X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=utilities%2Fovs-vsctl.c;h=0a7c2c64ef4e20bc8adecfc4172d4dcc682325d4;hb=cccc13569249376eb2e1a364e07dfc33a745d791;hp=560d747a29a04f8f0daeb38b88144170cb08fb18;hpb=6e037e3ca6381fa36fdf6009c4ccc97d0f041be4;p=openvswitch diff --git a/utilities/ovs-vsctl.c b/utilities/ovs-vsctl.c index 560d747a..0a7c2c64 100644 --- a/utilities/ovs-vsctl.c +++ b/utilities/ovs-vsctl.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2009, 2010, 2011, 2012 Nicira Networks. + * Copyright (c) 2009, 2010, 2011, 2012 Nicira, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -32,6 +32,7 @@ #include "compiler.h" #include "dirs.h" #include "dynamic-string.h" +#include "hash.h" #include "json.h" #include "ovsdb-data.h" #include "ovsdb-idl.h" @@ -39,9 +40,10 @@ #include "process.h" #include "stream.h" #include "stream-ssl.h" +#include "smap.h" #include "sset.h" #include "svec.h" -#include "vswitch-idl.h" +#include "lib/vswitch-idl.h" #include "table.h" #include "timeval.h" #include "util.h" @@ -138,9 +140,8 @@ static void parse_command(int argc, char *argv[], struct vsctl_command *); static const struct vsctl_command_syntax *find_command(const char *name); static void run_prerequisites(struct vsctl_command[], size_t n_commands, struct ovsdb_idl *); -static enum ovsdb_idl_txn_status do_vsctl(const char *args, - struct vsctl_command *, size_t n, - struct ovsdb_idl *); +static void do_vsctl(const char *args, struct vsctl_command *, size_t n, + struct ovsdb_idl *); static const struct vsctl_table_class *get_table(const char *table_name); static void set_column(const struct vsctl_table_class *, @@ -156,9 +157,9 @@ int main(int argc, char *argv[]) { extern struct vlog_module VLM_reconnect; - enum ovsdb_idl_txn_status status; struct ovsdb_idl *idl; struct vsctl_command *commands; + unsigned int seqno; size_t n_commands; char *args; @@ -184,14 +185,23 @@ main(int argc, char *argv[]) idl = the_idl = ovsdb_idl_create(db, &ovsrec_idl_class, false); run_prerequisites(commands, n_commands, idl); - /* Now execute the commands. */ - status = TXN_AGAIN_WAIT; + /* Execute the commands. + * + * 'seqno' is the database sequence number for which we last tried to + * execute our transaction. There's no point in trying to commit more than + * once for any given sequence number, because if the transaction fails + * it's because the database changed and we need to obtain an up-to-date + * view of the database before we try the transaction again. */ + seqno = ovsdb_idl_get_seqno(idl); for (;;) { - if (ovsdb_idl_run(idl) || status == TXN_AGAIN_NOW) { - status = do_vsctl(args, commands, n_commands, idl); + ovsdb_idl_run(idl); + + if (seqno != ovsdb_idl_get_seqno(idl)) { + seqno = ovsdb_idl_get_seqno(idl); + do_vsctl(args, commands, n_commands, idl); } - if (status != TXN_AGAIN_NOW) { + if (seqno == ovsdb_idl_get_seqno(idl)) { ovsdb_idl_wait(idl); poll_block(); } @@ -601,6 +611,18 @@ struct vsctl_context { const struct ovsrec_open_vswitch *ovs; bool verified_ports; + /* A cache of the contents of the database. + * + * A command that needs to use any of this information must first call + * vsctl_context_populate_cache(). A command that changes anything that + * could invalidate the cache must either call + * vsctl_context_invalidate_cache() or manually update the cache to + * maintain its correctness. */ + bool cache_valid; + struct shash bridges; /* Maps from bridge name to struct vsctl_bridge. */ + struct shash ports; /* Maps from port name to struct vsctl_port. */ + struct shash ifaces; /* Maps from port name to struct vsctl_iface. */ + /* A command may set this member to true if some prerequisite is not met * and the caller should wait for something to change and then retry. */ bool try_again; @@ -609,30 +631,31 @@ struct vsctl_context { struct vsctl_bridge { struct ovsrec_bridge *br_cfg; char *name; - struct ovsrec_controller **ctrl; - char *fail_mode; - size_t n_ctrl; - struct vsctl_bridge *parent; - int vlan; + struct list