Add cosa import

This command takes as argument a `containers-transport(5)`-style pullspec
and creates a new cosa build dir from it. It essentially bridges the gap
between coreos/fedora-coreos-config#3348 and the
rest of the cosa pipeline.

co-authored by: Bipin B Narayan <bbnaraya@redhat.com>

Author: jlebon

cmd/coreos-assembler.go

@@ -13,7 +13,7 @@ import (
 
 // commands we'd expect to use in the local dev path
 var buildCommands = []string{"init", "fetch", "build", "osbuild", "run", "prune", "clean", "list"}
-var advancedBuildCommands = []string{"buildfetch", "buildupload", "oc-adm-release", "push-container"}
+var advancedBuildCommands = []string{"import", "buildfetch", "buildupload", "oc-adm-release", "push-container"}
 var buildextendCommands = []string{"aliyun", "applehv", "aws", "azure", "digitalocean", "exoscale", "extensions-container", "gcp", "hyperv", "ibmcloud", "kubevirt", "live", "metal", "metal4k", "nutanix", "openstack", "oraclecloud", "qemu", "secex", "virtualbox", "vmware", "vultr"}
 
 var utilityCommands = []string{"aws-replicate", "coreos-prune", "compress", "copy-container", "diff", "koji-upload", "kola", "push-container-manifest", "remote-build-container", "remote-session", "sign", "tag", "update-variant"}

go.mod

@@ -29,15 +29,18 @@ require (
 	github.com/digitalocean/go-qemu v0.0.0-20250212194115-ee9b0668d242
 	github.com/digitalocean/godo v1.154.0
 	github.com/frostschutz/go-fibmap v0.0.0-20160825162329-b32c231bfe6a
+	github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813
 	github.com/google/uuid v1.6.0
 	github.com/gophercloud/gophercloud v1.14.1
 	github.com/gophercloud/utils v0.0.0-20231010081019-80377eca5d56
+	github.com/idubinskiy/schematyper v0.0.0-20190118213059-f71b40dac30d
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51
 	github.com/kylelemons/godebug v1.1.0
 	github.com/pborman/uuid v1.2.1
 	github.com/pin/tftp v2.1.0+incompatible
 	github.com/pkg/errors v0.9.1
 	github.com/sirupsen/logrus v1.9.3
+	github.com/smartystreets/goconvey v1.8.1
 	github.com/spf13/cobra v1.9.1
 	github.com/vincent-petithory/dataurl v1.0.0
 	github.com/vishvananda/netlink v1.3.1
@@ -49,6 +52,7 @@ require (
 	golang.org/x/oauth2 v0.30.0
 	golang.org/x/term v0.32.0
 	google.golang.org/api v0.238.0
+	gopkg.in/alecthomas/kingpin.v2 v2.0.0-00010101000000-000000000000
 	gopkg.in/yaml.v2 v2.4.0
 	gopkg.in/yaml.v3 v3.0.1
 )
@@ -60,6 +64,7 @@ require (
 	github.com/Azure/azure-sdk-for-go/sdk/internal v1.11.1 // indirect
 	github.com/AzureAD/microsoft-authentication-library-for-go v1.4.2 // indirect
 	github.com/IBM/go-sdk-core/v5 v5.19.0 // indirect
+	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect
 	github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 // indirect
 	github.com/clarketm/json v1.17.1 // indirect
 	github.com/containers/image/v5 v5.34.2 // indirect
@@ -82,12 +87,14 @@ require (
 	github.com/google/s2a-go v0.1.9 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.3.6 // indirect
 	github.com/googleapis/gax-go/v2 v2.14.2 // indirect
+	github.com/gopherjs/gopherjs v1.17.2 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.7 // indirect
 	github.com/hashicorp/go-uuid v1.0.3 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/jtolds/gls v4.20.0+incompatible // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
@@ -98,10 +105,12 @@ require (
 	github.com/opentracing/opentracing-go v1.2.1-0.20220228012449-10b1cf09e00b // indirect
 	github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
+	github.com/smarty/assertions v1.15.0 // indirect
 	github.com/spf13/pflag v1.0.6 // indirect
 	github.com/stretchr/testify v1.10.0 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
+	github.com/xhit/go-str2duration/v2 v2.1.0 // indirect
 	go.mongodb.org/mongo-driver v1.17.3 // indirect
 	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.61.0 // indirect

