fix pipe closed issue, and a lot of other stuff

This commit is contained in:
Zoe
2024-12-14 02:49:05 -06:00
parent 7689999413
commit de22bd20c9
23 changed files with 1032 additions and 795 deletions

113
cmd/flux/handlers/delete.go Normal file
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@@ -0,0 +1,113 @@
package handlers
import (
"fmt"
"io"
"net/http"
"strings"
"github.com/briandowns/spinner"
"github.com/juls0730/flux/cmd/flux/models"
"github.com/juls0730/flux/pkg"
)
func DeleteCommand(seekingHelp bool, config models.Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *models.CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux delete [project-name | all]
Options:
project-name: The name of the project to delete
all: Delete all projects
Flux will delete the deployment of the app in the current directory or the specified project.`)
return nil
}
if len(args) == 1 {
if args[0] == "all" {
var response string
fmt.Print("Are you sure you want to delete all projects? this will delete all volumes and containers associated and cannot be undone. \n[y/N] ")
fmt.Scanln(&response)
if strings.ToLower(response) != "y" {
fmt.Println("Aborting...")
return nil
}
response = ""
fmt.Printf("Are you really sure you want to delete all projects? \n[y/N] ")
fmt.Scanln(&response)
if strings.ToLower(response) != "y" {
fmt.Println("Aborting...")
return nil
}
req, err := http.NewRequest("DELETE", config.DeamonURL+"/deployments", nil)
if err != nil {
return fmt.Errorf("failed to delete deployments: %v", err)
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return fmt.Errorf("failed to delete deployments: %v", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("delete failed: %s", responseBody)
}
fmt.Printf("Successfully deleted all projects\n")
return nil
}
}
projectName, err := GetProjectName("delete", args)
if err != nil {
return err
}
// ask for confirmation
fmt.Printf("Are you sure you want to delete %s? this will delete all volumes and containers associated with the deployment, and cannot be undone. \n[y/N] ", projectName)
var response string
fmt.Scanln(&response)
if strings.ToLower(response) != "y" {
fmt.Println("Aborting...")
return nil
}
req, err := http.NewRequest("DELETE", config.DeamonURL+"/deployments/"+projectName, nil)
if err != nil {
return fmt.Errorf("failed to delete app: %v", err)
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return fmt.Errorf("failed to delete app: %v", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("delete failed: %s", responseBody)
}
fmt.Printf("Successfully deleted %s\n", projectName)
return nil
}

