Docker操作
[root@node1 ~]# cd /opt/
[root@node1 opt]# ls
apache-flume-1.9.0-bin.tar.gz apache-zookeeper-3.6.3-bin.tar.gz hadoop-3.0.0 mirrors.cgi?action=download nginx-1.19.1.tar.gz
apache-hive-2.1.1-bin.tar.gz flink-1.7.0 iceberg-flink-runtime-0.10.0.jar mirrors.cgi?action=download.1 rh
apache-pulsar-2.7.2 flink-1.7.0-bin-hadoop28-scala_2.12.tgz jdk1.8.0_131 mysql-5.6.33-linux-glibc2.5-x86_64.tar.gz scala-2.12.8.tgz
apache-pulsar-2.7.2-bin.tar.gz flink-sql-connector-hive-2.3.6_2.11-1.11.0.jar kafka_2.13-2.8.0.tgz nacos sqoop-1.4.7.tar.gz
[root@node1 opt]# systemctl status mysql
Unit mysql.service could not be found.
[root@node1 opt]# systemctl status docker
?docker.service - Docker Application Container Engine
Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
Active: inactive (dead)
Docs: http://docs.docker.com
[root@node1 opt]# systemctl start docker
[root@node1 opt]# systemctl status docker
?docker.service - Docker Application Container Engine
Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
Active: active (running) since Thu 2021-06-03 14:53:07 CST; 3s ago
Docs: http://docs.docker.com
Main PID: 4396 (dockerd-current)
Tasks: 17
CGroup: /system.slice/docker.service
忖4396 /usr/bin/dockerd-current --add-runtime docker-runc=/usr/libexec/docker/docker-runc-current --default-runtime=docker-runc --exec-opt native.cgroupdriver=systemd --userland-proxy-pat...
忖4402 /usr/bin/docker-containerd-current -l unix:///var/run/docker/libcontainerd/docker-containerd.sock --metrics-interval=0 --start-timeout 2m --state-dir /var/run/docker/libcontainerd/...
Jun 03 14:53:04 node1 dockerd-current[4396]: time="2021-06-03T14:53:04.446068657+08:00" level=info msg="libcontainerd: new containerd process, pid: 4402"
Jun 03 14:53:05 node1 dockerd-current[4396]: time="2021-06-03T14:53:05.734834925+08:00" level=info msg="Graph migration to content-addressability took 0.00 seconds"
Jun 03 14:53:05 node1 dockerd-current[4396]: time="2021-06-03T14:53:05.736392737+08:00" level=info msg="Loading containers: start."
Jun 03 14:53:05 node1 dockerd-current[4396]: time="2021-06-03T14:53:05.865123160+08:00" level=info msg="Firewalld running: true"
Jun 03 14:53:06 node1 dockerd-current[4396]: time="2021-06-03T14:53:06.873226021+08:00" level=info msg="Default bridge (docker0) is assigned with an IP address 172.17.0.0/16. Daemon opt...d IP address"
Jun 03 14:53:07 node1 dockerd-current[4396]: time="2021-06-03T14:53:07.070178713+08:00" level=info msg="Loading containers: done."
Jun 03 14:53:07 node1 dockerd-current[4396]: time="2021-06-03T14:53:07.212263384+08:00" level=info msg="Daemon has completed initialization"
Jun 03 14:53:07 node1 dockerd-current[4396]: time="2021-06-03T14:53:07.212305820+08:00" level=info msg="Docker daemon" commit="cccb291/1.13.1" graphdriver=overlay2 version=1.13.1
Jun 03 14:53:07 node1 systemd[1]: Started Docker Application Container Engine.
Jun 03 14:53:07 node1 dockerd-current[4396]: time="2021-06-03T14:53:07.224890099+08:00" level=info msg="API listen on /var/run/docker.sock"
Hint: Some lines were ellipsized, use -l to show in full.
