通过open api 获取 nacos配置 config data not exist的问题

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声明:nacos 版本为2.1.1,错误为config data not exist

通过open api读取nacos配置是一个很常规的操作。在阅读了官方文档后,通过官方文档的api接口访问出现:

{"timestamp":"2025-03-20T06:36:40.141+00:00","status":404,"error":"Not Found","path":"/nacos/v2/cs/config"}

官方提供的2.x的api接口为/nacos/v2/cs/config,实测找不到path,使用/nacos/v1/cs/configs不会报错。

在确定api接口没有问题的前提下我们可以通过拼好的url进行get请求访问,这里我用python代码简单举个例子。

import requests
# Nacos 服务地址
nacos_server = 'http://xxxxxxx'
# 配置 ID
data_id = 'xxxx'
# 配置分组
group = 'gateway'
# 租户信息(可选)
tenant = 'xxxxxx'
# 用户名
username = 'xxxxxx'
# 密码
password = 'xxxxxxx'
# 构建请求 URL
url = f'{nacos_server}/nacos/v2/cs/config?dataId={data_id}&group={group}&tenant={tenant}&username={username}&password={password}'
try:
    # 发送带有基本认证的 GET 请求
    response = requests.get(url)
    # 检查响应状态码
    if response.status_code == 200:
        print('配置内容:', response.text)
    else:
        print(f'请求失败,状态码:{response.status_code},错误信息:{response.text}')
except requests.RequestException as e:
    print(f'请求发生错误:{e}')

代码很简单,但其中的坑很多。在官方文档2.x中并没有提到tenant这个参数,只是有namespaceId(可选)这个参数。但查阅了很多资料,表示tenant和namespaceId是同样的效果,感兴趣的朋友可以查一下。
你以为到这里就结束了么,我们就可以成功的获取到配置了么?答案是否定的。
开始获取配置,输入所需参数,运行代码,出现报错 404,config data not exist。

开始排查各种可能出现问题的原因,参数有没有写错,用户是否有权限,排查了一遍都没有发现问题。
在这里插入图片描述
开始读取各个namespace下的配置测试,都读取不到。因为public是保留空间,里面没有配置。除了public,其他的ns都读取了一遍,结果都是同样的config data not exist。
突发奇想,在public里面创建了一个配置,测试读取,可以读到…
观察public和其他的ns有什么不同。
在这里插入图片描述
从图中可以看到public 没有后面的一串id。
我们在创建ns的时候会发现,如果没有指定ns id会自动生成
在这里插入图片描述
将prod的nsId 传参为tenant的值进行读取,成功获取到配置。
总结:nacos 2.1.1使用的api和1.x的相同,传递请求参数时,tenant要使用namespace 的 id 而不是namespace的名称。

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# # Copyright 1999-2025 Alibaba Group Holding Ltd. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # #--------------- Nacos Common Configurations ---------------# #*************** Nacos port Related Configurations ***************# ### Nacos Server Main port nacos.server.main.port=${NACOS_APPLICATION_PORT:8848} #*************** Network Related Configurations ***************# ### If prefer hostname over ip for Nacos server addresses in cluster.conf: # nacos.inetutils.prefer-hostname-over-ip=false ### Specify local server's IP: # nacos.inetutils.ip-address= #*************** Datasource Related Configurations ***************# ### nacos.plugin.datasource.log.enabled=true pring.datasource.platform=mysql ### Count of DB: # db.num=1 ### Connect URL of DB: db.num=1 db.url.0=jdbc:mysql://117.72.171.122:3306/nacos_config? characterEncoding=utf8&connectTimeout=1000&socketTimeout=3000&autoReconnect=true db.user=root db.password=Sm@1998@1024@Asd db.pool.config.connectionTimeout=${DB_POOL_CONNECTION_TIMEOUT:30000} db.pool.config.validationTimeout=10000 db.pool.config.maximumPoolSize=20 db.pool.config.minimumIdle=2 #*************** Metrics Related Configurations ***************# ### Metrics for prometheus management.endpoints.web.exposure.include=prometheus ### Metrics for elastic search management.metrics.export.elastic.enabled=false #management.metrics.export.elastic.host=http://localhost:9200 ### Metrics for influx management.metrics.export.influx.enabled=false #management.metrics.export.influx.db=springboot #management.metrics.export.influx.uri=http://localhost:8086 #management.metrics.export.influx.auto-create-db=true #management.metrics.export.influx.consistency=one #management.metrics.export.influx.compressed=true #*************** Core Related Configurations ***************# ### set the WorkerID manually # nacos.core.snowflake.worker-id= ### Member-MetaData # nacos.core.member.meta.site= # nacos.core.member.meta.adweight= # nacos.core.member.meta.weight= ### MemberLookup ### Addressing pattern category, If set, the priority is highest # nacos.core.member.lookup.type=[file,address-server] ## Set the cluster list with a configuration file or command-line argument # nacos.member.list=192.168.16.101:8847?raft_port=8807,192.168.16.101?raft_port=8808,192.168.16.101:8849?raft_port=8809 ## for AddressServerMemberLookup # Maximum number of retries to query the address server upon initialization # nacos.core.address-server.retry=5 ## Server domain name address of [address-server] mode # address.server.domain=jmenv.tbsite.net ## Server port of [address-server] mode # address.server.port=8080 ## Request address of [address-server] mode # address.server.url=/nacos/serverlist #*************** JRaft Related Configurations ***************# ### Sets the Raft cluster election timeout, default value is 5 second # nacos.core.protocol.raft.data.election_timeout_ms=5000 ### Sets the amount of time the Raft snapshot will execute periodically, default is 30 minute # nacos.core.protocol.raft.data.snapshot_interval_secs=30 ### raft internal worker threads # nacos.core.protocol.raft.data.core_thread_num=8 ### Number of threads required for raft business request processing # nacos.core.protocol.raft.data.cli_service_thread_num=4 ### raft linear read strategy. Safe linear reads are used by default, that is, the Leader tenure is confirmed by heartbeat # nacos.core.protocol.raft.data.read_index_type=ReadOnlySafe ### rpc request timeout, default 5 seconds # nacos.core.protocol.raft.data.rpc_request_timeout_ms=5000 ### enable to support prometheus service discovery #nacos.prometheus.metrics.enabled=true #*************** Distro Related Configurations ***************# ### Distro data sync delay time, when sync task delayed, task will be merged for same data key. Default 1 second. # nacos.core.protocol.distro.data.sync.delayMs=1000 ### Distro data sync timeout for one sync data, default 3 seconds. # nacos.core.protocol.distro.data.sync.timeoutMs=3000 ### Distro data sync retry delay time when sync data failed or timeout, same behavior with delayMs, default 3 seconds. # nacos.core.protocol.distro.data.sync.retryDelayMs=3000 ### Distro data verify interval time, verify synced data whether expired for a interval. Default 5 seconds. # nacos.core.protocol.distro.data.verify.intervalMs=5000 ### Distro data verify timeout for one verify, default 3 seconds. # nacos.core.protocol.distro.data.verify.timeoutMs=3000 ### Distro data load retry delay when load snapshot data failed, default 30 seconds. # nacos.core.protocol.distro.data.load.retryDelayMs=30000 ### enable to support prometheus service discovery #nacos.prometheus.metrics.enabled=true #*************** Grpc Configurations ***************# ### Sets the maximum message size allowed to be received on the server. #nacos.remote.server.grpc.sdk.max-inbound-message-size=10485760 ### Sets the time(milliseconds) without read activity before sending a keepalive ping. The typical default is two hours. #nacos.remote.server.grpc.sdk.keep-alive-time=7200000 ### Sets a time(milliseconds) waiting for read activity after sending a keepalive ping. Defaults to 20 seconds. #nacos.remote.server.grpc.sdk.keep-alive-timeout=20000 ### Sets a time(milliseconds) that specify the most aggressive keep-alive time clients are permitted to configure. The typical default is 5 minutes #nacos.remote.server.grpc.sdk.permit-keep-alive-time=300000 ### cluster grpc(inside the nacos server) configuration #nacos.remote.server.grpc.cluster.max-inbound-message-size=10485760 ### Sets the time(milliseconds) without read activity before sending a keepalive ping. The typical default