Refactoring project, adding BAN handling with X-Cache-Tags
This commit is contained in:
parent
b94c8800b0
commit
b64d359c27
32
app/Http/utils.go
Normal file
32
app/Http/utils.go
Normal file
@ -0,0 +1,32 @@
|
|||||||
|
// Package http provides functions to handle incoming HTTP requests
|
||||||
|
package http
|
||||||
|
|
||||||
|
import (
|
||||||
|
varnish "http-broadcaster/Varnish"
|
||||||
|
"io"
|
||||||
|
"log"
|
||||||
|
"net/http"
|
||||||
|
)
|
||||||
|
|
||||||
|
// RequestHandler handles requests to broadcast to all varnish instances.
|
||||||
|
func RequestHandler(w http.ResponseWriter, r *http.Request) {
|
||||||
|
url := r.URL.String()
|
||||||
|
method := r.Method
|
||||||
|
tag := r.Header.Get("X-Cache-Tags")
|
||||||
|
remoteAddr := r.RemoteAddr
|
||||||
|
status := varnish.SendToVarnish(method, url, tag)
|
||||||
|
if status != "200 Purged" {
|
||||||
|
w.WriteHeader(405)
|
||||||
|
}
|
||||||
|
if tag != "" {
|
||||||
|
log.Println(remoteAddr + " Requested ban on X-Cache-Tags : " + tag + " , status: " + status)
|
||||||
|
} else {
|
||||||
|
log.Println(remoteAddr + " Requested purge on URI :" + url + " , status: " + status)
|
||||||
|
}
|
||||||
|
io.WriteString(w, status)
|
||||||
|
}
|
||||||
|
|
||||||
|
// HealthHandler handles healthcheck requests and return 200.
|
||||||
|
func HealthHandler(w http.ResponseWriter, _ *http.Request) {
|
||||||
|
io.WriteString(w, "OK")
|
||||||
|
}
|
||||||
88
app/Varnish/utils.go
Normal file
88
app/Varnish/utils.go
Normal file
@ -0,0 +1,88 @@
|
|||||||
|
// Package varnish provides functions to build the list of varnish servers that will be used
|
||||||
|
package varnish
|
||||||
|
|
||||||
|
import (
|
||||||
|
"context"
|
||||||
|
"log"
|
||||||
|
"net/http"
|
||||||
|
"os"
|
||||||
|
"strings"
|
||||||
|
|
||||||
|
vault "http-broadcaster/Vault"
|
||||||
|
)
|
||||||
|
|
||||||
|
var (
|
||||||
|
varnishList = InitializeVarnishList()
|
||||||
|
status = "200 Purged"
|
||||||
|
)
|
||||||
|
|
||||||
|
// InitializeVarnishList sets varnishList variable according to the LIST_METHOD env var
|
||||||
|
func InitializeVarnishList() []string {
|
||||||
|
switch method := os.Getenv("LIST_METHOD"); method {
|
||||||
|
case "vault":
|
||||||
|
return GetVarnishListFromVault()
|
||||||
|
case "file":
|
||||||
|
return GetVarnishListFromFile()
|
||||||
|
default:
|
||||||
|
panic("LIST_METHOD empty, no provided method to retrieve varnish list")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// GetVarnishListFromVault builds a list of varnish servers from Vault.
|
||||||
|
func GetVarnishListFromVault() []string {
|
||||||
|
var value []string
|
||||||
|
client := vault.InitVaultConnection()
|
||||||
|
secret, err := client.KVv2("app").Get(context.Background(), "http-broadcaster/stg/envVars")
|
||||||
|
if err != nil {
|
||||||
|
log.Fatal("unable to read secret: %w", err)
|
||||||
|
return value
|
||||||
|
}
|
||||||
|
|
||||||
|
// selecting list key from retrieved secret
|
||||||
|
list, ok := secret.Data["varnish_list"].(string)
|
||||||
|
if !ok {
|
||||||
|
log.Fatal("value type assertion failed: %T %#v", secret.Data["varnish_list"], secret.Data["varnish_list"])
|
||||||
|
return value
|
||||||
|
}
|
||||||
|
value = strings.Split(string(list), ",")
|
||||||
|
return value
|
||||||
|
}
|
||||||
|
|
||||||
|
// GetVarnishListFromFile reads the list of varnish servers from a file on disk.
