move to lib/debian

1 files changed, 134 insertions, 0 deletions

diff --git a/parseDpkgOutputIntoPB.go b/parseDpkgOutputIntoPB.go
new file mode 100644
index 0000000..d9b1c4d
--- /dev/null
+++ b/parseDpkgOutputIntoPB.go
@@ -0,0 +1,134 @@
+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) {
+	starting := true
+	scanner := bufio.NewScanner(strings.NewReader(all))
+	for scanner.Scan() {
+		line := scanner.Text()
+		parts := strings.Fields(line)
+		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("parts: %v\n", parts)
+				}
+				continue
+			}
+		}
+		varname := strings.TrimSuffix(parts[0], ":")
+		varval := strings.Join(parts[1:], " ")
+		// log.Printf("varname:%s varval:%s\n", varname, varval)
+		switch varname {
+		case "Package":
+			pb.Package = varval
+		case "Filename":
+			log.Printf("Filename: varname:%s varval:%s\n", varname, varval)
+			// pb.Package = varval
+		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 "Installed-Size:":
+		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 "Build-Date":
+		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.Printf("UNKNOWN: varname:%s varval:%s varname2=%s\n", varname, varval, varname2)
+			panic("fix mirrors populateDebInfo()")
+		}
+	}
+}