Centos7 구축 Geth 노드
7521 단어 블록체인
기사 목록
환경 준비
서버
일반 요구 사항: 4코어 - 8G-500G[root@localhost opt]# cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core)
Go Ethereum 다운로드 설치
다운로드 주소:https://geth.ethereum.org/downloads/
다운로드할 클라이언트 선택: geth-linux-amd64-1.8.27-4bcc0a37.tar.gz #
[root@localhost opt]# ll | grep geth-linux-amd64-1.8.27-4bcc0a37.tar.gz
-rw-r--r--. 1 root root 14594041 Apr 17 21:18 geth-linux-amd64-1.8.27-4bcc0a37.tar.gz
#
[root@localhost opt]# tar zxvf geth-linux-amd64-1.8.27-4bcc0a37.tar.gz
[root@localhost opt]# cd geth-linux-amd64-1.8.27-4bcc0a37
[root@localhost opt]# cp geth /usr/bin/geth
시간 동기화 (시간 오류로 인해 노드를 동기화할 수 없음)
네트워크 시간 동기화
[root@localhost opt]# ntpdate cn.pool.ntp.org
16 Jul 09:59:56 ntpdate[28004]: step time server 119.28.183.184 offset 0.975532 sec
시간 동기화 네트워크 시간
[root@localhost opt]# echo '0 0 * * * root ntpdate cn.pool.ntp.org prefer' >> /etc/crontab
[root@localhost opt]# service crond restart
Redirecting to /bin/systemctl restart crond.service
Geth 구성
시작 구성
#
[root@localhost opt]# mkdir ethdir
#
[root@localhost opt]# geth --syncmode 'fast' --rpc --rpcaddr '0.0.0.0' --rpcport 8545 --datadir /opt/ethdir/data --port '30303' --rpcapi 'db,eth,net,web3,personal' --rpccorsdomain '*' --networkid 4 --cache 1024 dumpconfig > /opt/ethdir/config.toml
# geth
[root@localhost opt]# nohup geth --config /opt/ethdir/config.toml >> /opt/ethdir/geth.log 2>&1 &
옵션 설명
옵션
사용 값
설명
–syncmode
“fast”
Blockchain sync mode("fast", "full", or "light"), 동기화 모드, 일반적으로fast를 사용하면 된다
–rpc
Enable the HTTP-RPC server
–rpcaddr
‘0.0.0.0’
HTTP-RPC server listening interface (default: “localhost”)
–rpcport
8545
HTTP-RPC server listening port (default: 8545)
–datadir
/opt/ethdir/data
Data directory for the databases and keystore
–port
‘30303’
Network listening port (default: 30303)
–rpcapi
‘db,eth,net,web3,personal’
API’s offered over the HTTP-RPC interface
–rpccorsdomain
‘*’
Comma separated list of domains from which to accept cross origin requests (browser enforced)
–networkid
사
Network identifier(integer, 1=Frontier(메인넷), 2=Morden(disused), 3=Ropsten, 4=Rinkeby)(default: 1)
–cache
1024
Megabytes of memory allocated to internal caching (default: 1024)
매개변수 참조
https://www.cnblogs.com/tinyxiong/p/7918706.html https://geth.ethereum.org/interface/Command-Line-Options
기본 명령
콘솔 로그인
[root@localhost rinkeby]# geth attach geth.ipc
Welcome to the Geth JavaScript console!
