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package tvm
import (
"encoding/json"
"strconv"
"time"
"github.com/ydb-platform/ydb/library/go/core/xerrors"
)
type rawRoles struct {
Revision string `json:"revision"`
BornDate int64 `json:"born_date"`
Tvm rawConsumers `json:"tvm"`
User rawConsumers `json:"user"`
}
type rawConsumers = map[string]rawConsumerRoles
type rawConsumerRoles = map[string][]Entity
func NewRoles(buf []byte) (*Roles, error) {
return NewRolesWithOpts(buf)
}
func NewRolesWithOpts(buf []byte, opts ...RoleParserOption) (*Roles, error) {
options := newRolesParserOptions(opts...)
var raw rawRoles
if err := json.Unmarshal(buf, &raw); err != nil {
return nil, xerrors.Errorf("failed to parse roles: invalid json: %w", err)
}
tvmRoles := map[ClientID]*ConsumerRoles{}
for key, value := range raw.Tvm {
id, err := strconv.ParseUint(key, 10, 32)
if err != nil {
return nil, xerrors.Errorf("failed to parse roles: invalid tvmid '%s': %w", key, err)
}
tvmRoles[ClientID(id)] = buildConsumerRoles(value, options)
}
userRoles := map[UID]*ConsumerRoles{}
for key, value := range raw.User {
id, err := strconv.ParseUint(key, 10, 64)
if err != nil {
return nil, xerrors.Errorf("failed to parse roles: invalid UID '%s': %w", key, err)
}
userRoles[UID(id)] = buildConsumerRoles(value, options)
}
return &Roles{
tvmRoles: tvmRoles,
userRoles: userRoles,
raw: buf,
meta: Meta{
Revision: raw.Revision,
BornTime: time.Unix(raw.BornDate, 0),
Applied: time.Now(),
},
}, nil
}
func buildConsumerRoles(rawConsumerRoles rawConsumerRoles, opts *rolesParserOptions) *ConsumerRoles {
roles := &ConsumerRoles{
roles: make(EntitiesByRoles, len(rawConsumerRoles)),
}
for r, ents := range rawConsumerRoles {
if opts.UseLightIndex {
roles.roles[r] = buildLightEntities(ents)
} else {
roles.roles[r] = buildEntities(ents)
}
}
return roles
}
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