/// <summary>
/// 添加代理转发规则
/// </summary>
/// <param name="rule"></param>
public static void AddProxyRule(ProxyOptions rule)
{
if (options == null)
{
options = new ProxyOptionGroup {
Excludes = new List <string>(), Options = new List <ProxyOptions>()
};
}
options.Options.Add(rule);
}
/// <summary>
/// 找到转发匹配规则
/// </summary>
/// <param name="options">规则组</param>
/// <param name="path">请求路径</param>
/// <returns>规则项</returns>
public static ProxyOptions MatchProxyRule(this string path, ProxyOptionGroup options)
{
ProxyOptions op = null;
if (options.Excludes != null && options.Excludes.Exists(e => path.StartsWith(e, StringComparison.CurrentCultureIgnoreCase)))
{
return(op);
}
foreach (var item in options.Options)
{
if (item.Excludes != null && item.Excludes.Exists(e => path.StartsWith(e, StringComparison.CurrentCultureIgnoreCase)))
{
continue;
}
if (item.MatchReg.IsMatch(path))
{
op = item;
break;
}
}
return(op);
}
/// <summary>
/// 找到转发匹配规则
/// </summary>
/// <param name="options">规则组</param>
/// <param name="path">请求路径</param>
/// <returns>规则组</returns>
public async static Task <List <ProxyOptions> > MatchProxyRule(this string path, ProxyOptionGroup options)
{
//静态代理规则
if (options == null || (options.Excludes != null && options.Excludes.Exists(e => path.StartsWith(e, StringComparison.CurrentCultureIgnoreCase))))
{
return(null);
}
List <ProxyOptions> opList = new List <ProxyOptions>();
foreach (var item in options.Options)
{
if (item.Excludes != null && item.Excludes.Exists(e => path.StartsWith(e, StringComparison.CurrentCultureIgnoreCase)))
{
continue;
}
if (item.MatchReg.IsMatch(path))
{
opList.Add(item);
}
}
//静态代理规则没有匹配中
if (opList.Count == 0)
{
//动态代理规则
var dynamicProxyList = IocManager.Instance.Resolve <IEnumerable <IDynamicProxyRule> >();
if (dynamicProxyList != null && dynamicProxyList.Count() > 0)
{
foreach (var pathParse in dynamicProxyList)
{
string uri = await pathParse.ParsePath(path);
if (!string.IsNullOrWhiteSpace(uri) && !uri.Equals(path))
{
opList.Add(new ProxyOptions
{
MatchReg = new Regex(path, RegexOptions.IgnorePatternWhitespace),
Uri = new Uri(uri)
});
}
}
}
}
return(opList);
}
/// <summary>
/// 初始化代理转发规则
/// </summary>
/// <param name="_options"></param>
public static void InitProxyRule(ProxyOptionGroup _options)
{
options = _options;
}