instance: Geth/v1.8.27-stable-4bcc0a37/linux-amd64/go1.11.9
coinbase: 0x08d589b4d5921b128cda9aad4ce82570186b5491
at block: 4741795 (Tue, 16 Jul 2019 13:59:26 CST)
datadir: /root/.ethereum/rinkeby
modules: admin:1.0 clique:1.0 debug:1.0 eth:1.0 miner:1.0 net:1.0 personal:1.0 rpc:1.0 txpool:1.0 web3:1.0
>
계정 만들기
> personal.newAccount('password')
"0xf15f87cf98c847af5b1de0bb106854b6e40f6276"
>
계좌 잔액 보기
> eth.getBalance('0xf15f87cf98c847af5b1de0bb106854b6e40f6276')
0
>
기타 명령
참조:https://geth.ethereum.org/interface/Management-APIs
로그 보기
동기화 로그 보기
[root@localhost opt]# more geth.log
INFO [07-03|21:17:49.633] Maximum peer count ETH=25 LES=0 total=25
INFO [07-03|21:17:50.170] Starting peer-to-peer node instance=Geth/v1.8.27-stable-4bcc0a3
7/linux-amd64/go1.11.9
INFO [07-03|21:17:50.170] Allocated cache and file handles database=/root/.ethereum/rinkeby/get
h/chaindata cache=512 handles=32768
INFO [07-03|21:17:56.473] Initialised chain configuration config="{ChainID: 4 Homestead: 1 DAO
: DAOSupport: true EIP150: 2 EIP155: 3 EIP158: 3 Byzantium: 1035301 Constantinople: 3660663 Cons
tantinopleFix: 4321234 Engine: clique}"
INFO [07-03|21:17:56.474] Initialising Ethereum protocol versions="[63 62]" network=4
INFO [07-03|21:17:56.529] Loaded most recent local header number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded most recent local full block number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded most recent local fast block number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded local transaction journal transactions=0 dropped=0
INFO [07-03|21:17:56.530] Regenerated local transaction journal transactions=0 accounts=0
WARN [07-03|21:17:56.530] Blockchain not empty, fast sync disabled
INFO [07-03|21:17:57.490] New local node record seq=74 id=35056e59ec20edb9 ip=127.0.
0.1 udp=30303 tcp=30303
INFO [07-03|21:17:57.491] Started P2P networking self=enode://d0e043a85000657cd8febdc
97678b946d5e20bd24bc0e7234962a17390a6abe2dd33eea67ff3df24634bef96807466c138256e7d65190ad9f360b7834f5163
[email protected]:30303
INFO [07-03|21:17:57.494] IPC endpoint opened url=/root/.ethereum/rinkeby/geth.ipc
INFO [07-03|21:17:57.495] HTTP endpoint opened url=http://0.0.0.0:8545
cors=* vhosts=*
INFO [07-03|21:18:01.493] New local node record seq=75 id=35056e59ec20edb9 ip=
udp=30303 tcp=30303
INFO [07-03|21:21:57.492] Block synchronisation started
WARN [07-03|21:22:04.382] Synchronisation failed, dropping peer peer=d803dcc3febec864 err="no peers
available or all tried for download"
INFO [07-03|21:27:47.508] Imported new chain segment blocks=2 txs=17 mgas=2.315 elapsed=5
41.329ms mgasps=4.276 number=4668669 hash=17d9b1…1baa1c age=10m23s cache=229.03kB
INFO [07-03|21:27:49.054] Imported new chain segment blocks=9 txs=184 mgas=21.486 elapsed
=1.544s mgasps=13.910 number=4668678 hash=c9d65b…f0e2d2 age=8m10s cache=1.55mB
INFO [07-03|21:27:59.959] Imported new chain segment blocks=28 txs=496 mgas=52.850 elapse
d=10.901s mgasps=4.848 number=4668706 hash=677f7f…86d5aa age=1m20s cache=6.19mB
INFO [07-03|21:28:00.411] Imported new chain segment blocks=4 txs=74 mgas=8.266 elapse
d=451.917ms mgasps=18.290 number=4668710 hash=d10922…2ff143 cache=6.69mB
Block synchronisation started 문자가 나타날 때 노드를 동기화하기 시작합니다. 보통 처음에 1-2일 (fast 모드) 동기화합니다.
동기화 종료
> eth.blockNumber
4741984
>
이 명령이 반환된 결과가 체인의 최신 블록과 일치하면 동기화가 완료됩니다.
