isync

mailbox synchronization program
git clone https://git.code.sf.net/p/isync/isync
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commit b85153f8eb7c37c4e14e5c95281aa51aac5f589a
parent ac7cd86c73702faa9728a9b84c30848ca1c63383
Author: Oswald Buddenhagen <ossi@users.sf.net>
Date:   Sun, 26 Apr 2015 20:54:05 +0200

make skipping of failed stores more thorough

in the case of imap stores, the failure is bound to the server config,
not just the store config.

that means that the storage of the failure state needs to be private to
the driver, accessible only through a function.

Diffstat:
Msrc/driver.h | 4+++-
Msrc/drv_imap.c | 12+++++++++++-
Msrc/drv_maildir.c | 14+++++++++++---
Msrc/main.c | 6++++--
4 files changed, 29 insertions(+), 7 deletions(-)

diff --git a/src/driver.h b/src/driver.h @@ -41,7 +41,6 @@ typedef struct store_conf { const char *trash; uint max_size; /* off_t is overkill */ char trash_remote_new, trash_only_new; - char failed; } store_conf_t; /* For message->flags */ @@ -249,6 +248,9 @@ struct driver { /* Get approximate amount of memory occupied by the driver. */ int (*memory_usage)( store_t *ctx ); + + /* Get the FAIL_* state of the driver. */ + int (*fail_state)( store_conf_t *conf ); }; void free_generic_messages( message_t * ); diff --git a/src/drv_imap.c b/src/drv_imap.c @@ -57,6 +57,7 @@ typedef struct imap_server_conf { #ifdef HAVE_LIBSSL char ssl_type; #endif + char failed; } imap_server_conf_t; typedef struct imap_store_conf { @@ -2156,7 +2157,7 @@ imap_open_store_bail( imap_store_t *ctx, int failed ) { void (*cb)( store_t *srv, void *aux ) = ctx->callbacks.imap_open; void *aux = ctx->callback_aux; - ctx->gen.conf->failed = failed; + ((imap_store_conf_t *)ctx->gen.conf)->server->failed = failed; imap_cancel_store( &ctx->gen ); cb( 0, aux ); } @@ -2658,6 +2659,14 @@ imap_memory_usage( store_t *gctx ) return ctx->buffer_mem + ctx->conn.buffer_mem; } +/******************* imap_fail_state *******************/ + +static int +imap_fail_state( store_conf_t *gconf ) +{ + return ((imap_store_conf_t *)gconf)->server->failed; +} + /******************* imap_parse_store *******************/ imap_server_conf_t *servers, **serverapp = &servers; @@ -2937,4 +2946,5 @@ struct driver imap_driver = { imap_cancel_cmds, imap_commit_cmds, imap_memory_usage, + imap_fail_state, }; diff --git a/src/drv_maildir.c b/src/drv_maildir.c @@ -57,6 +57,7 @@ typedef struct maildir_store_conf { int alt_map; #endif /* USE_DB */ char info_delimiter; + char failed; char *info_prefix, *info_stop; /* precalculated from info_delimiter */ } maildir_store_conf_t; @@ -141,12 +142,12 @@ maildir_validate_path( store_conf_t *conf ) if (!conf->path) { error( "Maildir error: store '%s' has no Path\n", conf->name ); - conf->failed = FAIL_FINAL; + ((maildir_store_conf_t *)conf)->failed = FAIL_FINAL; return -1; } if (stat( conf->path, &st ) || !S_ISDIR(st.st_mode)) { error( "Maildir error: cannot open store '%s'\n", conf->path ); - conf->failed = FAIL_FINAL; + ((maildir_store_conf_t *)conf)->failed = FAIL_FINAL; return -1; } return 0; @@ -432,7 +433,7 @@ maildir_validate( const char *box, int create, maildir_store_t *ctx ) return DRV_BOX_BAD; if (make_box_dir( buf, bl )) { sys_error( "Maildir error: cannot create mailbox '%s'", box ); - ctx->gen.conf->failed = FAIL_FINAL; + ((maildir_store_conf_t *)ctx->gen.conf)->failed = FAIL_FINAL; maildir_invoke_bad_callback( &ctx->gen ); return DRV_CANCELED; } @@ -1631,6 +1632,12 @@ maildir_memory_usage( store_t *gctx ATTR_UNUSED ) } static int +maildir_fail_state( store_conf_t *gconf ) +{ + return ((maildir_store_conf_t *)gconf)->failed; +} + +static int maildir_parse_store( conffile_t *cfg, store_conf_t **storep ) { maildir_store_conf_t *store; @@ -1698,4 +1705,5 @@ struct driver maildir_driver = { maildir_cancel_cmds, maildir_commit_cmds, maildir_memory_usage, + maildir_fail_state, }; diff --git a/src/main.c b/src/main.c @@ -757,8 +757,10 @@ sync_chans( main_vars_t *mvars, int ent ) info( "Channel %s\n", mvars->chan->name ); mvars->skip = mvars->cben = 0; for (t = 0; t < 2; t++) { - if (mvars->chan->stores[t]->failed != FAIL_TEMP) { - info( "Skipping due to failed %s store %s.\n", str_ms[t], mvars->chan->stores[t]->name ); + int st = mvars->chan->stores[t]->driver->fail_state( mvars->chan->stores[t] ); + if (st != FAIL_TEMP) { + info( "Skipping due to %sfailed %s store %s.\n", + (st == FAIL_WAIT) ? "temporarily " : "", str_ms[t], mvars->chan->stores[t]->name ); mvars->skip = 1; } }