working gpg implementation (needs more testing)

check binary exists + more logging

integrate gpg with postprocessing wrapper, standardise api

bubble up error messages

Author: dem1fo

package-lock.json

@@ -51,6 +51,7 @@
     "date-fns": "^4.1.0",
     "debug": "^4.3.7",
     "hi-base32": "^0.5.1",
+    "is-executable": "^2.0.1",
     "openpgp": "^6.2.2",
     "safe-stable-stringify": "^2.4.3",
     "toml": "^3.0.0",

package.json

@@ -18,7 +18,7 @@ import type { ValidationRule } from "../validation/Validation";
 export namespace Config {
   export interface Column {
     name: string;
-    alias: string;
+    alias: string; // TODOL: make alias optional for programmatic usage
     default?: string | number | string[] | number[];
   }
   export interface ColumnMap {
@@ -47,7 +47,8 @@ export namespace Config {
     };
     post_processing?: {
       encryption?: {
-        key_path: string;
+        recipient: string;
+        gpgBinaryPath?: string;
       }
     }
   }

src/config/Config.ts

@@ -35,6 +35,8 @@ type ConfigValidator = (label: string, v: unknown) => ConfigValidatorResult;
 
 const isTrue: ConfigValidator = (label: string, v: unknown) => (!v ? label : undefined);
 const isFalse: ConfigValidator = (label: string, v: unknown) => (!!v ? label : undefined);
+const isBoolean: ConfigValidator = (label: string, v: unknown) =>
+  typeof v !== 'boolean' ? `${label} must be a boolean` : undefined;
 const isObject: ConfigValidator = (label: string, v: unknown) =>
   typeof v !== 'object' ? `Missing ${label}` : undefined;
 const isNumber: ConfigValidator = (label: string, v: unknown) =>
@@ -130,7 +132,8 @@ function checkPostProcessing(proc: Config.FileConfiguration["post_processing"])
 
   const encryptionCheck = 
     isOptional('[post_processing].encryption', proc.encryption, isObject) ||
-    isString("[post_processing].encryption.key_path", proc.encryption?.key_path)
+    isNotEmptyString("[post_processing].encryption.recipient", proc.encryption?.recipient) ||
+    isOptional("[post_processing].encryption.gpgBinaryPath?", proc.encryption?.gpgBinaryPath, isNotEmptyString);
 
   return encryptionCheck
 }