113 lines
3.9 KiB
Go
113 lines
3.9 KiB
Go
package config
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import (
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"bytes"
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"text/template"
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"github.com/spf13/viper"
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tmos "github.com/tendermint/tendermint/libs/os"
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)
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const defaultConfigTemplate = `# This is a TOML config file.
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# For more information, see https://github.com/toml-lang/toml
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###############################################################################
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### Base Configuration ###
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###############################################################################
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# The minimum gas prices a validator is willing to accept for processing a
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# transaction. A transaction's fees must meet the minimum of any denomination
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# specified in this config (e.g. 0.25token1;0.0001token2).
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minimum-gas-prices = "{{ .BaseConfig.MinGasPrices }}"
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# Pruning sets the pruning strategy: syncable, nothing, everything, custom
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# syncable: only those states not needed for state syncing will be deleted (keeps last 100 + every 10000th)
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# nothing: all historic states will be saved, nothing will be deleted (i.e. archiving node)
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# everything: all saved states will be deleted, storing only the current state
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# custom: allows fine-grained control through the pruning-keep-every and pruning-snapshot-every options.
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pruning = "{{ .BaseConfig.Pruning }}"
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# These are applied if and only if the pruning strategy is custom.
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pruning-keep-every = "{{ .BaseConfig.PruningKeepEvery }}"
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pruning-snapshot-every = "{{ .BaseConfig.PruningSnapshotEvery }}"
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# HaltHeight contains a non-zero block height at which a node will gracefully
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# halt and shutdown that can be used to assist upgrades and testing.
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#
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# Note: Commitment of state will be attempted on the corresponding block.
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halt-height = {{ .BaseConfig.HaltHeight }}
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# HaltTime contains a non-zero minimum block time (in Unix seconds) at which
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# a node will gracefully halt and shutdown that can be used to assist upgrades
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# and testing.
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#
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# Note: Commitment of state will be attempted on the corresponding block.
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halt-time = {{ .BaseConfig.HaltTime }}
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# InterBlockCache enables inter-block caching.
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inter-block-cache = {{ .BaseConfig.InterBlockCache }}
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###############################################################################
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### API Configuration ###
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###############################################################################
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[api]
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# Enable defines if the API server should be enabled.
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enable = {{ .API.Enable }}
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# Swagger defines if swagger documentation should automatically be registered.
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swagger = {{ .API.Swagger }}
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# Address defines the API server to listen on
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address = "{{ .API.Address }}"
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# MaxOpenConnections defines the number of maximum open connections
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max-open-connections = {{ .API.MaxOpenConnections }}
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# RPCReadTimeout defines the Tendermint RPC read timeout (in seconds)
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rpc-read-timeout = {{ .API.RPCReadTimeout }}
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# RPCWriteTimeout defines the Tendermint RPC write timeout (in seconds)
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rpc-write-timeout = {{ .API.RPCWriteTimeout }}
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# RPCMaxBodyBytes defines the Tendermint maximum response body (in bytes)
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rpc-max-body-bytes = {{ .API.RPCMaxBodyBytes }}
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# EnableUnsafeCORS defines if CORS should be enabled (unsafe - use it at your own risk)
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enabled-unsafe-cors = {{ .API.EnableUnsafeCORS }}
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`
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var configTemplate *template.Template
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func init() {
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var err error
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tmpl := template.New("appConfigFileTemplate")
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if configTemplate, err = tmpl.Parse(defaultConfigTemplate); err != nil {
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panic(err)
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}
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}
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// ParseConfig retrieves the default environment configuration for the
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// application.
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func ParseConfig() (*Config, error) {
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conf := DefaultConfig()
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err := viper.Unmarshal(conf)
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return conf, err
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}
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// WriteConfigFile renders config using the template and writes it to
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// configFilePath.
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func WriteConfigFile(configFilePath string, config *Config) {
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var buffer bytes.Buffer
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if err := configTemplate.Execute(&buffer, config); err != nil {
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panic(err)
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}
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tmos.MustWriteFile(configFilePath, buffer.Bytes(), 0644)
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}
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