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compiled_package_applier_provider.go
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compiled_package_applier_provider.go
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package packages
import (
"path"
boshbc "github.com/cloudfoundry/bosh-agent/agent/applier/bundlecollection"
boshblob "github.com/cloudfoundry/bosh-utils/blobstore"
boshcmd "github.com/cloudfoundry/bosh-utils/fileutil"
boshlog "github.com/cloudfoundry/bosh-utils/logger"
boshsys "github.com/cloudfoundry/bosh-utils/system"
"os"
)
type compiledPackageApplierProvider struct {
installPath string
rootEnablePath string
jobSpecificEnablePath string
name string
blobstore boshblob.DigestBlobstore
compressor boshcmd.Compressor
fs boshsys.FileSystem
logger boshlog.Logger
}
func NewCompiledPackageApplierProvider(
installPath, rootEnablePath, jobSpecificEnablePath, name string,
blobstore boshblob.DigestBlobstore,
compressor boshcmd.Compressor,
fs boshsys.FileSystem,
logger boshlog.Logger,
) ApplierProvider {
return compiledPackageApplierProvider{
installPath: installPath,
rootEnablePath: rootEnablePath,
jobSpecificEnablePath: jobSpecificEnablePath,
name: name,
blobstore: blobstore,
compressor: compressor,
fs: fs,
logger: logger,
}
}
// Root provides package applier that operates on system-wide packages.
// (e.g manages /var/vcap/packages/pkg-a -> /var/vcap/data/packages/pkg-a)
func (p compiledPackageApplierProvider) Root() Applier {
return NewCompiledPackageApplier(p.RootBundleCollection(), true, p.blobstore, p.compressor, p.fs, p.logger)
}
// JobSpecific provides package applier that operates on job-specific packages.
// (e.g manages /var/vcap/jobs/job-name/packages/pkg-a -> /var/vcap/data/packages/pkg-a)
func (p compiledPackageApplierProvider) JobSpecific(jobName string) Applier {
enablePath := path.Join(p.jobSpecificEnablePath, jobName)
packagesBc := boshbc.NewFileBundleCollection(p.installPath, enablePath, p.name, os.FileMode(0755), p.fs, p.logger)
return NewCompiledPackageApplier(packagesBc, false, p.blobstore, p.compressor, p.fs, p.logger)
}
func (p compiledPackageApplierProvider) RootBundleCollection() boshbc.BundleCollection {
return boshbc.NewFileBundleCollection(p.installPath, p.rootEnablePath, p.name, os.FileMode(0755), p.fs, p.logger)
}