92 lines
2.2 KiB
Go
92 lines
2.2 KiB
Go
package locode
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import (
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"errors"
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"fmt"
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"github.com/nspcc-dev/neofs-node/pkg/util/locode"
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"github.com/nspcc-dev/neofs-sdk-go/netmap"
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)
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var errMissingRequiredAttr = errors.New("missing required attribute in DB record")
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// VerifyAndUpdate validates UN-LOCODE attribute of n
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// and adds a group of related attributes.
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//
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// If n contains at least one of the LOCODE-derived attributes,
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// an error is returned.
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//
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// If n contains UN-LOCODE attribute and its value does not
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// match the UN/LOCODE format, an error is returned.
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//
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// New attributes are formed from the record of DB instance (Prm).
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// If DB entry R was found w/o errors, new attributes are:
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// - CountryCode: R.CountryCode().String();
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// - Country: R.CountryName();
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// - Location: Record.LocationName();
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// - SubDivCode: R.SubDivCode();
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// - SubDiv: R.SubDivName();
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// - Continent: R.Continent().String().
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//
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// UN-LOCODE attribute remains untouched.
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func (v *Validator) VerifyAndUpdate(n *netmap.NodeInfo) error {
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attrLocode := n.LOCODE()
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if attrLocode == "" {
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return nil
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}
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lc, err := locode.FromString(attrLocode)
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if err != nil {
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return fmt.Errorf("invalid locode value: %w", err)
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}
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record, err := v.db.Get(lc)
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if err != nil {
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return fmt.Errorf("could not get locode record from DB: %w", err)
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}
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countryCode := record.CountryCode()
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if countryCode == nil {
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return errMissingRequiredAttr
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}
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strCountryCode := countryCode.String()
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if strCountryCode == "" {
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return errMissingRequiredAttr
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}
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countryName := record.CountryName()
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if countryName == "" {
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return errMissingRequiredAttr
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}
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locationName := record.LocationName()
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if locationName == "" {
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return errMissingRequiredAttr
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}
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continent := record.Continent()
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if continent == nil {
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return errMissingRequiredAttr
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}
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continentName := continent.String()
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if continentName == "" {
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return errMissingRequiredAttr
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}
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n.SetCountryCode(strCountryCode)
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n.SetCountryName(countryName)
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n.SetLocationName(locationName)
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n.SetContinentName(continentName)
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if subDivCode := record.SubDivCode(); subDivCode != "" {
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n.SetSubdivisionCode(subDivCode)
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}
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if subDivName := record.SubDivName(); subDivName != "" {
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n.SetSubdivisionName(subDivName)
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}
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return nil
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}
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