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16 Commits

6 changed files with 189 additions and 184 deletions

161
config.go
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@ -4,161 +4,20 @@ package zoopb
// data to and from config files // data to and from config files
import ( import (
"errors" "go.wit.com/lib/config"
"fmt"
"os"
"path/filepath"
"go.wit.com/log"
"google.golang.org/protobuf/proto"
) )
// writes out the cluster information it seperate files // writes out the cluster information it seperate files
// to make it humanly possible to hand edit things as needed // to make it humanly possible to hand edit things as needed
func (m *Machines) ConfigSave() error { func (m *Machines) ConfigSave(fullname string) error {
if m == nil { return config.SavePB(m, fullname)
return fmt.Errorf("ConfigSave() machines == n") }
}
data, err := m.Marshal() func (m *Machines) ConfigLoad() (string, error) {
fullname, err := config.LoadPB(m, "/var/lib", "machines")
if err != nil { if err != nil {
log.Info("proto.Marshal() failed len", len(data), err) // log.Info("zoopb.ConfigLoad() failed", err, fullname)
return err
} }
log.Info("proto.Marshal() worked len", len(data)) fullname, err = config.LoadPB(m, "zookeeper", "machines")
configWrite(data) return fullname, err
return nil
}
// when running on a single machine, save the file in forge/
// as <hostname>.pb
// write to ~/.config/forge/ unless ENV{FORGE_HOME} is set
func (m *Machine) ConfigSave() error {
if os.Getenv("FORGE_HOME") == "" {
homeDir, _ := os.UserHomeDir()
fullpath := filepath.Join(homeDir, ".config/forge")
os.Setenv("FORGE_HOME", fullpath)
}
data, err := m.Marshal()
if err != nil {
log.Info("proto.Marshal() failed len", len(data), err)
return err
}
log.Info("ConfigSave() proto.Marshal() worked len", len(data))
hostname, _ := os.Hostname()
fname := hostname + ".pb"
return m.configWrite(fname, data)
}
func ConfigSaveRaw(data []byte) error {
configWrite(data)
return nil
}
func (m *Machines) ConfigLoad() error {
if m == nil {
return errors.New("It's not safe to run ConfigLoad() on a nil ?")
}
if data, err := loadFile("zookeeper.pb"); err == nil {
if err = proto.Unmarshal(data, m); err != nil {
log.Warn("broken zookeeper.pb config file")
return err
}
} else {
return err
}
return nil
}
func (m *Machine) ConfigLoad() error {
if m == nil {
return errors.New("It's not safe to run ConfigLoad() on a nil ?")
}
if os.Getenv("FORGE_HOME") == "" {
homeDir, _ := os.UserHomeDir()
fullpath := filepath.Join(homeDir, ".config/forge")
os.Setenv("FORGE_HOME", fullpath)
}
hostname, _ := os.Hostname()
fname := hostname + ".pb"
var data []byte
var err error
if data, err = loadFile(fname); err != nil {
// something went wrong loading the file
return err
}
if data != nil {
if err = proto.Unmarshal(data, m); err != nil {
log.Warn("broken zookeeper.pb config file", fname)
return err
}
return nil
}
m.Hostname = hostname
m.Distro = detectDistro()
m.initPackages()
log.Log(INFO, "zoopb.ConfigLoad()", m.Hostname, "runs", m.Distro, "with", m.Packages.Len(), "packages")
return nil
}
func loadFile(filename string) ([]byte, error) {
homeDir, err := os.UserHomeDir()
p := filepath.Join(homeDir, ".config/zookeeper")
fullname := filepath.Join(p, filename)
data, err := os.ReadFile(fullname)
if errors.Is(err, os.ErrNotExist) {
// if file does not exist, just return nil. this
// will cause ConfigLoad() to try the next config file like "forge.text"
// because the user might want to edit the .config by hand
return nil, nil
}
if err != nil {
// log.Info("open config file :", err)
return nil, err
}
return data, nil
}
func (m *Machine) loadFile(fname string) ([]byte, error) {
fullname := filepath.Join(os.Getenv("FORGE_HOME"), fname)
data, err := os.ReadFile(fullname)
if err != nil {
// log.Info("open config file :", err)
return nil, err
}
return data, nil
}
func configWrite(data []byte) error {
homeDir, err := os.UserHomeDir()
p := filepath.Join(homeDir, ".config/zookeeper")
fname := filepath.Join(p, "zookeeper.pb")
cfgfile, err := os.OpenFile(fname, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
defer cfgfile.Close()
if err != nil {
log.Warn("open config file :", err)
return err
}
cfgfile.Write(data)
return nil
}
func (m *Machine) configWrite(fname string, data []byte) error {
fullname := filepath.Join(os.Getenv("FORGE_HOME"), fname)
cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
defer cfgfile.Close()
if err != nil {
log.Warn("open config file :", err)
return err
}
cfgfile.Write(data)
return nil
} }

