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gcp.go
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gcp.go
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package permissions
import (
"context"
"fmt"
"cloud.google.com/go/iam/apiv1/iampb"
resourcemanager "cloud.google.com/go/resourcemanager/apiv3"
"github.com/pluralsh/polly/containers"
)
type GcpChecker struct {
project string
ctx context.Context
}
func (g *GcpChecker) requiredPermissions() []string {
return []string{
// Compute service permissions
"compute.globalOperations.get",
"compute.instanceGroupManagers.get",
"compute.networks.create",
"compute.networks.delete",
"compute.networks.get",
"compute.networks.updatePolicy",
"compute.regionOperations.get",
"compute.regions.get",
"compute.routers.create",
"compute.routers.delete",
"compute.routers.get",
"compute.subnetworks.create",
"compute.subnetworks.delete",
"compute.subnetworks.get",
"compute.subnetworks.list",
"compute.zones.list",
// Container service permissions
"container.clusters.create",
"container.clusters.delete",
"container.clusters.get",
"container.clusters.getCredentials",
"container.clusters.update",
"container.nodes.get",
"container.nodes.list",
"container.nodes.update",
"container.pods.get",
// IAM service permissions
"iam.serviceAccounts.actAs",
"iam.serviceAccounts.getAccessToken",
"iam.serviceAccounts.create",
"iam.serviceAccounts.setIamPolicy",
// Storage service permissions
"storage.buckets.create",
"storage.buckets.setIamPolicy",
}
}
func NewGcpChecker(ctx context.Context, project string) (*GcpChecker, error) {
return &GcpChecker{project, ctx}, nil
}
func (g *GcpChecker) MissingPermissions() (result []string, err error) {
svc, err := resourcemanager.NewProjectsClient(g.ctx)
if err != nil {
return
}
defer svc.Close()
res, err := svc.TestIamPermissions(g.ctx, &iampb.TestIamPermissionsRequest{
Resource: fmt.Sprintf("projects/%s", g.project),
Permissions: g.requiredPermissions(),
})
if err != nil {
return
}
has := containers.ToSet(res.Permissions)
result = containers.ToSet(g.requiredPermissions()).Difference(has).List()
return
}