Gin is a HTTP web framework written in Go.
It features a Martini-like API with much better performance -- up to 40 times faster. If you need smashing performance, get yourself some Gin.
Questions tagged [go-gin]
755 questions
10
votes
1 answer
same code but different results using gin + go-template
Basic information
Go version: go1.4.2 darwin/amd64
Operating System: Mac OS X 10.10.5
I'm working on a small Web project written based on go and gin. Here is my golang code. After running go run test.go we have a web server, which is listening on…
Miaonster
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9
votes
1 answer
Return custom error message from struct tag validation
I'm using Go 1.17 with Gin and I want to implement a struct validation before sending the data to my database. I took the example from Gin documentation.
In the struct we can declare different tags to validate a field like this:
type User struct {
…
John
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9
votes
3 answers
Gin-Gonic middleware declaration
I'm using Gin-Gonic and I'm creating a custom middleware. See: https://github.com/gin-gonic/gin#custom-middleware
Is there a reason why the middlewares in the doc are written as such:
func MyMiddleware() gin.HandlerFunc {
return func (c…
cHz
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9
votes
1 answer
Golang/gin parse JSON from gin.Context
I learned from the gin doc that you can bind json to a struct like
type Login struct {
User string `form:"user" json:"user" binding:"required"`
Password string `form:"password" json:"password" binding:"required"`
}
func main() {
…
Lucas Liu
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9
votes
4 answers
Gin Gonic array of values from PostForm
I'm trying to capture an array of Post values from HTML form using Go / Gin Gonic -- in PHP I would use something like:
BadPirate
- 25,802
- 10
- 92
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9
votes
2 answers
Returning JSON data as a stream per chunk to Angular2 or jQuery over HTTP2 (HTTPS)
In one of my API's I mostly return a result (let's say paged 50 results) as one whole in an json array like so:
[{},{},{},{},{},...]
I was wondering if there are better ways of doing this over HTTP2 (as it has many new partial streaming features)…
user1467267
9
votes
1 answer
gin/golang - Empty Req Body
I'm new to Go and Gin, and am having trouble printing out the full request body.
I want to be able to read the request body from third party POST, but I'm getting empty request body
curl -u dumbuser:dumbuserpassword -H "Content-Type:…
Leon Hu
- 137
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8
votes
1 answer
Golang Gin Redirect and Render a Template with New Variables
I am trying to pass some variables after some processes on my Handler function. How can I redirect to a new page an pass some json variables to this new template?
// main package
func main() {
apiRoutes := gin.Default()
…
Majid Alaeinia
- 962
- 2
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8
votes
0 answers
Nginx(as reverse proxy) does not notify gin-gonic(as web server) when connection canceled by client
In a website which uses gin-gonic as webserver and nginx as a proxy server, clients send their data to the server via gin-gonic exposed APIs, and — in order to send server commands to clients — each one(i.e client) has a connection to the web server…
Bonje Fir
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- 8
- 25
8
votes
2 answers
JSON response in Golang’s GIN returning as scrambled data
I have array of a struct being created from data I collected from the database.
For simplicity, lets say this is the struct:
type Person struct {
ID int `db:"id, json:"id"`
}
type PessoalController struct{}
func (ctrl PessoalController)…
Auyer
- 2,693
- 3
- 15
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8
votes
2 answers
How to get file posted from JSON in go gin?
I want to save image file posted by JSON.
Here is the struct of the post:
type Article struct {
Title string `json:"title"`
Body string `json:"body"`
File []byte `json:"file"`
}
And the handler is :
func PostHandler(c…
Karlom
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8
votes
1 answer
How to use templates in Go Gin for dynamic content
I have a simple Go / Gin web app. I need to put some dynamic content in html template.
For e.g. I have a few tables (the number is dynamic) with a few rows (the number is dynamic). I need to put them in html template. Is there any way to combine…
kikulikov
- 2,512
- 4
- 29
- 45
8
votes
3 answers
GoLang Gin Framework Status Code Without Message Body
I'm using GoLang and Gin Framework.
I need to respond for REST API call with 204 response code without message body.
How it is to do properly?
What I could find by digging the source code
c.JSON(204, "")
But server throws error at such case:
Error…
Bogdan Nechyporenko
- 1,226
- 2
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7
votes
5 answers
Serving react static files in golang gin-gonic using go:embed giving 404 error on reloading on frontend URL
I have built a go application using gin and go1.17.
I am using go:embed to to serve static content for a SPA app built using react.
(trying the approach as suggested in https://github.com/gin-contrib/static/issues/19).
My frontend files are in a…
Harsh Agarwal
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7
votes
2 answers
How to get full server URL from any endpoint handler in Gin
I'm creating an endpoint using Go's Gin web framework. I need full server URL in my handler function. For example, if server is running on http://localhost:8080 and my endpoint is /foo then I need http://localhost:8080/foo when my handler is…
Kaushal28
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