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-x, -f, env vars, prepping for hashing

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This commit is contained in:
brent s.
2022-05-22 04:43:12 -04:00
parent f76edd3022
commit 1d4d7c5538
15 changed files with 262 additions and 38 deletions
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34
cmd/pwgen/args.go
View File

@@ -2,18 +2,24 @@ package main
// Arguments contains the invocation arguments.
type Arguments struct {
NoAlpha bool `short:"a" long:"disable-alpha" description:"If specified, do NOT include the Alphabetical (letter) charset."`
NoNum bool `short:"n" long:"disable-num" description:"If specified, do NOT include the Numerical (number) charset."`
NoSymbols bool `short:"s" long:"disable-symbols" description:"If specified, do NOT include the Simple Symbols charset."`
ExtendSymbols bool `short:"S" long:"enable-extended-symbols" description:"If specified, include the Extended Symbols charset (these characters may cause issues in some applications)."`
NumUpper uint `short:"u" long:"count-upper" description:"The number of minimum uppercase characters. If not specified, this is random (if in the charset)."`
NumLower uint `short:"U" long:"count-lower" description:"The number of minimum lowercase characters. If not specified, this is random (if in the charset)."`
NumNumbers uint `short:"N" long:"count-numbers" description:"The number of minimum number characters. If not specified, this is random (if in the charset)."`
NumSymbols uint `short:"y" long:"count-symbols" description:"The number of minimum simple symbol characters. If not specified, this is random (if in the charset)."`
NumExtended uint `short:"Y" long:"count-extended" description:"The number of minimum extended symbol characters. If not specified, this is random (if in the charset)."`
DisableChars []string `short:"d" long:"disable-chars" description:"If specified, these chars should be explicitly excluded from the charset(s). Can be specified multiple times with multiple chars per switch."`
ExplicitChars []string `short:"e" long:"explicit-chars" description:"If specified, ignore all charset selection and only use these characters to select from. Can be specified multiple times."`
MinLen uint `short:"l" long:"min-length" default:"16" description:"The minimum length for passwords; use 0 for no minimum limit. Set this to the same as -L/--max-length to use a fixed length. Must be <= -L/--max-length."`
MaxLen uint `short:"L" long:"max-length" default:"64" description:"The maximum length for passwords; use 0 for no maximum limit (this is hard-capped to 256 for performance reasons). Set this to the same as -l/--min-length for a fixed length. Must be >= -l/--min-length."`
Count uint `short:"c" long:"count" default:"1" description:"The number of passwords to generate."`
/*
ListHashes bool `short:"z" long:"list-hashes" description:"If specified, list supported hashes and exit."`
Hashes []string `env:"PWGEN_HASHES" env-delim:"," short:"Z" long:"hash-algo" optional:"1" optional-value:"all" description:"Specify explicit hash algorithm(s). Can be specified multiple times. If this option is specified but no algorithms are provided, all hashes will be generated."`
*/
NoAlpha bool `env:"PWGEN_NOALPHA" short:"a" long:"disable-alpha" description:"If specified, do NOT include the Alphabetical (letter) charset."`
NoNum bool `env:"PWGEN_NONUM" short:"n" long:"disable-num" description:"If specified, do NOT include the Numerical (number) charset."`
NoSymbols bool `env:"PWGEN_NOSYM" short:"s" long:"disable-symbols" description:"If specified, do NOT include the Simple Symbols charset."`
ExtendSymbols bool `env:"PWGEN_XSYMS" short:"S" long:"enable-extended-symbols" description:"If specified, include the Extended Symbols charset (these characters may cause issues in some applications)."`
NumUpper uint `env:"PWGEN_UPPER" short:"u" long:"count-upper" description:"The number of minimum uppercase characters. If not specified, this is random (if in the charset)."`
NumLower uint `env:"PWGEN_LOWER" short:"U" long:"count-lower" description:"The number of minimum lowercase characters. If not specified, this is random (if in the charset)."`
NumNumbers uint `env:"PWGEN_NUMNUMS" short:"N" long:"count-numbers" description:"The number of minimum number characters. If not specified, this is random (if in the charset)."`
NumSymbols uint `env:"PWGEN_NUMSYMS" short:"y" long:"count-symbols" description:"The number of minimum simple symbol characters. If not specified, this is random (if in the charset)."`
NumExtended uint `env:"PWGEN_NUMXSYMS" short:"Y" long:"count-extended" description:"The number of minimum extended symbol characters. If not specified, this is random (if in the charset)."`
DisableChars []string `env:"PWGEN_NOCHARS" short:"d" long:"disable-chars" description:"If specified, these chars should be explicitly excluded from the charset(s). Can be specified multiple times with multiple chars per switch."`
ExplicitChars []string `env:"PWGEN_XCHARS" short:"e" long:"explicit-chars" description:"If specified, ignore all charset selection and only use these characters to select from. Can be specified multiple times."`
MinLen uint `env:"PWGEN_MIN" short:"l" long:"min-length" default:"16" description:"The minimum length for passwords; use 0 for no minimum limit. Set this to the same as -L/--max-length to use a fixed length. Must be <= -L/--max-length."`
MaxLen uint `env:"PWGEN_MAX" short:"L" long:"max-length" default:"64" description:"The maximum length for passwords; use 0 for no maximum limit (this is hard-capped to 256 for performance reasons). Set this to the same as -l/--min-length for a fixed length. Must be >= -l/--min-length."`
ExplicitLen uint `env:"PWGEN_XLEN" short:"x" long:"explicit-length" description:"If specified, ignore -l/--min-length and -L/--max-length and set both to this length."`
Count uint `env:"PWGEN_CNT" short:"c" long:"count" default:"1" description:"The number of passwords to generate."`
Format string `env:"PWGEN_FMT" short:"f" long:"format" optional:"1" optional-value:"json" choice:"json" choice:"yaml" choice:"xml" description:"If specified, format the generated passwords in JSON (default), YAML, or XML."`
}

