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Posted to notifications@apisix.apache.org by GitBox <gi...@apache.org> on 2021/10/02 09:19:12 UTC
[GitHub] [apisix] yocaning opened a new issue #5168: request help:
yocaning opened a new issue #5168:
URL: https://github.com/apache/apisix/issues/5168
### Issue description
how to get etcd value in plugins
this is my code
```
authorizations_etcd, error = core.config.new("/authorizations", {
automatic = true,
item_schema = app_scheme
})
core.log.warn("key: " .. authorizations_etcd.key)
if not authorizations_etcd then
core.log.error("failed to create etcd instance for fetching authorizations: " .. error)
return
end
local etcd_token ,err=authorizations_etcd:get("yocantest")
for i =1 ,#etcd_token do
core.log.warn("etcd_token: " .. etcd_token[i])
end
if not err then
core.log.warn(err)
end
```
the etcd has value ,but i cant get
>
### Environment
- apisix version (cmd: `apisix version`):2.2
- OS (cmd: `uname -a`):
- OpenResty / Nginx version (cmd: `nginx -V` or `openresty -V`):
- etcd version, if have (cmd: run `curl http://127.0.0.1:9090/v1/server_info` to get the info from server-info API):3.4.0
- apisix-dashboard version, if have:
- the plugin runner version, if the issue is about a plugin runner (cmd: depended on the kind of runner):
- luarocks version, if the issue is about installation (cmd: `luarocks --version`):
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[GitHub] [apisix] yocaning commented on issue #5168: request help:
Posted by GitBox <gi...@apache.org>.
yocaning commented on issue #5168:
URL: https://github.com/apache/apisix/issues/5168#issuecomment-932733099
new request help：
what should i do if i want the cache `authorizations_etcd` update after restart apisix 。or what i want is load the etcd data before restart apisix
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[GitHub] [apisix] yocaning commented on issue #5168: request help:
Posted by GitBox <gi...@apache.org>.
yocaning commented on issue #5168:
URL: https://github.com/apache/apisix/issues/5168#issuecomment-932732847
ok ,i find that why i cant get ,because the etcd data dont change ,so the table dont update after i restart my apisix.
by the way ,what should i do if i want the cache `authorizations_etcd` update after restart apisix 。
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[GitHub] [apisix] yocaning commented on issue #5168: request help: How to get ETCD data in plugins?
Posted by GitBox <gi...@apache.org>.
yocaning commented on issue #5168:
URL: https://github.com/apache/apisix/issues/5168#issuecomment-943251453
> Is this related to #5234?
yes,but the bug is that i find a unreasonable code design，so i add a bug report
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[GitHub] [apisix] yocaning commented on issue #5168: request help: How to get ETCD data in plugins?
Posted by GitBox <gi...@apache.org>.
yocaning commented on issue #5168:
URL: https://github.com/apache/apisix/issues/5168#issuecomment-942881128
> > ok ,i find that why i cant get ,because the etcd data dont change ,so the table dont update after i restart my apisix. by the way ,what should i do if i want the cache `authorizations_etcd` update after restart apisix 。
>
> Apache APISIX always fetch the full data from ETCD as it just starts. And now, the default behavior is that APISIX will load them in the init phase (before any requests can be handled).
yes，see my code，init phase code
function _M.init()：
authorizations_etcd, error = core.config.new("/authorizations", {
automatic = true,
item_schema = app_scheme
})
if not authorizations_etcd then
core.log.error("failed to create etcd instance for fetching authorizations: " .. error)
return
end
end
but when i restart apisix ,the etcd dont hava data until i change the key ,my etcd is ok ,and have data ,the apisix restart dont have
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[GitHub] [apisix] tokers commented on issue #5168: request help:
Posted by GitBox <gi...@apache.org>.
tokers commented on issue #5168:
URL: https://github.com/apache/apisix/issues/5168#issuecomment-935811337
> ok ,i find that why i cant get ,because the etcd data dont change ,so the table dont update after i restart my apisix. by the way ,what should i do if i want the cache `authorizations_etcd` update after restart apisix 。
Apache APISIX always fetch the full data from ETCD as it just starts. And now, the default behavior is that APISIX will load them in the init phase (before any requests can be handled).
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[GitHub] [apisix] tokers commented on issue #5168: request help: How to get ETCD data in plugins?
Posted by GitBox <gi...@apache.org>.
tokers commented on issue #5168:
URL: https://github.com/apache/apisix/issues/5168#issuecomment-943234246
Is this related to https://github.com/apache/apisix/issues/5234?
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