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Implement basic web server structure and get paste endpoint

This commit is contained in:
Lukas SP 2020-08-23 00:32:46 +02:00
parent db5e57fb04
commit 51765d6f03
6 changed files with 103 additions and 9 deletions
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11
cmd/pasty/main.go
View File

@ -3,10 +3,8 @@ package main
import (
"github.com/Lukaesebrot/pasty/internal/env"
"github.com/Lukaesebrot/pasty/internal/storage"
"github.com/Lukaesebrot/pasty/internal/web"
"log"
"os"
"os/signal"
"syscall"
)
func main() {
@ -22,9 +20,6 @@ func main() {
}
defer storage.Current.Terminate()
// Wait for the program to exit
// TODO: Replace this through blocking API server
sc := make(chan os.Signal, 1)
signal.Notify(sc, syscall.SIGINT, syscall.SIGTERM, os.Interrupt, os.Kill)
<-sc
// Serve the web server
panic(web.Serve())
}

4
go.mod
View File

@ -5,6 +5,8 @@ go 1.15
require (
github.com/alexedwards/argon2id v0.0.0-20200802152012-2464efd3196b
github.com/bwmarrin/snowflake v0.3.0
github.com/fasthttp/router v1.2.4
github.com/joho/godotenv v1.3.0
golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980 // indirect
github.com/klauspost/compress v1.10.11 // indirect
github.com/valyala/fasthttp v1.16.0
)

18
go.sum
View File

@ -1,15 +1,33 @@
github.com/alexedwards/argon2id v0.0.0-20200802152012-2464efd3196b h1:rcCpjI1OMGtBY8nnBvExeM1pXNoaM35zqmXBGpgJR2o=
github.com/alexedwards/argon2id v0.0.0-20200802152012-2464efd3196b/go.mod h1:GFtu6vaWaRJV5EvSFaVqgq/3Iq95xyYElBV/aupGzUo=
github.com/andybalholm/brotli v1.0.0 h1:7UCwP93aiSfvWpapti8g88vVVGp2qqtGyePsSuDafo4=
github.com/andybalholm/brotli v1.0.0/go.mod h1:loMXtMfwqflxFJPmdbJO0a3KNoPuLBgiu3qAvBg8x/Y=
github.com/bwmarrin/snowflake v0.3.0 h1:xm67bEhkKh6ij1790JB83OujPR5CzNe8QuQqAgISZN0=
github.com/bwmarrin/snowflake v0.3.0/go.mod h1:NdZxfVWX+oR6y2K0o6qAYv6gIOP9rjG0/E9WsDpxqwE=
github.com/fasthttp/router v1.2.4 h1:RBWbCv4vVf+boczSZh/rX9PDSdR9F8I9zSnVJx5YJfU=
github.com/fasthttp/router v1.2.4/go.mod h1:Au2V1CaqqAdzQQcPKrbkFAsImd1aHpadrce21AIPnvE=
github.com/joho/godotenv v1.3.0 h1:Zjp+RcGpHhGlrMbJzXTrZZPrWj+1vfm90La1wgB6Bhc=
github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
github.com/klauspost/compress v1.10.7 h1:7rix8v8GpI3ZBb0nSozFRgbtXKv+hOe+qfEpZqybrAg=
github.com/klauspost/compress v1.10.7/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
github.com/klauspost/compress v1.10.11 h1:K9z59aO18Aywg2b/WSgBaUX99mHy2BES18Cr5lBKZHk=
github.com/klauspost/compress v1.10.11/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
github.com/savsgio/gotils v0.0.0-20200616100644-13ff1fd2c28c h1:KKqhycXW1WVNkX7r4ekTV2gFkbhdyihlWD8c0/FiWmk=
github.com/savsgio/gotils v0.0.0-20200616100644-13ff1fd2c28c/go.mod h1:TWNAOTaVzGOXq8RbEvHnhzA/A2sLZzgn0m6URjnukY8=
github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
github.com/valyala/fasthttp v1.15.1/go.mod h1:YOKImeEosDdBPnxc0gy7INqi3m1zK6A+xl6TwOBhHCA=
github.com/valyala/fasthttp v1.16.0 h1:9zAqOYLl8Tuy3E5R6ckzGDJ1g8+pw15oQp2iL9Jl6gQ=
github.com/valyala/fasthttp v1.16.0/go.mod h1:YOKImeEosDdBPnxc0gy7INqi3m1zK6A+xl6TwOBhHCA=
github.com/valyala/tcplisten v0.0.0-20161114210144-ceec8f93295a/go.mod h1:v3UYOV9WzVtRmSR+PDvWpU/qWl4Wa5LApYYX4ZtKbio=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20200414173820-0848c9571904 h1:bXoxMPcSLOq08zI3/c5dEBT6lE4eh+jOh886GHrn6V8=
golang.org/x/crypto v0.0.0-20200414173820-0848c9571904/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20200602114024-627f9648deb9/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980 h1:OjiUf46hAmXblsZdnoSXsEUSKU8r1UEzcL5RVZ4gO9Y=
golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

3
internal/storage/file_driver.go
View File

@ -31,6 +31,9 @@ func (driver *FileDriver) Get(id snowflake.ID) (*pastes.Paste, error) {
// Read the file
data, err := ioutil.ReadFile(filepath.Join(driver.FilePath, id.String()+".json"))
if err != nil {
if os.IsNotExist(err) {
return nil, nil
}
return nil, err
}

47
internal/web/controllers/v1/pastes.go Normal file
View File

@ -0,0 +1,47 @@
package v1
import (
"encoding/json"
"github.com/Lukaesebrot/pasty/internal/storage"
"github.com/bwmarrin/snowflake"
"github.com/fasthttp/router"
"github.com/valyala/fasthttp"
)
// InitializePastesController initializes the '/v1/pastes/*' controller
func InitializePastesController(group *router.Group) {
group.GET("/{id}", v1GetPaste)
}
// v1GetPaste handles the 'GET /v1/pastes/{id}' endpoint
func v1GetPaste(ctx *fasthttp.RequestCtx) {
// Parse the ID
id, err := snowflake.ParseString(ctx.UserValue("id").(string))
if err != nil {
ctx.SetStatusCode(fasthttp.StatusBadRequest)
ctx.SetBodyString("invalid ID format")
return
}
// Retrieve the paste
paste, err := storage.Current.Get(id)
if err != nil {
ctx.SetStatusCode(fasthttp.StatusInternalServerError)
ctx.SetBodyString(err.Error())
return
}
if paste == nil {
ctx.SetStatusCode(fasthttp.StatusNotFound)
ctx.SetBodyString("paste not found")
return
}
// Respond with the paste
jsonData, err := json.Marshal(paste)
if err != nil {
ctx.SetStatusCode(fasthttp.StatusInternalServerError)
ctx.SetBodyString(err.Error())
return
}
ctx.SetBody(jsonData)
}

29
internal/web/web.go Normal file
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@ -0,0 +1,29 @@
package web
import (
"github.com/Lukaesebrot/pasty/internal/env"
v1 "github.com/Lukaesebrot/pasty/internal/web/controllers/v1"
routing "github.com/fasthttp/router"
"github.com/valyala/fasthttp"
)
// Serve serves the web server
func Serve() error {
// Create the router
router := routing.New()
// Route the API endpoints
apiRoute := router.Group("/api")
{
v1Route := apiRoute.Group("/v1")
{
v1.InitializePastesController(v1Route.Group("/pastes"))
}
}
// TODO: Route the paste endpoints
// Serve the web server
address := env.Get("WEB_ADDRESS", ":8080")
return fasthttp.ListenAndServe(address, router.Handler)
}