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build.go
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build.go
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// Copyright © 2017 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cmd
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"runtime"
"strconv"
"strings"
"github.com/clearlinux/mixer-tools/builder"
"github.com/clearlinux/mixer-tools/config"
"github.com/clearlinux/mixer-tools/helpers"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
type buildCmdFlags struct {
format string
increment bool
minVersion int
noSigning bool
prefix string
noPublish bool
keepChroot bool
template string
numFullfileWorkers int
numDeltaWorkers int
numBundleWorkers int
}
var buildFlags buildCmdFlags
func setWorkers(b *builder.Builder) {
var workers int
workers = buildFlags.numFullfileWorkers
if workers < 1 {
workers = runtime.NumCPU()
}
b.NumFullfileWorkers = workers
workers = buildFlags.numDeltaWorkers
if workers < 1 {
workers = runtime.NumCPU()
}
b.NumDeltaWorkers = workers
workers = buildFlags.numBundleWorkers
if workers < 1 {
workers = runtime.NumCPU()
}
b.NumBundleWorkers = workers
}
// buildCmd represents the base build command when called without any subcommands
var buildCmd = &cobra.Command{
Use: "build",
Short: "Build various pieces of OS content",
}
func buildBundles(builder *builder.Builder, signflag bool) error {
// Create the signing and validation key/cert
if _, err := os.Stat(builder.Config.Builder.Cert); os.IsNotExist(err) {
fmt.Println("Generating certificate for signature validation...")
privkey, err := helpers.CreateKeyPair()
if err != nil {
return errors.Wrap(err, "Error generating OpenSSL keypair")
}
template := helpers.CreateCertTemplate()
err = builder.BuildBundles(template, privkey, signflag)
if err != nil {
return errors.Wrap(err, "Error building bundles")
}
} else {
err := builder.BuildBundles(nil, nil, true)
if err != nil {
return errors.Wrap(err, "Error building bundles")
}
}
return nil
}
var buildBundlesCmd = &cobra.Command{
Use: "bundles",
Aliases: []string{"chroots"},
Short: "Build the bundles for your mix",
Long: `Build the bundles for your mix`,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
setWorkers(b)
err = buildBundles(b, buildFlags.noSigning)
if err != nil {
fail(err)
}
},
}
var buildUpstreamFormatCmd = &cobra.Command{
Use: "upstream-format",
Short: "Use to create the necessary builds to cross an upstream format",
Long: `Use to create the necessary builds to cross an upstream format`,
Hidden: true,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
// Don't print any more warnings about being behind formats when we loop
silent := true
bumpNeeded := true
for bumpNeeded {
cmdToRun := strings.Split("mixer build format-bump new", " ")
if config.UseNewConfig {
cmdToRun = append(cmdToRun, "--new-config")
}
if err = b.RunCommandInContainer(cmdToRun); err != nil {
fail(err)
}
// Set the upstream version to the previous format's latest version
b.UpstreamVerUint32 -= 10
b.UpstreamVer = strconv.FormatUint(uint64(b.UpstreamVerUint32), 10)
vFile := filepath.Join(b.Config.Builder.VersionPath, b.UpstreamVerFile)
if err = ioutil.WriteFile(vFile, []byte(b.UpstreamVer), 0644); err != nil {
fail(err)
}
cmdToRun = strings.Split("mixer build format-bump old", " ")
if config.UseNewConfig {
cmdToRun = append(cmdToRun, "--new-config")
}
if err = b.RunCommandInContainer(cmdToRun); err != nil {
fail(err)
}
// Set the upstream version back to what the user originally tried to build
if err = b.UnstageMixFromBump(); err != nil {
fail(err)
}
