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mediatypes.go
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mediatypes.go
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package ociinstaller
import (
"fmt"
"runtime"
"github.com/turbot/steampipe/pkg/constants"
"github.com/turbot/steampipe/pkg/utils"
)
// Steampipe Media Types
const (
MediaTypeConfig = "application/vnd.turbot.steampipe.config.v1+json"
//deprecate this....
MediaTypePluginConfig = "application/vnd.turbot.steampipe.plugin.config.v1+json"
MediaTypePluginDarwinAmd64Layer = "application/vnd.turbot.steampipe.plugin.darwin-amd64.layer.v1+gzip"
MediaTypePluginLinuxAmd64Layer = "application/vnd.turbot.steampipe.plugin.linux-amd64.layer.v1+gzip"
MediaTypePluginWindowsAmd64Layer = "application/vnd.turbot.steampipe.plugin.windows-amd64.layer.v1+gzip"
MediaTypePluginDarwinArm64Layer = "application/vnd.turbot.steampipe.plugin.darwin-arm64.layer.v1+gzip"
MediaTypePluginLinuxArm64Layer = "application/vnd.turbot.steampipe.plugin.linux-arm64.layer.v1+gzip"
MediaTypePluginWindowsArm64Layer = "application/vnd.turbot.steampipe.plugin.windows-arm64.layer.v1+gzip"
MediaTypePluginLicenseLayer = "application/vnd.turbot.steampipe.plugin.license.layer.v1+text"
MediaTypePluginDocsLayer = "application/vnd.turbot.steampipe.plugin.docs.layer.v1+tar"
MediaTypePluginSpcLayer = "application/vnd.turbot.steampipe.plugin.spc.layer.v1+tar"
MediaTypeDbDarwinAmd64Layer = "application/vnd.turbot.steampipe.db.darwin-amd64.layer.v1+tar"
MediaTypeDbLinuxAmd64Layer = "application/vnd.turbot.steampipe.db.linux-amd64.layer.v1+tar"
MediaTypeDbWindowsAmd64Layer = "application/vnd.turbot.steampipe.db.windows-amd64.layer.v1+tar"
MediaTypeDbDarwinArm64Layer = "application/vnd.turbot.steampipe.db.darwin-arm64.layer.v1+tar"
MediaTypeDbLinuxArm64Layer = "application/vnd.turbot.steampipe.db.linux-arm64.layer.v1+tar"
MediaTypeDbWindowsArm64Layer = "application/vnd.turbot.steampipe.db.windows-arm64.layer.v1+tar"
MediaTypeDbDocLayer = "application/vnd.turbot.steampipe.db.doc.layer.v1+text"
MediaTypeDbLicenseLayer = "application/vnd.turbot.steampipe.db.license.layer.v1+text"
MediaTypeFdwDarwinAmd64Layer = "application/vnd.turbot.steampipe.fdw.darwin-amd64.layer.v1+gzip"
MediaTypeFdwLinuxAmd64Layer = "application/vnd.turbot.steampipe.fdw.linux-amd64.layer.v1+gzip"
MediaTypeFdwWindowsAmd64Layer = "application/vnd.turbot.steampipe.fdw.windows-amd64.layer.v1+gzip"
MediaTypeFdwDarwinArm64Layer = "application/vnd.turbot.steampipe.fdw.darwin-arm64.layer.v1+gzip"
MediaTypeFdwLinuxArm64Layer = "application/vnd.turbot.steampipe.fdw.linux-arm64.layer.v1+gzip"
MediaTypeFdwWindowsArm64Layer = "application/vnd.turbot.steampipe.fdw.windows-arm64.layer.v1+gzip"
MediaTypeFdwDocLayer = "application/vnd.turbot.steampipe.fdw.doc.layer.v1+text"
MediaTypeFdwLicenseLayer = "application/vnd.turbot.steampipe.fdw.license.layer.v1+text"
MediaTypeFdwControlLayer = "application/vnd.turbot.steampipe.fdw.control.layer.v1+text"
MediaTypeFdwSqlLayer = "application/vnd.turbot.steampipe.fdw.sql.layer.v1+text"
MediaTypeAssetReportLayer = "application/vnd.turbot.steampipe.assets.report.layer.v1+tar"
)
// MediaTypeForPlatform returns media types for binaries for this OS and architecture
// and it's fallbacks in order of priority
func MediaTypeForPlatform(imageType ImageType) ([]string, error) {
layerFmtGzip := "application/vnd.turbot.steampipe.%s.%s-%s.layer.v1+gzip"
layerFmtTar := "application/vnd.turbot.steampipe.%s.%s-%s.layer.v1+tar"
arch := runtime.GOARCH
switch imageType {
case ImageTypeDatabase:
return []string{fmt.Sprintf(layerFmtTar, imageType, runtime.GOOS, arch)}, nil
case ImageTypeFdw:
// detect the underlying architecture(amd64/arm64)
// we have to do this rather than just using runtime.GOARCH, because runtime.GOARCH does not give us
// the actual underlying architecture of the system(GOARCH can be changed during runtime)
arch, err := utils.UnderlyingArch()
if err != nil {
return nil, err
}
return []string{fmt.Sprintf(layerFmtGzip, imageType, runtime.GOOS, arch)}, nil
case ImageTypePlugin:
pluginMediaTypes := []string{fmt.Sprintf(layerFmtGzip, imageType, runtime.GOOS, arch)}
if runtime.GOOS == constants.OSDarwin && arch == constants.ArchARM64 {
// add the amd64 layer as well, so that we can fall back to it
// this is required for plugins which don't have an arm64 build yet
pluginMediaTypes = append(pluginMediaTypes, fmt.Sprintf(layerFmtGzip, imageType, runtime.GOOS, constants.ArchAMD64))
}
return pluginMediaTypes, nil
}
// there are cases(dashboard commands) where we have a different imageType, we need to return empty
// in such cases and not return error
return []string{}, nil
}
// SharedMediaTypes returns media types that are NOT specific to the os and arch (readmes, control files, etc)
func SharedMediaTypes(imageType ImageType) []string {
switch imageType {
case ImageTypeAssets:
return []string{MediaTypeAssetReportLayer}
case ImageTypeDatabase:
return []string{MediaTypeDbDocLayer, MediaTypeDbLicenseLayer}
case ImageTypeFdw:
return []string{MediaTypeFdwDocLayer, MediaTypeFdwLicenseLayer, MediaTypeFdwControlLayer, MediaTypeFdwSqlLayer}
case ImageTypePlugin:
return []string{MediaTypePluginDocsLayer, MediaTypePluginSpcLayer, MediaTypePluginLicenseLayer}
}
return nil
}
// ConfigMediaTypes :: returns media types for OCI $config data ( in the config, not a layer)
func ConfigMediaTypes() []string {
return []string{MediaTypeConfig, MediaTypePluginConfig}
}