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[KS-87] Generic workflow engine #12461

Merged
merged 11 commits into from
Mar 22, 2024
Merged

[KS-87] Generic workflow engine #12461

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12b8a48
[KS-86] Add handler to execute single step (#12394)
cedric-cordenier Mar 15, 2024
921cc71
Execute an individual step
cedric-cordenier Mar 12, 2024
6dafba1
[KS-87] Add scheduler to workflow engine
cedric-cordenier Mar 14, 2024
0cec920
Replace graph with graph lib
cedric-cordenier Mar 19, 2024
fc223e5
Merge branch 'develop' into ks-87-workflow-engine-scheduler
cedric-cordenier Mar 19, 2024
5161650
Add comments and renames
HenryNguyen5 Mar 20, 2024
33eef02
Replace graph with graph lib
cedric-cordenier Mar 19, 2024
5a8e4ed
Merge remote-tracking branch 'origin/henry/workflow_engine_naming_com…
cedric-cordenier Mar 20, 2024
54bb815
Merge remote-tracking branch 'origin/develop' into ks-87-workflow-eng…
cedric-cordenier Mar 21, 2024
6a7c923
Merge branch 'develop' into ks-87-workflow-engine-scheduler
cedric-cordenier Mar 21, 2024
cd536c9
Merge branch 'develop' into ks-87-workflow-engine-scheduler
cedric-cordenier Mar 22, 2024
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1 change: 1 addition & 0 deletions core/scripts/go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -104,6 +104,7 @@ require (
github.com/dgryski/go-farm v0.0.0-20200201041132-a6ae2369ad13 // indirect
github.com/docker/distribution v2.8.2+incompatible // indirect
github.com/docker/go-units v0.5.0 // indirect
github.com/dominikbraun/graph v0.23.0 // indirect
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/dvsekhvalnov/jose2go v1.5.0 // indirect
github.com/esote/minmaxheap v1.0.0 // indirect
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2 changes: 2 additions & 0 deletions core/scripts/go.sum
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Expand Up @@ -363,6 +363,8 @@ github.com/docker/go-connections v0.4.0 h1:El9xVISelRB7BuFusrZozjnkIM5YnzCViNKoh
github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=
github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
github.com/dominikbraun/graph v0.23.0 h1:TdZB4pPqCLFxYhdyMFb1TBdFxp8XLcJfTTBQucVPgCo=
github.com/dominikbraun/graph v0.23.0/go.mod h1:yOjYyogZLY1LSG9E33JWZJiq5k83Qy2C6POAuiViluc=
github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
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57 changes: 56 additions & 1 deletion core/services/workflows/delegate.go
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Expand Up @@ -15,6 +15,56 @@ import (
"github.com/smartcontractkit/chainlink/v2/core/services/pg"
)

const hardcodedWorkflow = `
triggers:
- type: "on_mercury_report"
config:
feedlist:
- "0x1111111111111111111100000000000000000000000000000000000000000000" # ETHUSD
- "0x2222222222222222222200000000000000000000000000000000000000000000" # LINKUSD
- "0x3333333333333333333300000000000000000000000000000000000000000000" # BTCUSD

consensus:
- type: "offchain_reporting"
ref: "evm_median"
inputs:
observations:
- "$(trigger.outputs)"
config:
aggregation_method: "data_feeds_2_0"
aggregation_config:
"0x1111111111111111111100000000000000000000000000000000000000000000":
deviation: "0.001"
heartbeat: "30m"
"0x2222222222222222222200000000000000000000000000000000000000000000":
deviation: "0.001"
heartbeat: "30m"
"0x3333333333333333333300000000000000000000000000000000000000000000":
deviation: "0.001"
heartbeat: "30m"
encoder: "EVM"
encoder_config:
abi: "mercury_reports bytes[]"

targets:
- type: "write_polygon-testnet-mumbai"
inputs:
report:
- "$(evm_median.outputs.reports)"
config:
address: "0x3F3554832c636721F1fD1822Ccca0354576741Ef"
params: ["$(inputs.report)"]
abi: "receive(report bytes)"
- type: "write_ethereum-testnet-sepolia"
inputs:
report:
- "$(evm_median.outputs.reports)"
config:
address: "0x54e220867af6683aE6DcBF535B4f952cB5116510"
params: ["$(inputs.report)"]
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abi: "receive(report bytes)"
`

type Delegate struct {
registry types.CapabilitiesRegistry
logger logger.Logger
Expand All @@ -36,7 +86,12 @@ func (d *Delegate) OnDeleteJob(ctx context.Context, jb job.Job, q pg.Queryer) er

// ServicesForSpec satisfies the job.Delegate interface.
func (d *Delegate) ServicesForSpec(ctx context.Context, spec job.Job) ([]job.ServiceCtx, error) {
engine, err := NewEngine(d.logger, d.registry)
cfg := Config{
Lggr: d.logger,
Spec: hardcodedWorkflow,
Registry: d.registry,
}
engine, err := NewEngine(cfg)
if err != nil {
return nil, err
}
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