Update virtual ab properties in misc_info.txt
Needed to build the super image correctly.
Bug: 390239238
Test: Built and diff'd make and soong's misc_info.txt files
Change-Id: I99fb0511109ddcd298cab3e22827e89211f66d63
diff --git a/android/variable.go b/android/variable.go
index d5b731a..08bcedf 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -654,6 +654,10 @@
BoardSuperPartitionGroups map[string]BoardSuperPartitionGroupProps `json:",omitempty"`
ProductVirtualAbOta bool `json:",omitempty"`
ProductVirtualAbOtaRetrofit bool `json:",omitempty"`
+ ProductVirtualAbCompression bool `json:",omitempty"`
+ ProductVirtualAbCompressionMethod string `json:",omitempty"`
+ ProductVirtualAbCompressionFactor string `json:",omitempty"`
+ ProductVirtualAbCowVersion string `json:",omitempty"`
AbOtaUpdater bool `json:",omitempty"`
// Avb (android verified boot) stuff
diff --git a/filesystem/super_image.go b/filesystem/super_image.go
index d8c7345..f73f0dc 100644
--- a/filesystem/super_image.go
+++ b/filesystem/super_image.go
@@ -17,6 +17,7 @@
import (
"fmt"
"path/filepath"
+ "regexp"
"strconv"
"strings"
@@ -50,16 +51,29 @@
Ab_update *bool
// whether dynamic partitions is enabled on devices that were launched without this support
Retrofit *bool
- // whether virtual A/B seamless update is enabled
- Virtual_ab *bool
- // whether retrofitting virtual A/B seamless update is enabled
- Virtual_ab_retrofit *bool
// whether the output is a sparse image
Sparse *bool
// information about how partitions within the super partition are grouped together
Partition_groups []PartitionGroupsInfo
// whether dynamic partitions is used
Use_dynamic_partitions *bool
+ Virtual_ab struct {
+ // whether virtual A/B seamless update is enabled
+ Enable *bool
+ // whether retrofitting virtual A/B seamless update is enabled
+ Retrofit *bool
+ // If set, device uses virtual A/B Compression
+ Compression *bool
+ // This value controls the compression algorithm used for VABC.
+ // Valid options are defined in system/core/fs_mgr/libsnapshot/cow_writer.cpp
+ // e.g. "none", "gz", "brotli"
+ Compression_method *string
+ // Specifies maximum bytes to be compressed at once during ota. Options: 4096, 8192, 16384, 32768, 65536, 131072, 262144.
+ Compression_factor *int64
+ // Specifies COW version to be used by update_engine and libsnapshot. If this value is not
+ // specified we default to COW version 2 in update_engine for backwards compatibility
+ Cow_version *int64
+ }
}
type PartitionGroupsInfo struct {
@@ -166,13 +180,18 @@
miscInfoString.WriteRune('\n')
}
+ addStr("build_super_partition", "true")
addStr("use_dynamic_partitions", strconv.FormatBool(proptools.Bool(s.properties.Use_dynamic_partitions)))
- addStr("dynamic_partition_retrofit", strconv.FormatBool(proptools.Bool(s.properties.Retrofit)))
+ if proptools.Bool(s.properties.Retrofit) {
+ addStr("dynamic_partition_retrofit", "true")
+ }
addStr("lpmake", "lpmake")
addStr("super_metadata_device", proptools.String(s.properties.Metadata_device))
if len(s.properties.Block_devices) > 0 {
addStr("super_block_devices", strings.Join(s.properties.Block_devices, " "))
}
+ addStr("super_partition_size", strconv.Itoa(proptools.Int(s.properties.Size)))
+ // TODO: In make, there's more complicated logic than just this surrounding super_*_device_size
addStr("super_super_device_size", strconv.Itoa(proptools.Int(s.properties.Size)))
var groups, partitionList []string
for _, groupInfo := range s.properties.Partition_groups {
@@ -189,10 +208,42 @@
addStr("super_partition_groups", strings.Join(groups, " "))
addStr("dynamic_partition_list", strings.Join(partitionList, " "))
- addStr("virtual_ab", strconv.FormatBool(proptools.Bool(s.properties.Virtual_ab)))
- addStr("virtual_ab_retrofit", strconv.FormatBool(proptools.Bool(s.properties.Virtual_ab_retrofit)))
addStr("ab_update", strconv.FormatBool(proptools.Bool(s.properties.Ab_update)))
