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# How to vote for a release

For non-Chinese users, please read https://cwiki.apache.org/confluence/display/IOTDB/Validating+a+staged+Release

## Download everything under voting version / rc

https://dist.apache.org/repos/dist/dev/iotdb/

## Import the public key of the release manager

https://dist.apache.org/repos/dist/dev/iotdb/KEYS

At the bottom is the public key of the Release Manager (RM)

Install gpg2

### the first method

```
The beginning of the public key is this
pub   rsa4096 2019-10-15 [SC]
      10F3B3F8A1201B79AA43F2E00FC7F131CAA00430
      
Or this

pub   rsa4096/28662AC6 2019-12-23 [SC]
```

Download the public key

```
gpg2 --receive-keys 10F3B3F8A1201B79AA43F2E00FC7F131CAA00430 (or 28662AC6)

or (Designation keyserver) 
gpg2 --keyserver p80.pool.sks-keyservers.net --recv-keys 10F3B3F8A1201B79AA43F2E00FC7F131CAA00430 (或 28662AC6)
```

### The second method

Copy the following paragraph into a text file and name it `key.asc`

```
-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v2
...
-----END PGP PUBLIC KEY BLOCK-----
```

Import RM's public key to your computer

```
gpg2 --import key.asc
```

## Verify the source distribution

* Verify that there are  NOTICE, LICENSE, and the content is correct.

* Verify README, RELEASE_NOTES

* Validation header

```
mvn -B apache-rat:check
```

* Verify signatures and hashes

```
gpg2 --verify apache-iotdb-0.12.0-source-release.zip.asc apache-iotdb-0.12.0-source-release.zip

appear Good Singnature 

shasum -a512 apache-iotdb-0.12.0-source-release.zip

Compared with the corresponding .sha512, the same is fine.
```

* Verify compilation

```
mvnw install

Should end up all SUCCESS
```

## Verifying the binary release

* Verify that there are NOTICE, LICENSE, and the content is correct.

* Verify README, RELEASE_NOTES

* Verify signatures and hashes

```
gpg2 --verify apache-iotdb-0.12.0-bin.zip.asc apache-iotdb-0.12.0-bin.zip

appear Good Singnature 

shasum -a512 apache-iotdb-0.12.0-bin.zip

Compared with the corresponding .sha512, the same is fine.
```

* Verify that it starts and the sample statements execute correctly

```
nohup ./sbin/start-server.sh >/dev/null 2>&1 &

./sbin/start-cli.sh

SET STORAGE GROUP TO root.turbine;
CREATE TIMESERIES root.turbine.d1.s0 WITH DATATYPE=DOUBLE, ENCODING=GORILLA;
insert into root.turbine.d1(timestamp,s0) values(1,1);
insert into root.turbine.d1(timestamp,s0) values(2,2);
insert into root.turbine.d1(timestamp,s0) values(3,3);
select * from root;

Prints the following:
+-----------------------------------+------------------+
|                               Time|root.turbine.d1.s0|
+-----------------------------------+------------------+
|      1970-01-01T08:00:00.001+08:00|               1.0|
|      1970-01-01T08:00:00.002+08:00|               2.0|
|      1970-01-01T08:00:00.003+08:00|               3.0|
+-----------------------------------+------------------+

```

## Sample mail

Email can be sent after verification

```
Hi,

+1 (PMC could binding)

The source release:
LICENSE and NOTICE [ok]
signatures and hashes [ok]
All files have ASF header [ok]
could compile from source: ./mvnw clean install [ok]

The binary distribution:
LICENSE and NOTICE [ok]
signatures and hashes [ok]
Could run with the following statements [ok]

SET STORAGE GROUP TO root.turbine;
CREATE TIMESERIES root.turbine.d1.s0 WITH DATATYPE=DOUBLE, ENCODING=GORILLA;
insert into root.turbine.d1(timestamp,s0) values(1,1);
insert into root.turbine.d1(timestamp,s0) values(2,2);
insert into root.turbine.d1(timestamp,s0) values(3,3);
select * from root;

Thanks,
xxx
```


## small tools

* Print out lines containing certain characters (just look at the top output, you don't need to look at the bottom file)

```
find . -type f -exec grep -i "copyright" {} \; -print | sort -u
find **/src -type f -exec grep -i "copyright" {} \; -print | sort -u
```
