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
|
#include "secret_settings.h"
#include "sql_expression.h"
#include <yql/essentials/utils/yql_paths.h>
namespace NSQLTranslationV1 {
using namespace NYql;
namespace {
inline TString GetMixingSecretTypesError(const TString& name, const TString& path) {
return TStringBuilder() << "Usage secrets of different types is not allowed: "
<< to_upper(name) << " and " << to_upper(path) << " are set";
}
} // namespace
bool VerifyAndAdjustSecretSettings(
std::map<TString, TNodePtr>& out,
TContext& ctx,
const TVector<TSecretSettingsNames>& secretSettings,
TStringBuf tablePathPrefix)
{
for (const auto& settings : secretSettings) {
auto nameIt = out.find(settings.Name);
auto pathIt = out.find(settings.Path);
if (nameIt != out.end() && pathIt != out.end()) {
ctx.Error() << to_upper(settings.Name) << " and " << to_upper(settings.Path) << " are mutually exclusive";
return false;
}
if (pathIt != out.end()) {
pathIt->second = BuildLiteralRawString(pathIt->second->GetPos(),
BuildTablePath(tablePathPrefix, pathIt->second->GetLiteralValue()));
}
}
return true;
}
void AdjustSecretPaths(
std::map<TString, TDeferredAtom>& out,
const TVector<TSecretSettingsNames>& secretSettings,
TStringBuf tablePathPrefix)
{
for (const auto& setting : secretSettings) {
auto pathIt = out.find(setting.Path);
if (pathIt != out.end() && pathIt->second.HasNode()) {
if (auto literal = pathIt->second.GetLiteral()) {
pathIt->second = TDeferredAtom(pathIt->second.Build()->GetPos(),
BuildTablePath(tablePathPrefix, *literal));
continue;
}
}
}
}
TExternalDataSourceAuthFields::TExternalDataSourceAuthFields(
const THashSet<TString>& mandatoryFields,
const TVector<TSecretSettingsNames>& secretsFields)
: MandatoryFields_(mandatoryFields)
, SecretsFields_(secretsFields)
{
AllPossibleFields_.reserve(MandatoryFields_.size() + 2 * SecretsFields_.size());
AllPossibleFields_.insert(begin(MandatoryFields_), end(MandatoryFields_));
for (const auto& fields : SecretsFields_) {
AllPossibleFields_.insert(fields.Name);
AllPossibleFields_.insert(fields.Path);
}
}
bool TExternalDataSourceAuthFields::CheckMandatoryFields(
TStringBuf authField,
const std::map<TString, TDeferredAtom>& result) const {
return !(MandatoryFields_.contains(authField) && !result.contains(TString{authField}));
}
bool TExternalDataSourceAuthFields::CheckSecretsFields(
const std::map<TString, TDeferredAtom>& result,
TString& errMessage) const {
const TString* nameField = nullptr;
const TString* pathField = nullptr;
size_t nameFieldsCnt = 0;
size_t pathFieldsCnt = 0;
for (const auto& fields : SecretsFields_) {
int presentedFields = 0;
if (result.contains(fields.Name)) {
nameField = &fields.Name;
++nameFieldsCnt;
++presentedFields;
}
if (result.contains(fields.Path)) {
pathField = &fields.Path;
++presentedFields;
++pathFieldsCnt;
}
if (presentedFields == 0) {
errMessage = TStringBuilder() << "A value must be provided for either " << to_upper(fields.Name)
<< " or " << to_upper(fields.Path);
return false;
} else if (presentedFields == 2) {
errMessage = GetMixingSecretTypesError(fields.Name, fields.Path);
return false;
} else {
Y_DEBUG_ABORT_UNLESS(presentedFields == 1);
}
}
if (nameFieldsCnt > 0 && pathFieldsCnt > 0) {
Y_ENSURE(nameField && pathField);
errMessage = GetMixingSecretTypesError(*nameField, *pathField);
return false;
}
return true;
}
bool TExternalDataSourceAuthFields::CheckAllPossibleFields(
TStringBuf authField,
const std::map<TString, TDeferredAtom>& result) const {
return !(!AllPossibleFields_.contains(authField) && result.contains(TString{authField}));
}
bool ValidateExternalDataSourceAuthMethod(const std::map<TString, TDeferredAtom>& result, TContext& ctx) {
const static TSet<TStringBuf> AllAuthFields = [] {
TSet<TStringBuf> settings = {
"service_account_id",
"login",
"aws_region",
};
for (const auto& names : EDS_SECRETS_SETTINGS) {
settings.insert(names.Name);
settings.insert(names.Path);
}
return settings;
}();
const static TMap<TStringBuf, TExternalDataSourceAuthFields> AuthMethodFields{
{"NONE", TExternalDataSourceAuthFields{}},
{"SERVICE_ACCOUNT", TExternalDataSourceAuthFields(
{"service_account_id"},
{
TSecretSettingsNames("service_account_secret"),
})},
{"BASIC", TExternalDataSourceAuthFields(
{"login"},
{
TSecretSettingsNames("password_secret"),
})},
{"AWS", TExternalDataSourceAuthFields(
{"aws_region"},
{TSecretSettingsNames("aws_access_key_id_secret"),
TSecretSettingsNames("aws_secret_access_key_secret")})},
{"MDB_BASIC", TExternalDataSourceAuthFields(
{"service_account_id", "login"},
{
TSecretSettingsNames("service_account_secret"),
TSecretSettingsNames("password_secret"),
})},
{"IAM", TExternalDataSourceAuthFields(
{"service_account_id"},
{
TSecretSettingsNames("initial_token_secret"),
})},
{"TOKEN", TExternalDataSourceAuthFields(
{},
{
TSecretSettingsNames("token_secret"),
})}};
auto authMethodIt = result.find("auth_method");
if (authMethodIt == result.end() || authMethodIt->second.GetLiteral() == nullptr) {
ctx.Error() << "AUTH_METHOD requires key";
return false;
}
const auto& authMethod = *authMethodIt->second.GetLiteral();
auto it = AuthMethodFields.find(authMethod);
if (it == AuthMethodFields.end()) {
ctx.Error() << "Unknown AUTH_METHOD = " << authMethod;
return false;
}
const auto& currentAuthFields = it->second;
for (const auto& authField : AllAuthFields) {
if (!currentAuthFields.CheckMandatoryFields(authField, result)) {
ctx.Error() << to_upper(TString{authField}) << " requires key";
return false;
}
}
for (const auto& authField : AllAuthFields) {
TString errMessage;
if (!currentAuthFields.CheckSecretsFields(result, errMessage)) {
ctx.Error() << errMessage;
return false;
}
if (!currentAuthFields.CheckAllPossibleFields(authField, result)) {
ctx.Error() << to_upper(TString{authField}) << " key is not supported for AUTH_METHOD = " << authMethod;
return false;
}
}
return true;
}
} // namespace NSQLTranslationV1
|
