From c85b624d28564a6f785b25000e2b7825592a919d Mon Sep 17 00:00:00 2001
From: Joel Klinghed <the_jk@yahoo.com>
Date: Tue, 26 Sep 2017 20:09:31 +0200
Subject: Initial commit

---
 src/monitor.hh | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/monitor.hh

(limited to 'src/monitor.hh')

diff --git a/src/monitor.hh b/src/monitor.hh
new file mode 100644
index 0000000..99e172b
--- /dev/null
+++ b/src/monitor.hh
@@ -0,0 +1,62 @@
+#ifndef MONITOR_HH
+#define MONITOR_HH
+
+#include <memory>
+#include <string>
+
+class Looper;
+
+class Monitor {
+public:
+  enum State {
+    SEARCHING,
+    CONNECTED,
+  };
+
+  struct Machine {
+    std::string name;
+    unsigned max_jobs;
+
+    Machine()
+      : max_jobs(0) {
+    }
+  };
+
+  class Observer {
+  public:
+    virtual ~Observer() {}
+    virtual void state(Monitor* monitor, State state) = 0;
+    virtual void added_machine(Monitor* monitor, uint32_t id) = 0;
+    virtual void updated_machine(Monitor* monitor, uint32_t id) = 0;
+    virtual void removed_machine(Monitor* monitor, uint32_t id) = 0;
+    virtual void added_job(Monitor* monitor, uint32_t source_id,
+                           uint32_t target_id) = 0;
+    virtual void removed_job(Monitor* monitor, uint32_t source_id,
+                             uint32_t target_id) = 0;
+
+  protected:
+    Observer() {}
+  };
+
+  virtual ~Monitor() {}
+
+  static Monitor* create(std::shared_ptr<Looper> const& looper);
+
+  virtual void connect(std::string const& netname = std::string(),
+                       std::string const& scheduler = std::string(),
+                       uint16_t port = 0) = 0;
+  virtual void disconnect() = 0;
+  virtual size_t machines() const = 0;
+  virtual uint32_t id(size_t index) const = 0;
+  virtual Machine machine_at(size_t index) const = 0;
+  virtual Machine machine(uint32_t id) const = 0;
+
+  virtual void add_observer(Observer* observer) = 0;
+
+protected:
+  Monitor() {}
+  Monitor(Monitor const&) = delete;
+  Monitor& operator=(Monitor const&) = delete;
+};
+
+#endif  // MONITOR_HH
-- 
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