11. Static Metaspace

Static Metaspace

---

Apply for Static Metaspace

POST chain_tvm (Apply for static metaspace)

Parameters

name	type	data type	description
sliceno	required	int	Metaspace number (0 for main metaspace)

Responses

http code	content-type	response
0	application/json	{"txhash":"..."}

Response Fields:

• Txhash - Transaction hash

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=slice&subcode=applyStaticSlice&sliceno=0", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

Response Example

 {
   "jsonrpc": "3.0",
   "id": "1726b2be8fef1ec6fa30ada2",
   "result": {
     "ret": "0",
     "err": "",
     "content": {
       "txhash": "0x6885997ca51fa08ffded573088b0c5c294652ec842ac7f3182d32e30ce261025"
     }
   }
 }

---

Get Metaspace Genesis Block

POST chain_tvm (Get genesis block content)

Parameters

name	type	data type	description
sliceno	required	int	Metaspace number

Responses

http code	content-type	response
0	application/json	Genesis block content

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=slice&subcode=getgenesis&sliceno=100", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

Response Example

 {
   "jsonrpc": "3.0",
   "id": "eb5c92f61656b259603a3ebe",
   "result": {
     "ret": "0",
     "err": "",
     "content": {
       "config": {
         "chainId": 100
       },
       "gasLimit": "0xffffffff",
       "nonce": "0x0",
       "timestamp": "0x0",
       "alloc": {
         "0x8236760883F693Ca6240098cFAEF42E4b76ad214": {
           "balance": "0x0",
           "content": "Dynamic sharding"
         }
       }
     }
   }
 }

---

Confirm Metaspace Validity

POST chain_tvm (Check metaspace validity)

Parameters

name	type	data type	description
type	required	int	Metaspace type (1 - dynamic metaspace, other - static metaspace)
no	required	int	Metaspace number
sliceno	required	int	Metaspace number (0 for main metaspace)

Responses

http code	content-type	response
0	application/json	Validity status

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=slice&subcode=checkslice&type=1&no=10000&sliceno=0", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Dynamic Metaspace Query

POST chain_tvm (Query dynamic metaspace information)

Parameters

name	type	data type	description
begin	required	int	Starting metaspace number
len	required	int	Number of metaspaces to query
sliceno	required	int	Metaspace number (0 for main metaspace)

Responses

http code	content-type	response
0	application/json	List of metaspace numbers and applicant addresses

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=slice&subcode=querySliceInfo&begin=0&len=1&sliceno=0", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Deploy TRC100 Base Contract

POST chain_tvm (Deploy TRC100 base contract)

Parameters

name	type	data type	description
sliceno	required	int	Metaspace number

Responses

http code	content-type	response
0	application/json	Deployment result

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=trc100&subcode=init&sliceno=10005", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Configure Incentive Token

POST chain_tvm (Set incentive token contract)

Parameters

name	type	data type	description
address	required	string	Contract incentive code
sliceno	required	int	Target metaspace number

Responses

http code	content-type	response
0	application/json	Configuration result

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=static&subcode=setCoinbase&address=0x...&sliceno=100", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Incentive Contract Query

POST chain_tvm (Query incentive contract)

Parameters

name	type	data type	description
sliceno	required	int	Target metaspace number

Responses

http code	content-type	response
0	application/json	Incentive contract address

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=static&subcode=coinbaseOf&sliceno=10000", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Node Management

Add Node

POST chain_tvm (Add a node)

Parameters

name	type	data type	description
mark	required	string	First 24 characters of node ID
content	required	string	Node description
sliceno	required	int	Target metaspace number

Responses

http code	content-type	response
0	application/json	Operation result

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=static&subcode=addnode&mark=&content=&sliceno=10000", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Batch Add Nodes

POST chain_tvm (Batch add nodes)

Parameters

name	type	data type	description
file1	required	string	Full path, node information saved in separate lines in document
begin	required	int	Starting position
len	required	int	Number of entries
sliceno	required	int	Target metaspace number

Responses

http code	content-type	response
0	application/json	Operation result

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=static&subcode=addnodes&file1=&begin=&len=&sliceno=10000", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Delete Node

POST chain_tvm (Delete a node)

Parameters

name	type	data type	description
mark	required	string	First 24 characters of node ID
sliceno	required	int	Target metaspace number

Responses

http code	content-type	response
0	application/json	Operation result

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=static&subcode=delnode&mark=&sliceno=10000", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Batch Delete Nodes

POST chain_tvm (Batch delete nodes)

Parameters

name	type	data type	description
file1	required	string	Full path, node information saved in separate lines in document
begin	required	int	Starting position
len	required	int	Number of entries
sliceno	required	int	Target metaspace number

Responses

http code	content-type	response
0	application/json	Operation result

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=static&subcode=delnodes&file1=&begin=&len=&sliceno=10000", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---

Query Nodes

POST chain_tvm (Query node information)

Parameters

name	type	data type	description
begin	required	int	Starting sequence number
len	required	int	Number of entries
sliceno	required	int	Target metaspace number

Responses

http code	content-type	response
0	application/json	Node list

Example cURL

 {
   "jsonrpc": "3.0",
   "method": "chain_tvm",
   "params": ["opcode=static&subcode=nodeinfo&begin=&len=&sliceno=10001", "encryp=none"],
   "id": "aa80aa0c6bb0c7d81ac7e5b3"
 }

---