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/*
* Copyright 2018, University Corporation for Atmospheric Research
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
*/
#include "ut_includes.h"
#undef DEBUG
#if 0
#define FILE1 "testmapnc4.ncz"
#define URL1 "file://" FILE1 "#mode=zarr"
#endif
#define META1 "/meta1"
#define META2 "/meta2"
#define DATA1 "/data1"
#define DATA1LEN 25
static const char* metadata1 = "{\n\"foo\": 42,\n\"bar\": \"apples\",\n\"baz\": [1, 2, 3, 4]}";
static const char* metadata2 = "{\n\"foo\": 42,\n\"bar\": \"apples\",\n\"baz\": [1, 2, 3, 4],\n\"extra\": 137}";
static char* url = NULL;
static NCZM_IMPL impl = NCZM_UNDEF;
/* Forward */
static int simplecreate(void);
static int simpledelete(void);
static int writemeta(void);
static int writemeta2(void);
static int readmeta(void);
static int readmeta2(void);
static int writedata(void);
static int readdata(void);
static int search(void);
struct Test tests[] = {
{"create",simplecreate},
{"delete",simpledelete},
{"writemeta", writemeta},
{"writemeta2", writemeta2},
{"readmeta", readmeta},
{"readmeta2", readmeta2},
{"writedata", writedata},
{"readdata", readdata},
{"search", search},
{NULL,NULL}
};
int
main(int argc, char** argv)
{
int stat = NC_NOERR;
char* tmp = NULL;
if((stat = ut_init(argc, argv, &utoptions))) goto done;
if(utoptions.file == NULL && utoptions.output == NULL) { stat = NC_EINVAL; goto done; }
if(utoptions.file == NULL && utoptions.output != NULL) utoptions.file = strdup(utoptions.output);
if(utoptions.output == NULL && utoptions.file != NULL)utoptions.output = strdup(utoptions.file);
/* Canonicalize */
if((stat = NCpathcanonical(utoptions.file,&tmp))) goto done;
free(utoptions.file);
utoptions.file = tmp;
if((stat = NCpathcanonical(utoptions.output,&tmp))) goto done;
free(utoptions.output);
utoptions.output = tmp;
fprintf(stderr,"file=%s output=%s\n",utoptions.file,utoptions.output);
impl = kind2impl(utoptions.kind);
url = makeurl(utoptions.file,impl,&utoptions);
if((stat = runtests((const char**)utoptions.cmds,tests))) goto done;
done:
nullfree(tmp);
ut_final();
if(stat) usage(stat);
return 0;
}
/* Do a simple create */
static int
simplecreate(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
char* path = NULL;
if((stat = nczmap_create(impl,url,0,0,NULL,&map)))
goto done;
if((stat=nczm_concat(NULL,NCZMETAROOT,&path)))
goto done;
/* Write empty metadata content */
if((stat = nczmap_write(map, path, 0, 0, (const void*)"")))
goto done;
done:
/* Do not delete so we can look at it with ncdump */
stat = nczmap_close(map,0);
nullfree(path);
return THROW(stat);
}
/* Do a simple delete of previously created file */
static int
simpledelete(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
if((stat = nczmap_open(impl,url,0,0,NULL,&map)))
goto done;
if((stat = nczmap_close(map,1)))
goto done;
done:
return THROW(stat);
}
static int
writemeta(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
char* path = NULL;
if((stat = nczmap_open(impl,url,NC_WRITE,0,NULL,&map)))
goto done;
if((stat=nczm_concat(META1,ZARRAY,&path)))
goto done;
if((stat = nczmap_write(map, path, 0, strlen(metadata1), metadata1)))
goto done;
free(path); path = NULL;
done:
/* Do not delete so we can look at it with ncdump */
(void)nczmap_close(map,0);
nullfree(path);
return THROW(stat);
}
static int
writemeta2(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
char* path = NULL;
if((stat = nczmap_open(impl,url,NC_WRITE,0,NULL,&map)))
goto done;
if((stat=nczm_concat(META2,NCZARRAY,&path)))
goto done;
if((stat = nczmap_write(map, path, 0, strlen(metadata2), metadata2)))
goto done;
done:
/* Do not delete so we can look at it with ncdump */
(void)nczmap_close(map,0);
nullfree(path);
return THROW(stat);
}
static int
readkey(NCZMAP* map, const char* prefix, const char* object)
{
int stat = NC_NOERR;
char* path = NULL;
size64_t olen;
char* content = NULL;
if((stat=nczm_concat(prefix,object,&path)))
goto done;
/* Get length */
if((stat = nczmap_len(map, path, &olen)))
goto done;
/* Allocate the space for reading the metadata (might be overkill) */
if((content = malloc(olen+1)) == NULL)
{stat = NC_ENOMEM; goto done;}
if((stat = nczmap_read(map, path, 0, olen, content)))
goto done;
/* nul terminate */
content[olen] = '\0';
printf("%s: |%s|\n",path,content);
done:
nullfree(content);
