open-nomad/command/agent/job_endpoint.go

804 lines
22 KiB
Go

package agent
import (
"fmt"
"net/http"
"strconv"
"strings"
"github.com/golang/snappy"
"github.com/hashicorp/nomad/api"
"github.com/hashicorp/nomad/nomad/structs"
)
func (s *HTTPServer) JobsRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
switch req.Method {
case "GET":
return s.jobListRequest(resp, req)
case "PUT", "POST":
return s.jobUpdate(resp, req, "")
default:
return nil, CodedError(405, ErrInvalidMethod)
}
}
func (s *HTTPServer) jobListRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
args := structs.JobListRequest{}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.JobListResponse
if err := s.agent.RPC("Job.List", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
if out.Jobs == nil {
out.Jobs = make([]*structs.JobListStub, 0)
}
return out.Jobs, nil
}
func (s *HTTPServer) JobSpecificRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
path := strings.TrimPrefix(req.URL.Path, "/v1/job/")
switch {
case strings.HasSuffix(path, "/evaluate"):
jobName := strings.TrimSuffix(path, "/evaluate")
return s.jobForceEvaluate(resp, req, jobName)
case strings.HasSuffix(path, "/allocations"):
jobName := strings.TrimSuffix(path, "/allocations")
return s.jobAllocations(resp, req, jobName)
case strings.HasSuffix(path, "/evaluations"):
jobName := strings.TrimSuffix(path, "/evaluations")
return s.jobEvaluations(resp, req, jobName)
case strings.HasSuffix(path, "/periodic/force"):
jobName := strings.TrimSuffix(path, "/periodic/force")
return s.periodicForceRequest(resp, req, jobName)
case strings.HasSuffix(path, "/plan"):
jobName := strings.TrimSuffix(path, "/plan")
return s.jobPlan(resp, req, jobName)
case strings.HasSuffix(path, "/summary"):
jobName := strings.TrimSuffix(path, "/summary")
return s.jobSummaryRequest(resp, req, jobName)
case strings.HasSuffix(path, "/dispatch"):
jobName := strings.TrimSuffix(path, "/dispatch")
return s.jobDispatchRequest(resp, req, jobName)
case strings.HasSuffix(path, "/versions"):
jobName := strings.TrimSuffix(path, "/versions")
return s.jobVersions(resp, req, jobName)
case strings.HasSuffix(path, "/revert"):
jobName := strings.TrimSuffix(path, "/revert")
return s.jobRevert(resp, req, jobName)
case strings.HasSuffix(path, "/deployments"):
jobName := strings.TrimSuffix(path, "/deployments")
return s.jobDeployments(resp, req, jobName)
case strings.HasSuffix(path, "/deployment"):
jobName := strings.TrimSuffix(path, "/deployment")
return s.jobLatestDeployment(resp, req, jobName)
case strings.HasSuffix(path, "/stable"):
jobName := strings.TrimSuffix(path, "/stable")
return s.jobStable(resp, req, jobName)
default:
return s.jobCRUD(resp, req, path)
}
}
func (s *HTTPServer) jobForceEvaluate(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "PUT" && req.Method != "POST" {
return nil, CodedError(405, ErrInvalidMethod)
}
args := structs.JobEvaluateRequest{
JobID: jobName,
}
s.parseRegion(req, &args.Region)
var out structs.JobRegisterResponse
if err := s.agent.RPC("Job.Evaluate", &args, &out); err != nil {
return nil, err
}
setIndex(resp, out.Index)
return out, nil
}
func (s *HTTPServer) jobPlan(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "PUT" && req.Method != "POST" {
return nil, CodedError(405, ErrInvalidMethod)
}
var args api.JobPlanRequest
if err := decodeBody(req, &args); err != nil {
return nil, CodedError(400, err.Error())
}
if args.Job == nil {
return nil, CodedError(400, "Job must be specified")
}
if args.Job.ID == nil {
return nil, CodedError(400, "Job must have a valid ID")
}
if jobName != "" && *args.Job.ID != jobName {
return nil, CodedError(400, "Job ID does not match")
}
s.parseRegion(req, &args.Region)
sJob := ApiJobToStructJob(args.Job)
planReq := structs.JobPlanRequest{
Job: sJob,
Diff: args.Diff,
WriteRequest: structs.WriteRequest{
Region: args.WriteRequest.Region,
},
}
var out structs.JobPlanResponse
if err := s.agent.RPC("Job.Plan", &planReq, &out); err != nil {
