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@alexellis
Created March 7, 2023 18:35
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Detail GitHub App Installations
package main
import (
"context"
"flag"
"fmt"
"os"
"reflect"
"time"
"github.com/golang-jwt/jwt/v5"
"github.com/google/go-github/v50/github"
"golang.org/x/oauth2"
)
func main() {
var installationID int
var keyPath string
flag.IntVar(&installationID, "id", 0, "GitHub App Installation ID")
flag.StringVar(&keyPath, "key", "", "GitHub App Private Key")
flag.Parse()
data, err := os.ReadFile(keyPath)
if err != nil {
panic(err)
}
key, err := jwt.ParseRSAPrivateKeyFromPEM(data)
if err != nil {
panic(err)
}
token := jwt.NewWithClaims(jwt.SigningMethodRS256, jwt.MapClaims{
"iat": time.Now().Unix(),
"exp": time.Now().Add(time.Minute * 10).Unix(),
"iss": installationID,
})
signed, err := token.SignedString(key)
if err != nil {
panic(err)
}
c := oauth2.NewClient(context.Background(), oauth2.StaticTokenSource(&oauth2.Token{AccessToken: signed}))
ghClient := github.NewClient(c)
installations, _, err := ghClient.Apps.ListInstallations(context.Background(), &github.ListOptions{})
if err != nil {
panic(err)
}
for _, installation := range installations {
if installation.SuspendedAt == nil {
fmt.Printf("Installation ID: %d - Account: %s \n", installation.GetID(), installation.GetAccount().GetLogin())
fmt.Printf("- Repositories: %s\n", installation.GetRepositorySelection())
fmt.Printf("- Permissions:\n")
p := installation.GetPermissions()
val := reflect.ValueOf(p).Elem()
for i := 0; i < val.NumField(); i++ {
rv := reflect.ValueOf(p)
field := val.Type().Field(i)
value := reflect.Indirect(rv).FieldByName(field.Name)
if !value.IsNil() {
switch value.Kind() {
case reflect.String:
b := value.String()
fmt.Printf(" - %s=%s\n", field.Name, b)
case reflect.Ptr:
b := value.Elem().String()
fmt.Printf(" - %s=%s\n", field.Name, b)
}
}
}
}
}
fmt.Printf("Suspended Installations\n")
for _, installation := range installations {
if installation.SuspendedAt != nil {
fmt.Printf("Installation ID: %d - Account: %s - Suspended at: %s by: %s\n", installation.GetID(),
installation.GetAccount().GetLogin(),
installation.GetSuspendedAt().Format(time.RFC3339),
installation.GetSuspendedBy().GetLogin())
}
}
}
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