254
cmd/flux/handlers/deploy.go Normal file
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@@ -0,0 +1,254 @@
package handlers
import (
"archive/tar"
"bufio"
"bytes"
"compress/gzip"
"encoding/json"
"fmt"
"io"
"mime/multipart"
"net/http"
"os"
"path/filepath"
"regexp"
"strings"
"github.com/briandowns/spinner"
"github.com/juls0730/flux/cmd/flux/models"
"github.com/juls0730/flux/pkg"
)
func matchesIgnorePattern(path string, info os.FileInfo, patterns []string) bool {
normalizedPath := filepath.ToSlash(path)
normalizedPath = strings.TrimPrefix(normalizedPath, "./")
for _, pattern := range patterns {
pattern = strings.TrimSpace(pattern)
if pattern == "" || strings.HasPrefix(pattern, "#") {
continue
}
regexPattern := convertGitignorePatternToRegex(pattern)
matched, err := regexp.MatchString(regexPattern, normalizedPath)
if err == nil && matched {
if strings.HasSuffix(pattern, "/") && info.IsDir() {
return true
}
if !info.IsDir() {
dir := filepath.Dir(normalizedPath)
for dir != "." && dir != "/" {
dirPattern := convertGitignorePatternToRegex(pattern)
if matched, _ := regexp.MatchString(dirPattern, filepath.ToSlash(dir)); matched {
return true
}
dir = filepath.Dir(dir)
}
}
return true
}
}
return false
}
func convertGitignorePatternToRegex(pattern string) string {
pattern = strings.TrimSuffix(pattern, "/")
pattern = regexp.QuoteMeta(pattern)
pattern = strings.ReplaceAll(pattern, "\\*\\*", ".*")
pattern = strings.ReplaceAll(pattern, "\\*", "[^/]*")
pattern = strings.ReplaceAll(pattern, "\\?", ".")
pattern = "(^|.*/)" + pattern + "(/.*)?$"
return pattern
}
func compressDirectory(compression pkg.Compression) ([]byte, error) {
var buf bytes.Buffer
var err error
var ignoredFiles []string
fluxIgnore, err := os.Open(".fluxignore")
if err != nil {
if !os.IsNotExist(err) {
return nil, err
}
}
if fluxIgnore != nil {
defer fluxIgnore.Close()
scanner := bufio.NewScanner(fluxIgnore)
for scanner.Scan() {
ignoredFiles = append(ignoredFiles, scanner.Text())
}
}
var gzWriter *gzip.Writer
if compression.Enabled {
gzWriter, err = gzip.NewWriterLevel(&buf, compression.Level)
if err != nil {
return nil, err
}
}
var tarWriter *tar.Writer
if gzWriter != nil {
tarWriter = tar.NewWriter(gzWriter)
} else {
tarWriter = tar.NewWriter(&buf)
}
err = filepath.Walk(".", func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if path == "flux.json" || info.IsDir() || matchesIgnorePattern(path, info, ignoredFiles) {
return nil
}
header, err := tar.FileInfoHeader(info, "")
if err != nil {
return err
}
header.Name = path
if err = tarWriter.WriteHeader(header); err != nil {
return err
}
if !info.IsDir() {
file, err := os.Open(path)
if err != nil {
return err
}
defer file.Close()
if _, err = io.Copy(tarWriter, file); err != nil {
return err
}
}
return nil
})
if err != nil {
return nil, err
}
if err = tarWriter.Close(); err != nil {
return nil, err
}
if gzWriter != nil {
if err = gzWriter.Close(); err != nil {
return nil, err
}
}
return buf.Bytes(), nil
}
func DeployCommand(seekingHelp bool, config models.Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *models.CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux deploy
Flux will deploy the app in the current directory, and start routing traffic to it.`)
return nil
}
if _, err := os.Stat("flux.json"); err != nil {
return fmt.Errorf("no flux.json found, please run flux init first")
}
loadingSpinner.Suffix = " Deploying"
loadingSpinner.Start()
buf, err := compressDirectory(info.Compression)
if err != nil {
return fmt.Errorf("failed to compress directory: %v", err)
}
body := &bytes.Buffer{}
writer := multipart.NewWriter(body)
configPart, err := writer.CreateFormFile("config", "flux.json")
if err != nil {
return fmt.Errorf("failed to create config part: %v", err)
}
fluxConfigFile, err := os.Open("flux.json")
if err != nil {
return fmt.Errorf("failed to open flux.json: %v", err)
}
defer fluxConfigFile.Close()
if _, err := io.Copy(configPart, fluxConfigFile); err != nil {
return fmt.Errorf("failed to write config part: %v", err)
}
codePart, err := writer.CreateFormFile("code", "code.tar.gz")
if err != nil {
return fmt.Errorf("failed to create code part: %v", err)
}
if _, err := codePart.Write(buf); err != nil {
return fmt.Errorf("failed to write code part: %v", err)
}
if err := writer.Close(); err != nil {
return fmt.Errorf("failed to close writer: %v", err)
}
req, err := http.NewRequest("POST", config.DeamonURL+"/deploy", body)
req.Header.Set("Content-Type", writer.FormDataContentType())
if err != nil {
return fmt.Errorf("failed to create request: %v", err)
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return fmt.Errorf("failed to send request: %v", err)
}
defer resp.Body.Close()
customWriter := models.NewCustomStdout(spinnerWriter)
scanner := bufio.NewScanner(resp.Body)
var event string
var data pkg.DeploymentEvent
var line string
for scanner.Scan() {
line = scanner.Text()
if strings.HasPrefix(line, "data: ") {
if err := json.Unmarshal([]byte(line[6:]), &data); err != nil {
return fmt.Errorf("failed to parse deployment event: %v", err)
}
switch event {
case "complete":
loadingSpinner.Stop()
fmt.Printf("App %s deployed successfully!\n", data.Message.(map[string]interface{})["name"])
return nil
case "cmd_output":
customWriter.Printf("... %s\n", data.Message)
case "error":
loadingSpinner.Stop()
return fmt.Errorf("deployment failed: %s", data.Message)
default:
customWriter.Printf("%s\n", data.Message)
}
event = ""
} else if strings.HasPrefix(line, "event: ") {
event = strings.TrimPrefix(line, "event: ")
}
}
// the stream closed, but we didnt get a "complete" event
line = strings.TrimSuffix(line, "\n")
return fmt.Errorf("deploy failed: %s", line)
}

