-
Notifications
You must be signed in to change notification settings - Fork 85
/
bigquery_client.rs
322 lines (295 loc) · 12.3 KB
/
bigquery_client.rs
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
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
use std::sync::Arc;
use reqwest::{Client, RequestBuilder, Response};
use google_cloud_token::TokenSource;
use crate::http::error::{Error, ErrorWrapper};
pub const SCOPES: [&str; 7] = [
"https://www.googleapis.com/auth/bigquery",
"https://www.googleapis.com/auth/bigquery.insertdata",
"https://www.googleapis.com/auth/cloud-platform",
"https://www.googleapis.com/auth/cloud-platform.read-only",
"https://www.googleapis.com/auth/devstorage.full_control",
"https://www.googleapis.com/auth/devstorage.read_only",
"https://www.googleapis.com/auth/devstorage.read_write",
];
#[derive(Debug, Clone)]
pub struct BigqueryClient {
ts: Arc<dyn TokenSource>,
endpoint: String,
http: Client,
debug: bool,
}
impl BigqueryClient {
pub(crate) fn new(ts: Arc<dyn TokenSource>, endpoint: &str, http: Client, debug: bool) -> Self {
Self {
ts,
endpoint: format!("{endpoint}/bigquery/v2"),
http,
debug,
}
}
pub(crate) fn endpoint(&self) -> &str {
self.endpoint.as_str()
}
pub(crate) fn http(&self) -> &Client {
&self.http
}
async fn with_headers(&self, builder: RequestBuilder) -> Result<RequestBuilder, Error> {
let token = self.ts.token().await.map_err(Error::TokenSource)?;
Ok(builder
.header("X-Goog-Api-Client", "rust")
.header(reqwest::header::USER_AGENT, "google-cloud-bigquery")
.header(reqwest::header::AUTHORIZATION, token))
}
pub async fn send<T>(&self, builder: RequestBuilder) -> Result<T, Error>
where
T: serde::de::DeserializeOwned,
{
let request = self.with_headers(builder).await?;
let response = request.send().await?;
let response = Self::check_response_status(response).await?;
if self.debug {
let text = response.text().await?;
tracing::info!("{}", text);
Ok(serde_json::from_str(text.as_str()).unwrap())
} else {
Ok(response.json().await?)
}
}
pub async fn send_get_empty(&self, builder: RequestBuilder) -> Result<(), Error> {
let builder = self.with_headers(builder).await?;
let response = builder.send().await?;
Self::check_response_status(response).await?;
Ok(())
}
/// Checks whether an HTTP response is successful and returns it, or returns an error.
async fn check_response_status(response: Response) -> Result<Response, Error> {
// Check the status code, returning the response if it is not an error.
let error = match response.error_for_status_ref() {
Ok(_) => return Ok(response),
Err(error) => error,
};
// try to extract a response error, falling back to the status error if it can not be parsed.
Err(response
.json::<ErrorWrapper>()
.await
.map(|wrapper| Error::Response(wrapper.error))
.unwrap_or(Error::HttpClient(error)))
}
}
#[cfg(test)]
pub(crate) mod test {
use std::str::FromStr;
use arrow::array::ArrayRef;
use base64::engine::general_purpose::STANDARD;
use base64_serde::base64_serde_type;
use bigdecimal::BigDecimal;
use time::OffsetDateTime;
use google_cloud_auth::project::Config;
use google_cloud_auth::token::DefaultTokenSourceProvider;
use google_cloud_token::TokenSourceProvider;
use crate::http::bigquery_client::{BigqueryClient, SCOPES};
use crate::http::table::{TableFieldMode, TableFieldSchema, TableFieldType, TableSchema};
use crate::http::tabledata::list::Tuple;
use crate::query;
use crate::query::value::Decodable as QueryDecodable;
use crate::storage;
use crate::storage::value::Decodable as StorageDecodable;
base64_serde_type!(Base64Standard, STANDARD);
pub async fn create_client() -> (BigqueryClient, String) {
let tsp = DefaultTokenSourceProvider::new(Config {
audience: None,
scopes: Some(&SCOPES),
sub: None,
})
.await
.unwrap();
let cred = tsp.source_credentials.clone();
let ts = tsp.token_source();
let client = BigqueryClient::new(ts, "https://bigquery.googleapis.com", reqwest::Client::new(), false);
(client, cred.unwrap().project_id.unwrap())
}
#[derive(serde::Serialize, serde::Deserialize, Default, Debug, Clone, PartialEq)]
pub struct TestDataStruct {
pub f1: bool,
pub f2: Vec<i64>,
}
impl query::value::StructDecodable for TestDataStruct {
fn decode(value: Tuple) -> Result<Self, query::value::Error> {
let col = &value.f;
Ok(Self {
f1: bool::decode(&col[0].v)?,
f2: Vec::<i64>::decode(&col[1].v)?,
})
}
}
impl storage::value::StructDecodable for TestDataStruct {
fn decode_arrow(col: &[ArrayRef], row_no: usize) -> Result<TestDataStruct, storage::value::Error> {
let f1 = bool::decode_arrow(&col[0], row_no)?;
let f2 = Vec::<i64>::decode_arrow(&col[1], row_no)?;
Ok(TestDataStruct { f1, f2 })
}
}
