author | Tero Marttila <terom@fixme.fi> |
Thu, 16 Oct 2008 22:04:53 +0300 | |
changeset 29 | 5de62ca9a5aa |
parent 28 | e944453ca924 |
child 30 | d8fabd347a8e |
permissions | -rw-r--r-- |
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parents:
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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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#include "../lib/misc.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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.getattr = dbfs_getattr, |
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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_open (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_release(ctx); |
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return NULL; |
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} |
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void dbfs_release (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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} |