63 lines
1.3 KiB
Go
63 lines
1.3 KiB
Go
package config
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import (
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"log"
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"net/http"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"github.com/mholt/caddy"
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)
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// CommandFunc ...
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type CommandFunc func(r *http.Request, c *Config, u *User) error
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// CommandRunner ...
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func CommandRunner(c *caddy.Controller) (CommandFunc, error) {
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fn := func(r *http.Request, c *Config, u *User) error { return nil }
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args := c.RemainingArgs()
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if len(args) == 0 {
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return fn, c.ArgErr()
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}
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nonblock := false
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if len(args) > 1 && args[len(args)-1] == "&" {
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// Run command in background; non-blocking
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nonblock = true
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args = args[:len(args)-1]
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}
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command, args, err := caddy.SplitCommandAndArgs(strings.Join(args, " "))
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if err != nil {
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return fn, c.Err(err.Error())
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}
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fn = func(r *http.Request, c *Config, u *User) error {
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path := strings.Replace(r.URL.Path, c.WebDavURL, "", 1)
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path = u.Scope + "/" + path
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path = filepath.Clean(path)
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for i := range args {
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args[i] = strings.Replace(args[i], "{path}", path, -1)
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}
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cmd := exec.Command(command, args...)
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cmd.Stdin = os.Stdin
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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if nonblock {
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log.Printf("[INFO] Nonblocking Command:\"%s %s\"", command, strings.Join(args, " "))
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return cmd.Start()
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}
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log.Printf("[INFO] Blocking Command:\"%s %s\"", command, strings.Join(args, " "))
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return cmd.Run()
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}
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return fn, nil
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}
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