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ChainSpec

pop_chains

Struct ChainSpec 

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pub struct ChainSpec(/* private fields */);
Expand description

A chain specification.

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impl ChainSpec

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pub fn from(path: &Path) -> Result<ChainSpec>

Parses a chain specification from a path.

§Arguments
  • path - The path to a chain specification file.
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pub fn get_chain_type(&self) -> Option<&str>

Get the chain type from the chain specification.

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pub fn get_name(&self) -> Option<&str>

Get the name from the chain specification.

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pub fn get_chain_id(&self) -> Option<u64>

Get the chain ID from the chain specification.

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pub fn get_property_based_on(&self) -> Option<&str>

Get the property basedOn from the chain specification.

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pub fn get_protocol_id(&self) -> Option<&str>

Get the protocol ID from the chain specification.

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pub fn get_relay_chain(&self) -> Option<&str>

Get the relay chain from the chain specification.

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pub fn get_sudo_key(&self) -> Option<&str>

Get the sudo key from the chain specification.

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pub fn replace_para_id(&mut self, para_id: u32) -> Result<(), Error>

Replaces the chain id with the provided para_id.

§Arguments
  • para_id - The new value for the para_id.
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pub fn replace_relay_chain(&mut self, relay_name: &str) -> Result<(), Error>

Replaces the relay chain name with the given one.

§Arguments
  • relay_name - The new value for the relay chain field in the specification.
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pub fn replace_chain_type(&mut self, chain_type: &str) -> Result<(), Error>

Replaces the chain type with the given one.

§Arguments
  • chain_type - The new value for the chain type.
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pub fn replace_protocol_id(&mut self, protocol_id: &str) -> Result<(), Error>

Replaces the protocol ID with the given one.

§Arguments
  • protocol_id - The new value for the protocolId of the given specification.
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pub fn replace_properties(&mut self, raw_properties: &str) -> Result<(), Error>

Replaces the properties with the given ones.

§Arguments
  • raw_properties - Comma-separated, key-value pairs. Example: “KEY1=VALUE1,KEY2=VALUE2”.
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pub fn replace_collator_keys( &mut self, collator_keys: Vec<String>, ) -> Result<(), Error>

Replaces the invulnerables session keys in the chain specification with the provided collator_keys.

§Arguments
  • collator_keys - A list of new collator keys.
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pub fn to_string(&self) -> Result<String>

Converts the chain specification to a string.

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pub fn to_file(&self, path: &Path) -> Result<()>

Writes the chain specification to a file.

§Arguments
  • path - The path to the chain specification file.
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pub fn update_runtime_code(&mut self, bytes: &[u8]) -> Result<(), Error>

Updates the runtime code in the chain specification.

§Arguments
  • bytes - The new runtime code.

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