TotalHdd())*0.2 + float64(s.Ram)*0.4 + float64(s.Cpu_benchmark)*0.4)/s.ParsePrice()
+	return (float64(s.TotalHdd())*0.2 + float64(s.Ram)*0.4 + float64(s.CpuBenchmark)*0.4) / s.ParsePrice()
 }
 
 func (s *Server) ParsePrice() float64 {
 	priceParsed, err := strconv.ParseFloat(s.Price, 32)
 	if err != nil {
-		fmt.Printf("Could not parse price %s for server %s: %s", s.Price, s.Key, err)
+		fmt.Printf("Could not parse price %s for server %d: %s", s.Price, s.Key, err)
 		return -1
 	}
-	return priceParsed*1.19
+	return priceParsed * 1.19
 }
 
 func (s *Server) Header() string {
@@ -66,9 +66,9 @@ func (s *Server) Header() string {
 
 func (s *Server) ToString() string {
 	fixedPriceSymbol := "*"
-	if !s.Fixed_price {
+	if !s.FixedPrice {
 		fixedPriceSymbol = ""
 	}
 	specials := strings.Join(s.Specials, ", ")
-	return fmt.Sprintf("%s-%d\t%s\t%s (%d)\t%s (%d)\t%.2f €%s\t%.2f\t%s\t%s", s.Name, s.Key, s.Ram_hr, s.Hdd_hr,  s.TotalHdd(), s.Cpu, s.Cpu_benchmark, s.ParsePrice(), fixedPriceSymbol, s.Score(), s.Next_reduce_hr, specials)
+	return fmt.Sprintf("%s-%d\t%s\t%s (%d)\t%s (%d)\t%.2f €%s\t%.2f\t%s\t%s", s.Name, s.Key, s.RamHr, s.HddHr, s.TotalHdd(), s.Cpu, s.CpuBenchmark, s.ParsePrice(), fixedPriceSymbol, s.Score(), s.NextReduceHr, specials)
 }

instrumentation/instrumentation.go

@@ -1,11 +1,11 @@
 package instrumentation
 
-type Instrumenter struct{
+type Instrumenter struct {
-	projectId string
+	projectID string
 }
 
-func NewInstrumenter(projectId string) *Instrumenter {
+func NewInstrumenter(projectID string) *Instrumenter {
 	return &Instrumenter{
-		projectId: projectId,
+		projectID: projectID,
 	}
-}
+}

main.go

@@ -75,7 +75,7 @@ func main() {
 	flag.Parse()
 
 	offers := &hetzner.Offers{}
-	err := client.NewClient().DoRequest(hetzner.MakeUrl(), offers)
+	err := client.NewClient().DoRequest(hetzner.MakeURL(), offers)
 	if err != nil {
 		panic(fmt.Errorf("failed to get hetzner live data: %s", err))
 	}