덧붙이다
rinkeby 테스트 웹 브라우저 메인 웹 브라우저
[root@localhost opt]# cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core)
#
[root@localhost opt]# ll | grep geth-linux-amd64-1.8.27-4bcc0a37.tar.gz
-rw-r--r--. 1 root root 14594041 Apr 17 21:18 geth-linux-amd64-1.8.27-4bcc0a37.tar.gz
#
[root@localhost opt]# tar zxvf geth-linux-amd64-1.8.27-4bcc0a37.tar.gz
[root@localhost opt]# cd geth-linux-amd64-1.8.27-4bcc0a37
[root@localhost opt]# cp geth /usr/bin/geth
[root@localhost opt]# ntpdate cn.pool.ntp.org
16 Jul 09:59:56 ntpdate[28004]: step time server 119.28.183.184 offset 0.975532 sec
[root@localhost opt]# echo '0 0 * * * root ntpdate cn.pool.ntp.org prefer' >> /etc/crontab
[root@localhost opt]# service crond restart
Redirecting to /bin/systemctl restart crond.service
시작 구성
#
[root@localhost opt]# mkdir ethdir
#
[root@localhost opt]# geth --syncmode 'fast' --rpc --rpcaddr '0.0.0.0' --rpcport 8545 --datadir /opt/ethdir/data --port '30303' --rpcapi 'db,eth,net,web3,personal' --rpccorsdomain '*' --networkid 4 --cache 1024 dumpconfig > /opt/ethdir/config.toml
# geth
[root@localhost opt]# nohup geth --config /opt/ethdir/config.toml >> /opt/ethdir/geth.log 2>&1 &
옵션 설명
옵션
사용 값
설명
–syncmode
“fast”
Blockchain sync mode("fast", "full", or "light"), 동기화 모드, 일반적으로fast를 사용하면 된다
–rpc
Enable the HTTP-RPC server
–rpcaddr
‘0.0.0.0’
HTTP-RPC server listening interface (default: “localhost”)
–rpcport
8545
HTTP-RPC server listening port (default: 8545)
–datadir
/opt/ethdir/data
Data directory for the databases and keystore
–port
‘30303’
Network listening port (default: 30303)
–rpcapi
‘db,eth,net,web3,personal’
API’s offered over the HTTP-RPC interface
–rpccorsdomain
‘*’
Comma separated list of domains from which to accept cross origin requests (browser enforced)
–networkid
사
Network identifier(integer, 1=Frontier(메인넷), 2=Morden(disused), 3=Ropsten, 4=Rinkeby)(default: 1)
–cache
1024
Megabytes of memory allocated to internal caching (default: 1024)
매개변수 참조
https://www.cnblogs.com/tinyxiong/p/7918706.html https://geth.ethereum.org/interface/Command-Line-Options
기본 명령
콘솔 로그인
[root@localhost rinkeby]# geth attach geth.ipc
Welcome to the Geth JavaScript console!
instance: Geth/v1.8.27-stable-4bcc0a37/linux-amd64/go1.11.9
coinbase: 0x08d589b4d5921b128cda9aad4ce82570186b5491
at block: 4741795 (Tue, 16 Jul 2019 13:59:26 CST)
datadir: /root/.ethereum/rinkeby
modules: admin:1.0 clique:1.0 debug:1.0 eth:1.0 miner:1.0 net:1.0 personal:1.0 rpc:1.0 txpool:1.0 web3:1.0
>
계정 만들기
> personal.newAccount('password')
"0xf15f87cf98c847af5b1de0bb106854b6e40f6276"
>
계좌 잔액 보기
> eth.getBalance('0xf15f87cf98c847af5b1de0bb106854b6e40f6276')
0
>
기타 명령
참조:https://geth.ethereum.org/interface/Management-APIs
로그 보기
동기화 로그 보기
[root@localhost opt]# more geth.log
INFO [07-03|21:17:49.633] Maximum peer count ETH=25 LES=0 total=25
INFO [07-03|21:17:50.170] Starting peer-to-peer node instance=Geth/v1.8.27-stable-4bcc0a3
7/linux-amd64/go1.11.9
INFO [07-03|21:17:50.170] Allocated cache and file handles database=/root/.ethereum/rinkeby/get
h/chaindata cache=512 handles=32768
INFO [07-03|21:17:56.473] Initialised chain configuration config="{ChainID: 4 Homestead: 1 DAO
: DAOSupport: true EIP150: 2 EIP155: 3 EIP158: 3 Byzantium: 1035301 Constantinople: 3660663 Cons
tantinopleFix: 4321234 Engine: clique}"
INFO [07-03|21:17:56.474] Initialising Ethereum protocol versions="[63 62]" network=4
INFO [07-03|21:17:56.529] Loaded most recent local header number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded most recent local full block number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded most recent local fast block number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded local transaction journal transactions=0 dropped=0
INFO [07-03|21:17:56.530] Regenerated local transaction journal transactions=0 accounts=0
WARN [07-03|21:17:56.530] Blockchain not empty, fast sync disabled
INFO [07-03|21:17:57.490] New local node record seq=74 id=35056e59ec20edb9 ip=127.0.