42
cmd/pwgen/main.go
View File

@@ -1,12 +1,15 @@
package main
import (
"encoding/json"
"encoding/xml"
"fmt"
"log"
"os"
"strings"
"github.com/jessevdk/go-flags"
"gopkg.in/yaml.v3"
"r00t2.io/pwgen/pwgenerator"
)
@@ -17,6 +20,8 @@ func main() {
var err error
var genOpts *pwgenerator.GenOpts
var passwds []string
var pwc *pwgenerator.PwCollection
var b []byte
if _, err = flags.Parse(&a); err != nil {
switch flagsErr := err.(type) {
@@ -30,6 +35,10 @@ func main() {
}
}
if a.ExplicitLen != 0 {
a.MinLen = a.ExplicitLen
a.MaxLen = a.ExplicitLen
}
genOpts = &pwgenerator.GenOpts{
Alpha: !a.NoAlpha,
Numeric: !a.NoNum,
@@ -56,12 +65,31 @@ func main() {
}
}
if passwds, err = genOpts.Generate(); err != nil {
log.Panicln(err)
if strings.TrimSpace(a.Format) != "" {
if pwc, err = genOpts.GenerateCollection(nil); err != nil {
log.Panicln(err)
}
switch a.Format {
case "json":
if b, err = json.MarshalIndent(pwc, "", " "); err != nil {
log.Panicln(err)
}
fmt.Println(string(b))
case "yaml":
if b, err = yaml.Marshal(pwc); err != nil {
log.Panicln(err)
}
fmt.Println(string(b))
case "xml":
if b, err = xml.MarshalIndent(pwc, "", " "); err != nil {
log.Panicln(err)
}
fmt.Println(string(b))
}
} else {
if passwds, err = genOpts.Generate(); err != nil {
log.Panicln(err)
}
fmt.Println(strings.Join(passwds, "\n"))
}
fmt.Println(strings.Join(passwds, "\n"))
// fmt.Printf("%#v\n", a)
// fmt.Printf("%#v\n", genOpts)
}