go.sum

@@ -44,6 +44,10 @@ github.com/IBM/go-sdk-core/v5 v5.19.0/go.mod h1:deZO1J5TSlU69bCnl/YV7nPxFZA2UEau
 github.com/IBM/ibm-cos-sdk-go v1.12.2 h1:71A4tDl8u6BZ548h71ecEe7fw5bBA7ECTVqYmeSQWQA=
 github.com/IBM/ibm-cos-sdk-go v1.12.2/go.mod h1:ODYcmrmdpjo5hVguq9RbD6xmC8xb1XZMG7NefUbJNcc=
 github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
+github.com/alecthomas/kingpin/v2 v2.4.0 h1:f48lwail6p8zpO1bC4TxtqACaGqHYA22qkHjHpqDjYY=
+github.com/alecthomas/kingpin/v2 v2.4.0/go.mod h1:0gyi0zQnjuFk8xrkNKamJoyUo382HRL7ATRpFZCw6tE=
+github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 h1:s6gZFSlWYmbqAuRjVTiNNhvNRfY2Wxp9nhfyel4rklc=
+github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE=
 github.com/aliyun/alibaba-cloud-sdk-go v1.63.107 h1:qagvUyrgOnBIlVRQWOyCZGVKUIYbMBdGdJ104vBpRFU=
 github.com/aliyun/alibaba-cloud-sdk-go v1.63.107/go.mod h1:SOSDHfe1kX91v3W5QiBsWSLqeLxImobbMX1mxrFHsVQ=
 github.com/aliyun/aliyun-oss-go-sdk v3.0.2+incompatible h1:8psS8a+wKfiLt1iVDX79F7Y6wUM49Lcha2FMXt4UM8g=
@@ -110,6 +114,8 @@ github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4
 github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
 github.com/gabriel-vasile/mimetype v1.4.8 h1:FfZ3gj38NjllZIeJAmMhr+qKL8Wu+nOoI3GqacKw1NM=
 github.com/gabriel-vasile/mimetype v1.4.8/go.mod h1:ByKUIKGjh1ODkGM1asKUbQZOLGrPjydw3hYPU2YU9t8=
+github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813 h1:Uc+IZ7gYqAf/rSGFplbWBSHaGolEQlNLgMgSE3ccnIQ=
+github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813/go.mod h1:P+oSoE9yhSRvsmYyZsshflcR6ePWYLql6UU1amW13IM=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
@@ -186,6 +192,8 @@ github.com/gophercloud/gophercloud v1.14.1 h1:DTCNaTVGl8/cFu58O1JwWgis9gtISAFONq
 github.com/gophercloud/gophercloud v1.14.1/go.mod h1:aAVqcocTSXh2vYFZ1JTvx4EQmfgzxRcNupUfxZbBNDM=
 github.com/gophercloud/utils v0.0.0-20231010081019-80377eca5d56 h1:sH7xkTfYzxIEgzq1tDHIMKRh1vThOEOGNsettdEeLbE=
 github.com/gophercloud/utils v0.0.0-20231010081019-80377eca5d56/go.mod h1:VSalo4adEk+3sNkmVJLnhHoOyOYYS8sTWLG4mv5BKto=
+github.com/gopherjs/gopherjs v1.17.2 h1:fQnZVsXk8uxXIStYb0N4bGk7jeyTalG/wsZjQ25dO0g=
+github.com/gopherjs/gopherjs v1.17.2/go.mod h1:pRRIvn/QzFLrKfvEz3qUuEhtE/zLCWfreZ6J5gM2i+k=
 github.com/hashicorp/go-cleanhttp v0.5.2 h1:035FKYIWjmULyFRBKPs8TBQoi0x6d9G4xc9neXJWAZQ=
 github.com/hashicorp/go-cleanhttp v0.5.2/go.mod h1:kO/YDlP8L1346E6Sodw+PrpBSV4/SoxCXGY6BqNFT48=
 github.com/hashicorp/go-hclog v1.6.3 h1:Qr2kF+eVWjTiYmU7Y31tYlP1h0q/X3Nl3tPGdaB11/k=
@@ -196,6 +204,8 @@ github.com/hashicorp/go-uuid v1.0.3 h1:2gKiV6YVmrJ1i2CKKa9obLvRieoRGviZFL26PcT/C
 github.com/hashicorp/go-uuid v1.0.3/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