ports; /* Contains "struct vsctl_port"s. */ + + /* VLAN ("fake") bridge support. + * + * Use 'parent != NULL' to detect a fake bridge, because 'vlan' can be 0 + * in either case. */ + struct hmap children; /* VLAN bridges indexed by 'vlan'. */ + struct hmap_node children_node; /* Node in parent's 'children' hmap. */ + struct vsctl_bridge *parent; /* Real bridge, or NULL. */ + int vlan; /* VLAN VID (0...4095), or 0. */ }; struct vsctl_port { + struct list ports_node; /* In struct vsctl_bridge's 'ports' list. */ + struct list ifaces; /* Contains "struct vsctl_iface"s. */ struct ovsrec_port *port_cfg; struct vsctl_bridge *bridge; }; struct vsctl_iface { + struct list ifaces_node; /* In struct vsctl_port's 'ifaces' list. */ struct ovsrec_interface *iface_cfg; struct vsctl_port *port; }; -struct vsctl_info { - struct vsctl_context *ctx; - struct shash bridges; /* Maps from bridge name to struct vsctl_bridge. */ - struct shash ports; /* Maps from port name to struct vsctl_port. */ - struct shash ifaces; /* Maps from port name to struct vsctl_iface. */ -}; - static char * vsctl_context_to_string(const struct vsctl_context *ctx) { @@ -677,66 +700,162 @@ verify_ports(struct vsctl_context *ctx) } static struct vsctl_bridge * -add_bridge(struct vsctl_info *b, - struct ovsrec_bridge *br_cfg, const char *name, - struct vsctl_bridge *parent, int vlan) +add_bridge_to_cache(struct vsctl_context *ctx, + struct ovsrec_bridge *br_cfg, const char *name, + struct vsctl_bridge *parent, int vlan) { struct vsctl_bridge *br = xmalloc(sizeof *br); br->br_cfg = br_cfg; br->name = xstrdup(name); + list_init(&br->ports); br->parent = parent; br->vlan = vlan; + hmap_init(&br->children); if (parent) { - br->ctrl = parent->br_cfg->controller; - br->n_ctrl = parent->br_cfg->n_controller; - br->fail_mode = parent->br_cfg->fail_mode; - } else { - br->ctrl = br_cfg->controller; - br->n_ctrl = br_cfg->n_controller; - br->fail_mode = br_cfg->fail_mode; + hmap_insert(&parent->children, &br->children_node, hash_int(vlan, 0)); } - shash_add(&b->bridges, br->name, br); + shash_add(&ctx->bridges, br->name, br); return br; } +static void +ovs_delete_bridge(const struct ovsrec_open_vswitch *ovs, + struct ovsrec_bridge *bridge) +{ + struct ovsrec_bridge **bridges; + size_t i, n; + + bridges = xmalloc(sizeof *ovs->bridges * ovs->n_bridges); + for (i = n = 0; i < ovs->n_bridges; i++) { + if (ovs->bridges[i] != bridge) { + bridges[n++] = ovs->bridges[i]; + } + } + ovsrec_open_vswitch_set_bridges(ovs, bridges, n); + free(bridges); +} + +static void +del_cached_bridge(struct vsctl_context *ctx, struct vsctl_bridge *br) +{ + assert(list_is_empty(&br->ports)); + assert(hmap_is_empty(&br->children)); + if (br->parent) { + hmap_remove(&br->parent->children, &br->children_node); + } + if (br->br_cfg) { + ovsrec_bridge_delete(br->br_cfg); + ovs_delete_bridge(ctx->ovs, br->br_cfg); + } + shash_find_and_delete(&ctx->bridges, br->name); + hmap_destroy(&br->children); + free(br->name); + free(br); +} + static bool port_is_fake_bridge(const struct ovsrec_port *port_cfg) { return (port_cfg->fake_bridge && port_cfg->tag - && *port_cfg->tag >= 1 && *port_cfg->tag <= 4095); + && *port_cfg->tag >= 0 && *port_cfg->tag <= 4095); } static struct vsctl_bridge * -find_vlan_bridge(struct vsctl_info *info, - struct vsctl_bridge *parent, int vlan) +find_vlan_bridge(struct vsctl_bridge *parent, int vlan) { - struct shash_node *node; + struct vsctl_bridge *child; - SHASH_FOR_EACH (node, &info->bridges) { - struct vsctl_bridge *br = node->data; - if (br->parent == parent && br->vlan == vlan) { - return br; + HMAP_FOR_EACH_IN_BUCKET (child, children_node, hash_int(vlan, 0), + &parent->children) { + if (child->vlan == vlan) { + return child; } } return NULL; } +static struct vsctl_port * +add_port_to_cache(struct vsctl_context *ctx, struct vsctl_bridge *parent, + struct ovsrec_port *port_cfg) +{ + struct vsctl_port *port; + + if (port_cfg->tag + && *port_cfg->tag >= 0 && *port_cfg->tag <= 4095) { + struct