Files
metacrypt/internal/grpcserver/engine.go
Kyle Isom 65c92fe5ec Add audit logging for all mutating gRPC operations
Log Info-level audit events on success for:
- system: Init, Unseal, Seal
- auth: Login, Logout
- engine: Mount, Unmount
- policy: CreatePolicy, DeletePolicy
- ca: ImportRoot, CreateIssuer, DeleteIssuer, IssueCert, RenewCert

Each log line includes relevant identifiers (mount, issuer, serial, CN,
SANs, username) so that certificate issuance and other privileged
operations are traceable in the server logs.

Co-authored-by: Junie <junie@jetbrains.com>
2026-03-15 13:11:17 -07:00

84 lines
2.4 KiB
Go

package grpcserver
import (
"context"
"errors"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
pb "git.wntrmute.dev/kyle/metacrypt/gen/metacrypt/v2"
"git.wntrmute.dev/kyle/metacrypt/internal/engine"
)
type engineServer struct {
pb.UnimplementedEngineServiceServer
s *GRPCServer
}
func (es *engineServer) Mount(ctx context.Context, req *pb.MountRequest) (*pb.MountResponse, error) {
if req.Name == "" || req.Type == "" {
return nil, status.Error(codes.InvalidArgument, "name and type are required")
}
var config map[string]interface{}
if len(req.Config) > 0 {
config = make(map[string]interface{}, len(req.Config))
for k, v := range req.Config {
config[k] = v
}
}
if err := es.s.engines.Mount(ctx, req.Name, engine.EngineType(req.Type), config); err != nil {
es.s.logger.Error("grpc: mount engine", "name", req.Name, "type", req.Type, "error", err)
switch {
case errors.Is(err, engine.ErrMountExists):
return nil, status.Error(codes.AlreadyExists, err.Error())
case errors.Is(err, engine.ErrUnknownType):
return nil, status.Error(codes.InvalidArgument, err.Error())
default:
return nil, status.Error(codes.Internal, err.Error())
}
}
ti := tokenInfoFromContext(ctx)
username := ""
if ti != nil {
username = ti.Username
}
es.s.logger.Info("audit: engine mounted", "name", req.Name, "type", req.Type, "username", username)
return &pb.MountResponse{}, nil
}
func (es *engineServer) Unmount(ctx context.Context, req *pb.UnmountRequest) (*pb.UnmountResponse, error) {
if req.Name == "" {
return nil, status.Error(codes.InvalidArgument, "name is required")
}
if err := es.s.engines.Unmount(ctx, req.Name); err != nil {
if errors.Is(err, engine.ErrMountNotFound) {
return nil, status.Error(codes.NotFound, err.Error())
}
return nil, status.Error(codes.Internal, err.Error())
}
ti := tokenInfoFromContext(ctx)
username := ""
if ti != nil {
username = ti.Username
}
es.s.logger.Info("audit: engine unmounted", "name", req.Name, "username", username)
return &pb.UnmountResponse{}, nil
}
func (es *engineServer) ListMounts(_ context.Context, _ *pb.ListMountsRequest) (*pb.ListMountsResponse, error) {
mounts := es.s.engines.ListMounts()
pbMounts := make([]*pb.MountInfo, 0, len(mounts))
for _, m := range mounts {
pbMounts = append(pbMounts, &pb.MountInfo{
Name: m.Name,
Type: string(m.Type),
MountPath: m.MountPath,
})
}
return &pb.ListMountsResponse{Mounts: pbMounts}, nil
}