|
||||||
|
func GetVarnishListFromFile() []string {
|
||||||
|
Data, err := os.ReadFile("./varnish")
|
||||||
|
if err != nil {
|
||||||
|
log.Fatal(err)
|
||||||
|
}
|
||||||
|
sliceData := strings.Split(string(Data), ",")
|
||||||
|
return sliceData
|
||||||
|
}
|
||||||
|
|
||||||
|
// SendToVarnish send to all varnish servers define in varnishList the request with the PURGE or BAN method
|
||||||
|
// and the X-Cache-Tags header if necessary.
|
||||||
|
func SendToVarnish(method string, url string, tag string) string {
|
||||||
|
status = "200 Purged"
|
||||||
|
|
||||||
|
// Take url to ban as argument.
|
||||||
|
// Loop over the list of Varnish servers and send PURGE request to each.
|
||||||
|
// Update status variable to check if servers have successfully purge url.
|
||||||
|
for i := 0; i < len(varnishList); i++ {
|
||||||
|
client := &http.Client{}
|
||||||
|
domain := strings.Trim(varnishList[i], "\r\n")
|
||||||
|
req, err := http.NewRequest(method, domain+url, nil)
|
||||||
|
if err != nil {
|
||||||
|
log.Fatal("Create new request : %s", err)
|
||||||
|
}
|
||||||
|
if tag != "" {
|
||||||
|
req.Header.Add("X-Cache-Tags", tag)
|
||||||
|
}
|
||||||
|
resp, err := client.Do(req)
|
||||||
|
if err != nil {
|
||||||
|
log.Fatal("Send new request : ", err)
|
||||||
|
}
|
||||||
|
if resp.StatusCode != 200 {
|
||||||
|
status = "405 Not Allowed"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return status
|
||||||
|
}
|
||||||
@ -1,61 +1,48 @@
|
|||||||
package Vault
|
// Package vault provides functions to retrieve info from Hashicorp Vault
|
||||||
|
package vault
|
||||||
|
|
||||||
import (
|
import (
|
||||||
"fmt"
|
"context"
|
||||||
|
"log"
|
||||||
"os"
|
"os"
|
||||||
|
|
||||||
vault "github.com/hashicorp/vault/api"
|
vault "github.com/hashicorp/vault/api"
|
||||||
auth "github.com/hashicorp/vault/api/auth/approle"
|
auth "github.com/hashicorp/vault/api/auth/approle"
|
||||||
)
|
)
|
||||||
|
|
||||||
// getVarnishList retrieve the list of varnish servers to send PURGE to.
|
// InitVaultConnection builds a client connection to vault and return it.
|
||||||
// It uses the AppRole authentication method.
|
// It uses the AppRole authentication method.
|
||||||
func getVarnishList() (string, error) {
|
// APPROLE_ROLEID and APPROLE_SECRETID are fed from environment variables.