is two hours. #nacos.remote.server.grpc.cluster.keep-alive-time=7200000 ### Sets a time(milliseconds) waiting for read activity after sending a keepalive ping. Defaults to 20 seconds. #nacos.remote.server.grpc.cluster.keep-alive-timeout=20000 ### Sets a time(milliseconds) that specify the most aggressive keep-alive time clients are permitted to configure. The typical default is 5 minutes #nacos.remote.server.grpc.cluster.permit-keep-alive-time=300000 #*************** Config Module Related Configurations ***************# ### the maximum retry times for push nacos.config.push.maxRetryTime=50 #*************** Naming Module Related Configurations ***************# ### Data dispatch task execution period in milliseconds: ### If enable data warmup. If set to false, the server would accept request without local data preparation: nacos.naming.data.warmup=true ### If enable the instance auto expiration, kind like of health check of instance: # nacos.naming.expireInstance=true nacos.naming.empty-service.auto-clean=true nacos.naming.empty-service.clean.initial-delay-ms=50000 nacos.naming.empty-service.clean.period-time-ms=30000 #--------------- Nacos Web Server Configurations ---------------# #*************** Nacos Web Server Related Configurations ***************# ### Nacos Server Web context path: nacos.server.contextPath=${SERVER_SERVLET_CONTEXTPATH:/nacos} #*************** Access Log Related Configurations ***************# ### If turn on the access log: server.tomcat.accesslog.enabled=true ### accesslog automatic cleaning time server.tomcat.accesslog.max-days=30 ### The access log pattern: server.tomcat.accesslog.pattern=%h %l %u %t "%r" %s %b %D %{User-Agent}i %{Request-Source}i ### The directory of access log: server.tomcat.basedir=file:. #*************** API Related Configurations ***************# ### Include message field server.error.include-message=ALWAYS ### Enabled for open API compatibility # nacos.core.api.compatibility.client.enabled=true ### Enabled for admin API compatibility # nacos.core.api.compatibility.admin.enabled=false ### Enabled for console API compatibility # nacos.core.api.compatibility.console.enabled=false #--------------- Nacos Console Configurations ---------------# #*************** Nacos Console Related Configurations ***************# ### Nacos Console Main port nacos.console.port=${NACOS_CONSOLE_PORT:8080} ### Nacos Server Web context path: nacos.console.contextPath=${NACOS_CONSOLE_CONTEXTPATH:} ### Nacos Server context path, which link to nacos server `nacos.server.contextPath`, works when deployment type is `console` nacos.console.remote.server.context-path=${SERVER_SERVLET_CONTEXTPATH:/nacos} #************** Console UI Configuration ***************# ### Turn on/off the nacos console ui. nacos.console.ui.enabled=true #--------------- Nacos Plugin Configurations ---------------# #*************** CMDB Plugin Related Configurations ***************# ### The interval to dump external CMDB in seconds: # nacos.cmdb.dumpTaskInterval=3600 ### The interval of polling data change event in seconds: # nacos.cmdb.eventTaskInterval=10 ### The interval of loading labels in seconds: # nacos.cmdb.labelTaskInterval=300 ### If turn on data loading task: # nacos.cmdb.loadDataAtStart=false #*************** Auth Plugin Related Configurations ***************# ### The ignore urls of auth, will be deprecated in the future: nacos.security.ignore.urls=${NACOS_SECURITY_IGNORE_URLS:/,/error,/**/*.css,/**/*.js,/**/*.html,/**/*.map,/**/*.svg,/**/*.png,/**/*.ico,/console-fe/public/**,/v1/auth/**,/v1/console/health/**,/actuator/**,/v1/console/server/**} ### The auth system to use, default 'nacos' and 'ldap' is supported, other