bumpNeeded, err = b.CheckBumpNeeded(silent)
if err != nil {
fail(err)
}
}
},
}
var buildFormatBumpCmd = &cobra.Command{
Use: "format-bump",
Short: "Used to create a downstream format bump",
Long: `Used to create a downstream format bump`,
Hidden: true,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
cmdToRun := strings.Split("mixer build format-bump new", " ")
if config.UseNewConfig {
cmdToRun = append(cmdToRun, "--new-config")
}
if err := b.RunCommandInContainer(cmdToRun); err != nil {
fail(err)
}
cmdToRun = strings.Split("mixer build format-bump old", " ")
if config.UseNewConfig {
cmdToRun = append(cmdToRun, "--new-config")
}
if err := b.RunCommandInContainer(cmdToRun); err != nil {
fail(err)
}
},
}
// buildOldFormatCmd is used to build the final version in the current format (the +10)
// and ready the mix state for the new (+20) version to be built by a (possibly) newer mixer
var buildFormatNewCmd = &cobra.Command{
Use: "new",
Short: "Build the +20 version in the new format for the format bump",
Long: `Build the +20 version in the new format for the format bump`,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
lastVer, err := b.GetLastBuildVersion()
if err != nil {
fail(err)
}
ver, err := strconv.Atoi(lastVer)
if err != nil {
fail(err)
}
if err = b.UpdateMixVer(ver + 20); err != nil {
failf("Couldn't update Mix Version")
}
// Set format to format+1 so that the format file inserted into the
// update content is the new one
newFormat, err := strconv.Atoi(b.Config.Swupd.Format)
if err != nil {
fail(err)
}
newFormat++
if err = b.UpdateFormatVersion(strconv.Itoa(newFormat)); err != nil {
fail(err)
}
setWorkers(b)
fmt.Println(" Backing up full groups.ini")
// Back up groups.ini in case we have deprecated bundles to delete
if err = b.CopyFullGroupsINI(); err != nil {
fail(err)
}
// Fill this in w/Update bundle definitions
// if err := UpdateBudlesForFormatBump(); err != nil {...}
// Build the +20 (first build in new format) bundles
if err = buildBundles(b, buildFlags.noSigning); err != nil {
fail(err)
}
ver, err = strconv.Atoi(b.MixVer)
if err != nil {
fail(err)
}
// Build the +20 update so we don't have to switch tooling in between
err = b.BuildUpdate(buildFlags.prefix, ver, strconv.Itoa(newFormat), buildFlags.noSigning, !buildFlags.noPublish, buildFlags.keepChroot)
if err != nil {
failf("Couldn't build update: %s", err)
}
// Copy +20 chroots to +10 so we can build last formatN build with the
// same content
prevVersion, err := strconv.Atoi(b.MixVer)
if err != nil {
fail(err)
}
prevVersion -= 10
source := filepath.Join(b.Config.Builder.ServerStateDir, "image", b.MixVer)
dest := filepath.Join(b.Config.Builder.ServerStateDir, "image", strconv.Itoa(prevVersion))
fmt.Println(" Copying +20 chroots to +10 chroots")
if err = helpers.RunCommandSilent("cp", "-al", source, dest); err != nil {
failf("Failed to copy +20 chroots to +10: %s\n", err)
}
// Copy the old groups.ini file back which contains ALL original bundle names
// to account for any removed bundles in this build when creating manifests
fmt.Println(" Copying full groups.ini back to working directory")
if err = b.RevertFullGroupsINI(); err != nil {
fail(err)
}
// Set the format back to the previous format version before building the +10 update
prevFormat, err := strconv.Atoi(b.Config.Swupd.Format)
if err != nil {
fail(err)
}
prevFormat--
if err = b.UpdateFormatVersion(strconv.Itoa(prevFormat)); err != nil {
fail(err)
}
// Set mixversion to the +10 since we have used +20 up to this point
if err = b.UpdateMixVer(prevVersion); err != nil {
fail(err)
}
},
}
var buildFormatOldCmd = &cobra.Command{
