148 lines
3.0 KiB
Go
148 lines
3.0 KiB
Go
package main
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import (
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"fmt"
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"net/http"
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"os"
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"strconv"
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"github.com/bgentry/speakeasy"
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"mcquay.me/allowances"
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"mcquay.me/allowances/children"
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)
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const usage = `allowances app
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subcommands:
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pw -- manage password file
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child -- manage children
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serve -- serve webapp
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`
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const pwUsage = `allowances pw
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subcommands:
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add <passes.json>
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test <passes.json>
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`
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const childUsage = `allowances child
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subcommands:
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add <children.json> <child name> <child name> ...
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delete <children.json> <child name> <child name> ...
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`
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func main() {
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if len(os.Args) < 2 {
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fmt.Fprintf(os.Stderr, usage)
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os.Exit(1)
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}
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subcommand := os.Args[1]
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switch subcommand {
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case "pw":
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pwCmd := os.Args[2:]
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if len(pwCmd) != 2 {
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fmt.Fprintf(os.Stderr, "%s\n", pwUsage)
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os.Exit(1)
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}
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switch pwCmd[0] {
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case "add":
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pw, err := speakeasy.Ask("new pass: ")
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if err != nil {
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fmt.Fprintf(os.Stderr, "failure to get password: %v", err)
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os.Exit(1)
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}
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if err := allowances.AddPassword(pwCmd[1], pw); err != nil {
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fmt.Fprintf(os.Stderr, "problem adding password: %v", err)
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os.Exit(1)
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}
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case "test":
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passes, _, err := allowances.GetHashes(pwCmd[1])
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if err != nil {
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fmt.Fprintf(os.Stderr, "problem opening passes file: %v", err)
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os.Exit(1)
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}
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pw, err := speakeasy.Ask("check password: ")
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if err != nil {
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panic(err)
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}
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ok, err := passes.Check(pw)
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if err != nil {
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panic(err)
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}
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if !ok {
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fmt.Fprintf(os.Stderr, "bad password")
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os.Exit(1)
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}
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default:
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fmt.Fprintf(os.Stderr, "%s\n", pwUsage)
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os.Exit(1)
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}
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case "child":
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childCmd := os.Args[2:]
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if len(childCmd) < 3 {
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fmt.Fprintf(os.Stderr, "%s\n", childUsage)
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os.Exit(1)
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}
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switch childCmd[0] {
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case "add":
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dbfile := os.Args[3]
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names := os.Args[4:]
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db, err := children.Load(dbfile)
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if err != nil {
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fmt.Fprintf(os.Stderr, "problem loading children db: %s\n", pwUsage)
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os.Exit(1)
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}
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for _, name := range names {
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db[name] = 0
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}
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db.Save(dbfile)
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case "delete", "del":
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dbfile := os.Args[3]
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names := os.Args[4:]
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db, err := children.Load(dbfile)
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if err != nil {
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fmt.Fprintf(os.Stderr, "problem loading children db: %s\n", pwUsage)
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os.Exit(1)
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}
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for _, name := range names {
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delete(db, name)
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}
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db.Save(dbfile)
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default:
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fmt.Fprintf(os.Stderr, "%s\n", pwUsage)
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os.Exit(1)
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}
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case "serve":
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sm := http.NewServeMux()
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dbfile := os.Getenv("DB")
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passfile := os.Getenv("PASSES")
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_, err := allowances.NewAllowances(sm, dbfile, passfile, os.Getenv("STATIC"))
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if err != nil {
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fmt.Fprintf(os.Stderr, "unable to initialize web server: %v\n", err)
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os.Exit(1)
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}
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port := 8000
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if os.Getenv("PORT") != "" {
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p, err := strconv.Atoi(os.Getenv("PORT"))
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if err != nil {
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fmt.Fprintf(os.Stderr, "problem parsing port from env: %v\n", err)
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os.Exit(1)
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}
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port = p
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}
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addr := fmt.Sprintf(":%d", port)
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err = http.ListenAndServe(addr, sm)
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if err != nil {
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panic(err)
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}
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default:
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fmt.Fprintf(os.Stderr, "unknown subcommand %s\n\n%s\n", subcommand, usage)
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os.Exit(1)
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}
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}
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