我在部署ghost是，日志中报错说连接不上数据库，但是我确实检查过，在worker节点上确保能够连接上数据库的，但是启动容器不成功，任然报错说链接不上数据库。并且我不能够进入容器中去测试，[root@k8s-master-01 ghost]# kubectl logs -n ghost pod/ghost-559688f9f5-9s7hk
[2025-10-09 06:13:14] INFO Ghost is running in production...
[2025-10-09 06:13:14] INFO Your site is now available on https://myghost.com/
[2025-10-09 06:13:14] INFO Ctrl+C to shut down
[2025-10-09 06:13:14] INFO Ghost server started in 0.326s
[2025-10-09 06:13:14]
ERROR Access denied for user 'ghost_user'@'192.168.161.21' (using password: YES)
Access denied for user 'ghost_user'@'192.168.161.21' (using password: YES)
"Unknown database
error"
Error ID:
500
Error Code:
ER_ACCESS_DENIED_
ERROR
----------------------------------------
Error: Access denied for user 'ghost_user'@'192.168.161.21' (using password: YES)
at /var/lib/ghost/versions/5.130.5/node_modules/knex-migrator/lib/database.js:57:19
at Packet.as
Error (/var/lib/ghost/versions/5.130.5/node_modules/mysql2/lib/packets/packet.js:740:17)
at ClientHandshake.execute (/var/lib/ghost/versions/5.130.5/node_modules/mysql2/lib/commands/command.js:29:26)
at Connection.handlePacket (/var/lib/ghost/versions/5.130.5/node_modules/mysql2/lib/base/connection.js:475:34)
at PacketParser.onPacket (/var/lib/ghost/versions/5.130.5/node_modules/mysql2/lib/base/connection.js:93:12)
at PacketParser.executeStart (/var/lib/ghost/versions/5.130.5/node_modules/mysql2/lib/packet_parser.js:75:16)
at Socket.<anonymous> (/var/lib/ghost/versions/5.130.5/node_modules/mysql2/lib/base/connection.js:100:25)
at Socket.emit (node:events:524:28)
at addChunk (node:internal/st
reams/
readable:561:12)
at
readableAddChunkPushByteMode (node:internal/st
reams/
readable:512:3)
at
Readable.push (node:internal/st
reams/
readable:392:5)
[2025-10-09 06:13:14] WARN Ghost is shutting down
[2025-10-09 06:13:14] WARN Ghost has shut down
[2025-10-09 06:13:14] WARN Your site is now offline
[2025-10-09 06:13:14] WARN Ghost was running for a few seconds
[root@k8s-master-01 ghost]#
[root@k8s-master-01 ghost]# mysql -u root -p -P 9999
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 33
Server version: 8.0.43 MySQL Community Server - GPL
Copyright (c) 2000, 2025,
Oracle and/or its affiliates.
Oracle is a
registe
red 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 cur
rent input statement.
mysql>
mysql>
mysql> SHOW GRANTS FOR 'ghost_user'@'%';
+----------------------------------------------------------+
| Grants for ghost_user@% |
+----------------------------------------------------------+
| GRANT USAGE ON *.* TO `ghost_user`@`%` |
| GRANT ALL PRIVILEGES ON `ghost_db`.* TO `ghost_user`@`%` |
+----------------------------------------------------------+
2 rows in set (0.00 sec)
mysql> SHOW DATABASES LIKE 'ghost_db';
+---------------------+
| Database (ghost_db) |
+---------------------+
| ghost_db |
+---------------------+
1 row in set (0.00 sec)
[root@k8s-master-01 ghost]# kubectl describe -n ghost pod/ghost-559688f9f5-9s7hk
Name: ghost-559688f9f5-9s7hk
Namespace: ghost
Priority: 0
Service Account: default
Node: k8s-worker-01/192.168.161.21
Start Time: Thu, 09 Oct 2025 11:29:23 +0800
Labels: app=ghost
pod-template-hash=559688f9f5
Annotations: cni.projectcalico.org/containerID: d46b264ebcbeb155c557aa768da594f10d80297099dc50a09375c4ddc6c190fd
cni.projectcalico.org/podIP: 10.244.36.204/32
cni.projectcalico.org/podIPs: 10.244.36.204/32
Status: Running
IP: 10.244.36.204
IPs:
IP: 10.244.36.204
Controlled By:
ReplicaSet/ghost-559688f9f5
Containers:
ghost:
Container ID: containerd://ffada9b9497cac0548b59bea62cd5a08fbeee62b867ec2b56138abf7a4762da3
Image: docker.io/
library/ghost:5-alpine
Image ID: sha256:14cce4a7227c7ac6f58299675079ab7f980d37f427b7099e38ac4970ad8de38e
Port: 2368/TCP
Host Port: 0/TCP
State: Waiting
Reason: CrashLoopBackOff
Last State: Terminated
Reason:
Error
Exit
Code: 2
Started: Thu, 09 Oct 2025 11:30:56 +0800
Finished: Thu, 09 Oct 2025 11:30:56 +0800
Ready: False
Restart Count: 4
Liveness: http-get http://:2368/ delay=60s timeout=1s period=10s #success=1 #failu
re=3
Readiness: http-get http://:2368/ delay=5s timeout=1s period=5s #success=1 #failu
re=3
Environment:
url: https://myghost.com
database__client: mysql
database__connection__host: <set to the key 'mysql-host' in sec
ret 'ghost-sec
rets'> Optional: false
database__connection__port: <set to the key 'mysql-port' in sec
ret 'ghost-sec
rets'> Optional: false
database__connection__user: <set to the key 'mysql-user' in sec
ret 'ghost-sec
rets'> Optional: false
database__connection__password: <set to the key 'mysql-password' in sec
ret 'ghost-sec
rets'> Optional: false
database__connection__database: <set to the key 'mysql-database' in sec
ret 'ghost-sec
rets'> Optional: false
Mounts:
/var/lib/ghost/content from ghost-content (rw)
/var/run/sec
rets/kubernetes.io/serviceaccount from kube-api-access-lwccv (ro)
Conditions:
Type Status
Pod
ReadyToStartContainers True
Initialized True
Ready False
Containers
Ready False
PodScheduled True
Volumes:
ghost-content:
Type: PersistentVolumeClaim (a
reference to a PersistentVolumeClaim in the same namespace)
ClaimName: ghost-pvc
ReadOnly: false
kube-api-access-lwccv:
Type: Projected (a volume that contains injected data from multiple sources)
TokenExpirationSeconds: 3607
ConfigMapName: kube-root-ca.crt
ConfigMapOptional: <nil>
DownwardAPI: true
QoS Class: BestEffort
Node-Selectors: <none>
Tolerations: node.kubernetes.io/not-
ready:NoExecute op=Exists for 300s
node.kubernetes.io/un
reachable:NoExecute op=Exists for 300s
Events:
Type
Reason Age From Message
---- ------ ---- ---- -------
Normal Scheduled 2m18s default-scheduler Successfully assigned ghost/ghost-559688f9f5-9s7hk to k8s-worker-01
Normal Pulled 45s (x5 over 2m18s) kubelet Container image "docker.io/
library/ghost:5-alpine" al
ready p
resent on machine
Normal C
reated 45s (x5 over 2m18s) kubelet C
reated container: ghost
Normal Started 45s (x5 over 2m18s) kubelet Started container ghost
Warning BackOff 12s (x17 over 2m16s) kubelet Back-off
restarting failed container ghost in pod ghost-559688f9f5-9s7hk_ghost(85717ba6-7964-445d-b129-29c6a04a503b)
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