#[derive(serde::Serialize, serde::Deserialize, Default, Clone, Debug, PartialEq)]
pub struct TestData {
pub col_string: Option<String>,
pub col_number: Option<BigDecimal>,
pub col_number_array: Vec<BigDecimal>,
#[serde(default, with = "time::serde::rfc3339::option")]
pub col_timestamp: Option<OffsetDateTime>,
pub col_json: Option<String>,
pub col_json_array: Vec<String>,
pub col_struct: Option<TestDataStruct>,
pub col_struct_array: Vec<TestDataStruct>,
#[serde(default, with = "Base64Standard")]
pub col_binary: Vec<u8>,
}
impl query::value::StructDecodable for TestData {
fn decode(value: Tuple) -> Result<Self, query::value::Error> {
let col = &value.f;
Ok(TestData {
col_string: Option::<String>::decode(&col[0].v)?,
col_number: Option::<BigDecimal>::decode(&col[1].v)?,
col_number_array: Vec::<BigDecimal>::decode(&col[2].v)?,
col_timestamp: Option::<OffsetDateTime>::decode(&col[3].v)?,
col_json: Option::<String>::decode(&col[4].v)?,
col_json_array: Vec::<String>::decode(&col[5].v)?,
col_struct: Option::<TestDataStruct>::decode(&col[6].v)?,
col_struct_array: Vec::<TestDataStruct>::decode(&col[7].v)?,
col_binary: Vec::<u8>::decode(&col[8].v)?,
})
}
}
impl storage::value::StructDecodable for TestData {
fn decode_arrow(col: &[ArrayRef], row_no: usize) -> Result<TestData, storage::value::Error> {
Ok(TestData {
col_string: Option::<String>::decode_arrow(&col[0], row_no)?,
col_number: Option::<BigDecimal>::decode_arrow(&col[1], row_no)?,
col_number_array: Vec::<BigDecimal>::decode_arrow(&col[2], row_no)?,
col_timestamp: Option::<OffsetDateTime>::decode_arrow(&col[3], row_no)?,
col_json: Option::<String>::decode_arrow(&col[4], row_no)?,
col_json_array: Vec::<String>::decode_arrow(&col[5], row_no)?,
col_struct: Option::<TestDataStruct>::decode_arrow(&col[6], row_no)?,
col_struct_array: Vec::<TestDataStruct>::decode_arrow(&col[7], row_no)?,
col_binary: Vec::<u8>::decode_arrow(&col[8], row_no)?,
})
}
}
impl TestData {
pub fn default(index: usize, now: OffsetDateTime) -> TestData {
TestData {
col_string: Some(format!("test_{}", index)),
col_number: Some(BigDecimal::from_str("-99999999999999999999999999999.999999999").unwrap()),
col_number_array: vec![
BigDecimal::from_str(
"578960446186580977117854925043439539266.34992332820282019728792003956564819967",
)
.unwrap(),
BigDecimal::from_str(
"-578960446186580977117854925043439539266.34992332820282019728792003956564819968",
)
.unwrap(),
],
col_timestamp: Some(now),
col_json: Some("{\"field\":100}".to_string()),
col_json_array: vec!["{\"field\":100}".to_string(), "{\"field\":200}".to_string()],
col_struct: Some(TestDataStruct {
f1: true,
f2: vec![index as i64, 3, 4],
}),
col_struct_array: vec![
TestDataStruct {
f1: true,
f2: vec![index as i64, 5, 6],
},
TestDataStruct {
f1: false,
f2: vec![index as i64, 30, 40],
},
],
col_binary: b"test".to_vec(),
}
}
}
pub fn create_table_schema() -> TableSchema {
TableSchema {
fields: vec![
TableFieldSchema {
name: "col_string".to_string(),
data_type: TableFieldType::String,
max_length: Some(32),
..Default::default()
},
TableFieldSchema {
name: "col_number".to_string(),
data_type: TableFieldType::Numeric,
..Default::default()
},
TableFieldSchema {
name: "col_number_array".to_string(),
data_type: TableFieldType::Bignumeric,
mode: Some(TableFieldMode::Repeated),
..Default::default()
},
TableFieldSchema {
name: "col_timestamp".to_string(),
data_type: TableFieldType::Timestamp,
..Default::default()
},
TableFieldSchema {
name: "col_json".to_string(),
data_type: TableFieldType::Json,
..Default::default()
},
TableFieldSchema {
name: "col_json_array".to_string(),
data_type: TableFieldType::Json,
mode: Some(TableFieldMode::Repeated),
..Default::default()
},
TableFieldSchema {
name: "col_struct".to_string(),
data_type: TableFieldType::Struct,
fields: Some(vec![
TableFieldSchema {
name: "f1".to_string(),
data_type: TableFieldType::Bool,
..Default::default()
},
TableFieldSchema {
name: "f2".to_string(),
data_type: TableFieldType::Int64,
mode: Some(TableFieldMode::Repeated),
..Default::default()
},
]),
..Default::default()
},
TableFieldSchema {
name: "col_struct_array".to_string(),
data_type: TableFieldType::Struct,
fields: Some(vec![
TableFieldSchema {
name: "f1".to_string(),
data_type: TableFieldType::Bool,
..Default::default()
},
TableFieldSchema {
name: "f2".to_string(),
data_type: TableFieldType::Int64,
mode: Some(TableFieldMode::Repeated),
..Default::default()
},
]),
mode: Some(TableFieldMode::Repeated),
..Default::default()
},
TableFieldSchema {
name: "col_binary".to_string(),
data_type: TableFieldType::Bytes,
mode: Some(TableFieldMode::Required),
..Default::default()
},
],
}
}
}