func (tenantStore *tenantStore) addTenant(tenant *Tenant) error {
// log.Println("In tenantStore addTenant()")
log.Printf("In tenantStore addTenant(%v) in %s", *tenant, tenantStore.Config.Database)
var tenants []Tenant
tx := tenantStore.DbStore.Db.Begin()
err := common.GetDbErrors(tx)
if err != nil {
tx.Rollback()
return err
}
tx = tx.Find(&tenants)
err = common.GetDbErrors(tx)
if err != nil {
tx.Rollback()
return err
}
tenant.NetworkID = uint64(len(tenants))
tx = tx.Create(tenant)
err = common.GetDbErrors(tx)
if err != nil {
tx.Rollback()
return err
}
tx.Commit()
return nil
}
func (agentStore *agentStore) deleteNetIf(netif *NetIf) error {
db := agentStore.DbStore.Db
agentStore.DbStore.Db.Delete(netif)
err := common.GetDbErrors(db)
if err != nil {
return err
}
return nil
}
func (agentStore *agentStore) listNetIfs() ([]NetIf, error) {
db := agentStore.DbStore.Db
var netifs []NetIf
agentStore.DbStore.Db.Find(&netifs)
err := common.GetDbErrors(db)
if err != nil {
return nil, err
}
return netifs, nil
}
// CreateSchemaPostProcess implements CreateSchemaPostProcess method of
// ServiceStore interface.
func (tenantStore *tenantStore) CreateSchemaPostProcess() error {
db := tenantStore.Db
log.Printf("tenantStore.CreateSchemaPostProcess(), DB is %v", db)
db.Model(&Tenant{}).AddUniqueIndex("idx_extid", "external_id")
// This should be changed...
db.Model(&Segment{}).AddUniqueIndex("idx_tenant_name_extid", "tenant_id", "name", "external_id")
err := common.GetDbErrors(db)
if err != nil {
return err
}
return nil
}
func (agentStore *agentStore) findNetIf(netif *NetIf) error {
db := agentStore.DbStore.Db
var count int
agentStore.DbStore.Db.Where(netif).First(netif).Count(&count)
err := common.GetDbErrors(db)
if err != nil {
return err
}
if count == 0 {
return common.NewError404("interface", fmt.Sprintf("mac: %s", netif.Mac))
}
return nil
}
func (tenantStore *tenantStore) getTenant(id string) (Tenant, error) {
ten := Tenant{}
var count int
log.Println("In getTenant()")
db := tenantStore.DbStore.Db.Where("id = ?", id).First(&ten).Count(&count)
err := common.GetDbErrors(db)
if err != nil {
return ten, err
}
if count == 0 {
return ten, common.NewError404("tenant", id)
}
return ten, nil
}
func (tenantStore *tenantStore) getSegment(tenantId string, segmentId string) (Segment, error) {
seg := Segment{}
var count int
db := tenantStore.DbStore.Db.Where("tenant_id = ? AND id = ?", tenantId, segmentId).
First(&seg).Count(&count)
err := common.GetDbErrors(db)
if err != nil {
return seg, err
}
if count == 0 {
return seg, common.NewError404("segment/tenant", fmt.Sprintf("%s/%s", tenantId, segmentId))
}
return seg, nil
}
func (tenantStore *tenantStore) addSegment(tenantId uint64, segment *Segment) error {
var err error
tx := tenantStore.DbStore.Db.Begin()
var segments []Segment
tx = tx.Where("tenant_id = ?", tenantId).Find(&segments)
err = common.GetDbErrors(tx)
if err != nil {
tx.Rollback()
return err
}
segment.NetworkID = uint64(len(segments))
segment.TenantID = tenantId
tx = tx.Create(segment)
err = common.GetDbErrors(tx)
if err != nil {
tx.Rollback()
return err
}
tx.Commit()
return nil
}
// addEndpoint allocates an IP address and stores it in the
// database.
func (ipamStore *ipamStore) addEndpoint(endpoint *Endpoint, upToEndpointIpInt uint64, dc common.Datacenter) error {
var err error
tx := ipamStore.DbStore.Db.Begin()
if endpoint.RequestToken.Valid && endpoint.RequestToken.String != "" {
var existingEndpoints []Endpoint
var count int
tx.Where("request_token = ?", endpoint.RequestToken.String).Find(&existingEndpoints).Count(&count)
err = common.GetDbErrors(tx)
if err != nil {
log.Printf("IPAM Errors 1: %v", err)
tx.Rollback()
return err
}
if count > 0 {
// This will only be 1, because of unique constraint.