|
||||||
config := vault.DefaultConfig() // modify for more granular configuration
|
func InitVaultConnection() *vault.Client {
|
||||||
|
config := vault.DefaultConfig()
|
||||||
client, err := vault.NewClient(config)
|
client, err := vault.NewClient(config)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return "", fmt.Errorf("unable to initialize Vault client: %w", err)
|
log.Fatal("unable to initialize Vault client: %w", err)
|
||||||
|
return client
|
||||||
}
|
}
|
||||||
|
roleID := os.Getenv("APPROLE_ROLEID")
|
||||||
// Get roleID and secretID from ENV vars
|
|
||||||
roleID := os.Getenv("APPROLE_ROLE_ID")
|
|
||||||
if roleID == "" {
|
if roleID == "" {
|
||||||
return "", fmt.Errorf("no role ID was provided in APPROLE_ROLE_ID env var")
|
log.Fatal("no role ID was provided in APPROLE_ROLEID env var")
|
||||||
}
|
return client
|
||||||
secretID := os.Getenv("APPROLE_SECRET_ID")
|
|
||||||
if secretID == "" {
|
|
||||||
return "", fmt.Errorf("no secret ID was provided in APPROLE_SECRET_ID env var")
|
|
||||||
}
|
}
|
||||||
|
secretID := &auth.SecretID{FromEnv: "APPROLE_SECRETID"}
|
||||||
|
|
||||||
appRoleAuth, err := auth.NewAppRoleAuth(
|
appRoleAuth, err := auth.NewAppRoleAuth(
|
||||||
roleID,
|
roleID,
|
||||||
secretID,
|
secretID,
|
||||||
auth.WithWrappingToken(), // Only required if the secret ID is response-wrapped.
|
|
||||||
)
|
)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return "", fmt.Errorf("unable to initialize AppRole auth method: %w", err)
|
log.Fatal("unable to initialize AppRole auth method: %w", err)
|
||||||
|
return client
|
||||||
}
|
}
|
||||||
|
|
||||||
authInfo, err := client.Auth().Login(context.Background(), appRoleAuth)
|
authInfo, err := client.Auth().Login(context.Background(), appRoleAuth)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return "", fmt.Errorf("unable to login to AppRole auth method: %w", err)
|
log.Fatal("unable to login to AppRole auth method: %w", err)
|
||||||
|
return client
|
||||||
}
|
}
|
||||||
if authInfo == nil {
|
if authInfo == nil {
|
||||||
return "", fmt.Errorf("no auth info was returned after login")
|
log.Fatal("no auth info returned after login")
|
||||||
|
return client
|
||||||
}
|
}
|
||||||
|
return client
|
||||||
// get secret from the default mount path for KV v2 in dev mode, "secret"
|
|
||||||
secret, err := client.KVv2("app").Get(context.Background(), "http-broadcaster/stg/varnish_list")
|
|
||||||
if err != nil {
|
|
||||||
return "", fmt.Errorf("unable to read secret: %w", err)
|
|
||||||
}
|
|
||||||
|
|
||||||
// data map can contain more than one key-value pair,
|
|
||||||
// in this case we're just grabbing one of them
|
|
||||||
value, ok := secret.Data["list"].(string)
|
|
||||||
if !ok {
|
|
||||||
return "", fmt.Errorf("value type assertion failed: %T %#v", secret.Data["list"], secret.Data["list"])
|
|
||||||
}
|
|
||||||
|
|
||||||
return value, nil
|
|
||||||
}
|
}
|
||||||
|
|||||||
28
app/go.mod
28
app/go.mod
@ -1,3 +1,29 @@
|
|||||||
module http-broadcaster
|
module http-broadcaster
|
||||||
|
|
||||||
go 1.13
|
go 1.20
|
||||||
|
|
||||||
|
require (
|
||||||
|
github.com/hashicorp/vault/api v1.9.1
|
||||||
|
github.com/hashicorp/vault/api/auth/approle v0.4.0
|
||||||
|
)
|
||||||
|
|
||||||
|
require (
|
||||||
|
github.com/cenkalti/backoff/v3 v3.0.0 // indirect
|
||||||
|
github.com/hashicorp/errwrap v1.1.0 // indirect
|
||||||
|
github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
|
||||||
|
github.com/hashicorp/go-multierror v1.1.1 // indirect
|
||||||
|
github.com/hashicorp/go-retryablehttp v0.6.6 // indirect