73
cmd/flux/handlers/init.go Normal file
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@@ -0,0 +1,73 @@
package handlers
import (
"encoding/json"
"fmt"
"os"
"strconv"
"strings"
"github.com/briandowns/spinner"
"github.com/juls0730/flux/cmd/flux/models"
"github.com/juls0730/flux/pkg"
)
func InitCommand(seekingHelp bool, config models.Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *models.CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux init [project-name]
Options:
project-name: The name of the project to initialize
Flux will initialize a new project in the current directory or the specified project.`)
return nil
}
var projectConfig pkg.ProjectConfig
var response string
if len(args) > 1 {
response = args[0]
} else {
fmt.Println("What is the name of your project?")
fmt.Scanln(&response)
}
projectConfig.Name = response
fmt.Println("What URL should your project listen to?")
fmt.Scanln(&response)
if strings.HasPrefix(response, "http") {
response = strings.TrimPrefix(response, "http://")
response = strings.TrimPrefix(response, "https://")
}
response = strings.Split(response, "/")[0]
projectConfig.Url = response
fmt.Println("What port does your project listen to?")
fmt.Scanln(&response)
port, err := strconv.ParseUint(response, 10, 16)
portErr := fmt.Errorf("that doesnt look like a valid port, try a number between 1024 and 65535")
if port > 65535 {
return portErr
}
projectConfig.Port = uint16(port)
if err != nil || projectConfig.Port < 1024 {
return portErr
}
configBytes, err := json.MarshalIndent(projectConfig, "", " ")
if err != nil {
return fmt.Errorf("failed to parse project config: %v", err)
}
os.WriteFile("flux.json", configBytes, 0644)
fmt.Printf("Successfully initialized project %s\n", projectConfig.Name)
return nil
}

55
cmd/flux/handlers/list.go Normal file
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@@ -0,0 +1,55 @@
package handlers
import (
"encoding/json"
"fmt"
"io"
"net/http"
"strings"
"github.com/briandowns/spinner"
"github.com/juls0730/flux/cmd/flux/models"
"github.com/juls0730/flux/pkg"
)
func ListCommand(seekingHelp bool, config models.Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *models.CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux list
Flux will list all the apps in the daemon.`)
return nil
}
resp, err := http.Get(config.DeamonURL + "/apps")
if err != nil {
return fmt.Errorf("failed to get apps: %v", err)
}
if resp.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("list failed: %s", responseBody)
}
var apps []pkg.App
if err := json.NewDecoder(resp.Body).Decode(&apps); err != nil {
return fmt.Errorf("failed to decode apps: %v", err)
}
if len(apps) == 0 {
fmt.Println("No apps found")
return nil
}
for _, app := range apps {
fmt.Printf("%s (%s)\n", app.Name, app.DeploymentStatus)
}
return nil
}

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@@ -0,0 +1,36 @@
package handlers
import (
"encoding/json"
"fmt"
"os"
"github.com/juls0730/flux/pkg"
)
func GetProjectName(command string, args []string) (string, error) {
var projectName string
if len(args) == 0 {
if _, err := os.Stat("flux.json"); err != nil {
return "", fmt.Errorf("usage: flux %[1]s <app name>, or run flux %[1]s in the project directory", command)
}
fluxConfigFile, err := os.Open("flux.json")
if err != nil {
return "", fmt.Errorf("failed to open flux.json: %v", err)
}
defer fluxConfigFile.Close()
var config pkg.ProjectConfig
if err := json.NewDecoder(fluxConfigFile).Decode(&config); err != nil {
return "", fmt.Errorf("failed to decode flux.json: %v", err)
}
projectName = config.Name
} else {
projectName = args[0]
}
return projectName, nil
}

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@@ -0,0 +1,48 @@
package handlers
import (
"fmt"
"io"
"net/http"
"strings"
"github.com/briandowns/spinner"
"github.com/juls0730/flux/cmd/flux/models"
"github.com/juls0730/flux/pkg"
)
func StartCommand(seekingHelp bool, config models.Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *models.CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux start
Flux will start the deployment of the app in the current directory.`)
return nil
}
projectName, err := GetProjectName("start", args)
if err != nil {
return err
}
req, err := http.Post(config.DeamonURL+"/start/"+projectName, "application/json", nil)
if err != nil {
return fmt.Errorf("failed to start app: %v", err)
}
defer req.Body.Close()
if req.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(req.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("start failed: %s", responseBody)
}
fmt.Printf("Successfully started %s\n", projectName)
return nil
}

