Attachment 16218 Details for Bug 14486 – test program using gfapi

test program using gfapi

test_glfs.c (text/x-csrc), 3.04 KB, created by Sachin Prabhu on 2020-09-10 14:47:49 UTC

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Creator: Sachin Prabhu

Created: 2020-09-10 14:47:49 UTC

Size: 3.04 KB

patch

obsolete

>/*
>        gcc -o test_glfs test_glfs.c -l gfapi
> */
>#include <stdio.h>
>#include <stdlib.h>
>#include <errno.h>
>#include <string.h>
>#include <glusterfs/api/glfs.h>
>
>#define NUMOPS 10
>
>void gen_buf(uint8_t *buf, size_t bufsize)
>{
>	int i;
>	static char t = 'a';
>
>	if (t == 'z') {
>		t = 'a';
>	} else {
>		t++;
>	}
>
>	for (i = 0; i < bufsize; i++) {
>		*(buf + i) = t;
>	}
>}
>
>int main (int argc, char** argv)
>{
>        uint8_t buf[131072];
>        uint8_t rbuf[131072];
>        char *hostname = NULL;
>        char *volname = NULL;
>        char *logfile = NULL;
>        char *filename = "test321";
>        glfs_t *fs = NULL;
>        glfs_fd_t *fdw, *fdr;
>        int ret=0;
>        int i;
>
>        if (argc != 4) {
>                fprintf(stderr, "Invalid argument.\n");
>                exit(1);
>        }
>
>        hostname = argv[1];
>        volname = argv[2];
>        logfile = argv[3];
>
>        fs = glfs_new(volname);
>        if (!fs) {
>                fprintf(stderr, "glfs_new_failed\n");
>                exit(1);
>        }
>
>        ret = glfs_set_volfile_server(fs, "tcp", hostname, 24007);
>        if (ret < 0) {
>                fprintf(stderr, "glfs_set_volfile_server failed\n");
>                goto done;
>        }
>
>        ret = glfs_set_logging(fs, logfile, 7);
>        if (ret < 0) {
>                fprintf(stderr, "glfs_set_logging failed\n");
>                goto done;
>        }
>
>        ret = glfs_init(fs);
>        if (ret < 0) {
>                fprintf(stderr, "glfs_init failed\n");
>                goto done;
>        }
>
>        for (i = 0; i < NUMOPS; i++) {
>                size_t buf_size = ((unsigned int)random()%(sizeof(buf)-1))+ 1;
>                size_t read_size;
>
>                fprintf(stderr, "%s:%d write size %d\n", __FILE__, __LINE__, buf_size);
>
>                gen_buf(buf, buf_size);
>
>                fdw = glfs_creat (fs, filename, O_WRONLY, 0644);
>                if (fdw < 0) {
>                        fprintf(stderr, "Could not open file %s for writing\n", filename);
>                        ret = -1;
>                        goto done;
>                }
>
>                fdr = glfs_open(fs, filename, O_RDONLY);
>                if (fdr < 0) {
>                        fprintf(stderr, "Could not open file %s for reading\n", filename);
>                        ret = -2;
>                        goto done;
>                }
>
>                ret = glfs_write(fdw, buf, buf_size, 0);
>                read_size = glfs_read(fdr, rbuf, buf_size, 0);
>
>                if (read_size != buf_size) {
>                        fprintf(stderr, "fewer bytes than expected read\n");
>                        continue;
>                }
>                if (memcmp(rbuf, buf, buf_size)) {
>                        fprintf(stderr, "read and write buffers do not match\n");
>                        continue;
>                }
>
>                glfs_close(fdw);
>                glfs_close(fdr);
>                glfs_unlink(fs, filename);
>                fprintf(stderr, "%s:%d read_size %d\n", __FILE__, __LINE__, read_size);
>        }
>done:
>        glfs_fini(fs);
>        fs = NULL;
>
>	return ret;
>}

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