[root@node1 opt]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
docker.io/kafkaesqueio/pulsar 2.6.2.1.0.1-beta2 b6054dcca615 6 days ago 1.95 GB
docker.io/wurstmeister/kafka latest 4a83ed5f062f 12 days ago 438 MB
docker.io/redis latest bc8d70f9ef6c 3 weeks ago 105 MB
docker.io/mysql latest c0cdc95609f1 3 weeks ago 556 MB
docker.io/mysql <none> a7a67c95e831 13 months ago 541 MB
docker.io/tomcat latest 927899a31456 13 months ago 647 MB
docker.io/nginx latest 602e111c06b6 13 months ago 127 MB
docker.io/jaspeen/oracle-11g latest 0c8711fe4f0f 5 years ago 281 MB
[root@node1 opt]# docker run --help
Usage: docker run [OPTIONS] IMAGE [COMMAND] [ARG...]
Run a command in a new container
Options:
--add-host list Add a custom host-to-IP mapping (host:ip) (default [])
-a, --attach list Attach to STDIN, STDOUT or STDERR (default [])
--blkio-weight uint16 Block IO (relative weight), between 10 and 1000, or 0 to disable (default 0)
--blkio-weight-device weighted-device Block IO weight (relative device weight) (default [])
--cap-add list Add Linux capabilities (default [])
--cap-drop list Drop Linux capabilities (default [])
--cgroup-parent string Optional parent cgroup for the container
--cidfile string Write the container ID to the file
--cpu-count int CPU count (Windows only)
--cpu-percent int CPU percent (Windows only)
--cpu-period int Limit CPU CFS (Completely Fair Scheduler) period
--cpu-quota int Limit CPU CFS (Completely Fair Scheduler) quota
--cpu-rt-period int Limit CPU real-time period in microseconds
--cpu-rt-runtime int Limit CPU real-time runtime in microseconds
-c, --cpu-shares int CPU shares (relative weight)
--cpus decimal Number of CPUs (default 0.000)
--cpuset-cpus string CPUs in which to allow execution (0-3, 0,1)
--cpuset-mems string MEMs in which to allow execution (0-3, 0,1)
--credentialspec string Credential spec for managed service account (Windows only)
-d, --detach Run container in background and print container ID
--detach-keys string Override the key sequence for detaching a container
--device list Add a host device to the container (default [])
--device-read-bps throttled-device Limit read rate (bytes per second) from a device (default [])
--device-read-iops throttled-device Limit read rate (IO per second) from a device (default [])
--device-write-bps throttled-device Limit write rate (bytes per second) to a device (default [])
--device-write-iops throttled-device Limit write rate (IO per second) to a device (default [])
--disable-content-trust Skip image verification (default true)
--dns list Set custom DNS servers (default [])
--dns-option list Set DNS options (default [])
--dns-search list Set custom DNS search domains (default [])
--entrypoint string Overwrite the default ENTRYPOINT of the image
-e, --env list Set environment variables (default [])
--env-file list Read in a file of environment variables (default [])
--expose list Expose a port or a range of ports (default [])
--group-add list Add additional groups to join (default [])
--health-cmd string Command to run to check health
--health-interval duration Time between running the check (ns|us|ms|s|m|h) (default 0s)
--health-retries int Consecutive failures needed to report unhealthy
--health-timeout duration Maximum time to allow one check to run (ns|us|ms|s|m|h) (default 0s)
--help Print usage
-h, --hostname string Container host name
--init Run an init inside the container that forwards signals and reaps processes
--init-path string Path to the docker-init binary
-i, --interactive Keep STDIN open even if not attached
--io-maxbandwidth string Maximum IO bandwidth limit for the system drive (Windows only)
--io-maxiops uint Maximum IOps limit for the system drive (Windows only)
