Restart lapis server on receiving a webhook (fix #2)

This commit is contained in:
Noah 2024-03-08 14:51:58 -06:00
parent a9e390bba4
commit afcbcdd1a7
2 changed files with 38 additions and 14 deletions

1
.gitignore vendored
View File

@ -1 +1,2 @@
lapisdeploy
sites/

47
main.go
View File

@ -6,15 +6,22 @@ import (
"log"
"net/http"
"os"
"os/exec"
"strings"
"syscall"
"github.com/gogs/git-module"
)
const sites_dir = "./sites"
type DeployError struct {
code int
where string
details string
command_output string
}
func newDeployError(code int, where string, details string) DeployError {
func newDeployError(code int, where string, details string, command_output string) DeployError {
return DeployError{ code: code, where: where, details: details }
}
@ -27,26 +34,41 @@ func fileExists(path string) (bool, error) {
}
// startServer attempts to start a Lapis server in the given repository.
func startServer(name string) DeployError {
func restartServer(name string) DeployError {
log.Printf("Restarting Lapis server on repository %s...", name)
old_cwd, _ := os.Getwd()
defer syscall.Chdir(old_cwd)
syscall.Chdir(sites_dir+"/"+name)
out, err := exec.Command("lapis", "build").CombinedOutput()
if err != nil {
return newDeployError(1, "restartServer", fmt.Sprintf("Failed to run 'lapis build' in repository '%s'", name), string(out))
}
log.Printf("[lapis build] %s", out)
if !strings.Contains(string(out), "HUP") {
return newDeployError(1, "restartServer", "'lapis build' command returned unexpected value!", string(out))
}
return DeployError{}
}
// pullRepo attempts to pull or clone a repository using the given name and url
func pullRepo(url string, name string) DeployError {
exists, err := fileExists(name)
exists, err := fileExists(sites_dir+"/"+name)
if err != nil {
return newDeployError(1, "fileExists",
fmt.Sprintf("Failed to check whether folder '%s' exists while pulling down repository '%s'!", name, name))
fmt.Sprintf("Failed to check whether folder '%s' exists while pulling down repository '%s'!", name, name), "")
}
if !exists {
if err = git.Clone(url, name); err != nil {
return newDeployError(1, "pullRepo", fmt.Sprintf("Failed to pull down repository '%s'", name))
log.Printf("Cloning repository %s...", name)
if err = git.Clone(url, sites_dir+"/"+name); err != nil {
return newDeployError(1, "pullRepo", fmt.Sprintf("Failed to pull down repository '%s'", name), "")
}
} else {
repo,err := git.Open(name)
log.Printf("Pulling down repository %s...", name)
repo,err := git.Open(sites_dir+"/"+name)
if err != nil {
return newDeployError(1, "pullRepo", fmt.Sprintf("Failed to open git repository '%s'", name))
return newDeployError(1, "pullRepo", fmt.Sprintf("Failed to open git repository '%s'", name), "")
}
repo.Pull()
}
@ -56,15 +78,16 @@ func pullRepo(url string, name string) DeployError {
func handler(data map[string]interface{}) {
repository := data["repository"].(map[string]interface{})
log.Default().Printf("Repo: %s", repository["full_name"])
log.Default().Printf("Ref: %s", data["ref"])
deploy_error := pullRepo(repository["ssh_url"].(string), repository["name"].(string))
if deploy_error.code != 0 {
log.Default().Printf("Error in %s! [Code: %d] (%s)", deploy_error.where, deploy_error.code, deploy_error.details)
}
//syscall.Chdir(repository["name"].(string))
//syscall.Exec("lapis", []string{"serve"}, []string{"production"})
deploy_error = restartServer(repository["name"].(string))
if deploy_error.code != 0 {
log.Printf("Error in %s! [Code: %d] (%s) {Command output: '%s'}",
deploy_error.where, deploy_error.code, deploy_error.details, deploy_error.command_output)
}
}
func main() {