return nil, err
}
setIndex(resp, out.Index)
return out, nil
}
func (s *HTTPServer) ValidateJobRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
// Ensure request method is POST or PUT
if !(req.Method == "POST" || req.Method == "PUT") {
return nil, CodedError(405, ErrInvalidMethod)
}
var validateRequest api.JobValidateRequest
if err := decodeBody(req, &validateRequest); err != nil {
return nil, CodedError(400, err.Error())
}
if validateRequest.Job == nil {
return nil, CodedError(400, "Job must be specified")
}
job := ApiJobToStructJob(validateRequest.Job)
args := structs.JobValidateRequest{
Job: job,
WriteRequest: structs.WriteRequest{
Region: validateRequest.Region,
},
}
s.parseRegion(req, &args.Region)
var out structs.JobValidateResponse
if err := s.agent.RPC("Job.Validate", &args, &out); err != nil {
return nil, err
}
return out, nil
}
func (s *HTTPServer) periodicForceRequest(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "PUT" && req.Method != "POST" {
return nil, CodedError(405, ErrInvalidMethod)
}
args := structs.PeriodicForceRequest{
JobID: jobName,
}
s.parseRegion(req, &args.Region)
var out structs.PeriodicForceResponse
if err := s.agent.RPC("Periodic.Force", &args, &out); err != nil {
return nil, err
}
setIndex(resp, out.Index)
return out, nil
}
func (s *HTTPServer) jobAllocations(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "GET" {
return nil, CodedError(405, ErrInvalidMethod)
}
allAllocs, _ := strconv.ParseBool(req.URL.Query().Get("all"))
args := structs.JobSpecificRequest{
JobID: jobName,
AllAllocs: allAllocs,
}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.JobAllocationsResponse
if err := s.agent.RPC("Job.Allocations", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
if out.Allocations == nil {
out.Allocations = make([]*structs.AllocListStub, 0)
}
return out.Allocations, nil
}
func (s *HTTPServer) jobEvaluations(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "GET" {
return nil, CodedError(405, ErrInvalidMethod)
}
args := structs.JobSpecificRequest{
JobID: jobName,
}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.JobEvaluationsResponse
if err := s.agent.RPC("Job.Evaluations", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
if out.Evaluations == nil {
out.Evaluations = make([]*structs.Evaluation, 0)
}
return out.Evaluations, nil
}
func (s *HTTPServer) jobDeployments(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "GET" {
return nil, CodedError(405, ErrInvalidMethod)
}
args := structs.JobSpecificRequest{
JobID: jobName,
}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.DeploymentListResponse
if err := s.agent.RPC("Job.Deployments", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
if out.Deployments == nil {
out.Deployments = make([]*structs.Deployment, 0)
}
return out.Deployments, nil
}
func (s *HTTPServer) jobLatestDeployment(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "GET" {
return nil, CodedError(405, ErrInvalidMethod)
}
args := structs.JobSpecificRequest{
JobID: jobName,
}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.SingleDeploymentResponse
if err := s.agent.RPC("Job.LatestDeployment", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
return out.Deployment, nil
}
func (s *HTTPServer) jobCRUD(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
switch req.Method {
case "GET":
return s.jobQuery(resp, req, jobName)
case "PUT", "POST":
return s.jobUpdate(resp, req, jobName)
case "DELETE":
return s.jobDelete(resp, req, jobName)
default:
return nil, CodedError(405, ErrInvalidMethod)
}
}
func (s *HTTPServer) jobQuery(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
args := structs.JobSpecificRequest{
JobID: jobName,
}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.SingleJobResponse
if err := s.agent.RPC("Job.GetJob", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
if out.Job == nil {
return nil, CodedError(404, "job not found")
}
// Decode the payload if there is any