Use: "old",
Short: "Build the +10 version in the old format for the format bump",
Long: `Build the +10 version in the old format for the format bump`,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
setWorkers(b)
ver, err := strconv.Atoi(b.MixVer)
if err != nil {
fail(err)
}
// Build the update content for the +10 build
err = b.BuildUpdate(buildFlags.prefix, ver, b.Config.Swupd.Format, buildFlags.noSigning, !buildFlags.noPublish, buildFlags.keepChroot)
if err != nil {
failf("Couldn't build update: %s", err)
}
if err = b.UpdateMixVer(ver + 20); err != nil {
failf("Couldn't update Mix Version")
}
// Update the update/image/LAST_VER to the +20 build, since we built the +10 out of order
if err := ioutil.WriteFile(filepath.Join(b.Config.Builder.ServerStateDir, "image/LAST_VER"), []byte(strconv.Itoa(ver+10)), 0644); err != nil {
fail(err)
}
},
}
var buildUpdateCmd = &cobra.Command{
Use: "update",
Short: "Build the update content for your mix",
Long: `Build the update content for your mix`,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
setWorkers(b)
err = b.BuildUpdate(buildFlags.prefix, buildFlags.minVersion, buildFlags.format, buildFlags.noSigning, !buildFlags.noPublish, buildFlags.keepChroot)
if err != nil {
failf("Couldn't build update: %s", err)
}
if buildFlags.increment {
ver, err := strconv.Atoi(b.MixVer)
if err != nil {
fail(err)
}
if err = b.UpdateMixVer(ver + 10); err != nil {
failf("Couldn't update Mix Version")
}
}
},
}
var buildAllCmd = &cobra.Command{
Use: "all",
Short: "Build all content for mix with default options",
Long: `Build all content for mix with default options`,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
setWorkers(b)
rpms, err := helpers.ListVisibleFiles(b.Config.Mixer.LocalRPMDir)
if err == nil {
err = b.AddRPMList(rpms)
if err != nil {
failf("Couldn't add the RPMs: %s", err)
}
}
err = buildBundles(b, buildFlags.noSigning)
if err != nil {
failf("Couldn't build bundles: %s", err)
}
err = b.BuildUpdate(buildFlags.prefix, buildFlags.minVersion, buildFlags.format, buildFlags.noSigning, !buildFlags.noPublish, buildFlags.keepChroot)
if err != nil {
failf("Couldn't build update: %s", err)
}
ver, err := strconv.Atoi(b.MixVer)
if err != nil {
fail(err)
}
if err = b.UpdateMixVer(ver + 10); err != nil {
failf("Couldn't update Mix Version")
}
},
}
var buildImageCmd = &cobra.Command{
Use: "image",
Short: "Build an image from the mix content",
Long: `Build an image from the mix content`,
Run: func(cmd *cobra.Command, args []string) {
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
setWorkers(b)
err = b.BuildImage(buildFlags.format, buildFlags.template)
if err != nil {
failf("Couldn't build image: %s", err)
}
},
}
var buildDeltaPacksCmd = &cobra.Command{
Use: "delta-packs",
Short: "Build packs used to optimize update between versions",
Long: `Build packs used to optimize update between versions
When a swupd client updates a bundle, it looks for a pack file from
its current version to the new version. If not available, the client
will download the individual files necessary for the update. If a
bundle haven't changed between two versions, no pack need to be
generated.
To generate the packs to optimize update from VER to the current mix
version use
mixer build delta-packs --from VER
Alternatively, to generate packs for a set of NUM previous versions,
each one to the current mix version, instead of --from use
mixer build delta-packs --previous-versions NUM
To change the target version (by default the current version), use the
flag --to. The target version must be larger than the --from version.
