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Support IP address connection string in Basket.API

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Dns.GetHostAddressesAsync can return problematic results when passed an IP address, and if the connection string is already an IP address, we needn't call it anyway.
This commit is contained in:
Charles Lowell 2017-03-21 10:19:11 -07:00
parent 2f3df2715d
commit eba2ea8bf9
1 changed files with 14 additions and 6 deletions
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20
src/Services/Basket/Basket.API/Model/RedisBasketRepository.cs
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@ -94,13 +94,21 @@ namespace Microsoft.eShopOnContainers.Services.Basket.API.Model
private async Task ConnectToRedisAsync()
{
//TODO: Need to make this more robust. Also want to understand why the static connection method cannot accept dns names.
var ips = await Dns.GetHostAddressesAsync(_settings.ConnectionString);
_logger.LogInformation($"Connecting to database {_settings.ConnectionString} at IP {ips.First().ToString()}");
_redis = await ConnectionMultiplexer.ConnectAsync(ips.First().ToString());
// TODO: Need to make this more robust. ConnectionMultiplexer.ConnectAsync doesn't like domain names or IPv6 addresses.
if (IPAddress.TryParse(_settings.ConnectionString, out var ip))
{
_redis = await ConnectionMultiplexer.ConnectAsync(ip.ToString());
_logger.LogInformation($"Connecting to database at {_settings.ConnectionString}");
}
else
{
// workaround for https://github.com/StackExchange/StackExchange.Redis/issues/410
var ips = await Dns.GetHostAddressesAsync(_settings.ConnectionString);
_logger.LogInformation($"Connecting to database {_settings.ConnectionString} at IP {ips.First().ToString()}");
_redis = await ConnectionMultiplexer.ConnectAsync(ips.First().ToString());
}
}
}
}