aykhans/gopkg-proxy
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Add external link icons to package links and HOST env variable override

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This commit is contained in:
Aykhan Shahsuvarov
2025-12-30 00:57:21 +04:00
parent a0a1caf356
commit 543265e859
2 changed files with 19 additions and 7 deletions
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1
README.md
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@@ -21,6 +21,7 @@ var packages = []Package{
### Environment Variables
- `PORT` - Server port (default: `8421`)
- `HOST` - Override the domain used in package paths (if set, takes priority over headers)
- `HOST_HEADER` - Header to read domain from (default: `X-Forwarded-Host`)
## Usage

25
main.go
View File

@@ -47,6 +47,7 @@ type RedirectData struct {
}
var hostHeader = getEnvOrDefault("HOST_HEADER", "X-Forwarded-Host")
var hostOverride = os.Getenv("HOST")
func getEnvOrDefault(key, defaultValue string) string {
if value := os.Getenv(key); value != "" {
@@ -55,8 +56,10 @@ func getEnvOrDefault(key, defaultValue string) string {
return defaultValue
}
// getDomain extracts the domain from the request
func getDomain(r *http.Request) string {
func getHost(r *http.Request) string {
if hostOverride != "" {
return hostOverride
}
if host := r.Header.Get(hostHeader); host != "" {
return host
}
@@ -65,7 +68,7 @@ func getDomain(r *http.Request) string {
func homeHandler(w http.ResponseWriter, r *http.Request) {
data := HomeData{
Domain: getDomain(r),
Domain: getHost(r),
Packages: packages,
Count: len(packages),
}
@@ -103,7 +106,7 @@ func packageHandler(w http.ResponseWriter, r *http.Request) {
if r.URL.Query().Get("go-get") == "1" {
// Respond with meta tags for go get
data := VanityData{
Domain: getDomain(r),
Domain: getHost(r),
Path: pkg.Path,
Repo: pkg.Repo,
VCS: pkg.VCS,
@@ -122,7 +125,7 @@ func packageHandler(w http.ResponseWriter, r *http.Request) {
} else {
// Regular browser request - redirect to pkg.go.dev
data := RedirectData{
Domain: getDomain(r),
Domain: getHost(r),
Path: pkg.Path,
}
@@ -205,6 +208,14 @@ const homeTemplate = `<!DOCTYPE html>
font-size: 1.1em;
color: #00ADD8;
font-weight: bold;
text-decoration: none;
}
.package-name:hover {
text-decoration: underline;
}
.external-icon {
margin-left: 5px;
vertical-align: middle;
}
.package-repo {
margin-top: 5px;
@@ -273,9 +284,9 @@ const homeTemplate = `<!DOCTYPE html>
{{range $index, $pkg := .Packages}}
<div class="package">
<div class="package-name">{{$.Domain}}{{$pkg.Path}}</div>
<a class="package-name" href="https://pkg.go.dev/{{$.Domain}}{{$pkg.Path}}" target="_blank">{{$.Domain}}{{$pkg.Path}}<svg class="external-icon" width="14" height="14" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M6 3H3a1 1 0 0 0-1 1v9a1 1 0 0 0 1 1h9a1 1 0 0 0 1-1v-3M9 2h5m0 0v5m0-5L7 9" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"/></svg></a>
<div class="package-repo">
Source: <a href="{{$pkg.Repo}}" target="_blank">{{$pkg.Repo}}</a>
Source: <a href="{{$pkg.Repo}}" target="_blank">{{$pkg.Repo}}<svg class="external-icon" width="12" height="12" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M6 3H3a1 1 0 0 0-1 1v9a1 1 0 0 0 1 1h9a1 1 0 0 0 1-1v-3M9 2h5m0 0v5m0-5L7 9" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"/></svg></a>
</div>
<div class="install-cmd-wrapper">
<div class="install-cmd" id="cmd-{{$index}}">go get {{$.Domain}}{{$pkg.Path}}</div>