# network interfaces
net:
  port: 27017
  bindIp: 0.0.0.0
  tls:
    mode: requireTLS
    certificateKeyFile: /etc/ssl/mongodb/mongodb.pem
    CAFile: /etc/ssl/mongodb/ca.pem
    allowConnectionsWithoutCertificates: true
    disabledProtocols: TLS1_0,TLS1_1 

### Option:Plugins.MongoDB.System.Path
#    Path to external plugin executable.
#
# Mandatory: yes
# Default:
# Plugins.MongoDB.System.Path=Plugins.MongoDB.System.Path=/usr/sbin/zabbix-agent2-plugin/zabbix-agent2-plugin-mongodb

### Option: Plugins.MongoDB.Sessions.*.TLSConnect
#Encryption type for MongoDB connection. "*" should be replaced with a session name.
#       tls connection required     - required
#       verifies certificates       - verify_ca
#       verify certificates and ip  - verify_full
## Mandatory: no
# Default:
# Plugins.MongoDB.Sessions.*.TLSConnect=
 Plugins.MongoDB.Sessions.local.TLSConnect=verify_ca

### Option: Plugins.MongoDB.Sessions.*.TLSCAFile
#   Full path-name of a file containing the top-level CA(s) certificates for MongoDB
#   peer certificate verification.
## Mandatory: no
# Default:
# Plugins.MongoDB.Sessions.*.TLSCAFile=
 Plugins.MongoDB.Sessions.local.TLSCAFile=/etc/ssl/mongodb/ca.pem 

zabbix-agent2.aarch64                    6.0.22-release1.el9                @zabbix
zabbix-agent2-plugin-mongodb.aarch64     6.0.22-release1.el9                @zabbix

mongosh --tls --host mongodb.mycompany.internal --tlsCAFile /etc/ssl/mongodb/ca.pem --username zabbix_mon --password 'zabbix_mon'
Current Mongosh Log ID:    652cf951623b5d47afd82f0f
Connecting to:        mongodb://<credentials>@mongodb.mycompany.internal:27017/?directConnection=true&tls=true&tlsCAFile=%2Fetc%2Fssl%2Fmongodb%2Fca.pem&appName=mongosh+2.0.1
Using MongoDB:        7.0.2
Using Mongosh:        2.0.1For mongosh info see: https://docs.mongodb.com/mongodb-shell/ 

# zabbix_get -s mongodb.mycompany.internal -k 'mongodb.server.status["tcp://mongodb.mycompany.internal:27017","zabbix_mon","zabbix_mon"]' ZBX_NOTSUPPORTED: server selection error: server selection timeout, current topology: { Type: Single, Servers: [{ Addr: mongodb.mycompany.internal:27017, Type: Unknown, Last error: connection() error occured during connection handshake: connection(mongodb.mycompany.internal:27017[-26015889]) socket was unexpectedly closed: EOF }, ] }  

tail -f /var/log/zabbix/zabbix_agent2.log
2023/10/16 08:43:43.867134 [MongoDB] server selection error: server selection timeout, current topology: { Type: Single, Servers: [{ Addr: mongodb.mycompany.internal:27017, Type: Unknown, Last error: connection() error occured during connection handshake: connection(mongodb.mycompany.internal:27017[-26015889]) socket was unexpectedly closed: EOF }, ] }