job := out.Job
if len(job.Payload) != 0 {
decoded, err := snappy.Decode(nil, out.Job.Payload)
if err != nil {
return nil, err
}
job = job.Copy()
job.Payload = decoded
}
return job, nil
}
func (s *HTTPServer) jobUpdate(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
var args api.JobRegisterRequest
if err := decodeBody(req, &args); err != nil {
return nil, CodedError(400, err.Error())
}
if args.Job == nil {
return nil, CodedError(400, "Job must be specified")
}
if args.Job.ID == nil {
return nil, CodedError(400, "Job ID hasn't been provided")
}
if jobName != "" && *args.Job.ID != jobName {
return nil, CodedError(400, "Job ID does not match name")
}
s.parseRegion(req, &args.Region)
sJob := ApiJobToStructJob(args.Job)
regReq := structs.JobRegisterRequest{
Job: sJob,
EnforceIndex: args.EnforceIndex,
JobModifyIndex: args.JobModifyIndex,
WriteRequest: structs.WriteRequest{
Region: args.WriteRequest.Region,
},
}
var out structs.JobRegisterResponse
if err := s.agent.RPC("Job.Register", &regReq, &out); err != nil {
return nil, err
}
setIndex(resp, out.Index)
return out, nil
}
func (s *HTTPServer) jobDelete(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
purgeStr := req.URL.Query().Get("purge")
var purgeBool bool
if purgeStr != "" {
var err error
purgeBool, err = strconv.ParseBool(purgeStr)
if err != nil {
return nil, fmt.Errorf("Failed to parse value of %q (%v) as a bool: %v", "purge", purgeStr, err)
}
}
args := structs.JobDeregisterRequest{
JobID: jobName,
Purge: purgeBool,
}
s.parseRegion(req, &args.Region)
var out structs.JobDeregisterResponse
if err := s.agent.RPC("Job.Deregister", &args, &out); err != nil {
return nil, err
}
setIndex(resp, out.Index)
return out, nil
}
func (s *HTTPServer) jobVersions(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
diffsStr := req.URL.Query().Get("diffs")
var diffsBool bool
if diffsStr != "" {
var err error
diffsBool, err = strconv.ParseBool(diffsStr)
if err != nil {
return nil, fmt.Errorf("Failed to parse value of %q (%v) as a bool: %v", "diffs", diffsStr, err)
}
}
args := structs.JobVersionsRequest{
JobID: jobName,
Diffs: diffsBool,
}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.JobVersionsResponse
if err := s.agent.RPC("Job.GetJobVersions", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
if len(out.Versions) == 0 {
return nil, CodedError(404, "job versions not found")
}
return out, nil
}
func (s *HTTPServer) jobRevert(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "PUT" && req.Method != "POST" {
return nil, CodedError(405, ErrInvalidMethod)
}
var revertRequest structs.JobRevertRequest
if err := decodeBody(req, &revertRequest); err != nil {
return nil, CodedError(400, err.Error())
}
if revertRequest.JobID == "" {
return nil, CodedError(400, "JobID must be specified")
}
if revertRequest.JobID != jobName {
return nil, CodedError(400, "Job ID does not match")
}
s.parseRegion(req, &revertRequest.Region)
var out structs.JobRegisterResponse
if err := s.agent.RPC("Job.Revert", &revertRequest, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
return out, nil
}
func (s *HTTPServer) jobStable(resp http.ResponseWriter, req *http.Request,
jobName string) (interface{}, error) {
if req.Method != "PUT" && req.Method != "POST" {
return nil, CodedError(405, ErrInvalidMethod)
}
var stableRequest structs.JobStabilityRequest
if err := decodeBody(req, &stableRequest); err != nil {
return nil, CodedError(400, err.Error())
}
if stableRequest.JobID == "" {
return nil, CodedError(400, "JobID must be specified")
}
if stableRequest.JobID != jobName {
return nil, CodedError(400, "Job ID does not match")
}
s.parseRegion(req, &stableRequest.Region)
var out structs.JobStabilityResponse
if err := s.agent.RPC("Job.Stable", &stableRequest, &out); err != nil {
return nil, err
}
setIndex(resp, out.Index)
return out, nil
}
func (s *HTTPServer) jobSummaryRequest(resp http.ResponseWriter, req *http.Request, name string) (interface{}, error) {