47
cmd/flux/handlers/stop.go Normal file
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@@ -0,0 +1,47 @@
package handlers
import (
"fmt"
"io"
"net/http"
"strings"
"github.com/briandowns/spinner"
"github.com/juls0730/flux/cmd/flux/models"
"github.com/juls0730/flux/pkg"
)
func StopCommand(seekingHelp bool, config models.Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *models.CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux stop
Flux will stop the deployment of the app in the current directory.`)
return nil
}
projectName, err := GetProjectName("stop", args)
if err != nil {
return err
}
req, err := http.Post(config.DeamonURL+"/stop/"+projectName, "application/json", nil)
if err != nil {
return fmt.Errorf("failed to stop app: %v", err)
}
defer req.Body.Close()
if req.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(req.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("stop failed: %s", responseBody)
}
fmt.Printf("Successfully stopped %s\n", projectName)
return nil
}

View File

@@ -1,27 +1,20 @@
package main
import (
"archive/tar"
"bufio"
"bytes"
"compress/gzip"
_ "embed"
"encoding/json"
"fmt"
"io"
"mime/multipart"
"net/http"
"os"
"os/signal"
"path/filepath"
"regexp"
"strconv"
"strings"
"sync"
"time"
"github.com/agnivade/levenshtein"
"github.com/briandowns/spinner"
"github.com/juls0730/flux/cmd/flux/handlers"
"github.com/juls0730/flux/cmd/flux/models"
"github.com/juls0730/flux/pkg"
)
@@ -30,613 +23,6 @@ var config []byte
var configPath = filepath.Join(os.Getenv("HOME"), "/.config/flux")
type Config struct {
DeamonURL string `json:"deamon_url"`
}
func matchesIgnorePattern(path string, info os.FileInfo, patterns []string) bool {
normalizedPath := filepath.ToSlash(path)
normalizedPath = strings.TrimPrefix(normalizedPath, "./")
for _, pattern := range patterns {
pattern = strings.TrimSpace(pattern)
if pattern == "" || strings.HasPrefix(pattern, "#") {
continue
}
regexPattern := convertGitignorePatternToRegex(pattern)
matched, err := regexp.MatchString(regexPattern, normalizedPath)
if err == nil && matched {
if strings.HasSuffix(pattern, "/") && info.IsDir() {
return true
}
if !info.IsDir() {
dir := filepath.Dir(normalizedPath)
for dir != "." && dir != "/" {
dirPattern := convertGitignorePatternToRegex(pattern)
if matched, _ := regexp.MatchString(dirPattern, filepath.ToSlash(dir)); matched {
return true
}
dir = filepath.Dir(dir)
}
}
return true
}
}
return false
}
func convertGitignorePatternToRegex(pattern string) string {
pattern = strings.TrimSuffix(pattern, "/")
pattern = regexp.QuoteMeta(pattern)
pattern = strings.ReplaceAll(pattern, "\\*\\*", ".*")
pattern = strings.ReplaceAll(pattern, "\\*", "[^/]*")
pattern = strings.ReplaceAll(pattern, "\\?", ".")
pattern = "(^|.*/)" + pattern + "(/.*)?$"
return pattern
}
func compressDirectory(compression pkg.Compression) ([]byte, error) {
var buf bytes.Buffer
var err error
var ignoredFiles []string
fluxIgnore, err := os.Open(".fluxignore")
if err != nil {
if !os.IsNotExist(err) {
return nil, err
}
}
if fluxIgnore != nil {
defer fluxIgnore.Close()
scanner := bufio.NewScanner(fluxIgnore)
for scanner.Scan() {
ignoredFiles = append(ignoredFiles, scanner.Text())
}
}
var gzWriter *gzip.Writer
if compression.Enabled {
gzWriter, err = gzip.NewWriterLevel(&buf, compression.Level)
if err != nil {
return nil, err
}
}
var tarWriter *tar.Writer
if gzWriter != nil {
tarWriter = tar.NewWriter(gzWriter)
} else {
tarWriter = tar.NewWriter(&buf)
}
err = filepath.Walk(".", func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if path == "flux.json" || info.IsDir() || matchesIgnorePattern(path, info, ignoredFiles) {
return nil
}
header, err := tar.FileInfoHeader(info, "")
if err != nil {
return err
}
header.Name = path
if err = tarWriter.WriteHeader(header); err != nil {
return err
}
if !info.IsDir() {
file, err := os.Open(path)
if err != nil {
return err
}
defer file.Close()
if _, err = io.Copy(tarWriter, file); err != nil {
return err
}
}
return nil
})
if err != nil {
return nil, err
}
if err = tarWriter.Close(); err != nil {
return nil, err
}
if gzWriter != nil {
if err = gzWriter.Close(); err != nil {
return nil, err
}
}
return buf.Bytes(), nil
}
func arrayContains(arr []string, str string) bool {
for _, a := range arr {
if a == str {
return true
}
}
return false
}
func getProjectName(command string, args []string) (string, error) {
