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https://codeberg.org/redict/redict.git
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Append only file support for hashes
This commit is contained in:
antirez
parent
08af4d5c96
commit
9c8e3cee26
64
redis.c
64
redis.c
@ -7551,7 +7551,7 @@ fmterr:
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}
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/* Write an object into a file in the bulk format $<count>\r\n<payload>\r\n */
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static int fwriteBulk(FILE *fp, robj *obj) {
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static int fwriteBulkObject(FILE *fp, robj *obj) {
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char buf[128];
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int decrrc = 0;
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@ -7576,6 +7576,18 @@ err:
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return 0;
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}
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/* Write binary-safe string into a file in the bulkformat
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* $<count>\r\n<payload>\r\n */
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static int fwriteBulkString(FILE *fp, char *s, unsigned long len) {
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char buf[128];
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snprintf(buf,sizeof(buf),"$%ld\r\n",(unsigned long)len);
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if (fwrite(buf,strlen(buf),1,fp) == 0) return 0;
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if (len && fwrite(s,len,1,fp) == 0) return 0;
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if (fwrite("\r\n",2,1,fp) == 0) return 0;
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return 1;
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}
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/* Write a double value in bulk format $<count>\r\n<payload>\r\n */
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static int fwriteBulkDouble(FILE *fp, double d) {
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char buf[128], dbuf[128];
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@ -7658,8 +7670,8 @@ static int rewriteAppendOnlyFile(char *filename) {
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char cmd[]="*3\r\n$3\r\nSET\r\n";
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if (fwrite(cmd,sizeof(cmd)-1,1,fp) == 0) goto werr;
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/* Key and value */
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if (fwriteBulk(fp,key) == 0) goto werr;
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if (fwriteBulk(fp,o) == 0) goto werr;
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if (fwriteBulkObject(fp,key) == 0) goto werr;
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if (fwriteBulkObject(fp,o) == 0) goto werr;
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} else if (o->type == REDIS_LIST) {
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/* Emit the RPUSHes needed to rebuild the list */
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list *list = o->ptr;
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@ -7672,8 +7684,8 @@ static int rewriteAppendOnlyFile(char *filename) {
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robj *eleobj = listNodeValue(ln);
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if (fwrite(cmd,sizeof(cmd)-1,1,fp) == 0) goto werr;
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if (fwriteBulk(fp,key) == 0) goto werr;
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if (fwriteBulk(fp,eleobj) == 0) goto werr;
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if (fwriteBulkObject(fp,key) == 0) goto werr;
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if (fwriteBulkObject(fp,eleobj) == 0) goto werr;
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}
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} else if (o->type == REDIS_SET) {
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/* Emit the SADDs needed to rebuild the set */
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@ -7686,8 +7698,8 @@ static int rewriteAppendOnlyFile(char *filename) {
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robj *eleobj = dictGetEntryKey(de);
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if (fwrite(cmd,sizeof(cmd)-1,1,fp) == 0) goto werr;
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if (fwriteBulk(fp,key) == 0) goto werr;
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if (fwriteBulk(fp,eleobj) == 0) goto werr;
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if (fwriteBulkObject(fp,key) == 0) goto werr;
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if (fwriteBulkObject(fp,eleobj) == 0) goto werr;
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}
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dictReleaseIterator(di);
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} else if (o->type == REDIS_ZSET) {
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@ -7702,11 +7714,43 @@ static int rewriteAppendOnlyFile(char *filename) {
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double *score = dictGetEntryVal(de);
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if (fwrite(cmd,sizeof(cmd)-1,1,fp) == 0) goto werr;
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if (fwriteBulk(fp,key) == 0) goto werr;
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if (fwriteBulkObject(fp,key) == 0) goto werr;
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if (fwriteBulkDouble(fp,*score) == 0) goto werr;
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if (fwriteBulk(fp,eleobj) == 0) goto werr;
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if (fwriteBulkObject(fp,eleobj) == 0) goto werr;
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}
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dictReleaseIterator(di);
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} else if (o->type == REDIS_HASH) {
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char cmd[]="*4\r\n$4\r\nHSET\r\n";
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/* Emit the HSETs needed to rebuild the hash */
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if (o->encoding == REDIS_ENCODING_ZIPMAP) {
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unsigned char *p = zipmapRewind(o->ptr);
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unsigned char *field, *val;
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unsigned int flen, vlen;
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while((p = zipmapNext(p,&field,&flen,&val,&vlen)) != NULL) {
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if (fwrite(cmd,sizeof(cmd)-1,1,fp) == 0) goto werr;
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if (fwriteBulkObject(fp,key) == 0) goto werr;
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if (fwriteBulkString(fp,(char*)field,flen) == -1)
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return -1;
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if (fwriteBulkString(fp,(char*)val,vlen) == -1)
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return -1;
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}
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} else {
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dictIterator *di = dictGetIterator(o->ptr);
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dictEntry *de;