type should be implemented by yourself: nacos.core.auth.system.type=${NACOS_AUTH_SYSTEM_TYPE:nacos} ### If turn on auth system: # Whether open nacos server API auth system nacos.core.auth.enabled=true # Whether open nacos admin API auth system nacos.core.auth.admin.enabled=true # Whether open nacos console API auth system nacos.core.auth.console.enabled=true ### Turn on/off caching of auth information. By turning on this switch, the update of auth information would have a 15 seconds delay. nacos.core.auth.caching.enabled=${NACOS_AUTH_CACHE_ENABLE:false} ### worked when nacos.core.auth.enabled=true ### The two properties is the white list for auth and used by identity the request from other server. nacos.core.auth.server.identity.key=${NACOS_AUTH_IDENTITY_KEY:admin} nacos.core.auth.server.identity.value=${NACOS_AUTH_IDENTITY_VALUE:admin} ### worked when nacos.core.auth.system.type=nacos or nacos.core.auth.console.enabled=true ### The token expiration in seconds: nacos.core.auth.plugin.nacos.token.cache.enable=false nacos.core.auth.plugin.nacos.token.expire.seconds=${NACOS_AUTH_TOKEN_EXPIRE_SECONDS:18000} ### The default token (Base64 string): #nacos.core.auth.plugin.nacos.token.secret.key=VGhpc0lzTXlDdXN0b21TZWNyZXRLZXkwMTIzNDU2Nzg= nacos.core.auth.plugin.nacos.token.secret.key=${NACOS_AUTH_TOKEN:SecretKey01234567890123456789012345345678999987654901234567890123456789} nacos.core.auth.enable.userAgentAuthWhite=false ### worked when nacos.core.auth.system.type=ldap?{0} is Placeholder,replace login username #nacos.core.auth.ldap.url=ldap://localhost:389 #nacos.core.auth.ldap.basedc=dc=example,dc=org #nacos.core.auth.ldap.userDn=cn=admin,${nacos.core.auth.ldap.basedc} #nacos.core.auth.ldap.password=admin #nacos.core.auth.ldap.userdn=cn={0},dc=example,dc=org #nacos.core.auth.ldap.filter.prefix=uid #nacos.core.auth.ldap.case.sensitive=true #nacos.core.auth.ldap.ignore.partial.result.exception=false #*************** Control Plugin Related Configurations ***************# # plugin type #nacos.plugin.control.manager.type=nacos # local control rule storage dir, default ${nacos.home}/data/connection and ${nacos.home}/data/tps #nacos.plugin.control.rule.local.basedir=${nacos.home} # external control rule storage type, if exist #nacos.plugin.control.rule.external.storage= #*************** Config Change Plugin Related Configurations ***************# # webhook #nacos.core.config.plugin.webhook.enabled=false # It is recommended to use EB https://help.aliyun.com/document_detail/413974.html #nacos.core.config.plugin.webhook.url=http://localhost:8080/webhook/send?token=*** # The content push max capacity ,byte #nacos.core.config.plugin.webhook.contentMaxCapacity=102400 # whitelist #nacos.core.config.plugin.whitelist.enabled=false # The import file suffixs #nacos.core.config.plugin.whitelist.suffixs=xml,text,properties,yaml,html # fileformatcheck,which validate the import file of type and content #nacos.core.config.plugin.fileformatcheck.enabled=false #*************** Istio Plugin Related Configurations ***************# ### If turn on the MCP server: nacos.istio.mcp.server.enabled=false #--------------- Nacos Experimental Features Configurations ---------------# #*************** K8s Related Configurations ***************# ### If turn on the K8s sync: nacos.k8s.sync.enabled=false ### If use the Java API from an application outside a kubernetes cluster #nacos.k8s.sync.outsideCluster=false #nacos.k8s.sync.kubeConfig=/.kube/config #*************** Deployment Type Configuration ***************# ### Sets the deployment type: 'merged' for joint deployment, 'server' for separate deployment server only, 'console' for separate deployment console only. nacos.deployment.type=merged + echo 'env NACOS_AUTH_TOKEN must be set with Base64 String.' + exit 255