+github.com/idubinskiy/schematyper v0.0.0-20190118213059-f71b40dac30d h1:sQbbvtUoen3Tfl9G/079tXeqniwPH6TgM/lU4y7lQN8=
+github.com/idubinskiy/schematyper v0.0.0-20190118213059-f71b40dac30d/go.mod h1:xVHEhsiSJJnT0jlcQpQUg+GyoLf0i0xciM1kqWTGT58=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/jmespath/go-jmespath v0.4.0 h1:BEgLn5cpjn8UN1mAw4NjwDrS35OdebyEtFe+9YPoQUg=
@@ -204,6 +214,8 @@ github.com/jmespath/go-jmespath/internal/testify v1.5.1 h1:shLQSRRSCCPj3f2gpwzGw
 github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfCI6z80xFu9LTZmf1ZRjMHUOPmWr69U=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
+github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
+github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/jung-kurt/gofpdf v1.0.3-0.20190309125859-24315acbbda5/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
 github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 h1:Z9n2FFNUXsshfwJMBgNA0RU6/i7WVaAegv3PtuIHPMs=
 github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51/go.mod h1:CzGEWj7cYgsdH8dAjBGEr58BoE7ScuLd+fwFZ44+/x8=
@@ -304,6 +316,10 @@ github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWN
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
+github.com/smarty/assertions v1.15.0 h1:cR//PqUBUiQRakZWqBiFFQ9wb8emQGDb0HeGdqGByCY=
+github.com/smarty/assertions v1.15.0/go.mod h1:yABtdzeQs6l1brC900WlRNwj6ZR55d7B+E8C6HtKdec=
+github.com/smartystreets/goconvey v1.8.1 h1:qGjIddxOk4grTu9JPOU31tVfq3cNdBlNa5sSznIX1xY=
+github.com/smartystreets/goconvey v1.8.1/go.mod h1:+/u4qLyY6x1jReYOp7GOM2FSt8aP9CzCZL03bI28W60=
 github.com/spf13/cobra v1.9.1 h1:CXSaggrXdbHK9CF+8ywj8Amf7PBRmPCOJugH954Nnlo=
 github.com/spf13/cobra v1.9.1/go.mod h1:nDyEzZ8ogv936Cinf6g1RU9MRY64Ir93oCnqb9wxYW0=
 github.com/spf13/pflag v1.0.6 h1:jFzHGLGAlb3ruxLB8MhbI6A8+AQX/2eW4qeyNZXNp2o=
@@ -312,6 +328,7 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
@@ -343,6 +360,8 @@ github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 h1:EzJWgHo
 github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415/go.mod h1:GwrjFmJcFw6At/Gs6z4yjiIwzuJ1/+UwLxMQDVQXShQ=
 github.com/xeipuuv/gojsonschema v1.2.0 h1:LhYJRs+L4fBtjZUfuSZIKGeVu0QRy8e5Xi7D17UxZ74=
 github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
+github.com/xhit/go-str2duration/v2 v2.1.0 h1:lxklc02Drh6ynqX+DdPyp5pCKLUQpRT8bp8Ydu2Bstc=
+github.com/xhit/go-str2duration/v2 v2.1.0/go.mod h1:ohY8p+0f07DiV6Em5LKB0s2YpLtXVyJfNt1+BlmyAsU=
 github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d/go.mod h1:rHwXgn7JulP+udvsHwJoVG1YGAP6VLg4y9I5dyZdqmA=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.4.1/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=