75
http.go Normal file
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@ -0,0 +1,75 @@
// Copyright 1994-2025 WIT.COM Inc Licensed GPL 3.0
package zoopb
import (
"bytes"
"fmt"
"io/ioutil"
"net/http"
"os/user"
"go.wit.com/log"
)
func (m *Machine) HttpPostMachine(url string) ([]byte, error) {
if m == nil {
// run f.InitMachine() here?
log.Info("you must run f.InitMachine()")
return nil, fmt.Errorf("you must run f.InitMachine()")
}
if m.Hostname == "" {
log.Info("WTF. hostname is blank")
} else {
// log.Info("GOOD. hostname is set to", m.Hostname)
}
// log.Info("GOOD2. hostname is set to", m.Hostname)
msg, err := m.Marshal()
if err != nil {
log.Info("proto.Marshal() failed:", err)
return nil, err
}
// log.Info("GOOD3. hostname is set to", m.Hostname)
check := new(Machine)
check.Unmarshal(msg)
if check == nil {
log.Info("WTF. check == nil")
}
// log.Info("good? check.hostname =", m.Hostname)
return m.HttpPostOld(url, msg)
}
func (m *Machine) HttpPostOld(url string, data []byte) ([]byte, error) {
var err error
var req *http.Request
req, err = http.NewRequest(http.MethodPost, url, bytes.NewBuffer(data))
// log.Info("httpPost() with len", len(data), "url", url)
usr, _ := user.Current()
req.Header.Set("author", usr.Username)
// if f.Machine == nil {
// // run f.InitMachine() here?
// log.Info("you must run f.InitMachine()")
// return nil, fmt.Errorf("you must run f.InitMachine()")
// }
req.Header.Set("hostname", m.Hostname)
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
log.Error(err)
return []byte("client.Do(req) error"), err
}
defer resp.Body.Close()
// log.Info("httpPost() with len", len(data))
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
log.Error(err)
return body, err
}
return body, nil
}

49
init.go Normal file
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@ -0,0 +1,49 @@
package zoopb
import (
"os"
"time"
"go.wit.com/lib/config"
"go.wit.com/log"
)
// sent via -ldflags
var VERSION string
var BUILDTIME string
func (m *Machine) SinceLastUpdate() time.Duration {
age := m.Laststamp.AsTime()
return time.Since(age)
}
func InitMachine() (*Machine, string) {
var fullname string
var err error
m := new(Machine)
if fullname, err = config.LoadPB(m, "forge", "machine"); err != nil {
log.Info("zoopb.ConfigLoad() failed", err)
}
hostname, _ := os.Hostname()
m.Hostname = hostname
m.Distro = detectDistro()
m.initPackages()
m.InitWitMirrors()
config.SavePB(m, fullname)
return m, fullname
}
func InitDaemon() (*Machine, string) {
var fullname string
var err error
machine := new(Machine)
if fullname, err = config.LoadPB(machine, "/etc/zookeeper", "machine"); err != nil {
log.Info("zoopb.ConfigLoad() failed", err)
}
machine.InitWitMirrors()
config.SavePB(machine, fullname)
return machine, fullname
}

