[enh] Enable back --monitor option

lib/DataFinder.ts

 import {Server} from 'duniter/server'
 import {DBBlock} from 'duniter/app/lib/db/DBBlock'
+import {MonitorExecutionTime} from './MonitorExecutionTime'
 
 export class DataFinder {
 
@@ -12,82 +13,100 @@ export class DataFinder {
   constructor(protected duniterServer: Server) {
   }
 
+  @MonitorExecutionTime()
   findPendingMembers() {
     return this.query('SELECT `buid`,`pubkey`,`uid`,`hash`,`expires_on`,`revocation_sig` FROM identities_pending WHERE `member`=0')
   }
 
+  @MonitorExecutionTime()
   findPendingCertsToTarget(toPubkey: string, hash: string) {
     return this.getFromCacheOrDB('findPendingCertsToTarget', [toPubkey, hash].join('-'), () => this.query(
       'SELECT `from`,`block_number`,`block_hash`,`expires_on` FROM certifications_pending WHERE `to`=\''+toPubkey+'\' AND `target`=\''+hash+'\' ORDER BY `expires_on` DESC'))
   }
 
+  @MonitorExecutionTime()
   getWotexInfos(uid: string) {
     return this.duniterServer.dal.idtyDAL.query('' +
       'SELECT hash, uid, pub, wotb_id FROM i_index WHERE uid = ? ' +
       'UNION ALL ' + 'SELECT hash, uid, pubkey as pub, (SELECT NULL) AS wotb_id FROM idty WHERE uid = ?', [uid, uid])
   }
 
+  @MonitorExecutionTime()
   async getBlock(block_number: number): Promise<DBBlock|undefined> {
     return (await this.getFromCacheOrDB('getBlock', String(block_number),() => this.duniterServer.dal.getBlock(block_number))) || undefined
   }
 
+  @MonitorExecutionTime()
   getUidOfPub(pub: string): Promise<{ uid: string }[]> {
     return this.getFromCacheOrDB('getUidOfPub', pub, () => this.query('SELECT `uid` FROM i_index WHERE `pub`=\''+pub+'\' LIMIT 1'))
   }
 
+  @MonitorExecutionTime()
   async getWotbIdByIssuerPubkey(issuerPubkey: string) {
     return this.getFromCacheOrDB('getWotbIdByIssuerPubkey', issuerPubkey, async () => (await this.duniterServer.dal.iindexDAL.query('SELECT wotb_id FROM i_index WHERE pub = ? AND wotb_id IS NOT NULL', [issuerPubkey]))[0].wotb_id)
   }
 
+  @MonitorExecutionTime()
   getChainableOnByIssuerPubkey(issuerPubkey: string) {
     return this.query('SELECT `chainable_on` FROM c_index WHERE `issuer`=\''+issuerPubkey+'\' ORDER BY `chainable_on` DESC LIMIT 1')
   }
 
+  @MonitorExecutionTime()
   getChainableOnByIssuerPubkeyByExpOn(from: string) {
     return this.getFromCacheOrDB('getChainableOnByIssuerPubkeyByExpOn', from, () => this.query('SELECT `chainable_on` FROM c_index WHERE `issuer`=\''+from+'\' ORDER BY `expires_on` DESC LIMIT 1'))
   }
 
+  @MonitorExecutionTime()
   getCurrentBlockOrNull() {
     return this.duniterServer.dal.getCurrentBlockOrNull()
   }
 
+  @MonitorExecutionTime()
   findCertsOfIssuer(pub: string, tmpOrder: string) {
     return this.getFromCacheOrDB('findCertsOfIssuer', [pub, tmpOrder].join('-'), () => this.query(
       'SELECT `receiver`,`written_on`,`expires_on` FROM c_index WHERE `issuer`=\''+pub+'\' ORDER BY `expires_on` '+tmpOrder))
   }
 
