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

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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
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1
.gitignore vendored
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@ -1 +1,2 @@
lapisdeploy lapisdeploy
sites/

47
main.go
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@ -6,15 +6,22 @@ import (
"log" "log"
"net/http" "net/http"
"os" "os"
"os/exec"
"strings"
"syscall"
"github.com/gogs/git-module" "github.com/gogs/git-module"
) )
const sites_dir = "./sites"
type DeployError struct { type DeployError struct {
code int code int
where string where string
details 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 } 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. // 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{} return DeployError{}
} }
// pullRepo attempts to pull or clone a repository using the given name and url // pullRepo attempts to pull or clone a repository using the given name and url
func pullRepo(url string, name string) DeployError { func pullRepo(url string, name string) DeployError {
exists, err := fileExists(name) exists, err := fileExists(sites_dir+"/"+name)
if err != nil { if err != nil {
return newDeployError(1, "fileExists", 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 !exists {
if err = git.Clone(url, name); err != nil { log.Printf("Cloning repository %s...", name)
return newDeployError(1, "pullRepo", fmt.Sprintf("Failed to pull down 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 { } else {
repo,err := git.Open(name) log.Printf("Pulling down repository %s...", name)
repo,err := git.Open(sites_dir+"/"+name)
if err != nil { 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() repo.Pull()
} }
@ -56,15 +78,16 @@ func pullRepo(url string, name string) DeployError {
func handler(data map[string]interface{}) { func handler(data map[string]interface{}) {
repository := data["repository"].(map[string]interface{}) repository := data["repository"].(map[string]interface{})
log.Default().Printf("Repo: %s", repository["full_name"]) 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)) deploy_error := pullRepo(repository["ssh_url"].(string), repository["name"].(string))
if deploy_error.code != 0 { if deploy_error.code != 0 {
log.Default().Printf("Error in %s! [Code: %d] (%s)", deploy_error.where, deploy_error.code, deploy_error.details) log.Default().Printf("Error in %s! [Code: %d] (%s)", deploy_error.where, deploy_error.code, deploy_error.details)
} }
//syscall.Chdir(repository["name"].(string)) deploy_error = restartServer(repository["name"].(string))
//syscall.Exec("lapis", []string{"serve"}, []string{"production"}) 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() { func main() {