func GetLocalShell() (*sh.Shell, error) {
apiAddress := os.Getenv("IPFS_API")
if apiAddress != "" {
// IPFS_API takes priority.
return sh.NewShell(apiAddress), nil
}
apiFilePath := ""
ipath := os.Getenv("IPFS_PATH")
if ipath != "" {
apiFilePath = filepath.Join(ipath, "api")
}
home, err := hd.Dir() // Get home directory
if err == nil {
apiFilePath = filepath.Join(home, ".ipfs", "api")
}
// Read the file (hopefully) containing the location of an ipfs daemon
apiFileContent, err := ioutil.ReadFile(apiFilePath)
if err != nil {
return nil, err
}
multiAddr := strings.Trim(string(apiFileContent), "\n\t ")
apiAddress, err = multiaddrToNormal(multiAddr)
if err != nil {
return nil, err
}
return sh.NewShell(apiAddress), nil
}
func getLocalApiShell() (*sh.Shell, error) {
ipath := os.Getenv("IPFS_PATH")
if ipath == "" {
home := os.Getenv("HOME")
if home == "" {
return nil, errors.New("neither IPFS_PATH nor home dir set")
}
ipath = filepath.Join(home, ".ipfs")
}
apifile := filepath.Join(ipath, "api")
data, err := ioutil.ReadFile(apifile)
if err != nil {
return nil, err
}
addr := strings.Trim(string(data), "\n\t ")
host, err := multiaddrToNormal(addr)
if err != nil {
return nil, err
}
return sh.NewShell(host), nil
}
func GetCurrentVersion() (string, error) {
fix := func(s string) string {
if !strings.HasPrefix(s, "v") {
s = "v" + s
}
return s
}
// try checking a locally running daemon first
apiurl, err := util.ApiEndpoint(util.IpfsDir())
if err == nil {
sh := api.NewShell(apiurl)
v, _, err := sh.Version()
if err == nil {
return fix(v), nil
}
}
stump.VLog("daemon check failed: %s", err)
_, err = exec.LookPath("ipfs")
if err != nil {
return "none", nil
}
// try running the ipfs binary in the users path
out, err := exec.Command("ipfs", "version", "-n").CombinedOutput()
if err != nil {
return "", fmt.Errorf("version check failed: %s - %s", string(out), err)
}
return fix(strings.Trim(string(out), " \n\t")), nil
}
func Fetch(ipfspath string) (io.ReadCloser, error) {
sh := api.NewShell("http://localhost:5001")
if sh.IsUp() {
return sh.Cat(ipfspath)
}
return httpFetch(gateway + ipfspath)
}
func NewShell() *sh.Shell {
os.Getenv("IPFS_API")
ash, err := getLocalApiShell()
if err == nil {
return ash
}
return sh.NewShell("ipfs.io")
}
func getApiShell() (Shell, error) {
apiShell := api.NewShell("http://127.0.0.1:5001")
_, _, err := apiShell.Version()
if err != nil {
return nil, err
}
return apiShell, nil
}
func NewApiShell() (Shell, error) {
addr, err := apiAddr()
if err != nil {
return nil, err
}
apiShell := api.NewShell(addr)
_, _, err = apiShell.Version()
if err != nil {
return nil, err
}
return apiShell, nil
}
func GetCurrentVersion() (string, error) {
// try checking a locally running daemon first
sh := api.NewShell("http://localhost:5001")
v, _, err := sh.Version()
if err == nil {
return v, nil
}
fmt.Println("daemon check failed: ", err)
// try running the ipfs binary in the users path
out, err := exec.Command("ipfs", "version", "-n").CombinedOutput()
if err != nil {
return "", fmt.Errorf("version check failed: %s - %s", string(out), err)
}
return string(out), nil
}
func Fetch(ipfspath string) (io.ReadCloser, error) {
stump.VLog(" - fetching %q", ipfspath)
ep, err := ApiEndpoint(IpfsDir())
if err == nil {
sh := api.NewShell(ep)
if sh.IsUp() {
stump.VLog(" - using local ipfs daemon for transfer")
rc, err := sh.Cat(ipfspath)
if err != nil {
return nil, err
}
return newLimitReadCloser(rc, fetchSizeLimit), nil
}
}
return httpFetch(GlobalGatewayUrl + ipfspath)
}
func main() {
sh := api.NewShell("localhost:5001")
r := &Registry{
pkgs: make(map[string]*Package),
sh: sh,
}
err := r.tryLoad(regname)
if err != nil {
Fatal(err)
}
pkgT := hb.Trigger{
func(b *hb.Bot, mes *hb.Message) bool {
return strings.HasPrefix(mes.Content, "!gx ")
},
func(c *hb.Bot, mes *hb.Message) bool {
parts := strings.Split(mes.Content, " ")
if len(parts) == 1 {
return true
}
switch parts[1] {
case "pub":
if len(parts) != 4 {
return true
}
name := parts[2]
hash := parts[3]
Log("add package request from %s [%s %s]", mes.From, name, hash)
err := r.CheckAndAddPackage(name, &Package{
Hash: hash,
Author: mes.From,
})
if err != nil {
c.Msg(mes.To, err.Error())
} else {
c.Msg(mes.To, "success!")
}
case "get":
if len(parts) != 3 {
return true
}
h, err := r.GetPackage(parts[2])
if err != nil {
c.Msg(mes.To, err.Error())
} else {
c.Msg(mes.To, h)
}
default:
Error("unrecognized command: ", parts[1])
}
return true
},
}
bot, err := hb.NewBot("irc.freenode.com:6667", "gexbot", hb.ReconOpt())
if err != nil {
Fatal(err)
}
bot.Channels = []string{"#whydev"}
bot.AddTrigger(pkgT)
bot.Run()
for range bot.Incoming {
}
}
func HasDaemonRunning() bool {
shell := api.NewShell(LocalApiUrl)
return shell.IsUp()
}
