func Get() map[string]User {
once.Do(func() {
x, e := ioutil.ReadFile("/etc/passwd")
if e == nil {
gomakefile.AddDep("/etc/passwd")
pwent := "([^:\n]+):([^:]+):([0-9]+):([0-9]+):([^:]*):([^:]+):([^:]+)\n"
matches := regexp.MustCompile(pwent).FindAllSubmatch(x, -1)
for _, match := range matches {
username := string(match[1])
passwr := string(match[2])
uid, e := strconv.Atoi(string(match[3]))
if e != nil {
fmt.Println("Error reading uid of", username, string(match[3]))
continue
}
gid, e := strconv.Atoi(string(match[4]))
if e != nil {
fmt.Println("Error reading gid of", username, string(match[4]))
continue
}
comment := string(match[5])
home := string(match[6])
shell := string(match[7])
passwd[username] = User{username, passwr, uid, gid, comment, home, shell}
}
x, e = ioutil.ReadFile("/etc/shadow")
if e == nil {
gomakefile.AddDep("/etc/shadow")
pwent := "([^:\n]+):([^:]+):[^:]*:[^:]*:[^:]*:[^:]*:[^:]*:[^:]*:[^:]*\n"
matches := regexp.MustCompile(pwent).FindAllSubmatch(x, -1)
for _, match := range matches {
username := string(match[1])
passwr := string(match[2])
if us, ok := passwd[username]; ok {
us.Passwd = passwr // update the password!
passwd[username] = us
}
}
havepasswords = true
} else {
fmt.Fprintln(os.Stderr, "Unable to read /etc/shadow.")
}
}
})
return passwd
}
func Stat(n string) (f StatData, e os.Error) {
f.Name = n
stat, e := os.Lstat(f.Name)
if e != nil {
return
}
if stat.IsRegular() {
f.Mode = IsFile
} else if stat.IsDirectory() {
f.Mode = IsDirectory
} else if stat.IsSymlink() {
f.Mode = IsSymlink
} else {
f.Mode = IsOther
}
f.Perms = stat.Permission()
f.Uid = stat.Uid
f.Gid = stat.Gid
gomakefile.AddDep(f.Name)
return
}
func Get() map[string]Entry {
once.Do(func () {
x, e := ioutil.ReadFile("/etc/hosts")
if e == nil {
gomakefile.AddDep("/etc/hosts")
matchhosts := regexp.MustCompile("(^|\n)([^#\n\t ]+)[\t ]+([^\n\t ]+)[\t ]*([^\n]*)\n")
matchaliases := regexp.MustCompile("[^\t ]+")
matches := matchhosts.FindAllSubmatch(x, -1)
for _,match := range matches {
as := matchaliases.FindAllString(string(match[4]),-1)
ent := Entry{ string(match[2]), string(match[3]), as }
byip[ent.IpAddress] = ent
myhosts[ent.CanonicalName] = ent
myhosts[ent.IpAddress] = ent
for _,a := range ent.Aliases {
myhosts[a] = ent
}
}
}
})
return myhosts
}