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已经在下面这关在的配置文件里配置了 # # Copyright 1999-2025 Alibaba Group Holding Ltd. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # #--------------- Nacos Common Configurations ---------------# #*************** Nacos port Related Configurations ***************# ### Nacos Server Main port nacos.server.main.port=${NACOS_APPLICATION_PORT:8848} #*************** Network Related Configurations ***************# ### If prefer hostname over ip for Nacos server addresses in cluster.conf: # nacos.inetutils.prefer-hostname-over-ip=false ### Specify local server's IP: # nacos.inetutils.ip-address= #*************** Datasource Related Configurations ***************# ### nacos.plugin.datasource.log.enabled=true pring.datasource.platform=mysql ### Count of DB: # db.num=1 ### Connect URL of DB: db.num=1 db.url.0=jdbc:mysql://117.72.171.122:3306/nacos_config? characterEncoding=utf8&connectTimeout=1000&socketTimeout=3000&autoReconnect=true db.user=root db.password=Sm@1998@1024@Asd db.pool.config.connectionTimeout=${DB_POOL_CONNECTION_TIMEOUT:30000} db.pool.config.validationTimeout=10000 db.pool.config.maximumPoolSize=20 db.pool.config.minimumIdle=2 #*************** Metrics Related Configurations ***************# ### Metrics for prometheus management.endpoints.web.exposure.include=prometheus ### Metrics for elastic search management.metrics.export.elastic.enabled=false #management.metrics.export.elastic.host=http://localhost:9200 ### Metrics for influx management.metrics.export.influx.enabled=false #management.metrics.export.influx.db=springboot #management.metrics.export.influx.uri=http://localhost:8086 #management.metrics.export.influx.auto-create-db=true #management.metrics.export.influx.consistency=one #management.metrics.export.influx.compressed=true #*************** Core Related Configurations ***************# ### set the WorkerID manually # nacos.core.snowflake.worker-id= ### Member-MetaData # nacos.core.member.meta.site= # nacos.core.member.meta.adweight= # nacos.core.member.meta.weight= ### MemberLookup ### Addressing pattern category, If set, the priority is highest # nacos.core.member.lookup.type=[file,address-server] ## Set the cluster list with a configuration file or command-line argument # nacos.member.list=192.168.16.101:8847?raft_port=8807,192.168.16.101?raft_port=8808,192.168.16.101:8849?raft_port=8809 ## for AddressServerMemberLookup # Maximum number of retries to query the address server upon initialization # nacos.core.address-server.retry=5 ## Server domain name address of [address-server] mode # address.server.domain=jmenv.tbsite.net ## Server port of [address-server] mode # address.server.port=8080 ## Request address of [address-server] mode # address.server.url=/nacos/serverlist #*************** JRaft Related Configurations ***************# ### Sets the Raft cluster election timeout, default value is 5 second # nacos.core.protocol.raft.data.election_timeout_ms=5000 ### Sets the amount of time the Raft snapshot will execute periodically, default is 30 minute # nacos.core.protocol.raft.data.snapshot_interval_secs=30 ### raft internal worker threads # nacos.core.protocol.raft.data.core_thread_num=8 ### Number of threads required for raft business request processing # nacos.core.protocol.raft.data.cli_service_thread_num=4 ### raft linear read strategy. 