@@ -1,7 +1,7 @@
|
||||
== Server Configuration
|
||||
|
||||
Dshackle server tries to load its configuration from `/etc/dshackle/dshackle.yaml`, if it can't find a file at that path
|
||||
it tries to load file `dshackle.yaml` from current working directory. If none of them found server fails to run with an error.
|
||||
it tries to load file `dshackle.yaml` from current working directory.If none of them found server fails to run with an error.
|
||||
|
||||
.Example dshackle.yaml configuration:
|
||||
[source,yaml]
|
||||
@@ -69,8 +69,8 @@ proxy:
|
||||
- id: eth
|
||||
blockchain: ethereum
|
||||
|
||||
upstreams:
|
||||
config: "upstreams.yaml"
|
||||
cluster:
|
||||
include: "upstreams.yaml"
|
||||
----
|
||||
|
||||
With that configuration Dshackle starts a JSON RPC proxy:
|
||||
|
||||
@@ -32,7 +32,8 @@ Run it with `-reindex` option, or set `txindex=1` in the config.
|
||||
----
|
||||
version: v1
|
||||
|
||||
defaults:
|
||||
cluster:
|
||||
defaults:
|
||||
- chains:
|
||||
- ethereum
|
||||
options:
|
||||
@@ -41,36 +42,35 @@ defaults:
|
||||
- kovan
|
||||
options:
|
||||
min-peers: 2
|
||||
|
||||
upstreams:
|
||||
- id: us-nodes
|
||||
chain: auto
|
||||
connection:
|
||||
grpc:
|
||||
host: 35.226.252.117
|
||||
port: 443
|
||||
tls:
|
||||
ca: ca.crt
|
||||
certificate: client.crt
|
||||
key: client.p8.key
|
||||
- id: infura-eth
|
||||
chain: ethereum
|
||||
labels:
|
||||
provider: infura
|
||||
options:
|
||||
disable-validation: true
|
||||
connection:
|
||||
ethereum:
|
||||
rpc:
|
||||
url: "https://mainnet.infura.io/v3/${INFURA_USER}"
|
||||
basic-auth:
|
||||
username: ${INFURA_USER}
|
||||
password: ${INFURA_PASSWD}
|
||||
ws:
|
||||
url: "wss://mainnet.infura.io/ws/v3/${INFURA_USER}"
|
||||
basic-auth:
|
||||
username: ${INFURA_USER}
|
||||
password: ${INFURA_PASSWD}
|
||||
upstreams:
|
||||
- id: us-nodes
|
||||
chain: auto
|
||||
connection:
|
||||
grpc:
|
||||
host: 35.226.252.117
|
||||
port: 443
|
||||
tls:
|
||||
ca: ca.crt
|
||||
certificate: client.crt
|
||||
key: client.p8.key
|
||||
- id: infura-eth
|
||||
chain: ethereum
|
||||
labels:
|
||||
provider: infura
|
||||
options:
|
||||
disable-validation: true
|
||||
connection:
|
||||
ethereum:
|
||||
rpc:
|
||||
url: "https://mainnet.infura.io/v3/${INFURA_USER}"
|
||||
basic-auth:
|
||||
username: ${INFURA_USER}
|
||||
password: ${INFURA_PASSWD}
|
||||
ws:
|
||||
url: "wss://mainnet.infura.io/ws/v3/${INFURA_USER}"
|
||||
basic-auth:
|
||||
username: ${INFURA_USER}
|
||||
password: ${INFURA_PASSWD}
|
||||
----
|
||||
|
||||
There're two main segments for upstreams configuration:
|
||||
@@ -81,21 +81,21 @@ There're two main segments for upstreams configuration:
|
||||
In the example above we have:
|
||||
|
||||
- default configuration for _Ethereum Mainnet_ which accepts upstream as valid when it not in fast synchronization mode
|
||||
and has at least 10 peers. For _Kovan Testnet_ nodes the requirements are much relieved
|
||||
and has at least 10 peers.For _Kovan Testnet_ nodes the requirements are much relieved
|
||||
- as upstreams it has 2 configurations
|
||||
* balancer connects to another Dshackle/another machine by using gRPC protocol
|
||||
** accepts (i.e. proxies) any blockchain available on that remote
|
||||
** verifies TLS certificate of the server
|
||||
** uses client certificate for authentication, i.e. remote server is accepting only clients authenticated by a
|
||||
certificate
|
||||
* connects to Infura provided _Ethereum Mainnet_
|
||||
** configuration is using placeholders for `${INFURA_USER}` and `${INFURA_PASSWD}` which will be replaced with
|
||||
corresponding environment variables values
|
||||
** uses Basic Authentication to authenticate requests on Infura
|
||||
** label `[provider: infura]` is set for that particular upstream, which can be selected during a request. For example for
|
||||
some requests you may want to use nodes with that label only, i.e. _"send that tx to infura nodes only"_,
|
||||
or _"read only from archive node, with label [archive: true]"_
|
||||
** upstream validation (peers, sync status, etc) is disabled for that particular upstream
|
