DockerCLI/cli/command/trust/inspect_pretty.go

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package trust
import (
"fmt"
"io"
"sort"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/cli/command/formatter"
"github.com/theupdateframework/notary/client"
)
func prettyPrintTrustInfo(cli command.Cli, remote string) error {
signatureRows, adminRolesWithSigs, delegationRoles, err := lookupTrustInfo(cli, remote)
if err != nil {
return err
}
if len(signatureRows) > 0 {
fmt.Fprintf(cli.Out(), "\nSignatures for %s\n\n", remote)
if err := printSignatures(cli.Out(), signatureRows); err != nil {
return err
}
} else {
fmt.Fprintf(cli.Out(), "\nNo signatures for %s\n\n", remote)
}
signerRoleToKeyIDs := getDelegationRoleToKeyMap(delegationRoles)
// If we do not have additional signers, do not display
if len(signerRoleToKeyIDs) > 0 {
fmt.Fprintf(cli.Out(), "\nList of signers and their keys for %s\n\n", remote)
if err := printSignerInfo(cli.Out(), signerRoleToKeyIDs); err != nil {
return err
}
}
// This will always have the root and targets information
fmt.Fprintf(cli.Out(), "\nAdministrative keys for %s\n\n", remote)
printSortedAdminKeys(cli.Out(), adminRolesWithSigs)
return nil
}
func printSortedAdminKeys(out io.Writer, adminRoles []client.RoleWithSignatures) {
sort.Slice(adminRoles, func(i, j int) bool { return adminRoles[i].Name > adminRoles[j].Name })
for _, adminRole := range adminRoles {
if formattedAdminRole := formatAdminRole(adminRole); formattedAdminRole != "" {
fmt.Fprintf(out, " %s", formattedAdminRole)
}
}
}
// pretty print with ordered rows
func printSignatures(out io.Writer, signatureRows []trustTagRow) error {
trustTagCtx := formatter.Context{
Output: out,
Format: formatter.NewTrustTagFormat(),
}
// convert the formatted type before printing
formattedTags := []formatter.SignedTagInfo{}
for _, sigRow := range signatureRows {
formattedSigners := sigRow.Signers
if len(formattedSigners) == 0 {
formattedSigners = append(formattedSigners, fmt.Sprintf("(%s)", releasedRoleName))
}
formattedTags = append(formattedTags, formatter.SignedTagInfo{
Name: sigRow.SignedTag,
Digest: sigRow.Digest,
Signers: formattedSigners,
})
}
return formatter.TrustTagWrite(trustTagCtx, formattedTags)
}
func printSignerInfo(out io.Writer, roleToKeyIDs map[string][]string) error {
signerInfoCtx := formatter.Context{
Output: out,
Format: formatter.NewSignerInfoFormat(),
Trunc: true,
}
formattedSignerInfo := []formatter.SignerInfo{}
for name, keyIDs := range roleToKeyIDs {
formattedSignerInfo = append(formattedSignerInfo, formatter.SignerInfo{
Name: name,
Keys: keyIDs,
})
}
sort.Slice(formattedSignerInfo, func(i, j int) bool {
return formattedSignerInfo[i].Name < formattedSignerInfo[j].Name
})
return formatter.SignerInfoWrite(signerInfoCtx, formattedSignerInfo)
}