98 lines
2.8 KiB
Go
98 lines
2.8 KiB
Go
// package main is the main package for the LapisDeploy program
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package main
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import (
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"os/exec"
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"strings"
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"syscall"
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"log"
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"os"
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"fmt"
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"github.com/gogs/git-module"
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)
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// startAllServers attempts to start every server in 'sites_dir'
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func startAllServers(sites_dir string) DeployError {
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files, err := os.ReadDir(sites_dir)
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if err != nil {
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return newDeployError(1, "startAllServers",
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fmt.Sprintf("Failed to read sites from '%s'", sites_dir), fmt.Sprint(err))
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}
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for _, file := range files {
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if !file.IsDir() {
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continue
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}
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err := startServer(file.Name())
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if err.code != 0 {
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return err
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}
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}
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return DeployError{}
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}
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// startServer attempts to start a Lapis server in the given repository.
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func startServer(name string) DeployError {
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log.Printf("Starting Lapis server in repository %s...", name)
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old_cwd, _ := os.Getwd()
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defer syscall.Chdir(old_cwd)
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syscall.Chdir(configuration.sites_dir+"/"+name)
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cmd := exec.Command("lapis", "serve")
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if err := cmd.Start(); err != nil {
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return newDeployError(1, "startServer", fmt.Sprintf("Failed to start Lapis server in repository '%s'", name), "")
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}
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go func() {
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cmd.Wait()
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}()
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return DeployError{}
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}
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// restartServer attempts to restart the Lapis server in the given repository.
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func restartServer(name string) DeployError {
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log.Printf("Restarting Lapis server on repository %s...", name)
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old_cwd, _ := os.Getwd()
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defer syscall.Chdir(old_cwd)
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syscall.Chdir(configuration.sites_dir+"/"+name)
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out, err := exec.Command("lapis", "build").CombinedOutput()
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if err != nil {
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return newDeployError(1, "restartServer", fmt.Sprintf("Failed to run 'lapis build' in repository '%s'", name), string(out))
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}
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log.Printf("[lapis build] %s", out)
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if !strings.Contains(string(out), "HUP") {
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return newDeployError(1, "restartServer", "'lapis build' command returned unexpected value! (Lapis server not running?)", string(out))
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}
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return DeployError{}
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}
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// pullRepo attempts to pull or clone a repository using the given name and url
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func pullRepo(url string, name string) DeployError {
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exists, err := fileExists(configuration.sites_dir+"/"+name)
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if err != nil {
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return newDeployError(1, "fileExists",
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fmt.Sprintf("Failed to check whether folder '%s' exists while pulling down repository '%s'!", name, name), "")
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}
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if !exists {
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log.Printf("Cloning repository %s...", name)
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if err = git.Clone(url, configuration.sites_dir+"/"+name); err != nil {
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return newDeployError(1, "pullRepo", fmt.Sprintf("Failed to pull down repository '%s'", name), "")
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}
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if err := startServer(name); err.code != 0 {
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return err
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}
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} else {
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log.Printf("Pulling down repository %s...", name)
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repo,err := git.Open(configuration.sites_dir+"/"+name)
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if err != nil {
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return newDeployError(1, "pullRepo", fmt.Sprintf("Failed to open git repository '%s'", name), "")
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}
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repo.Pull()
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}
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return DeployError{}
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}
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