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package debian
import (
"bufio"
"strings"
"go.wit.com/lib/cobol"
"go.wit.com/lib/config"
"go.wit.com/lib/protobuf/zoopb"
"go.wit.com/log"
"google.golang.org/protobuf/types/known/timestamppb"
)
// PARSES "dpkg -I <p.Filename>"
// panic() on anything missing or unknown
func ParseDpkgOutputIntoPB(pb *zoopb.Package, all string) {
if pb.DebInfo == nil {
pb.DebInfo = new(zoopb.DebInfo)
}
starting := true
scanner := bufio.NewScanner(strings.NewReader(all))
for scanner.Scan() {
line := scanner.Text()
parts := strings.Fields(line)
if len(parts) == 0 {
continue
}
if starting {
if parts[0] == "new" {
if config.Verbose() {
log.Printf("new: %v\n", parts)
}
// skip the first dpkg -I line
continue
}
if parts[0] == "size" {
if config.Verbose() {
log.Printf("size: %v\n", parts)
}
// todo: make this correct
pb.DebInfo.Size = parts[1]
pb.DebInfo.InstalledSize = parts[1]
// scan all the entries from size
for scanner.Scan() {
line = scanner.Text()
parts = strings.Fields(line)
if strings.HasPrefix(line, " ") {
if config.Verbose() {
log.Printf("sizeline: %v\n", parts)
}
continue
}
starting = false
break
}
}
if starting {
if config.Verbose() {
log.Printf("probably real data: %v\n", parts)
}
if strings.HasSuffix(parts[0], ":") {
// log.Printf("yep, real data: %s\n", parts[0])
starting = false
} else {
continue
}
}
}
varname := strings.TrimRight(parts[0], ":")
varval := strings.Join(parts[1:], " ")
if config.Verbose() {
log.Printf("varname:%s varval:%s\n", varname, varval)
}
switch varname {
case "Package":
pb.Package = varval
case "Filename":
// maybe should check this. sometimes it's passed in
if pb.Filename == "" {
pb.Filename = varval
} else {
log.Info("Filename was already set to", pb.Filename)
}
case "Version":
pb.Version = varval
case "Architecture":
pb.Architecture = varval
case "GoPath":
pb.Namespace = varval
case "Maintainer":
pb.DebInfo.Maintainer = varval
case "Packager":
pb.DebInfo.Packager = varval
case "Depends":
pb.DebInfo.Depends = varval
case "Source":
pb.DebInfo.Source = varval
case "URL":
pb.DebInfo.URL = varval
case "Build-Depends":
pb.DebInfo.BuildDepends = varval
case "Namespace":
pb.Namespace = varval
case "MD5Sum":
pb.DebInfo.MD5SUM = varval
case "SHA256":
pb.DebInfo.SHA256 = varval
case "Size":
pb.DebInfo.Size = varval
case "Installed-Size":
pb.DebInfo.InstalledSize = varval
case "Homepage":
pb.DebInfo.URL = varval
case "Conflicts":
pb.DebInfo.Conflicts = varval
case "Source-Date":
t, err := cobol.GetTime(varval)
if err == nil {
pb.GitDate = timestamppb.New(t)
} else {
if config.Verbose() {
log.Info("FIXME: Package-Build-Date", varval, err)
}
}
case "Deb-File-Date":
pb.DebInfo.DebCtime = varval
t, _ := cobol.GetTime(varval)
pb.Ctime = timestamppb.New(t)
case "Build-Date":
pb.DebInfo.BuildDate = varval
t, err := cobol.GetTime(varval)
if err == nil {
pb.BuildDate = timestamppb.New(t)
} else {
if config.Verbose() {
log.Info("FIXME: Package-Build-Date", varval, err)
}
}
case "Package-Build-Date":
t, err := cobol.GetTime(varval)
if err == nil {
pb.BuildDate = timestamppb.New(t)
} else {
if config.Verbose() {
log.Info("FIXME: Package-Build-Date", varval, err)
}
}
case "Git-Tag-Date":
if config.Verbose() {
log.Info("FIXME: Git-Tag-Date", varval)
}
case "Description":
description := varval
for scanner.Scan() {
line := scanner.Text()
if strings.HasPrefix(line, " ") {
line = strings.TrimSpace(line)
description += line + "\n"
continue
}
break
}
pb.DebInfo.Description = description
default:
// This forces me(it could be you!) to fix this parser
varname2 := strings.TrimSuffix(varname, ":")
log.Println("LINE:", line)
log.Printf("UNKNOWN: varname:%s varval:%s varname2=%s\n", varname, varval, varname2)
panic("fix go.wit.com/lib/debian/parseDpkgOutputIntoPB.go")
}
}
}
|