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while((de = dictNext(di)) != NULL) {
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robj *field = dictGetEntryKey(de);
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robj *val = dictGetEntryVal(de);
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if (fwrite(cmd,sizeof(cmd)-1,1,fp) == 0) goto werr;
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if (fwriteBulkObject(fp,key) == 0) goto werr;
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if (fwriteBulkObject(fp,field) == -1) return -1;
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if (fwriteBulkObject(fp,val) == -1) return -1;
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}
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dictReleaseIterator(di);
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}
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} else {
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redisAssert(0 != 0);
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}
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@ -7716,7 +7760,7 @@ static int rewriteAppendOnlyFile(char *filename) {
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/* If this key is already expired skip it */
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if (expiretime < now) continue;
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if (fwrite(cmd,sizeof(cmd)-1,1,fp) == 0) goto werr;
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if (fwriteBulk(fp,key) == 0) goto werr;
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if (fwriteBulkObject(fp,key) == 0) goto werr;
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if (fwriteBulkLong(fp,expiretime) == 0) goto werr;
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}
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if (swapped) decrRefCount(o);
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@ -24,6 +24,7 @@ static struct redisFunctionSym symsTable[] = {
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{"closeTimedoutClients",(unsigned long)closeTimedoutClients},
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{"compareStringObjects",(unsigned long)compareStringObjects},
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{"computeObjectSwappability",(unsigned long)computeObjectSwappability},
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{"convertToRealHash",(unsigned long)convertToRealHash},
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{"createClient",(unsigned long)createClient},
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{"createHashObject",(unsigned long)createHashObject},
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{"createListObject",(unsigned long)createListObject},
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@ -75,9 +76,10 @@ static struct redisFunctionSym symsTable[] = {
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{"freeSetObject",(unsigned long)freeSetObject},
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{"freeStringObject",(unsigned long)freeStringObject},
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{"freeZsetObject",(unsigned long)freeZsetObject},
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{"fwriteBulk",(unsigned long)fwriteBulk},
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{"fwriteBulkDouble",(unsigned long)fwriteBulkDouble},
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{"fwriteBulkLong",(unsigned long)fwriteBulkLong},
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{"fwriteBulkObject",(unsigned long)fwriteBulkObject},
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{"fwriteBulkString",(unsigned long)fwriteBulkString},
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{"genRedisInfoString",(unsigned long)genRedisInfoString},
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{"genericZrangebyscoreCommand",(unsigned long)genericZrangebyscoreCommand},
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{"getCommand",(unsigned long)getCommand},
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@ -131,6 +133,7 @@ static struct redisFunctionSym symsTable[] = {
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{"processInputBuffer",(unsigned long)processInputBuffer},
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{"pushGenericCommand",(unsigned long)pushGenericCommand},
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{"qsortCompareSetsByCardinality",(unsigned long)qsortCompareSetsByCardinality},
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{"qsortCompareZsetopsrcByCardinality",(unsigned long)qsortCompareZsetopsrcByCardinality},
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{"queueIOJob",(unsigned long)queueIOJob},
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{"queueMultiCommand",(unsigned long)queueMultiCommand},
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{"randomkeyCommand",(unsigned long)randomkeyCommand},
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@ -250,13 +253,17 @@ static struct redisFunctionSym symsTable[] = {
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{"zcardCommand",(unsigned long)zcardCommand},
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{"zcountCommand",(unsigned long)zcountCommand},
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{"zincrbyCommand",(unsigned long)zincrbyCommand},
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{"zinterCommand",(unsigned long)zinterCommand},
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{"zrangeCommand",(unsigned long)zrangeCommand},
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{"zrangeGenericCommand",(unsigned long)zrangeGenericCommand},
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{"zrangebyscoreCommand",(unsigned long)zrangebyscoreCommand},
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{"zrankCommand",(unsigned long)zrankCommand},
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{"zrankGenericCommand",(unsigned long)zrankGenericCommand},
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{"zremCommand",(unsigned long)zremCommand},
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{"zremrangebyrankCommand",(unsigned long)zremrangebyrankCommand},
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{"zremrangebyscoreCommand",(unsigned long)zremrangebyscoreCommand},
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{"zrevrangeCommand",(unsigned long)zrevrangeCommand},
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{"zrevrankCommand",(unsigned long)zrevrankCommand},
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{"zscoreCommand",(unsigned long)zscoreCommand},
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{"zslCreate",(unsigned long)zslCreate},
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{"zslCreateNode",(unsigned long)zslCreateNode},
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@ -266,5 +273,7 @@ static struct redisFunctionSym symsTable[] = {
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{"zslFreeNode",(unsigned long)zslFreeNode},
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{"zslInsert",(unsigned long)zslInsert},
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{"zslRandomLevel",(unsigned long)zslRandomLevel},
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{"zunionCommand",(unsigned long)zunionCommand},
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{"zunionInterGenericCommand",(unsigned long)zunionInterGenericCommand},
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{NULL,0}
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};
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