var projectName string
if len(args) == 0 {
if _, err := os.Stat("flux.json"); err != nil {
return "", fmt.Errorf("usage: flux %[1]s <app name>, or run flux %[1]s in the project directory", command)
}
fluxConfigFile, err := os.Open("flux.json")
if err != nil {
return "", fmt.Errorf("failed to open flux.json: %v", err)
}
defer fluxConfigFile.Close()
var config pkg.ProjectConfig
if err := json.NewDecoder(fluxConfigFile).Decode(&config); err != nil {
return "", fmt.Errorf("failed to decode flux.json: %v", err)
}
projectName = config.Name
} else {
projectName = args[0]
}
return projectName, nil
}
type CustomSpinnerWriter struct {
currentSpinnerMsg string
lock sync.Mutex
}
func (w *CustomSpinnerWriter) Write(p []byte) (n int, err error) {
w.lock.Lock()
defer w.lock.Unlock()
n, err = os.Stdout.Write(p)
if err != nil {
return n, err
}
w.currentSpinnerMsg = string(p)
return len(p), nil
}
type CustomStdout struct {
spinner *CustomSpinnerWriter
lock sync.Mutex
}
func (w *CustomStdout) Write(p []byte) (n int, err error) {
w.lock.Lock()
defer w.lock.Unlock()
n, err = os.Stdout.Write([]byte(fmt.Sprintf("\033[2K\r%s", p)))
if err != nil {
return n, err
}
nn, err := os.Stdout.Write([]byte(w.spinner.currentSpinnerMsg))
if err != nil {
return n, err
}
n = nn + n
return n, nil
}
func (w *CustomStdout) Printf(format string, a ...interface{}) (n int, err error) {
str := fmt.Sprintf(format, a...)
return w.Write([]byte(str))
}
func DeployCommand(seekingHelp bool, config Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux deploy
Flux will deploy the app in the current directory, and start routing traffic to it.`)
return nil
}
if _, err := os.Stat("flux.json"); err != nil {
return fmt.Errorf("no flux.json found, please run flux init first")
}
loadingSpinner.Suffix = " Deploying"
loadingSpinner.Start()
buf, err := compressDirectory(info.Compression)
if err != nil {
return fmt.Errorf("failed to compress directory: %v", err)
}
body := &bytes.Buffer{}
writer := multipart.NewWriter(body)
configPart, err := writer.CreateFormFile("config", "flux.json")
if err != nil {
return fmt.Errorf("failed to create config part: %v", err)
}
fluxConfigFile, err := os.Open("flux.json")
if err != nil {
return fmt.Errorf("failed to open flux.json: %v", err)
}
defer fluxConfigFile.Close()
if _, err := io.Copy(configPart, fluxConfigFile); err != nil {
return fmt.Errorf("failed to write config part: %v", err)
}
codePart, err := writer.CreateFormFile("code", "code.tar.gz")
if err != nil {
return fmt.Errorf("failed to create code part: %v", err)
}
if _, err := codePart.Write(buf); err != nil {
return fmt.Errorf("failed to write code part: %v", err)
}
if err := writer.Close(); err != nil {
return fmt.Errorf("failed to close writer: %v", err)
}
req, err := http.NewRequest("POST", config.DeamonURL+"/deploy", body)
req.Header.Set("Content-Type", writer.FormDataContentType())
if err != nil {
return fmt.Errorf("failed to create request: %v", err)
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return fmt.Errorf("failed to send request: %v", err)
}
defer resp.Body.Close()
customWriter := &CustomStdout{
spinner: spinnerWriter,
lock: sync.Mutex{},
}
scanner := bufio.NewScanner(resp.Body)
var event string
var data pkg.DeploymentEvent
for scanner.Scan() {
line := scanner.Text()
if strings.HasPrefix(line, "data: ") {
if err := json.Unmarshal([]byte(line[6:]), &data); err != nil {
return fmt.Errorf("failed to parse deployment event: %v", err)
}
switch event {
case "complete":
loadingSpinner.Stop()
var deploymentResponse struct {
App pkg.App `json:"app"`
}
if err := json.Unmarshal([]byte(data.Message), &deploymentResponse); err != nil {
return fmt.Errorf("failed to parse deployment response: %v", err)
}
fmt.Printf("App %s deployed successfully!\n", deploymentResponse.App.Name)
return nil
case "cmd_output":
customWriter.Printf("... %s\n", data.Message)
case "error":
loadingSpinner.Stop()
return fmt.Errorf("deployment failed: %s", data.Message)
default:
customWriter.Printf("%s\n", data.Message)
}
event = ""
} else if strings.HasPrefix(line, "event: ") {
event = strings.TrimPrefix(line, "event: ")
}
}
if resp.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("deploy failed: %s", responseBody)
}
return nil
}
func StopCommand(seekingHelp bool, config Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux stop
Flux will stop the deployment of the app in the current directory.`)
