Update versions. (#143)

cmd/dcrinstall/settings.go

@@ -17,8 +17,8 @@ import (
 
 // latestVersion and latestManifest must be updated every release.
 const (
-	latestManifest = "manifest-v1.2.0-rc1.txt"
-	defaultURI     = "https://github.com/decred/decred-binaries/releases/download/v1.2.0-rc1"
+	latestManifest = "manifest-v1.3.0-rc1.txt"
+	defaultURI     = "https://github.com/decred/decred-binaries/releases/download/v1.3.0-rc1"
 
 	netMain  = "mainnet"
 	netTest  = "testnet"

cmd/dcrinstall/util.go

@@ -13,13 +13,53 @@ import (
 	"os"
 	"path/filepath"
 	"regexp"
+	"strconv"
 	"strings"
 
 	"github.com/moby/moby/pkg/archive"
 
 	"golang.org/x/crypto/openpgp"
 )
 
+var relRE = regexp.MustCompile(`(v|release-v)?(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(-(0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(\.(0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*)?(\+[0-9a-zA-Z-]+(\.[0-9a-zA-Z-]+)*)?`)
+
+type semVerInfo struct {
+	Major      uint32
+	Minor      uint32
+	Patch      uint32
+	PreRelease string
+	Build      string
+}
+
+func extractSemVer(s string) (*semVerInfo, error) {
+	matches := relRE.FindStringSubmatch(s)
+	if len(matches) == 0 {
+		return nil, fmt.Errorf("version string %q does not follow semantic "+
+			"versioning requirements", s)
+	}
+
+	major, err := strconv.ParseInt(matches[2], 10, 32)
+	if err != nil {
+		return nil, err
+	}
+	minor, err := strconv.ParseInt(matches[3], 10, 32)
+	if err != nil {
+		return nil, err
+	}
+	patch, err := strconv.ParseInt(matches[4], 10, 32)
+	if err != nil {
+		return nil, err
+	}
+
+	return &semVerInfo{
+		Major:      uint32(major),
+		Minor:      uint32(minor),
+		Patch:      uint32(patch),
+		PreRelease: matches[6],
+		Build:      matches[9],
+	}, nil
+}
+
 func answer(def string) string {
 	r := bufio.NewReader(os.Stdin)
 	a, _ := r.ReadString('\n')
@@ -118,6 +158,15 @@ func (c *ctx) extract() (string, error) {
 	}
 
 	// fish out version
-	re := regexp.MustCompile("v[0-9]+.[0-9]+.[0-9]+")
-	return re.FindString(filename), nil
+	info, err := extractSemVer(filename)
+	if err != nil {
+		return "", err
+	}
+
+	version := fmt.Sprintf("v%v.%v.%v", info.Major, info.Minor, info.Patch)
+	if info.PreRelease != "" {
+		version += "-" + info.PreRelease
+	}
+
+	return version, nil
 }

cmd/dcrinstall/version.go

@@ -18,12 +18,12 @@ const semanticAlphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqr
 // versioning 2.0.0 spec (http://semver.org/).
 const (
 	appMajor uint = 1
-	appMinor uint = 2
+	appMinor uint = 3
 	appPatch uint = 0
 
 	// appPreRelease MUST only contain characters from semanticAlphabet
 	// per the semantic versioning spec.
-	appPreRelease = ""
+	appPreRelease = "rc1"
 )
 
 // appBuild is defined as a variable so it can be overridden during the build