0.1 udp=30303 tcp=30303
INFO [07-03|21:17:57.491] Started P2P networking self=enode://d0e043a85000657cd8febdc
97678b946d5e20bd24bc0e7234962a17390a6abe2dd33eea67ff3df24634bef96807466c138256e7d65190ad9f360b7834f5163
[email protected]:30303
INFO [07-03|21:17:57.494] IPC endpoint opened url=/root/.ethereum/rinkeby/geth.ipc
INFO [07-03|21:17:57.495] HTTP endpoint opened url=http://0.0.0.0:8545
cors=* vhosts=*
INFO [07-03|21:18:01.493] New local node record seq=75 id=35056e59ec20edb9 ip=
udp=30303 tcp=30303
INFO [07-03|21:21:57.492] Block synchronisation started
WARN [07-03|21:22:04.382] Synchronisation failed, dropping peer peer=d803dcc3febec864 err="no peers
available or all tried for download"
INFO [07-03|21:27:47.508] Imported new chain segment blocks=2 txs=17 mgas=2.315 elapsed=5
41.329ms mgasps=4.276 number=4668669 hash=17d9b1…1baa1c age=10m23s cache=229.03kB
INFO [07-03|21:27:49.054] Imported new chain segment blocks=9 txs=184 mgas=21.486 elapsed
=1.544s mgasps=13.910 number=4668678 hash=c9d65b…f0e2d2 age=8m10s cache=1.55mB
INFO [07-03|21:27:59.959] Imported new chain segment blocks=28 txs=496 mgas=52.850 elapse
d=10.901s mgasps=4.848 number=4668706 hash=677f7f…86d5aa age=1m20s cache=6.19mB
INFO [07-03|21:28:00.411] Imported new chain segment blocks=4 txs=74 mgas=8.266 elapse
d=451.917ms mgasps=18.290 number=4668710 hash=d10922…2ff143 cache=6.69mB
Block synchronisation started 문자가 나타날 때 노드를 동기화하기 시작합니다. 보통 처음에 1-2일 (fast 모드) 동기화합니다.
동기화 종료
> eth.blockNumber
4741984
>
이 명령이 반환된 결과가 체인의 최신 블록과 일치하면 동기화가 완료됩니다.
덧붙이다
rinkeby 테스트 웹 브라우저 메인 웹 브라우저
[root@localhost rinkeby]# geth attach geth.ipc
Welcome to the Geth JavaScript console!