||||
* balancer connects to another Dshackle/another machine by using gRPC protocol
|
||||
** accepts (i.e. proxies) any blockchain available on that remote
|
||||
** verifies TLS certificate of the server
|
||||
** uses client certificate for authentication, i.e. remote server is accepting only clients authenticated by a
|
||||
certificate
|
||||
* connects to Infura provided _Ethereum Mainnet_
|
||||
** configuration is using placeholders for `${INFURA_USER}` and `${INFURA_PASSWD}` which will be replaced with
|
||||
corresponding environment variables values
|
||||
** uses Basic Authentication to authenticate requests on Infura
|
||||
** label `[provider: infura]` is set for that particular upstream, which can be selected during a request.For example for
|
||||
some requests you may want to use nodes with that label only, i.e. _"send that tx to infura nodes only"_,
|
||||
or _"read only from archive node, with label [archive: true]"_
|
||||
** upstream validation (peers, sync status, etc) is disabled for that particular upstream
|
||||
|
||||
=== Configuration options
|
||||
|
||||
|
||||
@@ -3,11 +3,11 @@
|
||||
=== Server authentication
|
||||
|
||||
Dshackle server supports both server and client certificate authentication, and it's strongly recommended to use TLS to
|
||||
connect to Dshackle server. More to that, the server uses gRPC, which is based on HTTP/2, and most of 3rd party tools and
|
||||
connect to Dshackle server.More to that, the server uses gRPC, which is based on HTTP/2, and most of 3rd party tools and
|
||||
libraries expect it to be encrypted.
|
||||
|
||||
Please note that for most of use cases for Dshackle, which is designed to be an internal load balancer, a self-signed
|
||||
Certificates would be enough. In the example below, a https://github.com/square/certstrap[certstrap] tool is used to
|
||||
Certificates would be enough.In the example below, a https://github.com/square/certstrap[certstrap] tool is used to
|
||||
generate certificates, but the traditional `openssl` tool can be used as well.
|
||||
|
||||
==== Setup Server certificate
|
||||
@@ -90,7 +90,7 @@ openssl pkcs8 -topk8 -inform PEM -outform PEM -in out/$CLIENT_ID.key -out out/$C
|
||||
In addition to files mentioned above you got few new files in `out` directory, including:
|
||||
|
||||
- `client-ca.myhost.dev.crt` a certificate to validate connecting clients, all their keys much be signed by that
|
||||
certificate. Server don't need a private key for that certificate because it's used for verification only.
|
||||
certificate.Server don't need a private key for that certificate because it's used for verification only.
|
||||
- `client_1.crt` certificate for a client that will connect to the server
|
||||
- `client_1.p8.key` private key for that certificate, needed by client
|
||||
|
||||
@@ -131,24 +131,25 @@ tls:
|
||||
enabled: false
|
||||
----
|
||||
|
||||
At this case we run another server on port 3449 in unsecure mode. But to connect to an upstream is still uses a TLS
|
||||
At this case we run another server on port 3449 in unsecure mode.But to connect to an upstream is still uses a TLS
|
||||
certificate as described below
|
||||
|
||||
[source,yaml]
|
||||
----
|
||||
version: v1
|
||||
upstreams:
|
||||
- id: ds
|
||||
chain: auto
|
||||
provider: dshackle
|
||||
connection:
|
||||
grpc:
|
||||
host: 127.0.0.1
|
||||
port: 2449
|
||||
tls:
|
||||
ca: ca.myhost.dev.crt
|
||||
certificate: client_1.crt
|
||||
key: client_1.p8.key
|
||||
cluster:
|
||||
upstreams:
|
||||
- id: ds
|
||||
chain: auto
|
||||
provider: dshackle
|
||||
connection:
|
||||
grpc:
|
||||
host: 127.0.0.1
|
||||
port: 2449
|
||||
tls:
|
||||
ca: ca.myhost.dev.crt
|
||||
certificate: client_1.crt
|
||||
key: client_1.p8.key
|
||||
----
|
||||
|
||||
Now if you run second server it will connect to first server ("upstream") running on port 2449, will verify upstream with certificate `ca.myhost.dev.crt` and authenticate itself by using pair of `client_1.crt` and `client_1.p8.key`
|
||||
|
||||
Reference in New Issue
Block a user