args := structs.JobSummaryRequest{
JobID: name,
}
if s.parse(resp, req, &args.Region, &args.QueryOptions) {
return nil, nil
}
var out structs.JobSummaryResponse
if err := s.agent.RPC("Job.Summary", &args, &out); err != nil {
return nil, err
}
setMeta(resp, &out.QueryMeta)
if out.JobSummary == nil {
return nil, CodedError(404, "job not found")
}
setIndex(resp, out.Index)
return out.JobSummary, nil
}
func (s *HTTPServer) jobDispatchRequest(resp http.ResponseWriter, req *http.Request, name string) (interface{}, error) {
if req.Method != "PUT" && req.Method != "POST" {
return nil, CodedError(405, ErrInvalidMethod)
}
args := structs.JobDispatchRequest{}
if err := decodeBody(req, &args); err != nil {
return nil, CodedError(400, err.Error())
}
if args.JobID != "" && args.JobID != name {
return nil, CodedError(400, "Job ID does not match")
}
if args.JobID == "" {
args.JobID = name
}
s.parseRegion(req, &args.Region)
var out structs.JobDispatchResponse
if err := s.agent.RPC("Job.Dispatch", &args, &out); err != nil {
return nil, err
}
setIndex(resp, out.Index)
return out, nil
}
func ApiJobToStructJob(job *api.Job) *structs.Job {
job.Canonicalize()
j := &structs.Job{
Stop: *job.Stop,
Region: *job.Region,
ID: *job.ID,
ParentID: *job.ParentID,
Name: *job.Name,
Type: *job.Type,
Priority: *job.Priority,
AllAtOnce: *job.AllAtOnce,
Datacenters: job.Datacenters,
Payload: job.Payload,
Meta: job.Meta,
VaultToken: *job.VaultToken,
}
if l := len(job.Constraints); l != 0 {
j.Constraints = make([]*structs.Constraint, l)
for i, c := range job.Constraints {
con := &structs.Constraint{}
ApiConstraintToStructs(c, con)
j.Constraints[i] = con
}
}
// COMPAT: Remove in 0.7.0. Update has been pushed into the task groups
if job.Update != nil {
j.Update = structs.UpdateStrategy{}
if job.Update.Stagger != nil {
j.Update.Stagger = *job.Update.Stagger
}
if job.Update.MaxParallel != nil {
j.Update.MaxParallel = *job.Update.MaxParallel
}
}
if job.Periodic != nil {
j.Periodic = &structs.PeriodicConfig{
Enabled: *job.Periodic.Enabled,
SpecType: *job.Periodic.SpecType,
ProhibitOverlap: *job.Periodic.ProhibitOverlap,
TimeZone: *job.Periodic.TimeZone,
}
if job.Periodic.Spec != nil {
j.Periodic.Spec = *job.Periodic.Spec
}
}
if job.ParameterizedJob != nil {
j.ParameterizedJob = &structs.ParameterizedJobConfig{
Payload: job.ParameterizedJob.Payload,
MetaRequired: job.ParameterizedJob.MetaRequired,
MetaOptional: job.ParameterizedJob.MetaOptional,
}
}
if l := len(job.TaskGroups); l != 0 {
j.TaskGroups = make([]*structs.TaskGroup, l)
for i, taskGroup := range job.TaskGroups {
tg := &structs.TaskGroup{}
ApiTgToStructsTG(taskGroup, tg)
j.TaskGroups[i] = tg
}
}
return j
}
func ApiTgToStructsTG(taskGroup *api.TaskGroup, tg *structs.TaskGroup) {
tg.Name = *taskGroup.Name
tg.Count = *taskGroup.Count
tg.Meta = taskGroup.Meta
if l := len(taskGroup.Constraints); l != 0 {
tg.Constraints = make([]*structs.Constraint, l)
for k, constraint := range taskGroup.Constraints {
c := &structs.Constraint{}
ApiConstraintToStructs(constraint, c)
tg.Constraints[k] = c
}
}
tg.RestartPolicy = &structs.RestartPolicy{
Attempts: *taskGroup.RestartPolicy.Attempts,
Interval: *taskGroup.RestartPolicy.Interval,
Delay: *taskGroup.RestartPolicy.Delay,
Mode: *taskGroup.RestartPolicy.Mode,
}
tg.EphemeralDisk = &structs.EphemeralDisk{
Sticky: *taskGroup.EphemeralDisk.Sticky,
SizeMB: *taskGroup.EphemeralDisk.SizeMB,
Migrate: *taskGroup.EphemeralDisk.Migrate,
}
if taskGroup.Update != nil {
tg.Update = &structs.UpdateStrategy{
Stagger: *taskGroup.Update.Stagger,
MaxParallel: *taskGroup.Update.MaxParallel,
HealthCheck: *taskGroup.Update.HealthCheck,
MinHealthyTime: *taskGroup.Update.MinHealthyTime,
HealthyDeadline: *taskGroup.Update.HealthyDeadline,
AutoRevert: *taskGroup.Update.AutoRevert,
Canary: *taskGroup.Update.Canary,
}
}
if l := len(taskGroup.Tasks); l != 0 {
tg.Tasks = make([]*structs.Task, l)
for l, task := range taskGroup.Tasks {
t := &structs.Task{}
