rework getprimary fun for compatibility with mongo 3.6

Olivine-Labs / resty-mongol

Lua MongoDB driver

MIT License

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rework getprimary fun for compatibility with mongo 3.6 #17

Open heldner opened 4 years ago

heldner commented 4 years ago

Hello! I found that current version of getprimary function in not compatible with mongo 3.6. In new versions of mongodb persists address of primary node in "ismaster" request. There are small changes for compatibility with new versions of mongodb.