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Default 5 seconds. # nacos.core.protocol.distro.data.verify.intervalMs=5000 ### Distro data verify timeout for one verify, default 3 seconds. # nacos.core.protocol.distro.data.verify.timeoutMs=3000 ### Distro data load retry delay when load snapshot data failed, default 30 seconds. # nacos.core.protocol.distro.data.load.retryDelayMs=30000 ### enable to support prometheus service discovery #nacos.prometheus.metrics.enabled=true #*************** Grpc Configurations ***************# ### Sets the maximum message size allowed to be received on the server. #nacos.remote.server.grpc.sdk.max-inbound-message-size=10485760 ### Sets the time(milliseconds) without read activity before sending a keepalive ping. The typical default is two hours. #nacos.remote.server.grpc.sdk.keep-alive-time=7200000 ### Sets a time(milliseconds) waiting for read activity after sending a keepalive ping. Defaults to 20 seconds. #nacos.remote.server.grpc.sdk.keep-alive-timeout=20000 ### Sets a time(milliseconds) that specify the most aggressive keep-alive time clients are permitted to configure. The typical default is 5 minutes #nacos.remote.server.grpc.sdk.permit-keep-alive-time=300000 ### cluster grpc(inside the nacos server) configuration #nacos.remote.server.grpc.cluster.max-inbound-message-size=10485760 ### Sets the time(milliseconds) without read activity before sending a keepalive ping. The typical default is two hours. #nacos.remote.server.grpc.cluster.keep-alive-time=7200000 ### Sets a time(milliseconds) waiting for read activity after sending a keepalive ping. Defaults to 20 seconds. #nacos.remote.server.grpc.cluster.keep-alive-timeout=20000 ### Sets a time(milliseconds) that specify the most aggressive keep-alive time clients are permitted to configure. The typical default is 5 minutes #nacos.remote.server.grpc.cluster.permit-keep-alive-time=300000 #*************** Config Module Related Configurations ***************# ### the maximum retry times for push nacos.config.push.maxRetryTime=50 #*************** Naming Module Related Configurations ***************# ### Data dispatch task execution period in milliseconds: ### If enable data warmup. If set to false, the server would accept request without local data preparation: nacos.naming.data.warmup=true ### If enable the instance auto expiration, kind like of health check of instance: # nacos.naming.expireInstance=true nacos.naming.empty-service.auto-clean=true nacos.naming.empty-service.clean.initial-delay-ms=50000 nacos.naming.empty-service.clean.period-time-ms=30000 #--------------- Nacos Web Server Configurations ---------------# #*************** Nacos Web Server Related Configurations ***************# ### Nacos Server Web context path: nacos.server.contextPath=${SERVER_SERVLET_CONTEXTPATH:/nacos} #*************** Access Log Related Configurations ***************# ### If turn on the access log: server.tomcat.accesslog.enabled=true ### accesslog automatic cleaning time server.tomcat.accesslog.max-days=30 ### The access log pattern: server.tomcat.accesslog.pattern=%h %l %u %t "%r" %s %b %D %{User-Agent}i %{Request-Source}i ### The directory of access log: server.tomcat.basedir=file:. #*************** API Related Configurations ***************# ### Include message field server.error.include-message=ALWAYS ### Enabled for open API compatibility # nacos.core.api.compatibility.client.enabled=true ### Enabled for admin API compatibility # nacos.core.api.compatibility.admin.enabled=false ### Enabled for console API compatibility # nacos.core.api.compatibility.console.enabled=false #--------------- Nacos Console Configurations ---------------# #*************** Nacos Console Related Configurations ***************# ### Nacos Console Main port nacos.console.port=${NACOS_CONSOLE_PORT:8080} ### Nacos Server Web context path: nacos.console.contextPath=${NACOS_CONSOLE_CONTEXTPATH:} ### Nacos