author | Tero Marttila <terom@fixme.fi> |
Fri, 17 Oct 2008 16:09:35 +0300 | |
changeset 32 | 90e14e0df133 |
parent 31 | 7804cd7b5cd5 |
child 33 | c71f3053c714 |
permissions | -rw-r--r-- |
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#include <stdlib.h> |
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#include "dbfs.h" |
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#include "../dbfs.h" |
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#include "../lib/log.h" |
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static struct fuse_lowlevel_ops dbfs_llops = { |
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.init = dbfs_init, |
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.destroy = dbfs_destroy, |
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.lookup = dbfs_lookup, |
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// .forget |
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.getattr = dbfs_getattr, |
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.setattr = dbfs_setattr, |
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.readlink = dbfs_readlink, |
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.open = dbfs_open, |
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.read = dbfs_read, |
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.write = dbfs_write, |
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.flush = dbfs_flush, |
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.release = dbfs_release, |
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.opendir = dbfs_opendir, |
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.readdir = dbfs_readdir, |
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.releasedir = dbfs_releasedir, |
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}; |
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void dbfs_init (void *userdata, struct fuse_conn_info *conn) { |
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INFO("[dbfs.init] userdata=%p, conn=%p", userdata, conn); |
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} |
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void dbfs_destroy (void *arg) { |
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struct dbfs *ctx = arg; |
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INFO("[dbfs.destroy %p]", ctx); |
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// exit libevent |
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event_base_loopexit(ctx->ev_base, NULL); |
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} |
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void dbfs_sql_error (struct evsql *evsql, void *arg) { |
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struct dbfs *ctx = arg; |
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// AAAAAAAAAA.... panic |
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WARNING("[dbfs] SQL error: BREAKING MAIN LOOP LIEK NAO"); |
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event_base_loopbreak(ctx->ev_base); |
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} |
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struct dbfs *dbfs_new (struct event_base *ev_base, struct fuse_args *args, const char *db_conninfo) { |
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struct dbfs *ctx = NULL; |
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// alloc ctx |
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if ((ctx = calloc(1, sizeof(*ctx))) == NULL) |
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ERROR("calloc"); |
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ctx->ev_base = ev_base; |
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ctx->db_conninfo = db_conninfo; |
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// open sql |
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if ((ctx->db = evsql_new_pq(ctx->ev_base, ctx->db_conninfo, dbfs_sql_error, ctx)) == NULL) |
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ERROR("evsql_new_pq"); |
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// open fuse |
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if ((ctx->ev_fuse = evfuse_new(ctx->ev_base, args, &dbfs_llops, ctx)) == NULL) |
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ERROR("evfuse_new"); |
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// success |
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return ctx; |
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error: |
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if (ctx) |
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dbfs_free(ctx); |
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return NULL; |
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} |
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void dbfs_free (struct dbfs *ctx) { |
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// cleanup |
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if (ctx->ev_fuse) { |
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evfuse_free(ctx->ev_fuse); |
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ctx->ev_fuse = NULL; |
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} |
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if (ctx->db) { |
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// XXX: not yet implemented |
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// evsql_close(ctx->db); |
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// ctx->db = NULL; |
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} |
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free(ctx); |
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} |