return nil
}
projectName, err := getProjectName("stop", args)
if err != nil {
return err
}
req, err := http.Post(config.DeamonURL+"/stop/"+projectName, "application/json", nil)
if err != nil {
return fmt.Errorf("failed to stop app: %v", err)
}
defer req.Body.Close()
if req.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(req.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("stop failed: %s", responseBody)
}
fmt.Printf("Successfully stopped %s\n", projectName)
return nil
}
func StartCommand(seekingHelp bool, config Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux start
Flux will start the deployment of the app in the current directory.`)
return nil
}
projectName, err := getProjectName("start", args)
if err != nil {
return err
}
req, err := http.Post(config.DeamonURL+"/start/"+projectName, "application/json", nil)
if err != nil {
return fmt.Errorf("failed to start app: %v", err)
}
defer req.Body.Close()
if req.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(req.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("start failed: %s", responseBody)
}
fmt.Printf("Successfully started %s\n", projectName)
return nil
}
func DeleteCommand(seekingHelp bool, config Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux delete [project-name | all]
Options:
project-name: The name of the project to delete
all: Delete all projects
Flux will delete the deployment of the app in the current directory or the specified project.`)
return nil
}
if len(args) == 1 {
if args[0] == "all" {
var response string
fmt.Print("Are you sure you want to delete all projects? this will delete all volumes and containers associated and cannot be undone. \n[y/N] ")
fmt.Scanln(&response)
if strings.ToLower(response) != "y" {
fmt.Println("Aborting...")
return nil
}
response = ""
fmt.Printf("Are you really sure you want to delete all projects? \n[y/N] ")
fmt.Scanln(&response)
if strings.ToLower(response) != "y" {
fmt.Println("Aborting...")
return nil
}
req, err := http.NewRequest("DELETE", config.DeamonURL+"/deployments", nil)
if err != nil {
return fmt.Errorf("failed to delete deployments: %v", err)
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return fmt.Errorf("failed to delete deployments: %v", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("delete failed: %s", responseBody)
}
fmt.Printf("Successfully deleted all projects\n")
return nil
}
}
projectName, err := getProjectName("delete", args)
if err != nil {
return err
}
// ask for confirmation
fmt.Printf("Are you sure you want to delete %s? this will delete all volumes and containers associated with the deployment, and cannot be undone. \n[y/N] ", projectName)
var response string
fmt.Scanln(&response)
if strings.ToLower(response) != "y" {
fmt.Println("Aborting...")
return nil
}
req, err := http.NewRequest("DELETE", config.DeamonURL+"/deployments/"+projectName, nil)
if err != nil {
return fmt.Errorf("failed to delete app: %v", err)
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return fmt.Errorf("failed to delete app: %v", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("delete failed: %s", responseBody)
}
fmt.Printf("Successfully deleted %s\n", projectName)
return nil
}
func ListCommand(seekingHelp bool, config Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux list
Flux will list all the apps in the daemon.`)
return nil
}
resp, err := http.Get(config.DeamonURL + "/apps")
if err != nil {
return fmt.Errorf("failed to get apps: %v", err)
}
if resp.StatusCode != http.StatusOK {
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("error reading response body: %v", err)
}
responseBody = []byte(strings.TrimSuffix(string(responseBody), "\n"))
return fmt.Errorf("list failed: %s", responseBody)
}
var apps []pkg.App
if err := json.NewDecoder(resp.Body).Decode(&apps); err != nil {
return fmt.Errorf("failed to decode apps: %v", err)
}
if len(apps) == 0 {
fmt.Println("No apps found")
return nil
}
for _, app := range apps {
fmt.Printf("%s (%s)\n", app.Name, app.DeploymentStatus)
}
return nil
}
func InitCommand(seekingHelp bool, config Config, info pkg.Info, loadingSpinner *spinner.Spinner, spinnerWriter *CustomSpinnerWriter, args []string) error {
if seekingHelp {
fmt.Println(`Usage:
flux init [project-name]
Options:
project-name: The name of the project to initialize
Flux will initialize a new project in the current directory or the specified project.`)