Server context path, which link to nacos server `nacos.server.contextPath`, works when deployment type is `console` nacos.console.remote.server.context-path=${SERVER_SERVLET_CONTEXTPATH:/nacos} #************** Console UI Configuration ***************# ### Turn on/off the nacos console ui. nacos.console.ui.enabled=true #--------------- Nacos Plugin Configurations ---------------# #*************** CMDB Plugin Related Configurations ***************# ### The interval to dump external CMDB in seconds: # nacos.cmdb.dumpTaskInterval=3600 ### The interval of polling data change event in seconds: # nacos.cmdb.eventTaskInterval=10 ### The interval of loading labels in seconds: # nacos.cmdb.labelTaskInterval=300 ### If turn on data loading task: # nacos.cmdb.loadDataAtStart=false #*************** Auth Plugin Related Configurations ***************# ### The ignore urls of auth, will be deprecated in the future: nacos.security.ignore.urls=${NACOS_SECURITY_IGNORE_URLS:/,/error,/**/*.css,/**/*.js,/**/*.html,/**/*.map,/**/*.svg,/**/*.png,/**/*.ico,/console-fe/public/**,/v1/auth/**,/v1/console/health/**,/actuator/**,/v1/console/server/**} ### The auth system to use, default 'nacos' and 'ldap' is supported, other type should be implemented by yourself: nacos.core.auth.system.type=${NACOS_AUTH_SYSTEM_TYPE:nacos} ### If turn on auth system: # Whether open nacos server API auth system nacos.core.auth.enabled=true # Whether open nacos admin API auth system nacos.core.auth.admin.enabled=true # Whether open nacos console API auth system nacos.core.auth.console.enabled=true ### Turn on/off caching of auth information. By turning on this switch, the update of auth information would have a 15 seconds delay. nacos.core.auth.caching.enabled=${NACOS_AUTH_CACHE_ENABLE:false} ### worked when nacos.core.auth.enabled=true ### The two properties is the white list for auth and used by identity the request from other server. nacos.core.auth.server.identity.key=${NACOS_AUTH_IDENTITY_KEY:admin} nacos.core.auth.server.identity.value=${NACOS_AUTH_IDENTITY_VALUE:admin} ### worked when nacos.core.auth.system.type=nacos or nacos.core.auth.console.enabled=true ### The token expiration in seconds: nacos.core.auth.plugin.nacos.token.cache.enable=false nacos.core.auth.plugin.nacos.token.expire.seconds=${NACOS_AUTH_TOKEN_EXPIRE_SECONDS:18000} ### The default token (Base64 string): #nacos.core.auth.plugin.nacos.token.secret.key=VGhpc0lzTXlDdXN0b21TZWNyZXRLZXkwMTIzNDU2Nzg= nacos.core.auth.plugin.nacos.token.secret.key=${NACOS_AUTH_TOKEN:SecretKey01234567890123456789012345345678999987654901234567890123456789} nacos.core.auth.enable.userAgentAuthWhite=false ### worked when nacos.core.auth.system.type=ldap?{0} is Placeholder,replace login username #nacos.core.auth.ldap.url=ldap://localhost:389 #nacos.core.auth.ldap.basedc=dc=example,dc=org #nacos.core.auth.ldap.userDn=cn=admin,${nacos.core.auth.ldap.basedc} #nacos.core.auth.ldap.password=admin #nacos.core.auth.ldap.userdn=cn={0},dc=example,dc=org #nacos.core.auth.ldap.filter.prefix=uid #nacos.core.auth.ldap.case.sensitive=true #nacos.core.auth.ldap.ignore.partial.result.exception=false #*************** Control Plugin Related Configurations ***************# # plugin type #nacos.plugin.control.manager.type=nacos # local control rule storage dir, default ${nacos.home}/data/connection and ${nacos.home}/data/tps #nacos.plugin.control.rule.local.basedir=${nacos.home} # external control rule storage type, if exist #nacos.plugin.control.rule.external.storage= #*************** Config Change Plugin Related Configurations ***************# # webhook #nacos.core.config.plugin.webhook.enabled=false # It is recommended