- addStr("build_non_sparse_super_partition", strconv.FormatBool(!proptools.Bool(s.properties.Sparse)))
+
+ if proptools.Bool(s.properties.Virtual_ab.Enable) {
+ addStr("virtual_ab", "true")
+ if proptools.Bool(s.properties.Virtual_ab.Retrofit) {
+ addStr("virtual_ab_retrofit", "true")
+ }
+ addStr("virtual_ab_compression", strconv.FormatBool(proptools.Bool(s.properties.Virtual_ab.Compression)))
+ if s.properties.Virtual_ab.Compression_method != nil {
+ matched, _ := regexp.MatchString("^[a-zA-Z0-9_-]+$", *s.properties.Virtual_ab.Compression_method)
+ if !matched {
+ ctx.PropertyErrorf("virtual_ab.compression_method", "compression_method cannot have special characters")
+ }
+ addStr("virtual_ab_compression_method", *s.properties.Virtual_ab.Compression_method)
+ }
+ if s.properties.Virtual_ab.Compression_factor != nil {
+ addStr("virtual_ab_compression_factor", strconv.FormatInt(*s.properties.Virtual_ab.Compression_factor, 10))
+ }
+ if s.properties.Virtual_ab.Cow_version != nil {
+ addStr("virtual_ab_cow_version", strconv.FormatInt(*s.properties.Virtual_ab.Cow_version, 10))
+ }
+
+ } else {
+ if s.properties.Virtual_ab.Retrofit != nil {
+ ctx.PropertyErrorf("virtual_ab.retrofix", "This property cannot be set when virtual_ab is disabled")
+ }
+ if s.properties.Virtual_ab.Compression != nil {
+ ctx.PropertyErrorf("virtual_ab.compression", "This property cannot be set when virtual_ab is disabled")
+ }
+ if s.properties.Virtual_ab.Compression_method != nil {
+ ctx.PropertyErrorf("virtual_ab.compression_method", "This property cannot be set when virtual_ab is disabled")
+ }
+ if s.properties.Virtual_ab.Compression_factor != nil {
+ ctx.PropertyErrorf("virtual_ab.compression_factor", "This property cannot be set when virtual_ab is disabled")
+ }
+ }
subImageInfo := make(map[string]FilesystemInfo)
var deps android.Paths
diff --git a/fsgen/super_img.go b/fsgen/super_img.go
index 5994fb6..23d331d 100644
--- a/fsgen/super_img.go
+++ b/fsgen/super_img.go
@@ -39,10 +39,30 @@
Block_devices: partitionVars.BoardSuperPartitionBlockDevices,
Ab_update: proptools.BoolPtr(partitionVars.AbOtaUpdater),
Retrofit: proptools.BoolPtr(partitionVars.ProductRetrofitDynamicPartitions),
- Virtual_ab: proptools.BoolPtr(partitionVars.ProductVirtualAbOta),
- Virtual_ab_retrofit: proptools.BoolPtr(partitionVars.ProductVirtualAbOtaRetrofit),
Use_dynamic_partitions: proptools.BoolPtr(partitionVars.ProductUseDynamicPartitions),
}
+ if partitionVars.ProductVirtualAbOta {
+ superImageProps.Virtual_ab.Enable = proptools.BoolPtr(true)
+ superImageProps.Virtual_ab.Retrofit = proptools.BoolPtr(partitionVars.ProductVirtualAbOtaRetrofit)
+ superImageProps.Virtual_ab.Compression = proptools.BoolPtr(partitionVars.ProductVirtualAbCompression)
+ if partitionVars.ProductVirtualAbCompressionMethod != "" {
+ superImageProps.Virtual_ab.Compression_method = proptools.StringPtr(partitionVars.ProductVirtualAbCompressionMethod)
+ }
+ if partitionVars.ProductVirtualAbCompressionFactor != "" {
+ factor, err := strconv.ParseInt(partitionVars.ProductVirtualAbCompressionFactor, 10, 32)
+ if err != nil {
+ ctx.ModuleErrorf("Compression factor must be an int, got %q", partitionVars.ProductVirtualAbCompressionFactor)
+ }
+ superImageProps.Virtual_ab.Compression_factor = proptools.Int64Ptr(factor)
+ }
+ if partitionVars.ProductVirtualAbCowVersion != "" {
+ version, err := strconv.ParseInt(partitionVars.ProductVirtualAbCowVersion, 10, 32)
+ if err != nil {
+ ctx.ModuleErrorf("Compression factor must be an int, got %q", partitionVars.ProductVirtualAbCowVersion)
+ }
+ superImageProps.Virtual_ab.Cow_version = proptools.Int64Ptr(version)
+ }
+ }
size, _ := strconv.ParseInt(partitionVars.BoardSuperPartitionSize, 10, 64)
superImageProps.Size = proptools.Int64Ptr(size)
sparse := !partitionVars.TargetUserimagesSparseExtDisabled && !partitionVars.TargetUserimagesSparseF2fsDisabled