`,
RunE: runBuildDeltaPacks,
}
var buildDeltaPacksFlags struct {
previousVersions uint32
from uint32
to uint32
report bool
}
func runBuildDeltaPacks(cmd *cobra.Command, args []string) error {
fromChanged := cmd.Flags().Changed("from")
prevChanged := cmd.Flags().Changed("previous-versions")
if fromChanged == prevChanged {
return errors.Errorf("either --from or --previous-versions must be set, but not both")
}
b, err := builder.NewFromConfig(configFile)
if err != nil {
fail(err)
}
setWorkers(b)
if fromChanged {
err = b.BuildDeltaPacks(buildDeltaPacksFlags.from, buildDeltaPacksFlags.to, buildDeltaPacksFlags.report)
} else {
err = b.BuildDeltaPacksPreviousVersions(buildDeltaPacksFlags.previousVersions, buildDeltaPacksFlags.to, buildDeltaPacksFlags.report)
}
if err != nil {
fail(err)
}
return nil
}
func setUpdateFlags(cmd *cobra.Command) {
cmd.Flags().StringVar(&buildFlags.format, "format", "", "Supply format to use")
cmd.Flags().BoolVar(&buildFlags.increment, "increment", false, "Automatically increment the mixversion post build")
cmd.Flags().IntVar(&buildFlags.minVersion, "min-version", 0, "Supply minversion to build update with")
cmd.Flags().BoolVar(&buildFlags.noSigning, "no-signing", false, "Do not generate a certificate and do not sign the Manifest.MoM")
cmd.Flags().StringVar(&buildFlags.prefix, "prefix", "", "Supply prefix for where the swupd binaries live")
cmd.Flags().BoolVar(&buildFlags.noPublish, "no-publish", false, "Do not update the latest version after update")
cmd.Flags().BoolVar(&buildFlags.keepChroot, "keep-chroots", false, "Keep individual chroots created and not just consolidated 'full'")
}
var buildCmds = []*cobra.Command{
buildBundlesCmd,
buildUpdateCmd,
buildAllCmd,
buildImageCmd,
buildDeltaPacksCmd,
buildUpstreamFormatCmd,
buildFormatBumpCmd,
}
func init() {
for _, cmd := range buildCmds {
buildCmd.AddCommand(cmd)
cmd.Flags().StringVarP(&configFile, "config", "c", "", "Builder config to use")
}
buildFormatBumpCmd.AddCommand(buildFormatNewCmd)
buildFormatBumpCmd.AddCommand(buildFormatOldCmd)
buildCmd.PersistentFlags().IntVar(&buildFlags.numFullfileWorkers, "fullfile-workers", 0, "Number of parallel workers when creating fullfiles, 0 means number of CPUs")
buildCmd.PersistentFlags().IntVar(&buildFlags.numDeltaWorkers, "delta-workers", 0, "Number of parallel workers when creating deltas, 0 means number of CPUs")
buildCmd.PersistentFlags().IntVar(&buildFlags.numBundleWorkers, "bundle-workers", 0, "Number of parallel workers when building bundles, 0 means number of CPUs")
RootCmd.AddCommand(buildCmd)
buildBundlesCmd.Flags().BoolVar(&buildFlags.noSigning, "no-signing", false, "Do not generate a certificate to sign the Manifest.MoM")
unusedBoolFlag := false
buildBundlesCmd.Flags().BoolVar(&unusedBoolFlag, "new-chroots", false, "")
_ = buildBundlesCmd.Flags().MarkHidden("new-chroots")
_ = buildBundlesCmd.Flags().MarkDeprecated("new-chroots", "new functionality is now the standard behavior, this flag is obsolete and no longer used")
buildImageCmd.Flags().StringVar(&buildFlags.format, "format", "", "Supply the format used for the Mix")
buildImageCmd.Flags().StringVar(&buildFlags.template, "template", "", "Path to template file to use")
buildDeltaPacksCmd.Flags().Uint32Var(&buildDeltaPacksFlags.from, "from", 0, "Generate packs from a specific version")
buildDeltaPacksCmd.Flags().Uint32Var(&buildDeltaPacksFlags.previousVersions, "previous-versions", 0, "Generate packs for multiple previous versions")
buildDeltaPacksCmd.Flags().Uint32Var(&buildDeltaPacksFlags.to, "to", 0, "Generate packs targeting a specific version")
buildDeltaPacksCmd.Flags().BoolVar(&buildDeltaPacksFlags.report, "report", false, "Report reason each file in to manifest was packed or not")
setUpdateFlags(buildUpdateCmd)
setUpdateFlags(buildAllCmd)
setUpdateFlags(buildFormatNewCmd)
setUpdateFlags(buildFormatOldCmd)
externalDeps[buildBundlesCmd] = []string{
"rpm",
"dnf",
}
externalDeps[buildUpdateCmd] = []string{
"hardlink",
"openssl",
"xz",
}
externalDeps[buildImageCmd] = []string{
"ister.py",
}
externalDeps[buildAllCmd] = append(
externalDeps[buildBundlesCmd],
append(externalDeps[buildUpdateCmd],
externalDeps[buildImageCmd]...)...)
}