-
Notifications
You must be signed in to change notification settings - Fork 160
/
ServiceInfoFactory.cs
218 lines (177 loc) · 7.29 KB
/
ServiceInfoFactory.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the Apache 2.0 License.
// See the LICENSE file in the project root for more information.
using Steeltoe.Extensions.Configuration;
using System;
using System.Collections.Generic;
using System.Linq;
namespace Steeltoe.Connector.Services;
[ServiceInfoFactory]
public abstract class ServiceInfoFactory : IServiceInfoFactory
{
private static readonly List<string> _userList = new () { "user", "username", "uid" };
private static readonly List<string> _passwordList = new () { "password", "pw" };
private static readonly List<string> _hostList = new () { "hostname", "host" };
protected ServiceInfoFactory(Tags tags, string scheme)
: this(tags, new List<string> { scheme })
{
if (string.IsNullOrEmpty(scheme))
{
throw new ArgumentNullException(nameof(scheme));
}
}
protected ServiceInfoFactory(Tags tags, IEnumerable<string> schemes)
{
ServiceInfoTags = tags ?? throw new ArgumentNullException(nameof(tags));
UriSchemes = schemes;
if (schemes != null)
{
foreach (var s in schemes)
{
UriKeys.Add(s + "uri");
UriKeys.Add(s + "url");
}
}
}
public virtual string DefaultUriScheme => UriSchemes?.Any() == true ? UriSchemes.First() : null;
public virtual bool Accepts(Service binding)
{
return TagsMatch(binding) || LabelStartsWithTag(binding) ||
UriMatchesScheme(binding) || UriKeyMatchesScheme(binding);
}
public abstract IServiceInfo Create(Service binding);
protected Tags ServiceInfoTags { get; set; }
protected List<string> UriKeys { get; set; } = new List<string> { "uri", "url" };
protected IEnumerable<string> UriSchemes { get; set; }
protected internal virtual bool TagsMatch(Service binding) => ServiceInfoTags.ContainsOne(binding.Tags);
protected internal virtual bool LabelStartsWithTag(Service binding) => ServiceInfoTags.StartsWith(binding.Label);
protected internal virtual bool UriMatchesScheme(Service binding)
{
if (UriSchemes == null)
{
return false;
}
var credentials = binding.Credentials;
if (credentials == null)
{
return false;
}
var uri = GetStringFromCredentials(binding.Credentials, UriKeys);
if (uri != null)
{
foreach (var uriScheme in UriSchemes)
{
if (uri.StartsWith(uriScheme + "://", StringComparison.OrdinalIgnoreCase))
{
return true;
}
}
}
return false;
}
protected internal virtual bool UriKeyMatchesScheme(Service binding)
{
if (UriSchemes == null)
{
return false;
}
var credentials = binding.Credentials;
if (credentials == null)
{
return false;
}
foreach (var uriScheme in UriSchemes)
{
if (credentials.ContainsKey(uriScheme + "Uri") || credentials.ContainsKey(uriScheme + "uri") || credentials.ContainsKey(uriScheme + "Url") || credentials.ContainsKey(uriScheme + "url"))
{
return true;
}
}
return false;
}
protected internal virtual string GetUsernameFromCredentials(Dictionary<string, Credential> credentials)
=> GetStringFromCredentials(credentials, _userList);
protected internal virtual string GetPasswordFromCredentials(Dictionary<string, Credential> credentials)
=> GetStringFromCredentials(credentials, _passwordList);
protected internal virtual int GetPortFromCredentials(Dictionary<string, Credential> credentials)
=> GetIntFromCredentials(credentials, "port");
protected internal virtual int GetTlsPortFromCredentials(Dictionary<string, Credential> credentials)
=> GetIntFromCredentials(credentials, "tls_port");
protected internal virtual string GetHostFromCredentials(Dictionary<string, Credential> credentials)
=> GetStringFromCredentials(credentials, _hostList);
protected internal virtual string GetUriFromCredentials(Dictionary<string, Credential> credentials)
=> GetStringFromCredentials(credentials, UriKeys);
protected internal virtual string GetClientIdFromCredentials(Dictionary<string, Credential> credentials)
=> GetStringFromCredentials(credentials, "client_id");
protected internal virtual string GetClientSecretFromCredentials(Dictionary<string, Credential> credentials)
=> GetStringFromCredentials(credentials, "client_secret");
protected internal virtual string GetAccessTokenUriFromCredentials(Dictionary<string, Credential> credentials)
=> GetStringFromCredentials(credentials, "access_token_uri");
protected internal virtual string GetStringFromCredentials(Dictionary<string, Credential> credentials, string key)
=> GetStringFromCredentials(credentials, new List<string>() { key });
protected internal virtual string GetStringFromCredentials(Dictionary<string, Credential> credentials, List<string> keys)
{
if (credentials != null)
{
foreach (var key in keys)
{
if (credentials.ContainsKey(key))
{
return credentials[key].Value;
}
}
}
return null;
}
protected internal virtual bool GetBoolFromCredentials(Dictionary<string, Credential> credentials, string key)
{
var result = false;
if (credentials != null && credentials.ContainsKey(key))
{
bool.TryParse(credentials[key].Value, out result);
}
return result;
}
protected internal virtual int GetIntFromCredentials(Dictionary<string, Credential> credentials, string key)
{
return GetIntFromCredentials(credentials, new List<string>() { key });
}
protected internal virtual int GetIntFromCredentials(Dictionary<string, Credential> credentials, List<string> keys)
{
var result = 0;
if (credentials != null)
{
foreach (var key in keys)
{
if (credentials.ContainsKey(key))
{
result = int.Parse(credentials[key].Value);
}
}
}
return result;
}
protected internal virtual List<string> GetListFromCredentials(Dictionary<string, Credential> credentials, string key)
{
var result = new List<string>();
if (credentials != null && credentials.ContainsKey(key))
{
var keyVal = credentials[key];
if (keyVal.Count > 0)
{
foreach (var kvp in keyVal)
{
if (kvp.Value.Count != 0 || string.IsNullOrEmpty(kvp.Value.Value))
{
throw new ConnectorException(string.Format("Unable to extract list from credentials: key={0}, value={1}/{2}", key, kvp.Key, kvp.Value));
}
else
{
result.Add(kvp.Value.Value);
}
}
}
}
return result;
}
}