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authorEelco Dolstra <edolstra@gmail.com>2017-05-02T12·18+0200
committerEelco Dolstra <edolstra@gmail.com>2017-05-02T13·46+0200
commitcd4d2705ec6e641ffa3b11dc1aabad22fc38251a (patch)
tree78ea8c0f0f64877588af1c0ee1fe94139e5ecfbd /src/libstore/store-api.hh
parent1a68710d4dff609bbaf61db3e17a2573f0aadf17 (diff)
build-remote: Fix fallback to other machines when connecting fails
Opening an SSHStore or LegacySSHStore does not actually establish a
connection, so the try/catch block here did nothing. Added a
Store::connect() method to test whether a connection can be
established.
Diffstat (limited to 'src/libstore/store-api.hh')
-rw-r--r--src/libstore/store-api.hh4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index 8ca3f4b27d06..b06f5d86a93a 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -582,6 +582,10 @@ public:
         state.lock()->pathInfoCache.clear();
     }
 
+    /* Establish a connection to the store, for store types that have
+       a notion of connection. Otherwise this is a no-op. */
+    virtual void connect() { };
+
 protected:
 
     Stats stats;