to use EB https://help.aliyun.com/document_detail/413974.html #nacos.core.config.plugin.webhook.url=http://localhost:8080/webhook/send?token=*** # The content push max capacity ,byte #nacos.core.config.plugin.webhook.contentMaxCapacity=102400 # whitelist #nacos.core.config.plugin.whitelist.enabled=false # The import file suffixs #nacos.core.config.plugin.whitelist.suffixs=xml,text,properties,yaml,html # fileformatcheck,which validate the import file of type and content #nacos.core.config.plugin.fileformatcheck.enabled=false #*************** Istio Plugin Related Configurations ***************# ### If turn on the MCP server: nacos.istio.mcp.server.enabled=false #--------------- Nacos Experimental Features Configurations ---------------# #*************** K8s Related Configurations ***************# ### If turn on the K8s sync: nacos.k8s.sync.enabled=false ### If use the Java API from an application outside a kubernetes cluster #nacos.k8s.sync.outsideCluster=false #nacos.k8s.sync.kubeConfig=/.kube/config #*************** Deployment Type Configuration ***************# ### Sets the deployment type: 'merged' for joint deployment, 'server' for separate deployment server only, 'console' for separate deployment console only. nacos.deployment.type=merged
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<think>好的,我现在需要解决用户关于“config data not exist”错误的问题。根据用户提供的引用资料,这个错误可能有多种原因。首先,我应该梳理每个可能的原因,并对应到相应的解决方案。 首先,用户提到的引用[1]中,问题出在Nacos配置文件在打包后不存在或为空。这可能是因为IDE环境和打包后的路径不同,导致程序无法正确找到配置文件。这时候需要检查文件路径是否正确,并确保打包时配置文件被正确包含进去。 然后是引用[2]中的Detectron2的AssertionError,指出配置文件不存在。这里的问题在于代码中使用的路径未正确指定,或者配置文件没有被正确放置到目标目录。解决方法包括确认配置文件路径是否正确,或者在代码中显式指定绝对路径。 引用[3]提到了Java项目因为依赖未正确提交到版本控制系统,导致测试环境缺少相关包,从而引发类似的错误。这提示我需要检查项目的依赖管理,确保所有依赖都被正确添加并提交,特别是在使用Maven或Gradle时,需要确认配置文件(如pom.xml)中的依赖是否正确,并且相关代码已经提交。 接下来,我需要将这些可能的原因和解决方案整理成结构化的回答。用户需要明确的原因可能包括路径问题、打包配置问题、依赖管理问题以及权限或文件损坏问题。每个原因都需要对应的解决方法,比如检查路径、调整构建配置、验证依赖、检查文件权限等。 此外,用户可能还会遇到配置文件内容为空的情况,比如在打包过程中配置文件被覆盖或损坏,这时候需要确保构建过程没有破坏配置文件,或者使用版本控制来跟踪配置文件的更改。 最后,我需要确保回答符合用户的要求,使用中文,正确应用LaTeX格式,并且生成相关问题。同时,引用资料需要自然地插入到回答中,帮助用户理解每个解决方案的来源。</think>### 'config data not exist'错误的原因及解决方法 #### 一、错误原因分析 1. **文件路径问题** 开发环境(如IDE)与打包后的运行环境路径不一致,导致程序无法找到配置文件。例如: - IDE默认从项目根目录读取文件,而打包后可能从`/bin`或其他目录加载文件[^1]。 - 相对路径未正确设置,如未考虑打包后的目录层级变化。 2. **构建/打包配置缺失** 配置文件未被正确包含在构建产物中: - Maven/Gradle项目中,未将配置文件标记为资源文件[^3]。 - Web项目打包时未将配置文件放入`WEB-INF/classes`目录。 3. **依赖未正确加载** 若配置文件通过外部依赖引入(如数据库连接配置): - 依赖未正确添加到`pom.xml`或`build.gradle`。 - 依赖版本冲突或未同步到部署环境。 4. **文件内容为空或权限问题** 配置文件存在但内容为空,或程序无读取权限。例如: - 打包过程中配置文件被覆盖为空白文件。 - 生产环境文件权限设置严格,导致程序无法访问。 --- #### 二、解决方案 1. **检查文件路径** - **调试方法**:打印当前工作目录(如Java的`System.getProperty("user.dir")`)和配置文件绝对路径。 - **代码修正**:改用类路径加载(如`getClass().getResource("/config.yaml")`)或显式指定绝对路径[^2]。 2. **修正构建配置** - **Maven示例**:确保`pom.xml`包含资源配置: ```xml <resources> <resource> <directory>src/main/resources</directory> <includes> <include>**/*.yaml</include> </includes> </resource> </resources> ``` - **Gradle示例**:在`build.gradle`中设置资源目录: ```groovy sourceSets { main { resources.srcDirs = ["src/main/resources"] } } ``` 3. **验证依赖完整性** - 检查依赖是否提交到版本控制系统(如Git)[^3]。 - 使用`mvn dependency:tree`或`gradle dependencies`排查依赖冲突。 4. **文件内容与权限检查** - 通过命令行验证文件是否存在及内容完整性(如`ls -l /path/to/config.yaml`和`cat /path/to/config.yaml`)。 - 修改文件权限:`chmod 644 /path/to/config.yaml`。 --- #### 三、典型场景示例 1. **Nacos配置文件缺失** - **现象**:打包后报错`nacos:****.yaml does not exist`[^1]。 - **解决**:将配置文件放入`src/main/resources`目录,并检查Maven资源过滤配置。 2. **Detectron2配置文件路径错误** - **现象**:`AssertionError: Config file {cfg_filename} does not exist`。 - **解决**:在代码中显式指定配置文件绝对路径: ```python cfg.merge_from_file("/absolute/path/to/config.yaml") ``` ---
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