+  @MonitorExecutionTime()
   findCertsOfReceiver(pub: any, tmpOrder: string) {
     return this.getFromCacheOrDB('findCertsOfReceiver', [pub, tmpOrder].join('-'), () => this.query(
       'SELECT `issuer`,`written_on`,`expires_on` FROM c_index WHERE `receiver`=\''+pub+'\' ORDER BY `expires_on` '+tmpOrder))
   }
 
+  @MonitorExecutionTime()
   getProtagonist(pub: string) {
     return this.getFromCacheOrDB('getProtagonist', pub, () => this.query('SELECT `uid`,`wotb_id` FROM i_index WHERE `pub`=\''+pub+'\' LIMIT 1'))
   }
 
+  @MonitorExecutionTime()
   getCertsPending(pub: string, tmpOrder: string) {
     return this.getFromCacheOrDB('getCertsPending', [pub, tmpOrder].join('-'), () => this.query(
       'SELECT `from`,`to`,`block_number`,`expires_on` FROM certifications_pending WHERE `from`=\''+pub+'\' ORDER BY `expires_on` '+tmpOrder))
   }
 
+  @MonitorExecutionTime()
   getCertsPendingFromTo(pub: any, tmpOrder: string) {
     return this.getFromCacheOrDB('getCertsPendingFromTo', [pub, tmpOrder].join('-'), () => this.query(
       'SELECT `from`,`block_number`,`block_hash`,`expires_on` FROM certifications_pending WHERE `to`=\''+pub+'\' ORDER BY `expires_on` '+tmpOrder))
   }
 
+  @MonitorExecutionTime()
   getMembers() {
     return this.getFromCacheOrDB('getMembers', 'members', () => this.query('SELECT `uid`,`pub`,`member`,`written_on`,`wotb_id` FROM i_index WHERE `member`=1'))
   }
 
+  @MonitorExecutionTime()
   membershipWrittenOnExpiresOn(pub: string) {
     return this.getFromCacheOrDB('membershipWrittenOnExpiresOn', pub, () => this.query(
       'SELECT `written_on`,`expires_on` FROM m_index WHERE `pub`=\''+pub+'\' ORDER BY `expires_on` DESC LIMIT 1'))
   }
 
+  @MonitorExecutionTime()
   query(sql: string, params?: any[]) {
     return this.duniterServer.dal.peerDAL.query(sql, params || [])
   }
 
+  @MonitorExecutionTime()
   async getFromCacheOrDB<T>(cacheName: string, key: string, fetcher: () => Promise<T>) {
     const cache = this.memCache[cacheName] || (this.memCache[cacheName] = {})
     if (cache[key]) {
@@ -96,15 +115,18 @@ export class DataFinder {
     return cache[key] = await fetcher()
   }
 
+  @MonitorExecutionTime()
   invalidateCache() {
     this.memCache = {}
   }
 
+  @MonitorExecutionTime()
   getBlockWhereMedianTimeGt(previousBlockchainTime: number) {
     return this.getFromCacheOrDB('getBlockWhereMedianTimeGt', String(previousBlockchainTime),
       () => this.query('SELECT `issuer`,`membersCount`,`medianTime`,`dividend`,`number`,`nonce` FROM block WHERE `fork`=0 AND `medianTime` > '+previousBlockchainTime+' ORDER BY `medianTime` ASC'))
   }
 
+  @MonitorExecutionTime()
   getBlockWhereMedianTimeLteAnd(medianTime: number, previousBlockchainTime: number) {
     return this.getFromCacheOrDB('getBlockWhereMedianTimeLteAnd', [medianTime, previousBlockchainTime].join('-'),
       () => this.query('SELECT `issuer`,`membersCount`,`medianTime`,`dividend`,`number`,`nonce` FROM block WHERE `fork`=0 AND `medianTime` <= '+medianTime+' AND `medianTime` > '+previousBlockchainTime+' ORDER BY `medianTime` ASC'))