Add support for interactive-{mode,login} task request and interactive task manifest values

1 files changed, 57 insertions, 12 deletions

diff --git a/libbbot/manifest.hxx b/libbbot/manifest.hxx
index daee743..c3bb6ce 100644
--- a/libbbot/manifest.hxx
+++ b/libbbot/manifest.hxx
@@ -62,14 +62,40 @@ namespace bbot
 
   using machine_header_manifests = std::vector<machine_header_manifest>;
 
+  // Agent's capability to perform (non-)interactive builds.
+  //
+  enum class interactive_mode: std::uint8_t
+  {
+    false_,
+    true_,
+    both
+  };
+
+  LIBBBOT_EXPORT std::string
+  to_string (interactive_mode);
+
+  LIBBBOT_EXPORT interactive_mode
+  to_interactive_mode (const std::string&); // May throw invalid_argument.
+
+  inline std::ostream&
+  operator<< (std::ostream& os, interactive_mode m)
+  {
+    return os << to_string (m);
+  }
+
   class LIBBBOT_EXPORT task_request_manifest
   {
   public:
+    using interactive_mode_type = bbot::interactive_mode;
+
     std::string agent;
 
     std::string toolchain_name;
     butl::standard_version toolchain_version;
 
+    butl::optional<interactive_mode_type> interactive_mode;
+    butl::optional<std::string>           interactive_login;
+
     // Agent's public key SHA256 fingerprint.
     //
     // @@ How the fingerpring for openssl public key will be produced? Seems
@@ -82,16 +108,31 @@ namespace bbot
 
     machine_header_manifests machines;
 
-    task_request_manifest (std::string a,
-                           std::string n,
-                           butl::standard_version v,
-                           butl::optional<std::string> f,
-                           machine_header_manifests m)
-        : agent (std::move (a)),
-          toolchain_name (std::move (n)),
-          toolchain_version (std::move (v)),
-          fingerprint (std::move (f)),
-          machines (std::move (m)) {}
+    // Return the effective interactive build mode. If the mode is not
+    // explicitly specified, then false is assumed.
+    //
+    interactive_mode_type
+    effective_interactive_mode () const noexcept
+    {
+      return interactive_mode
+             ? *interactive_mode
+             : interactive_mode_type::false_;
+    }
+
+    task_request_manifest (std::string ag,
+                           std::string tn,
+                           butl::standard_version tv,
+                           butl::optional<interactive_mode_type> im,
+                           butl::optional<std::string> il,
+                           butl::optional<std::string> fp,
+                           machine_header_manifests ms)
+        : agent (std::move (ag)),
+          toolchain_name (std::move (tn)),
+          toolchain_version (std::move (tv)),
+          interactive_mode (std::move (im)),
+          interactive_login (std::move (il)),
+          fingerprint (std::move (fp)),
+          machines (std::move (ms)) {}
 
   public:
     task_request_manifest () = default; // VC export.
@@ -146,6 +187,8 @@ namespace bbot
     //
     strings warning_regex;
 
+    butl::optional<std::string> interactive; // Interactive build breakpoint.
+
     strings
     unquoted_config () const;
 
@@ -161,7 +204,8 @@ namespace bbot
                    butl::target_triplet tg,
                    butl::optional<std::string> en,
                    strings cf,
-                   strings wr)
+                   strings wr,
+                   butl::optional<std::string> ir)
         : name (std::move (nm)),
           version (std::move (vr)),
           repository (std::move (rl)),
@@ -171,7 +215,8 @@ namespace bbot
           target (std::move (tg)),
           environment (std::move (en)),
           config (std::move (cf)),
-          warning_regex (std::move (wr)){}
+          warning_regex (std::move (wr)),
+          interactive (std::move (ir)) {}
 
   public:
     task_manifest () = default; // VC export.