return nil
}
var projectConfig pkg.ProjectConfig
var response string
if len(args) > 1 {
response = args[0]
} else {
fmt.Println("What is the name of your project?")
fmt.Scanln(&response)
}
projectConfig.Name = response
fmt.Println("What URL should your project listen to?")
fmt.Scanln(&response)
if strings.HasPrefix(response, "http") {
response = strings.TrimPrefix(response, "http://")
response = strings.TrimPrefix(response, "https://")
}
response = strings.Split(response, "/")[0]
projectConfig.Url = response
fmt.Println("What port does your project listen to?")
fmt.Scanln(&response)
port, err := strconv.ParseUint(response, 10, 16)
projectConfig.Port = uint16(port)
if err != nil || projectConfig.Port < 1 || projectConfig.Port > 65535 {
return fmt.Errorf("that doesnt look like a valid port, try a number between 1 and 65535")
}
configBytes, err := json.MarshalIndent(projectConfig, "", " ")
if err != nil {
return fmt.Errorf("failed to parse project config: %v", err)
}
os.WriteFile("flux.json", configBytes, 0644)
fmt.Printf("Successfully initialized project %s\n", projectConfig.Name)
return nil
}
var helpStr = `Usage:
flux <command>
@@ -656,16 +42,16 @@ Use "flux <command> --help" for more information about a command.`
var maxDistance = 3
type CommandHandler struct {
commands map[string]func(bool, Config, pkg.Info, *spinner.Spinner, *CustomSpinnerWriter, []string) error
commands map[string]func(bool, models.Config, pkg.Info, *spinner.Spinner, *models.CustomSpinnerWriter, []string) error
}
func (h *CommandHandler) RegisterCmd(name string, handler func(bool, Config, pkg.Info, *spinner.Spinner, *CustomSpinnerWriter, []string) error) {
func (h *CommandHandler) RegisterCmd(name string, handler func(bool, models.Config, pkg.Info, *spinner.Spinner, *models.CustomSpinnerWriter, []string) error) {
h.commands[name] = handler
}
func runCommand(command string, args []string, config Config, info pkg.Info, cmdHandler CommandHandler, try int) error {
func runCommand(command string, args []string, config models.Config, info pkg.Info, cmdHandler CommandHandler, try int) error {
if try == 2 {
return fmt.Errorf("Unknown command: %s", command)
return fmt.Errorf("unknown command: %s", command)
}
seekingHelp := false
@@ -674,12 +60,9 @@ func runCommand(command string, args []string, config Config, info pkg.Info, cmd
args = args[:len(args)-1]
}
spinnerWriter := CustomSpinnerWriter{
currentSpinnerMsg: "",
lock: sync.Mutex{},
}
spinnerWriter := models.NewCustomSpinnerWriter()
loadingSpinner := spinner.New(spinner.CharSets[14], 100*time.Millisecond, spinner.WithWriter(&spinnerWriter))
loadingSpinner := spinner.New(spinner.CharSets[14], 100*time.Millisecond, spinner.WithWriter(spinnerWriter))
defer func() {
if loadingSpinner.Active() {
loadingSpinner.Stop()
@@ -699,7 +82,7 @@ func runCommand(command string, args []string, config Config, info pkg.Info, cmd
handler, ok := cmdHandler.commands[command]
if ok {
return handler(seekingHelp, config, info, loadingSpinner, &spinnerWriter, args)
return handler(seekingHelp, config, info, loadingSpinner, spinnerWriter, args)
}
// diff the command against the list of commands and if we find a command that is more than 80% similar, ask if that's what the user meant
@@ -758,7 +141,7 @@ func main() {
}
}
var config Config
var config models.Config
configBytes, err := os.ReadFile(filepath.Join(configPath, "config.json"))
if err != nil {
fmt.Printf("Failed to read config file: %v\n", err)
@@ -797,14 +180,14 @@ func main() {
}
cmdHandler := CommandHandler{
commands: make(map[string]func(bool, Config, pkg.Info, *spinner.Spinner, *CustomSpinnerWriter, []string) error),
commands: make(map[string]func(bool, models.Config, pkg.Info, *spinner.Spinner, *models.CustomSpinnerWriter, []string) error),
}
cmdHandler.RegisterCmd("deploy", DeployCommand)
cmdHandler.RegisterCmd("stop", StopCommand)
cmdHandler.RegisterCmd("start", StartCommand)
cmdHandler.RegisterCmd("delete", DeleteCommand)
cmdHandler.RegisterCmd("init", InitCommand)
cmdHandler.RegisterCmd("deploy", handlers.DeployCommand)
cmdHandler.RegisterCmd("stop", handlers.StopCommand)
cmdHandler.RegisterCmd("start", handlers.StartCommand)
cmdHandler.RegisterCmd("delete", handlers.DeleteCommand)
cmdHandler.RegisterCmd("init", handlers.InitCommand)
err = runCommand(command, args, config, info, cmdHandler, 0)
if err != nil {