|
||||||
|
github.com/hashicorp/go-rootcerts v1.0.2 // indirect
|
||||||
|
github.com/hashicorp/go-secure-stdlib/parseutil v0.1.6 // indirect
|
||||||
|
github.com/hashicorp/go-secure-stdlib/strutil v0.1.2 // indirect
|
||||||
|
github.com/hashicorp/go-sockaddr v1.0.2 // indirect
|
||||||
|
github.com/hashicorp/hcl v1.0.0 // indirect
|
||||||
|
github.com/mitchellh/go-homedir v1.1.0 // indirect
|
||||||
|
github.com/mitchellh/mapstructure v1.5.0 // indirect
|
||||||
|
github.com/ryanuber/go-glob v1.0.0 // indirect
|
||||||
|
golang.org/x/crypto v0.6.0 // indirect
|
||||||
|
golang.org/x/net v0.7.0 // indirect
|
||||||
|
golang.org/x/text v0.7.0 // indirect
|
||||||
|
golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1 // indirect
|
||||||
|
gopkg.in/square/go-jose.v2 v2.5.1 // indirect
|
||||||
|
)
|
||||||
|
|||||||
117
app/go.sum
Normal file
117
app/go.sum
Normal file
@ -0,0 +1,117 @@
|
|||||||
|
github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
|
||||||
|
github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
|
||||||
|
github.com/cenkalti/backoff/v3 v3.0.0 h1:ske+9nBpD9qZsTBoF41nW5L+AIuFBKMeze18XQ3eG1c=
|
||||||
|
github.com/cenkalti/backoff/v3 v3.0.0/go.mod h1:cIeZDE3IrqwwJl6VUwCN6trj1oXrTS4rc0ij+ULvLYs=
|
||||||
|
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||||
|
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
||||||
|
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||||
|
github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
|
||||||
|
github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
|
||||||
|
github.com/go-test/deep v1.0.2 h1:onZX1rnHT3Wv6cqNgYyFOOlgVKJrksuCMCRvJStbMYw=
|
||||||
|
github.com/go-test/deep v1.0.2/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
|
||||||
|
github.com/google/go-cmp v0.5.7 h1:81/ik6ipDQS2aGcBfIN5dHDB36BwrStyeAQquSYCV4o=
|
||||||
|
github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
|
||||||
|
github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
|
||||||
|
github.com/hashicorp/errwrap v1.1.0 h1:OxrOeh75EUXMY8TBjag2fzXGZ40LB6IKw45YeGUDY2I=
|
||||||
|
github.com/hashicorp/errwrap v1.1.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
|
||||||
|
github.com/hashicorp/go-cleanhttp v0.5.1/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
|
||||||
|
github.com/hashicorp/go-cleanhttp v0.5.2 h1:035FKYIWjmULyFRBKPs8TBQoi0x6d9G4xc9neXJWAZQ=
|
||||||
|
github.com/hashicorp/go-cleanhttp v0.5.2/go.mod h1:kO/YDlP8L1346E6Sodw+PrpBSV4/SoxCXGY6BqNFT48=
|
||||||
|
github.com/hashicorp/go-hclog v0.9.2/go.mod h1:5CU+agLiy3J7N7QjHK5d05KxGsuXiQLrjA0H7acj2lQ=
|
||||||
|
github.com/hashicorp/go-hclog v0.16.2 h1:K4ev2ib4LdQETX5cSZBG0DVLk1jwGqSPXBjdah3veNs=
|
||||||
|
github.com/hashicorp/go-hclog v0.16.2/go.mod h1:whpDNt7SSdeAju8AWKIWsul05p54N/39EeqMAyrmvFQ=
|
||||||
|
github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
|
||||||
|
github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+lD48awMYo=
|
||||||
|
github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
|
||||||
|
github.com/hashicorp/go-retryablehttp v0.6.6 h1:HJunrbHTDDbBb/ay4kxa1n+dLmttUlnP3V9oNE4hmsM=
|
||||||
|
github.com/hashicorp/go-retryablehttp v0.6.6/go.mod h1:vAew36LZh98gCBJNLH42IQ1ER/9wtLZZ8meHqQvEYWY=
|
||||||
|
github.com/hashicorp/go-rootcerts v1.0.2 h1:jzhAVGtqPKbwpyCPELlgNWhE1znq+qwJtW5Oi2viEzc=
|
||||||
|
github.com/hashicorp/go-rootcerts v1.0.2/go.mod h1:pqUvnprVnM5bf7AOirdbb01K4ccR319Vf4pU3K5EGc8=
|
||||||
|
github.com/hashicorp/go-secure-stdlib/parseutil v0.1.6 h1:om4Al8Oy7kCm/B86rLCLah4Dt5Aa0Fr5rYBG60OzwHQ=
|
||||||
|