--ip string Container IPv4 address (e.g. 172.30.100.104)
--ip6 string Container IPv6 address (e.g. 2001:db8::33)
--ipc string IPC namespace to use
--isolation string Container isolation technology
--kernel-memory string Kernel memory limit
-l, --label list Set meta data on a container (default [])
--label-file list Read in a line delimited file of labels (default [])
--link list Add link to another container (default [])
--link-local-ip list Container IPv4/IPv6 link-local addresses (default [])
--log-driver string Logging driver for the container
--log-opt list Log driver options (default [])
--mac-address string Container MAC address (e.g. 92:d0:c6:0a:29:33)
-m, --memory string Memory limit
--memory-reservation string Memory soft limit
--memory-swap string Swap limit equal to memory plus swap: '-1' to enable unlimited swap
--memory-swappiness int Tune container memory swappiness (0 to 100) (default -1)
--name string Assign a name to the container
--network string Connect a container to a network (default "default")
--network-alias list Add network-scoped alias for the container (default [])
--no-healthcheck Disable any container-specified HEALTHCHECK
--oom-kill-disable Disable OOM Killer
--oom-score-adj int Tune host's OOM preferences (-1000 to 1000)
--pid string PID namespace to use
--pids-limit int Tune container pids limit (set -1 for unlimited)
--privileged Give extended privileges to this container
-p, --publish list Publish a container's port(s) to the host (default [])
-P, --publish-all Publish all exposed ports to random ports
--read-only Mount the container's root filesystem as read only
--restart string Restart policy to apply when a container exits (default "no")
--rm Automatically remove the container when it exits
--runtime string Runtime to use for this container
--security-opt list Security Options (default [])
--shm-size string Size of /dev/shm, default value is 64MB
--sig-proxy Proxy received signals to the process (default true)
--stop-signal string Signal to stop a container, SIGTERM by default (default "SIGTERM")
--stop-timeout int Timeout (in seconds) to stop a container
--storage-opt list Storage driver options for the container (default [])
--sysctl map Sysctl options (default map[])
--tmpfs list Mount a tmpfs directory (default [])
-t, --tty Allocate a pseudo-TTY
--ulimit ulimit Ulimit options (default [])
-u, --user string Username or UID (format: <name|uid>[:<group|gid>])
--userns string User namespace to use
--uts string UTS namespace to use
-v, --volume list Bind mount a volume (default [])
--volume-driver string Optional volume driver for the container
--volumes-from list Mount volumes from the specified container(s) (default [])
-w, --workdir string Working directory inside the container
[root@node1 opt]# docker run --name mysqldb -p 3306:3306 -e MYSQL_ROOT_PASSWORD=123456 -d mysql
3abc248885e1760db8276a0f84982b6d82323196bfc1cd77e8e5d0547f468b75
[root@node1 opt]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
docker.io/kafkaesqueio/pulsar 2.6.2.1.0.1-beta2 b6054dcca615 6 days ago 1.95 GB
docker.io/wurstmeister/kafka latest 4a83ed5f062f 12 days ago 438 MB
docker.io/redis latest bc8d70f9ef6c 3 weeks ago 105 MB
docker.io/mysql latest c0cdc95609f1 3 weeks ago 556 MB
docker.io/mysql <none> a7a67c95e831 13 months ago 541 MB
docker.io/tomcat latest 927899a31456 13 months ago 647 MB
docker.io/nginx latest 602e111c06b6 13 months ago 127 MB
docker.io/jaspeen/oracle-11g latest 0c8711fe4f0f 5 years ago 281 MB
[root@node1 opt]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
3abc248885e1 mysql "docker-entrypoint..." 48 seconds ago Up 46 seconds 0.0.0.0:3306->3306/tcp, 33060/tcp mysqldb
[root@node1 opt]# mysql -uroot -p123456
bash: mysql: command not found...