View File

@@ -0,0 +1,5 @@
package models
type Config struct {
DeamonURL string `json:"deamon_url"`
}

View File

@@ -0,0 +1,69 @@
package models
import (
"fmt"
"os"
"sync"
)
type CustomSpinnerWriter struct {
currentSpinnerMsg string
lock sync.Mutex
}
func NewCustomSpinnerWriter() *CustomSpinnerWriter {
return &CustomSpinnerWriter{
currentSpinnerMsg: "",
lock: sync.Mutex{},
}
}
func (w *CustomSpinnerWriter) Write(p []byte) (n int, err error) {
w.lock.Lock()
defer w.lock.Unlock()
n, err = os.Stdout.Write(p)
if err != nil {
return n, err
}
w.currentSpinnerMsg = string(p)
return len(p), nil
}
type CustomStdout struct {
spinner *CustomSpinnerWriter
lock sync.Mutex
}
func NewCustomStdout(spinner *CustomSpinnerWriter) *CustomStdout {
return &CustomStdout{
spinner: spinner,
lock: sync.Mutex{},
}
}
func (w *CustomStdout) Write(p []byte) (n int, err error) {
w.lock.Lock()
defer w.lock.Unlock()
n, err = os.Stdout.Write([]byte(fmt.Sprintf("\033[2K\r%s", p)))
if err != nil {
return n, err
}
nn, err := os.Stdout.Write([]byte(w.spinner.currentSpinnerMsg))
if err != nil {
return n, err
}
n = nn + n
return n, nil
}
func (w *CustomStdout) Printf(format string, a ...interface{}) (n int, err error) {
str := fmt.Sprintf(format, a...)
return w.Write([]byte(str))
}

View File

@@ -1,15 +1,16 @@
package main
import (
"log"
"net/http"
_ "net/http/pprof"
"github.com/juls0730/flux/server"
"go.uber.org/zap"
)
func main() {
fluxServer := server.NewServer()
defer fluxServer.Stop()
http.HandleFunc("POST /deploy", fluxServer.DeployHandler)
http.HandleFunc("DELETE /deployments", fluxServer.DeleteAllDeploymentsHandler)
@@ -19,6 +20,9 @@ func main() {
http.HandleFunc("GET /apps", fluxServer.ListAppsHandler)
http.HandleFunc("GET /heartbeat", fluxServer.DaemonInfoHandler)
log.Printf("Fluxd started on http://127.0.0.1:5647\n")
log.Fatal(http.ListenAndServe(":5647", nil))
fluxServer.Logger.Info("Fluxd started on http://127.0.0.1:5647")
err := http.ListenAndServe(":5647", nil)
if err != nil {
fluxServer.Logger.Fatalf("Failed to start server: %v", zap.Error(err))
}
}