nullfree(path);
return THROW(stat);
}
static int
readmeta(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
if((stat = nczmap_open(impl,url,0,0,NULL,&map)))
goto done;
if((stat = readkey(map,META1,ZARRAY))) goto done;
done:
(void)nczmap_close(map,0);
return THROW(stat);
}
static int
readmeta2(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
if((stat = nczmap_open(impl,url,0,0,NULL,&map)))
goto done;
if((stat = readkey(map,META2,NCZARRAY)))
goto done;
done:
(void)nczmap_close(map,0);
return THROW(stat);
}
static int
writedata(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
char* path = NULL;
int data1[DATA1LEN];
int i;
size64_t totallen;
char* data1p = (char*)&data1[0]; /* byte level version of data1 */
NCZM_FEATURES features;
/* Create the data */
for(i=0;i<DATA1LEN;i++) data1[i] = i;
totallen = sizeof(int)*DATA1LEN;
if((stat = nczmap_open(impl,url,NC_WRITE,0,NULL,&map)))
goto done;
/* ensure object */
if((stat=nczm_concat(DATA1,"0",&path)))
goto done;
features = nczmap_features(impl);
if((NCZM_ZEROSTART & features) || (NCZM_WRITEONCE & features)) {
if((stat = nczmap_write(map, path, 0, totallen, data1p)))
goto done;
} else {
/* Write in 3 slices */
for(i=0;i<3;i++) {
size64_t start, count, third, last;
third = (totallen+2) / 3; /* round up */
start = i * third;
last = start + third;
if(last > totallen)
last = totallen;
count = last - start;
if((stat = nczmap_write(map, path, start, count, &data1p[start])))
goto done;
}
}
done:
/* Do not delete so we can look at it with ncdump */
(void)nczmap_close(map,0);
nullfree(path);
return THROW(stat);
}
static int
readdata(void)
{
int stat = NC_NOERR;
NCZMAP* map = NULL;
char* path = NULL;
int data1[DATA1LEN];
int i;
size64_t chunklen, totallen;
char* data1p = NULL; /* byte level pointer into data1 */
if((stat = nczmap_open(impl,url,0,0,NULL,&map)))
goto done;
/* ensure object */
if((stat=nczm_concat(DATA1,"0",&path)))
goto done;
if((stat = nczmap_exists(map,path)))
goto done;
/* Read chunks in size sizeof(int)*n, where is rndup(DATA1LEN/3) */
chunklen = sizeof(int) * ((DATA1LEN+2)/3);
data1p = (char*)&data1[0];
totallen = sizeof(int)*DATA1LEN;
/* Read in 3 chunks */
memset(data1,0,sizeof(data1));
for(i=0;i<3;i++) {
size64_t start, count, last;
start = i * chunklen;
last = start + chunklen;
if(last > totallen)
last = totallen;
count = last - start;
if((stat = nczmap_read(map, path, start, count, &data1p[start])))
goto done;
}
/* Validate */
for(i=0;i<DATA1LEN;i++) {
if(data1[i] != i) {
fprintf(stderr,"data mismatch: is: %d should be: %d\n",data1[i],i);
stat = NC_EINVAL;
goto done;
}
}
done:
/* Do not delete so we can look at it with ncdump */
(void)nczmap_close(map,0);
nullfree(path);
return THROW(stat);
}
static int
searchR(NCZMAP* map, int depth, const char* prefix0, NClist* objects)
{
int i,stat = NC_NOERR;
NClist* matches = nclistnew();
char prefix[4096]; /* only ok because we know testdata */
size_t prefixlen;
nclistpush(objects,strdup(prefix0));
prefix[0] = '\0';
strlcat(prefix,prefix0,sizeof(prefix));
prefixlen = strlen(prefix);
/* get next level object keys **below** the prefix: should have form: <name> */
switch (stat = nczmap_search(map, prefix, matches)) {
case NC_NOERR: break;
case NC_ENOOBJECT: stat = NC_NOERR; break;/* prefix is not an object */
default: goto done;
}
/* recurse */
for(i=0;i<nclistlength(matches);i++) {
const char* key = nclistget(matches,i);
/* ensure trailing '/' */
if(prefix[prefixlen-1] != '/')
strlcat(prefix,"/",sizeof(prefix));
strlcat(prefix,key,sizeof(prefix));
if((stat = searchR(map,depth+1,prefix,objects))) goto done;
/* restore prefix */
prefix[prefixlen] = '\0';
if(stat != NC_NOERR)
goto done;
}
done:
nclistfreeall(matches);
return THROW(stat);
}
static int
search(void)
{
int i,stat = NC_NOERR;
NCZMAP* map = NULL;
NClist* objects = nclistnew();
if((stat = nczmap_open(impl,url,0,0,NULL,&map)))
goto done;
/* Do a recursive search on root to get all object keys */
if((stat=searchR(map,0,"/",objects)))
goto done;
/* Sort */
ut_sortlist(objects);
/* Print out the list */
for(i=0;i<nclistlength(objects);i++) {
const char* key = nclistget(objects,i);
printf("[%d] %s\n",i,key);
}
done:
/* Do not delete so later tests can use it */
(void)nczmap_close(map,0);
nclistfreeall(objects);
return THROW(stat);
}
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