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@ -7,21 +7,24 @@ import "google/protobuf/timestamp.proto"; // Import the well-known type for Time
// global settings for autogenpb `autogenpb:mutex` // global settings for autogenpb `autogenpb:mutex`
message Machine { // `autogenpb:marshal` message Machine { // `autogenpb:marshal` `autogenpb:http`
string hostname = 1; // `autogenpb:unique` `autogenpb:sort` string hostname = 1; // `autogenpb:unique` `autogenpb:sort`
int64 memory = 2; int64 memory = 2;
int64 cpus = 3; int64 cpus = 3;
string distro = 4; string distro = 4;
Packages packages = 5; Packages packages = 5;
google.protobuf.Timestamp laststamp = 6; // the last time we heard anything from this machine google.protobuf.Timestamp laststamp = 6; // the last time we heard anything from this machine
Packages installed = 7; // packages that are installed Packages installed = 7; // packages that are installed
Packages available = 8; // packages that are available Packages available = 8; // packages that are available
Packages wit = 9; // packages that are available from mirrors.wit.com Packages wit = 9; // packages that are available from mirrors.wit.com
string userAgent = 10; string userAgent = 10;
string uuid = 11;
bool upgrade = 12; // upgrade is needed
string upgradeCmd = 13; // upgrade cmd
} }
message Machines { // `autogenpb:marshal` `autogenpb:gui` message Machines { // `autogenpb:marshal` `autogenpb:gui` `autogenpb:http`
string uuid = 1; // `autogenpb:uuid:b57e7fac-a8fc-4949-9d50-fa38312dec87` string uuid = 1; // `autogenpb:uuid:b57e7fac-a8fc-4949-9d50-fa38312dec87`
string version = 2; // `autogenpb:version:v0.0.1` string version = 2; // `autogenpb:version:v0.0.1`
repeated Machine machines = 3; repeated Machine machines = 3;
} }

13
print.go Normal file
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@ -0,0 +1,13 @@
package zoopb
import "go.wit.com/log"
// init the installed package list
func (m *Machine) Dump() {
log.Infof("mem=%d cpus=%d\n", m.Memory, m.Cpus)
// totalMemGB := float64(sysInfo.Totalram) * float64(sysInfo.Unit) / (1024 * 1024 * 1024)
// Print results
// fmt.Printf("Total Memory: %.2f GB\n", totalMemGB)
// fmt.Printf("Number of CPUs: %d\n", numCPUs)
}

42
wit.go
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@ -6,14 +6,8 @@ import (
"strings" "strings"
) )
// sent via -ldflags
var VERSION string
var BUILDTIME string
func (m *Machine) IsInstalled(name string) bool { func (m *Machine) IsInstalled(name string) bool {
loop := m.Packages.SortByName() for p := range m.Packages.IterByName() {
for loop.Scan() {
p := loop.Next()
if name == p.Name { if name == p.Name {
// log.Info("package installed:", p.Name, p.Version, p.PkgName) // log.Info("package installed:", p.Name, p.Version, p.PkgName)
return true return true
@ -25,9 +19,13 @@ func (m *Machine) IsInstalled(name string) bool {
} }
func (m *Machine) FindInstalledByName(name string) *Package { func (m *Machine) FindInstalledByName(name string) *Package {
loop := m.Packages.SortByName() if m == nil {
for loop.Scan() { panic("m == nil")
p := loop.Next() }
if m.Packages == nil {
panic("m.Packages == nil")
}
for p := range m.Packages.IterByName() {
if name == p.Name { if name == p.Name {
// log.Info("package installed:", p.Name, p.Version, p.PkgName) // log.Info("package installed:", p.Name, p.Version, p.PkgName)
return p return p
@ -40,11 +38,21 @@ func (m *Machine) FindInstalledByName(name string) *Package {
// looks to see if any package matches a name and version // looks to see if any package matches a name and version
// if version == "", return the first name found // if version == "", return the first name found
func (m *Machine) FindVersion(name string, version string) *Package { func (m *Machine) FindVersion(name string) string {
// first check all installed versions // first check all installed versions
loop := m.Packages.SortByName() for p := range m.Packages.IterByName() {
for loop.Scan() { if name == p.Name {
p := loop.Next() return p.Version
}
}
return ""
}
// looks to see if any package matches a name and version
// if version == "", return the first name found
func (m *Machine) FindByVersion(name string, version string) *Package {
// first check all installed versions
for p := range m.Packages.IterByName() {
if name == p.Name { if name == p.Name {
if version == "" { if version == "" {
return p return p
@ -57,9 +65,7 @@ func (m *Machine) FindVersion(name string, version string) *Package {
} }
// check all wit packages // check all wit packages
loop = m.Wit.SortByName() for p := range m.Wit.IterByName() {
for loop.Scan() {
p := loop.Next()
if name == p.Name { if name == p.Name {
if version == "" { if version == "" {
return p return p
@ -77,7 +83,7 @@ func (m *Machine) FindVersion(name string, version string) *Package {
// read the package list file from mirrors.wit.com // read the package list file from mirrors.wit.com
// obviously a hack at this point // obviously a hack at this point
func (m *Machine) InitWit() error { func (m *Machine) InitWitMirrors() error {
if m.Wit == nil { if m.Wit == nil {
m.Wit = new(Packages) m.Wit = new(Packages)
} }