44 lines
1.1 KiB
TypeScript
44 lines
1.1 KiB
TypeScript
export const ROLES = ["viewer", "operator", "admin"] as const;
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export type Role = (typeof ROLES)[number];
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export const CAPABILITIES = [
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"kubernetes:read",
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"kubernetes:write",
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"kubernetes:exec",
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"users:read",
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"users:write",
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"sessions:revoke",
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] as const;
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export type Capability = (typeof CAPABILITIES)[number];
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const ROLE_CAPABILITIES: Readonly<Record<Role, readonly Capability[]>> = {
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viewer: ["kubernetes:read"],
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operator: ["kubernetes:read", "kubernetes:write", "kubernetes:exec"],
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admin: CAPABILITIES,
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};
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export function isRole(value: unknown): value is Role {
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return (
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typeof value === "string" && (ROLES as readonly string[]).includes(value)
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);
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}
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export function capabilitiesForRoles(
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roles: readonly string[],
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): ReadonlySet<Capability> {
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const capabilities = new Set<Capability>();
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for (const role of roles) {
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if (!isRole(role)) continue;
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for (const capability of ROLE_CAPABILITIES[role])
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capabilities.add(capability);
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}
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return capabilities;
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}
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export function hasCapability(
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roles: readonly string[],
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capability: Capability,
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): boolean {
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return capabilitiesForRoles(roles).has(capability);
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}
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