pkg/builds/cosa_v1.go

@@ -1,7 +1,7 @@
 package builds
 
 // generated by 'make schema'
-// source hash: 4bb5641ee8c32b122c412cbaefe3d068685ea6cbffcf3162e600a01268c92146
+// source hash: e7be69a1b23b4c4fdeb43f75c502c9ecd56abb618783ba15cc804adc51e4dcc3
 
 type AdvisoryDiff []AdvisoryDiffItems
 
@@ -56,6 +56,7 @@ type Build struct {
 	CosaDelayedMetaMerge      bool                  `json:"coreos-assembler.delayed-meta-merge,omitempty"`
 	CosaImageChecksum         string                `json:"coreos-assembler.image-config-checksum,omitempty"`
 	CosaImageVersion          int                   `json:"coreos-assembler.image-genver,omitempty"`
+	CosaImportedOciImage      bool                  `json:"coreos-assembler.oci-imported,omitempty"`
 	Extensions                *Extensions           `json:"extensions,omitempty"`
 	ExtensionsContainer       *PrimaryImage         `json:"extensions-container,omitempty"`
 	FedoraCoreOsParentCommit  string                `json:"fedora-coreos.parent-commit,omitempty"`
@@ -64,15 +65,15 @@ type Build struct {
 	GitDirty                  string                `json:"coreos-assembler.config-dirty,omitempty"`
 	IbmCloud                  []Cloudartifact       `json:"ibmcloud,omitempty"`
 	ImageInputChecksum        string                `json:"coreos-assembler.image-input-checksum,omitempty"`
-	InputHashOfTheRpmOstree   string                `json:"rpm-ostree-inputhash"`
+	InputHashOfTheRpmOstree   string                `json:"rpm-ostree-inputhash,omitempty"`
 	Koji                      *Koji                 `json:"koji,omitempty"`
 	KubevirtContainer         *PrimaryImage         `json:"kubevirt,omitempty"`
 	MetaStamp                 float64               `json:"coreos-assembler.meta-stamp,omitempty"`
 	Name                      string                `json:"name"`
 	Oscontainer               *PrimaryImage         `json:"oscontainer,omitempty"`
-	OstreeCommit              string                `json:"ostree-commit"`
+	OstreeCommit              string                `json:"ostree-commit,omitempty"`
 	OstreeContentBytesWritten int                   `json:"ostree-content-bytes-written,omitempty"`
-	OstreeContentChecksum     string                `json:"ostree-content-checksum"`
+	OstreeContentChecksum     string                `json:"ostree-content-checksum,omitempty"`
 	OstreeNCacheHits          int                   `json:"ostree-n-cache-hits,omitempty"`
 	OstreeNContentTotal       int                   `json:"ostree-n-content-total,omitempty"`
 	OstreeNContentWritten     int                   `json:"ostree-n-content-written,omitempty"`

pkg/builds/schema_doc.go

@@ -1,5 +1,5 @@
 // Generated by ./generate-schema.sh
-// Source hash: 4bb5641ee8c32b122c412cbaefe3d068685ea6cbffcf3162e600a01268c92146
+// Source hash: e7be69a1b23b4c4fdeb43f75c502c9ecd56abb618783ba15cc804adc51e4dcc3
 // DO NOT EDIT
 
 package builds
@@ -254,11 +254,8 @@ var generatedSchemaJSON = `{
   "required": [
     "buildid",
     "name",
-    "ostree-commit",
-    "ostree-content-checksum",
     "ostree-timestamp",
-    "ostree-version",
-    "rpm-ostree-inputhash"
+    "ostree-version"
   ],
   "optional": [
     "aliyun",
@@ -297,6 +294,7 @@ var generatedSchemaJSON = `{
     "coreos-assembler.meta-stamp",
     "coreos-assembler.overrides-active",
     "coreos-assembler.yumrepos-git",
+    "coreos-assembeler.oci-imported",
     "fedora-coreos.parent-commit",
     "fedora-coreos.parent-version",
     "ref"
@@ -378,6 +376,12 @@ var generatedSchemaJSON = `{
       "default": "",
       "minLength": 1
     },
+    "coreos-assembler.oci-imported": {
+      "$id": "#/properties/coreos-assembler.oci-imported",
+      "type": "boolean",
+      "title": "COSA imported OCI image ",
+      "default": "False"
+    },
     "coreos-assembler.code-source": {
       "$id": "#/properties/coreos-assembler.code-source",
       "type": "string",