tx.Rollback()
log.Printf("Found existing %s: %+v", endpoint.RequestToken.String, existingEndpoints[0])
endpoint.EffectiveNetworkID = existingEndpoints[0].EffectiveNetworkID
endpoint.HostId = existingEndpoints[0].HostId
endpoint.Id = existingEndpoints[0].Id
endpoint.InUse = existingEndpoints[0].InUse
endpoint.Name = existingEndpoints[0].Name
endpoint.NetworkID = existingEndpoints[0].NetworkID
endpoint.RequestToken = existingEndpoints[0].RequestToken
endpoint.SegmentID = existingEndpoints[0].SegmentID
endpoint.TenantID = existingEndpoints[0].TenantID
endpoint.Ip = existingEndpoints[0].Ip
return nil
}
}
hostId := endpoint.HostId
endpoint.InUse = true
tenantId := endpoint.TenantID
segId := endpoint.SegmentID
filter := "host_id = ? AND tenant_id = ? AND segment_id = ? "
var sel string
// First, find the MAX network ID available for this host/segment combination.
sel = "IFNULL(MAX(network_id),-1)+1"
log.Printf("IpamStore: Calling SELECT %s FROM endpoints WHERE %s;", sel, fmt.Sprintf(strings.Replace(filter, "?", "%s", 3), hostId, tenantId, segId))
row := tx.Model(Endpoint{}).Where(filter, hostId, tenantId, segId).Select(sel).Row()
err = common.GetDbErrors(tx)
if err != nil {
log.Printf("IPAM Errors 2: %v", err)
tx.Rollback()
return err
}
netID := sql.NullInt64{}
row.Scan(&netID)
err = common.GetDbErrors(tx)
if err != nil {
log.Printf("IPAM Errors 3: %v", err)
tx.Rollback()
return err
}
log.Printf("IpamStore: max net ID: %v", netID)
maxEffNetID := uint64(1<<(dc.EndpointSpaceBits+dc.EndpointBits) - 1)
// Does this exceed max bits?
endpoint.NetworkID = uint64(netID.Int64)
endpoint.EffectiveNetworkID = getEffectiveNetworkID(endpoint.NetworkID, dc.EndpointSpaceBits)
if endpoint.EffectiveNetworkID <= maxEffNetID {
// Does not exceed max bits, all good.
// log.Printf("IpamStore: Effective network ID for network ID %d (stride %d): %d\n", endpoint.NetworkID, dc.EndpointSpaceBits, endpoint.EffectiveNetworkID)
ipInt := upToEndpointIpInt | endpoint.EffectiveNetworkID
// log.Printf("IpamStore: %d | %d = %d", upToEndpointIpInt, endpoint.EffectiveNetworkID, ipInt)
endpoint.Ip = common.IntToIPv4(ipInt).String()
tx = tx.Create(endpoint)
err = common.GetDbErrors(tx)
if err != nil {
log.Printf("IPAM Errors 4: %v", err)
tx.Rollback()
return err
}
log.Printf("IpamStore: Allocated %d: %s", endpoint.NetworkID, endpoint.Ip)
tx.Commit()
return nil
}
// Out of bits, see if we can reuse an earlier allocated address...
log.Printf("IpamStore: New effective network ID is %d, exceeds maximum %d\n", endpoint.EffectiveNetworkID, maxEffNetID)
// See if there is a formerly allocated IP already that has been released
// (marked "in_use")
sel = "MIN(network_id), ip"
log.Printf("IpamStore: Calling SELECT %s FROM endpoints WHERE %s;", sel, fmt.Sprintf(strings.Replace(filter+"AND in_use = 0", "?", "%s", 3), hostId, tenantId, segId))
// In containerized setup, not using group by leads to failure due to
// incompatible sql mode, thus use "GROUP BY network_id, ip" to avoid
// this failure.
row = tx.Model(Endpoint{}).Where(filter+"AND in_use = 0", hostId, tenantId, segId).Select(sel).Group("ip").Order("MIN(network_id) ASC").Row()
err = common.GetDbErrors(tx)
if err != nil {
log.Printf("IPAM Errors 5: %v", err)
tx.Rollback()
return err
}
netID = sql.NullInt64{}
var ip string
row.Scan(&netID, &ip)
err = common.GetDbErrors(tx)
if err != nil {
log.Printf("IPAM Errors 6: %v", err)
tx.Rollback()
return err
}
if netID.Valid {
log.Printf("IpamStore: Reusing %d: %s", netID.Int64, ip)
endpoint.Ip = ip
tx = tx.Model(Endpoint{}).Where("ip = ?", ip).Update("in_use", true)
err = common.GetDbErrors(tx)
if err != nil {
log.Printf("IPAM Errors 7: %v", err)
tx.Rollback()
return err
}
tx.Commit()
return nil
}
tx.Rollback()
return common.NewError("Out of IP addresses.")
}