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Viewing changes to src/github.com/smira/aptly/deb/ppa.go

  • Committer: RabbitBot
  • Date: 2016-07-19 12:29:41 UTC
  • Revision ID: rabbitbot@elementary.io-20160719122941-z6gaxs7nzgmratry
Initial import, version 0.9.6-1

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src/github.com/smira/aptly/deb/ppa.go
 
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package deb
 
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import (
 
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        "fmt"
 
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        "github.com/smira/aptly/utils"
 
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        "os/exec"
 
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        "regexp"
 
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        "strings"
 
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)
 
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var ppaRegexp = regexp.MustCompile("^ppa:([^/]+)/(.+)$")
 
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// ParsePPA converts ppa URL like ppa:user/ppa-name to full HTTP url
 
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func ParsePPA(ppaURL string, config *utils.ConfigStructure) (url string, distribution string, components []string, err error) {
 
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        matches := ppaRegexp.FindStringSubmatch(ppaURL)
 
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        if matches == nil {
 
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                err = fmt.Errorf("unable to parse ppa URL: %v", ppaURL)
 
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                return
 
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        }
 
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        distributorID := config.PpaDistributorID
 
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        if distributorID == "" {
 
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                distributorID, err = getDistributorID()
 
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                if err != nil {
 
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                        err = fmt.Errorf("unable to figure out Distributor ID: %s, please set config option ppaDistributorID", err)
 
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                        return
 
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                }
 
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        }
 
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        codename := config.PpaCodename
 
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        if codename == "" {
 
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                codename, err = getCodename()
 
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                if err != nil {
 
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                        err = fmt.Errorf("unable to figure out Codename: %s, please set config option ppaCodename", err)
 
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                        return
 
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                }
 
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        }
 
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        distribution = codename
 
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        components = []string{"main"}
 
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        url = fmt.Sprintf("http://ppa.launchpad.net/%s/%s/%s", matches[1], matches[2], distributorID)
 
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        return
 
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}
 
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func getCodename() (string, error) {
 
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        out, err := exec.Command("lsb_release", "-sc").Output()
 
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        return strings.TrimSpace(string(out)), err
 
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}
 
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func getDistributorID() (string, error) {
 
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        out, err := exec.Command("lsb_release", "-si").Output()
 
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        return strings.ToLower(strings.TrimSpace(string(out))), err
 
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}