87 lines
2.4 KiB
Go
87 lines
2.4 KiB
Go
package solver
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import (
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"context"
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"net/url"
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"strings"
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"sync"
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bkauth "github.com/moby/buildkit/session/auth"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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// RegistryAuthProvider is a buildkit provider for registry authentication
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// Adapted from: https://github.com/moby/buildkit/blob/master/session/auth/authprovider/authprovider.go
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type RegistryAuthProvider struct {
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credentials map[string]*bkauth.CredentialsResponse
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m sync.RWMutex
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}
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func NewRegistryAuthProvider() *RegistryAuthProvider {
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return &RegistryAuthProvider{
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credentials: map[string]*bkauth.CredentialsResponse{},
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}
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}
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func (a *RegistryAuthProvider) AddCredentials(target, username, secret string) {
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a.m.Lock()
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defer a.m.Unlock()
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a.credentials[target] = &bkauth.CredentialsResponse{
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Username: username,
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Secret: secret,
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}
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}
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func (a *RegistryAuthProvider) Register(server *grpc.Server) {
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bkauth.RegisterAuthServer(server, a)
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}
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func (a *RegistryAuthProvider) Credentials(ctx context.Context, req *bkauth.CredentialsRequest) (*bkauth.CredentialsResponse, error) {
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reqURL, err := parseAuthHost(req.Host)
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if err != nil {
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return nil, err
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}
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a.m.RLock()
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defer a.m.RUnlock()
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for authHost, auth := range a.credentials {
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u, err := parseAuthHost(authHost)
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if err != nil {
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return nil, err
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}
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if u.Host == reqURL.Host {
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return auth, nil
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}
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}
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return &bkauth.CredentialsResponse{}, nil
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}
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func parseAuthHost(host string) (*url.URL, error) {
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if host == "registry-1.docker.io" {
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host = "https://index.docker.io/v1/"
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}
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if !strings.HasPrefix(host, "http://") && !strings.HasPrefix(host, "https://") {
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host = "https://" + host
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}
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return url.Parse(host)
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}
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func (a *RegistryAuthProvider) FetchToken(ctx context.Context, req *bkauth.FetchTokenRequest) (rr *bkauth.FetchTokenResponse, err error) {
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return nil, status.Errorf(codes.Unavailable, "client side tokens not implemented")
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}
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func (a *RegistryAuthProvider) GetTokenAuthority(ctx context.Context, req *bkauth.GetTokenAuthorityRequest) (*bkauth.GetTokenAuthorityResponse, error) {
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return nil, status.Errorf(codes.Unavailable, "client side tokens not implemented")
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}
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func (a *RegistryAuthProvider) VerifyTokenAuthority(ctx context.Context, req *bkauth.VerifyTokenAuthorityRequest) (*bkauth.VerifyTokenAuthorityResponse, error) {
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return nil, status.Errorf(codes.Unavailable, "client side tokens not implemented")
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}
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