src/cmd-import

@@ -0,0 +1,140 @@
+#!/usr/bin/python3
+
+import argparse
+import json
+import os
+import subprocess
+import tempfile
+import shutil
+import sys
+from stat import (
+    S_IREAD,
+    S_IRGRP,
+    S_IROTH)
+from cosalib.builds import Builds
+from cosalib.cmdlib import (
+    get_basearch,
+    sha256sum_file)
+
+VALID_NAMES = ["fedora-coreos", "rhcos", "scos"]
+
+
+def main():
+    args = parse_args()
+    with tempfile.TemporaryDirectory(prefix='cosa-import-', dir='tmp') as tmpd:
+        populate_build_dir(args, tmpd)
+        sys.exit()
+
+
+def parse_args():
+    parser = argparse.ArgumentParser(prog='cosa import')
+    parser.add_argument("srcimg", metavar='IMAGE',
+                        help="image to import (containers-transports(5) format)")
+    return parser.parse_args()
+
+
+def populate_build_dir(args, tmpd):
+    target_ociarchive = os.path.join(tmpd, "out.ociarchive")
+    import_oci_archive(args, target_ociarchive)
+    metadata = inspect_oci_archive(target_ociarchive)
+    name =  metadata['Labels']['name']
+    buildid = metadata['Labels']['org.opencontainers.image.version']
+    arch = get_basearch()
+
+    os.makedirs(f'builds/{buildid}/{arch}/', exist_ok=True)
+
+    manifest_metadata = generate_manifest_json(target_ociarchive, name, buildid, arch)
+
+    meta_json = generate_meta_json(target_ociarchive, metadata, manifest_metadata, name)
+
+    archive_path = meta_json['images']['ostree']['path']
+
+    # Move ociarchive to build dir
+    shutil.move(target_ociarchive, f'builds/{buildid}/{arch}/{archive_path}')
+
+    # Symlink build to latest
+    if os.path.exists('builds/latest'):
+        os.remove('builds/latest')
+    os.symlink(f'{buildid}', 'builds/latest', target_is_directory=True)
+
+    builds = Builds()
+    update_builds_json(builds, buildid, arch)
+
+
+def update_builds_json(builds, buildid, arch):
+    builds.insert_build(buildid, arch)
+    builds.bump_timestamp()
+    builds.flush()
+
+
+def import_oci_archive(args, target):
+    subprocess.check_call(['skopeo', 'copy', args.srcimg,
+                           f"oci-archive:{target}"])
+
+
+def inspect_oci_archive(image):
+    out = subprocess.check_output(['skopeo', 'inspect',
+                                   f'oci-archive:{image}'])
+    return json.loads(out)
+
+
+def generate_manifest_json(ociarchive, name, buildid, arch):
+    manifest = subprocess.check_output(["skopeo", "inspect", "--raw", f"oci-archive:{ociarchive}"])
+
+    ostree_oci_manifest_path = f"{name}-{buildid}-ostree.{arch}-manifest.json"
+    manifest_json_dest = f'builds/{buildid}/{arch}/{ostree_oci_manifest_path}'
+
+    manifest_json_sha256 = None
+    manifest_json_size = None
+    with open(manifest_json_dest, 'wb') as manifest_json:
+        manifest_json.write(manifest)
+        os.fchmod(manifest_json.fileno(), S_IREAD | S_IRGRP | S_IROTH)
+
+        manifest_json_sha256 = sha256sum_file(manifest_json_dest)
+        manifest_json_size = os.path.getsize(manifest_json_dest)
+
+    manifest_metadata = {
+        'path': ostree_oci_manifest_path,
+        'sha256': manifest_json_sha256,
+        'size': manifest_json_size,
+        "skip-compression": True,
+    }
+
+    return manifest_metadata
+
+
+def generate_meta_json(ociarchive, metadata, oci_manifest, name):
+    archive_sha256sum = sha256sum_file(ociarchive)
+
+    # let raise if missing
+    assert metadata['Labels']['containers.bootc'] == '1'
+
+    buildid = metadata['Labels']['org.opencontainers.image.version']
+    arch = get_basearch()
+
+    meta_json = {
+        'ostree-version': buildid,  # proxy version label
+        'buildid': buildid,  # also version label
+        'coreos-assembler.build-timestamp': metadata['Created'],  # proxy OCI build timestamp
+        'coreos-assembler.oci-imported': True,
+        'name': name,
+        'ostree-timestamp': metadata['Created'],
+        'images': {
+            'ostree': {
+                "path": f"{name}-{buildid}-ostree.{arch}.ociarchive",
+                "sha256": archive_sha256sum,
+                "skip-compression": True
+            },
+            'oci-manifest': oci_manifest,
+        },
+        'coreos-assembler.basearch': arch,
+    }
+
+    with open(f'builds/{buildid}/{arch}/meta.json', 'w') as meta_file:
+        json.dump(meta_json, meta_file, indent=4)
+
+    return meta_json
+
+
+if __name__ == '__main__':
+    main()