CLI - Services(daemons) - Revision history

Shin at 01:53, 28 January 2022

2022-01-28T01:53:15Z

Shin at 06:32, 3 June 2021

2021-06-03T06:32:17Z

Shin: /* dhcpv4 / dhcpv6 */

2021-05-20T01:38:46Z

dhcpv4 / dhcpv6

Shin: /* logexp */

2021-05-17T08:55:32Z

logexp

Shin: /* dhcpv4 / dhcpv6 */

2021-05-17T08:54:51Z

dhcpv4 / dhcpv6

Shin: /* dhcpv4 / dhcpv6 */

2021-05-17T08:54:24Z

dhcpv4 / dhcpv6

Shin: /* dhcpv4 / dhcpv6 */

2021-05-17T08:48:11Z

dhcpv4 / dhcpv6

Shin: /* Configuring the Service Variables */

2021-05-17T08:47:55Z

Configuring the Service Variables

Shin: /* Configuring the Service Setting */

2021-05-17T08:45:53Z

Configuring the Service Setting

Shin at 05:36, 14 May 2021

2021-05-14T05:36:26Z

@@ Line 200: / Line 200: @@
 <pre>
 LYSH@MyHostName# configure
-configure# rtlog enable {service_name}
+LYSH@MyHostName(config)# rtlog enable {service_name}
-configure# exit
+LYSH@MyHostName(config)# exit
 LYSH@MyHostName# show log {service_name} -w
 </pre>
@@ Line 220: / Line 220: @@
 <pre>
 LYSH@MyHostName# configure
-configure# dhcpv4 {argument} {value}	// configuring a variable of the dhcpv4 service
+LYSH@MyHostName(config)# dhcpv4 {argument} {value}	// configuring a variable of the dhcpv4 service
-configure# dhcpv6 {argument} {value}	// configuring a variable of the dhcpv4 service
+LYSH@MyHostName(config)# dhcpv6 {argument} {value}	// configuring a variable of the dhcpv4 service
 </pre>
 {| class="wikitable"
@@ Line 249: / Line 249: @@
 <pre>
 LYSH@MyHostName# configure
-configure# logexp {argument} {value}	// configuring a variable of the logexp service
+LYSH@MyHostName(config)# logexp {argument} {value}	// configuring a variable of the logexp service
 </pre>
 {| class="wikitable"

@@ Line 16: / Line 16: @@
 If the status is "failed", it indicates that the unit is terminated abnormally. <ref name='systemctl_man'>https://man7.org/linux/man-pages/man1/systemctl.1.html</ref>
-The "enablement" is the enablement state<ref name='systemctl_man' /> of service and is either "linked" or "enabled". The "enabled" indicates that the unit is starting at boot. The "linked" is the manual start.
+The "enablement" is the enablement state<ref name='systemctl_man' /> of service and is either "linked" or "enabled". The "enabled" indicates that the unit is starting at boot. The "linked" is the manual start. The "disabled" means that the service is disabled.
 If the "runtime-log" is enabled, the specific service generates logs in real-time during the runtime of a service. For more, please refer to the below "Runtime Log" section.
@@ Line 88: / Line 97: @@
 </pre>
-===== Enable and Link =====
+===== Enable, Disable, and Link =====
-You can link or enable services with the <code>systemctl enable</code> or <code>systemctl link</code> command.
+You can enable, disable, or link services with the <code>systemctl</code> command.
-If you link services, the services will not start at boot time but you can manually start it by the <code>systemctl start</code> command.
+If you link a specific service, the service will not start at boot time but you can manually start it by the <code>systemctl start</code> command.
 <pre>
 LYSH@MyHostName# systemctl enable failover
@@ Line 106: / Line 116: @@
 </pre>
-{{note|Note that '''DO NOT link the startup, smgr, mysql, and apache2''' service that are required services.}}
+LYSH@MyHostName# systemctl disable failover
 The default enablement states are
 * linked: dhcpv4, dhcpv6, failover, logexp, and radiusd
 * enabled: smgr, startup, mysql, and apache2

@@ Line 220: / Line 220: @@
 |-
 | rcvbuf|| dhcpv4_socket_rcvbuf, dhcpv6_socket_rcvbuf
 |-
 | sndbuf|| dhcpv4_socket_sndbuf, dhcpv6_socket_sndbuf

@@ Line 233: / Line 233: @@
 </pre>
 {| class="wikitable"
-! style='width:150px' | argument !! variable !! Description
+! style='width:150px' | argument !! variable name
 |-
-| dbpool || logexp_dbpool || configuring the number of database pools.
+| dbpool || logexp_dbpool
 |-
-| lsyslog || lsyslog_priority|| configuring the highest syslog priority to read.
+| lsyslog || lsyslog_priority
 |-
-| syslog || syslog_priority || configuring the highest syslog priority to read.
+| syslog || syslog_priority
 |}
 {{note|Note that you should read what the [[Variables of Global Configurations | variable]] means before configuring a variable}}
 === References ===