ApiTaskToStructsTask(task, t)
tg.Tasks[l] = t
}
}
}
func ApiTaskToStructsTask(apiTask *api.Task, structsTask *structs.Task) {
structsTask.Name = apiTask.Name
structsTask.Driver = apiTask.Driver
structsTask.User = apiTask.User
structsTask.Leader = apiTask.Leader
structsTask.Config = apiTask.Config
structsTask.Env = apiTask.Env
structsTask.Meta = apiTask.Meta
structsTask.KillTimeout = *apiTask.KillTimeout
structsTask.ShutdownDelay = apiTask.ShutdownDelay
if l := len(apiTask.Constraints); l != 0 {
structsTask.Constraints = make([]*structs.Constraint, l)
for i, constraint := range apiTask.Constraints {
c := &structs.Constraint{}
ApiConstraintToStructs(constraint, c)
structsTask.Constraints[i] = c
}
}
if l := len(apiTask.Services); l != 0 {
structsTask.Services = make([]*structs.Service, l)
for i, service := range apiTask.Services {
structsTask.Services[i] = &structs.Service{
Name: service.Name,
PortLabel: service.PortLabel,
Tags: service.Tags,
AddressMode: service.AddressMode,
}
if l := len(service.Checks); l != 0 {
structsTask.Services[i].Checks = make([]*structs.ServiceCheck, l)
for j, check := range service.Checks {
structsTask.Services[i].Checks[j] = &structs.ServiceCheck{
Name: check.Name,
Type: check.Type,
Command: check.Command,
Args: check.Args,
Path: check.Path,
Protocol: check.Protocol,
PortLabel: check.PortLabel,
Interval: check.Interval,
Timeout: check.Timeout,
InitialStatus: check.InitialStatus,
TLSSkipVerify: check.TLSSkipVerify,
Header: check.Header,
Method: check.Method,
}
}
}
}
}
structsTask.Resources = &structs.Resources{
CPU: *apiTask.Resources.CPU,
MemoryMB: *apiTask.Resources.MemoryMB,
IOPS: *apiTask.Resources.IOPS,
}
if l := len(apiTask.Resources.Networks); l != 0 {
structsTask.Resources.Networks = make([]*structs.NetworkResource, l)
for i, nw := range apiTask.Resources.Networks {
structsTask.Resources.Networks[i] = &structs.NetworkResource{
CIDR: nw.CIDR,
IP: nw.IP,
MBits: *nw.MBits,
}
if l := len(nw.DynamicPorts); l != 0 {
structsTask.Resources.Networks[i].DynamicPorts = make([]structs.Port, l)
for j, dp := range nw.DynamicPorts {
structsTask.Resources.Networks[i].DynamicPorts[j] = structs.Port{
Label: dp.Label,
Value: dp.Value,
}
}
}
if l := len(nw.ReservedPorts); l != 0 {
structsTask.Resources.Networks[i].ReservedPorts = make([]structs.Port, l)
for j, rp := range nw.ReservedPorts {
structsTask.Resources.Networks[i].ReservedPorts[j] = structs.Port{
Label: rp.Label,
Value: rp.Value,
}
}
}
}
}
structsTask.LogConfig = &structs.LogConfig{
MaxFiles: *apiTask.LogConfig.MaxFiles,
MaxFileSizeMB: *apiTask.LogConfig.MaxFileSizeMB,
}
if l := len(apiTask.Artifacts); l != 0 {
structsTask.Artifacts = make([]*structs.TaskArtifact, l)
for k, ta := range apiTask.Artifacts {
structsTask.Artifacts[k] = &structs.TaskArtifact{
GetterSource: *ta.GetterSource,
GetterOptions: ta.GetterOptions,
GetterMode: *ta.GetterMode,
RelativeDest: *ta.RelativeDest,
}
}
}
if apiTask.Vault != nil {
structsTask.Vault = &structs.Vault{
Policies: apiTask.Vault.Policies,
Env: *apiTask.Vault.Env,
ChangeMode: *apiTask.Vault.ChangeMode,
ChangeSignal: *apiTask.Vault.ChangeSignal,
}
}
if l := len(apiTask.Templates); l != 0 {
structsTask.Templates = make([]*structs.Template, l)
for i, template := range apiTask.Templates {
structsTask.Templates[i] = &structs.Template{
SourcePath: *template.SourcePath,
DestPath: *template.DestPath,
EmbeddedTmpl: *template.EmbeddedTmpl,
ChangeMode: *template.ChangeMode,
ChangeSignal: *template.ChangeSignal,
Splay: *template.Splay,
Perms: *template.Perms,
LeftDelim: *template.LeftDelim,
RightDelim: *template.RightDelim,
Envvars: *template.Envvars,
VaultGrace: *template.VaultGrace,
}
}
}
if apiTask.DispatchPayload != nil {
structsTask.DispatchPayload = &structs.DispatchPayloadConfig{
File: apiTask.DispatchPayload.File,
}
}
}
func ApiConstraintToStructs(c1 *api.Constraint, c2 *structs.Constraint) {
c2.LTarget = c1.LTarget
c2.RTarget = c1.RTarget
c2.Operand = c1.Operand
}