github.com/hashicorp/go-secure-stdlib/parseutil v0.1.6/go.mod h1:QmrqtbKuxxSWTN3ETMPuB+VtEiBJ/A9XhoYGv8E1uD8=
|
||||||
|
github.com/hashicorp/go-secure-stdlib/strutil v0.1.1/go.mod h1:gKOamz3EwoIoJq7mlMIRBpVTAUn8qPCrEclOKKWhD3U=
|
||||||
|
github.com/hashicorp/go-secure-stdlib/strutil v0.1.2 h1:kes8mmyCpxJsI7FTwtzRqEy9CdjCtrXrXGuOpxEA7Ts=
|
||||||
|
github.com/hashicorp/go-secure-stdlib/strutil v0.1.2/go.mod h1:Gou2R9+il93BqX25LAKCLuM+y9U2T4hlwvT1yprcna4=
|
||||||
|
github.com/hashicorp/go-sockaddr v1.0.2 h1:ztczhD1jLxIRjVejw8gFomI1BQZOe2WoVOu0SyteCQc=
|
||||||
|
github.com/hashicorp/go-sockaddr v1.0.2/go.mod h1:rB4wwRAUzs07qva3c5SdrY/NEtAUjGlgmH/UkBUC97A=
|
||||||
|
github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
|
||||||
|
github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
|
||||||
|
github.com/hashicorp/vault/api v1.9.0/go.mod h1:lloELQP4EyhjnCQhF8agKvWIVTmxbpEJj70b98959sM=
|
||||||
|
github.com/hashicorp/vault/api v1.9.1 h1:LtY/I16+5jVGU8rufyyAkwopgq/HpUnxFBg+QLOAV38=
|
||||||
|
github.com/hashicorp/vault/api v1.9.1/go.mod h1:78kktNcQYbBGSrOjQfHjXN32OhhxXnbYl3zxpd2uPUs=
|
||||||
|
github.com/hashicorp/vault/api/auth/approle v0.4.0 h1:tjJHoUkPx8zRoFlFy86uvgg/1gpTnDPp0t0BYWTKjjw=
|
||||||
|
github.com/hashicorp/vault/api/auth/approle v0.4.0/go.mod h1:D2gEpR0aS/F/MEcSjmhUlOsuK1RMVZojsnIQAEf0EV0=
|
||||||
|
github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
|
||||||
|
github.com/mattn/go-colorable v0.1.4/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
|
||||||
|
github.com/mattn/go-colorable v0.1.6 h1:6Su7aK7lXmJ/U79bYtBjLNaha4Fs1Rg9plHpcH+vvnE=
|
||||||
|
github.com/mattn/go-colorable v0.1.6/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
|
||||||
|
github.com/mattn/go-isatty v0.0.3/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
|
||||||
|
github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
|
||||||
|
github.com/mattn/go-isatty v0.0.10/go.mod h1:qgIWMr58cqv1PHHyhnkY9lrL7etaEgOFcMEpPG5Rm84=
|
||||||
|
github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
|
||||||
|
github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
|
||||||
|
github.com/mitchellh/cli v1.0.0/go.mod h1:hNIlj7HEI86fIcpObd7a0FcrxTWetlwJDGcceTlRvqc=
|
||||||
|
github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
|
||||||
|
github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
|
||||||
|
github.com/mitchellh/go-wordwrap v1.0.0/go.mod h1:ZXFpozHsX6DPmq2I0TCekCxypsnAUbP2oI0UX1GXzOo=
|
||||||
|
github.com/mitchellh/mapstructure v1.4.1/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
|
||||||
|
github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
|
||||||
|
github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
|
||||||
|
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||||
|
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||||
|
github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=
|
||||||
|
github.com/ryanuber/columnize v2.1.0+incompatible/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
|
||||||
|
github.com/ryanuber/go-glob v1.0.0 h1:iQh3xXAumdQ+4Ufa5b25cRpC5TYKlno6hsv6Cb3pkBk=
|
||||||
|
github.com/ryanuber/go-glob v1.0.0/go.mod h1:807d1WSdnB0XRJzKNil9Om6lcp/3a0v4qIHxIXzX/Yc=
|
||||||
|
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||||
|
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
|
||||||
|
github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
|
||||||
|
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
|
||||||
|
github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
|
||||||
|
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||||