[root@node1 opt]# systemctl status firewalld
?firewalld.service - firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
Active: active (running) since Thu 2021-06-03 14:03:52 CST; 56min ago
Docs: man:firewalld(1)
Main PID: 1175 (firewalld)
Tasks: 2
Memory: 820.0K
CGroup: /system.slice/firewalld.service
忖1175 /usr/bin/python -Es /usr/sbin/firewalld --nofork --nopid
Jun 03 14:53:06 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t nat -C POSTROUTING -s 172.17.0.0/16 ! -o docker0 -j MASQUERADE' failed: iptables: No chain/ta... by that name.
Jun 03 14:53:06 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t nat -C DOCKER -i docker0 -j RETURN' failed: iptables: Bad rule (does a matching rule exist in that chain?).
Jun 03 14:53:06 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -D FORWARD -i docker0 -o docker0 -j DROP' failed: iptables: Bad rule (does a matching rule exist in that chain?).
Jun 03 14:53:06 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t filter -C FORWARD -i docker0 -o docker0 -j ACCEPT' failed: iptables: Bad rule (does a matchin... that chain?).
Jun 03 14:53:06 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t filter -C FORWARD -i docker0 ! -o docker0 -j ACCEPT' failed: iptables: Bad rule (does a match... that chain?).
Jun 03 14:53:06 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t filter -C FORWARD -o docker0 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT' failed: ip... that chain?).
Jun 03 14:53:07 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t filter -C FORWARD -o docker0 -j DOCKER' failed: iptables: No chain/target/match by that name.
Jun 03 14:58:11 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t nat -C DOCKER -p tcp -d 0/0 --dport 3306 -j DNAT --to-destination 172.17.0.2:3306 ! -i docker... by that name.
Jun 03 14:58:11 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t filter -C DOCKER ! -i docker0 -o docker0 -p tcp -d 172.17.0.2 --dport 3306 -j ACCEPT' failed:... that chain?).
Jun 03 14:58:11 node1 firewalld[1175]: WARNING: COMMAND_FAILED: '/usr/sbin/iptables -w2 -t nat -C POSTROUTING -p tcp -s 172.17.0.2 -d 172.17.0.2 --dport 3306 -j MASQUERADE' failed: ipt... by that name.
Hint: Some lines were ellipsized, use -l to show in full.
[root@node1 opt]# systemctl stop firewalld
[root@node1 opt]# docker exec -it 3abc248885e1 /bin/bash
root@3abc248885e1:/# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 13
Server version: 8.0.25 MySQL Community Server - GPL
Copyright (c) 2000, 2021, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
-- mysql 出现Client does not support authentication protocol requested by server解决方案
mysql> select host,user,plugin,authentication_string from mysql.user;
+-----------+------------------+-----------------------+------------------------------------------------------------------------+
| host | user | plugin | authentication_string |
+-----------+------------------+-----------------------+------------------------------------------------------------------------+
z % [RAa3Vdcn9HWRn6BKYd0fjqYGrDjbdqZlUyVHGktJEl018 | $A$005$7b^-3#b
| localhost | mysql.infoschema | caching_sha2_password | $A$005$THISISACOMBINATIONOFINVALIDSALTANDPASSWORDTHATMUSTNEVERBRBEUSED |
| localhost | mysql.session | caching_sha2_password | $A$005$THISISACOMBINATIONOFINVALIDSALTANDPASSWORDTHATMUSTNEVERBRBEUSED |
| localhost | mysql.sys | caching_sha2_password | $A$005$THISISACOMBINATIONOFINVALIDSALTANDPASSWORDTHATMUSTNEVERBRBEUSED |
| localhost | root | caching_sha2_password | $A$005$%'oYB9S1gP)Sd
9lj6GtGbI2Nlv8a59VW23Q2jDl5HQgBZuielhg/kY9dx5 |
+-----------+------------------+-----------------------+------------------------------------------------------------------------+
5 rows in set (0.13 sec)
mysql> ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '123456';
Query OK, 0 rows affected (0.11 sec)
mysql>
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