instance: Geth/v1.8.27-stable-4bcc0a37/linux-amd64/go1.11.9
coinbase: 0x08d589b4d5921b128cda9aad4ce82570186b5491
at block: 4741795 (Tue, 16 Jul 2019 13:59:26 CST)
datadir: /root/.ethereum/rinkeby
modules: admin:1.0 clique:1.0 debug:1.0 eth:1.0 miner:1.0 net:1.0 personal:1.0 rpc:1.0 txpool:1.0 web3:1.0
>
> personal.newAccount('password')
"0xf15f87cf98c847af5b1de0bb106854b6e40f6276"
>
> eth.getBalance('0xf15f87cf98c847af5b1de0bb106854b6e40f6276')
0
>
동기화 로그 보기
[root@localhost opt]# more geth.log
INFO [07-03|21:17:49.633] Maximum peer count ETH=25 LES=0 total=25
INFO [07-03|21:17:50.170] Starting peer-to-peer node instance=Geth/v1.8.27-stable-4bcc0a3
7/linux-amd64/go1.11.9
INFO [07-03|21:17:50.170] Allocated cache and file handles database=/root/.ethereum/rinkeby/get
h/chaindata cache=512 handles=32768
INFO [07-03|21:17:56.473] Initialised chain configuration config="{ChainID: 4 Homestead: 1 DAO
: DAOSupport: true EIP150: 2 EIP155: 3 EIP158: 3 Byzantium: 1035301 Constantinople: 3660663 Cons
tantinopleFix: 4321234 Engine: clique}"
INFO [07-03|21:17:56.474] Initialising Ethereum protocol versions="[63 62]" network=4
INFO [07-03|21:17:56.529] Loaded most recent local header number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded most recent local full block number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded most recent local fast block number=4668667 hash=d18fbe…ab7758 td
=8547789 age=1m2s
INFO [07-03|21:17:56.529] Loaded local transaction journal transactions=0 dropped=0
INFO [07-03|21:17:56.530] Regenerated local transaction journal transactions=0 accounts=0
WARN [07-03|21:17:56.530] Blockchain not empty, fast sync disabled
INFO [07-03|21:17:57.490] New local node record seq=74 id=35056e59ec20edb9 ip=127.0.
0.1 udp=30303 tcp=30303
INFO [07-03|21:17:57.491] Started P2P networking self=enode://d0e043a85000657cd8febdc
97678b946d5e20bd24bc0e7234962a17390a6abe2dd33eea67ff3df24634bef96807466c138256e7d65190ad9f360b7834f5163
[email protected]:30303
INFO [07-03|21:17:57.494] IPC endpoint opened url=/root/.ethereum/rinkeby/geth.ipc
INFO [07-03|21:17:57.495] HTTP endpoint opened url=http://0.0.0.0:8545
cors=* vhosts=*
INFO [07-03|21:18:01.493] New local node record seq=75 id=35056e59ec20edb9 ip=
udp=30303 tcp=30303
INFO [07-03|21:21:57.492] Block synchronisation started
WARN [07-03|21:22:04.382] Synchronisation failed, dropping peer peer=d803dcc3febec864 err="no peers
available or all tried for download"
INFO [07-03|21:27:47.508] Imported new chain segment blocks=2 txs=17 mgas=2.315 elapsed=5
41.329ms mgasps=4.276 number=4668669 hash=17d9b1…1baa1c age=10m23s cache=229.03kB
INFO [07-03|21:27:49.054] Imported new chain segment blocks=9 txs=184 mgas=21.486 elapsed
=1.544s mgasps=13.910 number=4668678 hash=c9d65b…f0e2d2 age=8m10s cache=1.55mB
INFO [07-03|21:27:59.959] Imported new chain segment blocks=28 txs=496 mgas=52.850 elapse
d=10.901s mgasps=4.848 number=4668706 hash=677f7f…86d5aa age=1m20s cache=6.19mB
INFO [07-03|21:28:00.411] Imported new chain segment blocks=4 txs=74 mgas=8.266 elapse
d=451.917ms mgasps=18.290 number=4668710 hash=d10922…2ff143 cache=6.69mB
Block synchronisation started 문자가 나타날 때 노드를 동기화하기 시작합니다. 보통 처음에 1-2일 (fast 모드) 동기화합니다.
동기화 종료
> eth.blockNumber
4741984
>
이 명령이 반환된 결과가 체인의 최신 블록과 일치하면 동기화가 완료됩니다.
덧붙이다
rinkeby 테스트 웹 브라우저 메인 웹 브라우저
좋은 웹페이지 즐겨찾기