|
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
|
||||||
|
golang.org/x/crypto v0.5.0/go.mod h1:NK/OQwhpMQP3MwtdjgLlYHnH9ebylxKWv3e0fK+mkQU=
|
||||||
|
golang.org/x/crypto v0.6.0 h1:qfktjS5LUO+fFKeJXZ+ikTRijMmljikvG68fpMMruSc=
|
||||||
|
golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
|
||||||
|
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
|
||||||
|
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
|
||||||
|
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
|
||||||
|
golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
|
||||||
|
golang.org/x/net v0.5.0/go.mod h1:DivGGAXEgPSlEBzxGzZI+ZLohi+xUj054jfeKui00ws=
|
||||||
|
golang.org/x/net v0.7.0 h1:rJrUqqhjsgNp7KqAIc25s9pZnjU7TUcSY7HcVZjdn1g=
|
||||||
|
golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
|
||||||
|
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||||
|
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||||
|
golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||||
|
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||||
|
golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||||
|
golang.org/x/sys v0.0.0-20191008105621-543471e840be/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||||
|
golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||||
|
golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||||
|
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||||
|
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||||
|
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||||
|
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||||
|
golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||||
|
golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
|
||||||
|
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
|
||||||
|
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
|
||||||
|
golang.org/x/term v0.4.0/go.mod h1:9P2UbLfCdcvo3p/nzKvsmas4TnlujnuoV9hGgYzW1lQ=
|
||||||
|
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
|
||||||
|
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||||
|
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
|
||||||
|
golang.org/x/text v0.6.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
|
||||||
|
golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo=
|
||||||
|
golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
|
||||||
|
golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1 h1:NusfzzA6yGQ+ua51ck7E3omNUX/JuqbFSaRGqU8CcLI=
|
||||||
|
golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
|
||||||
|
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||||
|
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
|
||||||
|
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
|
||||||
|
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||||
|
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||||
|
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||||
|
gopkg.in/square/go-jose.v2 v2.5.1 h1:7odma5RETjNHWJnR32wx8t+Io4djHE1PqxCFx3iiZ2w=
|
||||||
|
gopkg.in/square/go-jose.v2 v2.5.1/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI=
|
||||||
|
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
|
||||||
|
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||||
68
app/main.go
68
app/main.go
@ -2,81 +2,19 @@
|
|||||||
package main
|
package main
|
||||||
|
|
||||||
import (
|
import (
|
||||||
"io"
|
h "http-broadcaster/Http"
|
||||||
"log"
|
"log"
|
||||||
"net/http"
|
"net/http"
|
||||||
"os"
|
"os"
|
||||||
"strings"
|
|
||||||
)
|
)
|
||||||
|
|
||||||
const (
|
|
||||||
// MethodPurge declaration for Varnish.