@@ Line 207: / Line 207: @@
 </pre>
 {| class="wikitable"
-! style='width:150px' | argument !! variable
+! style='width:150px' | argument !! variable name
 |-
 | dbpool || dhcpv4_dbpool, dhcpv6_dbpool

@@ Line 207: / Line 207: @@
 </pre>
 {| class="wikitable"
-! style='width:150px' | argument !! variable !! Description
+! style='width:150px' | argument !! variable
 |-
-| dbpool || dhcpvN_dbpool || configuring the number of database pools.
+| dbpool || dhcpv4_dbpool, dhcpv6_dbpool
 |-
-| decline || dhcpvN_decline_age || configuring the time in seconds to change the status from "decl" to "avail" of the declined IP addresses.
+| decline || dhcpv4_decline_age, dhcpv6_decline_age
 |-
-| entid|| entid_from_hostname || Whether to read the enterprise number from the hostname or not.
+| entid|| entid_from_hostname
 |-
-| expire || dhcpvN_expire_check_intv || configuring the interval in seconds to check the lease expiration.
+| expire || dhcpv4_expire_check_intv, dhcpv6_expire_check_intv
 |-
-| postdhcp|| postdhcp_success || Whether to record all results or not(default).
+| postdhcp|| postdhcp_success
 |-
-| rcvbuf|| dhcpvN_socket_rcvbuf || configuring the receiving buffer size of the socket.
+| rcvbuf|| dhcpv4_socket_rcvbuf, dhcpv6_socket_rcvbuf
 |-
-| sndbuf|| dhcpvN_socket_sndbuf || configuring the sending buffer size of the socket.
+| sndbuf|| dhcpv4_socket_sndbuf, dhcpv6_socket_sndbuf
 |-
-| encoding || from_encoding || It is used to convert hostnames that have multibyte characters to utf8. Only dhcpv4 service refers to this variable.
+| encoding || from_encoding
 |-
 |}

@@ Line 224: / Line 224: @@
 |-
 | encoding || from_encoding || It is used to convert hostnames that have multibyte characters to utf8. Only dhcpv4 service refers to this variable.
-{{Note that If there are multiple clients that have set their hostname including multibyte characters, and they use operating systems with different characters set each other, only the hostnames encoded to the "from_encoding" may be converted to utf8.}}
+{{Note|If there are multiple clients that have set their hostname including multibyte characters, and they use operating systems with different characters set each other, only the hostnames encoded to the "from_encoding" may be converted to utf8.}}
 |-
 |}

@@ Line 199: / Line 199: @@
 === Configuring the Service Variables ===
 You can configure the [[Variables of Global Configurations | variables]] of the DHCP and [[ImRAD services(daemons) | logexp]] Service in the configuration mode.
-If you want to see the current values, enter the <code>show system</code> command.
+If you want to see the current values, enter the <code>show system</code> or <code>show config</code> command.
 ===== dhcpv4 / dhcpv6 =====
 <pre>

@@ Line 106: / Line 106: @@
 </pre>
-''Note that '''DO NOT link the startup, smgr, mysql, and apache2''' service that are required services.''<br>
+{{note|Note that '''DO NOT link the startup, smgr, mysql, and apache2''' service that are required services.}}
 The default enablement states are
 * linked: dhcpv4, dhcpv6, failover, logexp, and radiusd
@@ Line 131: / Line 131: @@
 </pre>
-Note than if the service is not running, the <code>show service {service name} {data type}</code> command will show error.
+if the service is not running, the <code>show service {service name} {data type}</code> command will show error.
 <pre>
 LYSH@MyHostName# show service dhcpv4 pool
@@ Line 195: / Line 195: @@
 The Runtime log configuration for both "smgr", "startup", and "radiusd" service is already enabled.  Remark that you cannot disable the Runtime log for the "radiusd" service.
-''Note that you should disable it after doing your job because the service may generate a log of Runtime Logs.
+{{note|Note that you should disable it after doing your job because the service may generate a log of Runtime Logs.}}
 === Configuring the Service Setting ===
@@ Line 225: / Line 224: @@
 |-
 | encoding || from_encoding || It is used to convert hostnames that have multibyte characters to utf8. Only dhcpv4 service refers to this variable.
-''Note that If there are multiple clients that have set their hostname including multibyte characters, and they use operating systems with different characters set each other, only the hostnames encoded to the "from_encoding" may be converted to utf8.''
+{{Note that If there are multiple clients that have set their hostname including multibyte characters, and they use operating systems with different characters set each other, only the hostnames encoded to the "from_encoding" may be converted to utf8.}}
 |-
 |}
@@ Line 243: / Line 242: @@
 | syslog || syslog_priority || configuring the highest syslog priority to read.
 |}
-Note that you should read what the [[Variables of Global Configurations | variable]] means before configuring a variable.
+{{note|Note that you should read what the [[Variables of Global Configurations | variable]] means before configuring a variable}}
 === References ===