|
|
||||||
MethodPurge = "PURGE"
|
|
||||||
)
|
|
||||||
|
|
||||||
var (
|
|
||||||
varnishList = MakeVarnishList()
|
|
||||||
status = "200 Purged"
|
|
||||||
)
|
|
||||||
|
|
||||||
// MakeVarnishList reads the list of varnish servers from a file on disk.
|
|
||||||
func MakeVarnishList() []string {
|
|
||||||
Data, err := os.ReadFile("./varnish")
|
|
||||||
if err != nil {
|
|
||||||
log.Fatal(err)
|
|
||||||
}
|
|
||||||
sliceData := strings.Split(string(Data), ",")
|
|
||||||
return sliceData
|
|
||||||
}
|
|
||||||
|
|
||||||
// PurgeHandler handles PURGE request to broadcast it to all varnish instances.
|
|
||||||
func PurgeHandler(w http.ResponseWriter, r *http.Request) {
|
|
||||||
url := r.URL.String()
|
|
||||||
remoteAddr := r.RemoteAddr
|
|
||||||
status := SendToVarnish(url)
|
|
||||||
if status != "200 Purged" {
|
|
||||||
w.WriteHeader(405)
|
|
||||||
}
|
|
||||||
log.Println(remoteAddr + " Requested purge on " + url + " : " + status)
|
|
||||||
io.WriteString(w, status)
|
|
||||||
}
|
|
||||||
|
|
||||||
// SendToVarnish send to all varnish servers define in varnishList the PURGE request.
|
|
||||||
func SendToVarnish(url string) string {
|
|
||||||
status = "200 Purged"
|
|
||||||
// Take url to ban as argument.
|
|
||||||
// Loop over the list of Varnish servers and send PURGE request to each.
|
|
||||||
// Update status variable to check if servers have successfully purge url.
|
|
||||||
for i := 0; i < len(varnishList); i++ {
|
|
||||||
client := &http.Client{}
|
|
||||||
domain := strings.Trim(varnishList[i], "\r\n")
|
|
||||||
req, err := http.NewRequest(MethodPurge, domain+url, nil)
|
|
||||||
if err != nil {
|
|
||||||
log.Fatal("Create new request : %s", err)
|
|
||||||
}
|
|
||||||
resp, err := client.Do(req)
|
|
||||||
if err != nil {
|
|
||||||
log.Fatal("Send new request : %s", err)
|
|
||||||
}
|
|
||||||
if resp.StatusCode != 200 {
|
|
||||||
status = "405 Not Allowed"
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return status
|
|
||||||
}
|
|
||||||
|
|
||||||
// HealthHandler handles healthcheck requests and return 200.
|
|
||||||
func HealthHandler(w http.ResponseWriter, _ *http.Request) {
|
|
||||||
io.WriteString(w, "OK")
|
|
||||||
}
|
|
||||||
|
|
||||||
func main() {
|
func main() {
|
||||||
logFile, err := os.OpenFile("./log/purge.log", os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
|
logFile, err := os.OpenFile("./log/purge.log", os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
panic(err)
|
panic(err)
|
||||||
}
|
}
|
||||||
log.SetOutput(logFile)
|
log.SetOutput(logFile)
|
||||||
http.HandleFunc("/", PurgeHandler)
|
http.HandleFunc("/", h.RequestHandler)
|
||||||
http.HandleFunc("/healthcheck", HealthHandler)
|
http.HandleFunc("/healthcheck", h.HealthHandler)
|
||||||
log.Fatal(http.ListenAndServe(":6081", nil))
|
log.Fatal(http.ListenAndServe(":6081", nil))
|
||||||
}
|
}
|
||||||
|
|||||||
@ -1 +1 @@
|
|||||||
http://10.13.32.1:6081,http://10.13.32.2:6081
|
http://10.13.20.16:80
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user