vsctl_bridge *vlan_bridge; + + vlan_bridge = find_vlan_bridge(parent, *port_cfg->tag); + if (vlan_bridge) { + parent = vlan_bridge; + } + } + + port = xmalloc(sizeof *port); + list_push_back(&parent->ports, &port->ports_node); + list_init(&port->ifaces); + port->port_cfg = port_cfg; + port->bridge = parent; + shash_add(&ctx->ports, port_cfg->name, port); + + return port; +} + static void -free_info(struct vsctl_info *info) +del_cached_port(struct vsctl_context *ctx, struct vsctl_port *port) +{ + assert(list_is_empty(&port->ifaces)); + list_remove(&port->ports_node); + shash_find_and_delete(&ctx->ports, port->port_cfg->name); + ovsrec_port_delete(port->port_cfg); + free(port); +} + +static struct vsctl_iface * +add_iface_to_cache(struct vsctl_context *ctx, struct vsctl_port *parent, + struct ovsrec_interface *iface_cfg) +{ + struct vsctl_iface *iface; + + iface = xmalloc(sizeof *iface); + list_push_back(&parent->ifaces, &iface->ifaces_node); + iface->iface_cfg = iface_cfg; + iface->port = parent; + shash_add(&ctx->ifaces, iface_cfg->name, iface); + + return iface; +} + +static void +del_cached_iface(struct vsctl_context *ctx, struct vsctl_iface *iface) +{ + list_remove(&iface->ifaces_node); + shash_find_and_delete(&ctx->ifaces, iface->iface_cfg->name); + ovsrec_interface_delete(iface->iface_cfg); + free(iface); +} + +static void +vsctl_context_invalidate_cache(struct vsctl_context *ctx) { struct shash_node *node; - SHASH_FOR_EACH (node, &info->bridges) { + if (!ctx->cache_valid) { + return; + } + ctx->cache_valid = false; + + SHASH_FOR_EACH (node, &ctx->bridges) { struct vsctl_bridge *bridge = node->data; + hmap_destroy(&bridge->children); free(bridge->name); free(bridge); } - shash_destroy(&info->bridges); + shash_destroy(&ctx->bridges); - shash_destroy_free_data(&info->ports); - shash_destroy_free_data(&info->ifaces); + shash_destroy_free_data(&ctx->ports); + shash_destroy_free_data(&ctx->ifaces); } static void @@ -758,16 +877,20 @@ pre_get_info(struct vsctl_context *ctx) } static void -get_info(struct vsctl_context *ctx, struct vsctl_info *info) +vsctl_context_populate_cache(struct vsctl_context *ctx) { const struct ovsrec_open_vswitch *ovs = ctx->ovs; struct sset bridges, ports; size_t i; - info->ctx = ctx; - shash_init(&info->bridges); - shash_init(&info->ports); - shash_init(&info->ifaces); + if (ctx->cache_valid) { + /* Cache is already populated. */ + return; + } + ctx->cache_valid = true; + shash_init(&ctx->bridges); + shash_init(&ctx->ports); + shash_init(&ctx->ifaces); sset_init(&bridges); sset_init(&ports); @@ -781,7 +904,7 @@ get_info(struct vsctl_context *ctx, struct vsctl_info *info) br_cfg->name); continue; } - br = add_bridge(info, br_cfg, br_cfg->name, NULL, 0); + br = add_bridge_to_cache(ctx, br_cfg, br_cfg->name, NULL, 0); if (!br) { continue; } @@ -796,7 +919,8 @@ get_info(struct vsctl_context *ctx, struct vsctl_info *info) if (port_is_fake_bridge(port_cfg) && sset_add(&bridges, port_cfg->name)) { - add_bridge(info, NULL, port_cfg->name, br, *port_cfg->tag); + add_bridge_to_cache(ctx, NULL, port_cfg->name, br, + *port_cfg->tag); } } } @@ -812,13 +936,13 @@ get_info(struct vsctl_context *ctx, struct vsctl_info *info) if (!sset_add(&bridges, br_cfg->name)) { continue; } - br = shash_find_data(&info->bridges, br_cfg->name); + br = shash_find_data(&ctx->bridges, br_cfg->name); for (j = 0; j < br_cfg->n_ports; j++) { struct ovsrec_port *port_cfg = br_cfg->ports[j]; struct vsctl_port *port; size_t k; - port = shash_find_data(&info->ports, port_cfg->name); + port = shash_find_data(&ctx->ports, port_cfg->name); if (port) { if (port_cfg == port->port_cfg) { VLOG_WARN("%s: port is in multiple bridges (%s and %s)", @@ -838,24 +962,12 @@ get_info(struct vsctl_context *ctx, struct vsctl_info *info) continue; } - port = xmalloc(sizeof *port); - port->port_cfg = port_cfg; - if (port_cfg->tag - && *port_cfg->tag >= 1 && *port_cfg->tag <= 4095) { - port->bridge = find_vlan_bridge(info, br, *port_cfg->tag); - if (!port->bridge) { - port->bridge = br; - } - } else { - port->bridge = br; - } - shash_add(&info->ports, port_cfg->name, port); - + port = add_port_to_cache(ctx, br, port_cfg); for (k = 0; k < port_cfg->n_interfaces; k++) { struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; struct vsctl_iface *iface; - iface = shash_find_data(&info->ifaces, iface_cfg->name); + iface = shash_find_data(&ctx->ifaces, iface_cfg->name); if (iface) { if (iface_cfg == iface->iface_cfg) { VLOG_WARN("%s: interface is in multiple ports " @@ -873,10 +985,7 @@ get_info(struct vsctl_context *ctx, struct vsctl_info *info) continue; } - iface = xmalloc(sizeof *iface); - iface->iface_cfg = iface_cfg; - iface->port = port; - shash_add(&info->ifaces, iface_cfg->name, iface); + add_iface_to_cache(ctx, port, iface_cfg); } } } @@ -884,26 +993,26 @@ get_info(struct vsctl_context *ctx, struct vsctl_info *info) } static void -check_conflicts(struct vsctl_info *info, const char *name, +check_conflicts(struct vsctl_context *ctx, const char *name, char *msg) { struct vsctl_iface *iface; struct vsctl_port *port; - verify_ports(info->ctx); + verify_ports(ctx); - if (shash_find(&info->bridges, name)) { + if (shash_find(&ctx->bridges, name)) { vsctl_fatal("%s because a bridge named %s already exists", msg, name); } - port = shash_find_data(&info->ports, name); + port = shash_find_data(&ctx->ports, name); if (port) { vsctl_fatal("%s because a port named %s already exists on " "bridge %s", msg, name, port->bridge->name); } - iface = shash_find_data(&info->ifaces, name); + iface = shash_find_data(&ctx->ifaces, name); if (iface) { vsctl_fatal("%s because an interface named %s already exists " "on bridge %s", msg, name, iface->port->bridge->name); @@ -913,20 +1022,24 @@ check_conflicts(struct vsctl_info *info, const char *name, } static struct vsctl_bridge * -find_bridge(struct vsctl_info *info, const char *name, bool must_exist) +find_bridge(struct vsctl_context *ctx, const char *name, bool must_exist) { - struct vsctl_bridge *br = shash_find_data(&info->bridges, name); + struct vsctl_bridge *br; + + assert(ctx->cache_valid); + + br = shash_find_data(&ctx->bridges, name); if (must_exist && !br) { vsctl_fatal("no bridge named %s", name); } - ovsrec_open_vswitch_verify_bridges(info->ctx->ovs); + ovsrec_open_vswitch_verify_bridges(ctx->ovs); return br; } static struct vsctl_bridge * -find_real_bridge(struct vsctl_info *info, const char *name, bool must_exist) +find_real_bridge(struct vsctl_context *ctx, const char *name, bool must_exist) { - struct vsctl_bridge *br = find_bridge(info, name, must_exist); + struct vsctl_bridge *br = find_bridge(ctx, name, must_exist); if (br && br->parent) { vsctl_fatal("%s is a fake bridge", name); } @@ -934,30 +1047,38 @@ find_real_bridge(struct vsctl_info *info, const char *name, bool must_exist) } static struct vsctl_port * -find_port(struct vsctl_info *info, const char *name, bool must_exist) +find_port(struct vsctl_context *ctx, const char *name, bool must_exist) { - struct vsctl_port *port = shash_find_data(&info->ports, name); + struct vsctl_port *port; + + assert(ctx->cache_valid); + + port = shash_find_data(&ctx->ports, name); if (port && !strcmp(name, port->bridge->name)) { port = NULL; } if (must_exist && !port) { vsctl_fatal("no port named %s", name); } - verify_ports(info->ctx); + verify_ports(ctx); return port; } static struct vsctl_iface * -find_iface(struct vsctl_info *info, const char *name, bool must_exist) +find_iface(struct vsctl_context *ctx, const char *name, bool must_exist) { - struct vsctl_iface *iface = shash_find_data(&info->ifaces, name); + struct vsctl_iface *iface; + + assert(ctx->cache_valid); + + iface = shash_find_data(&ctx->ifaces, name); if (iface && !strcmp(name, iface->port->bridge->name)) { iface = NULL; } if (must_exist && !iface) { vsctl_fatal("no interface named %s", name); } - verify_ports(info->ctx); + verify_ports(ctx); return iface; } @@ -1008,23 +1129,6 @@ ovs_insert_bridge(const struct ovsrec_open_vswitch *ovs, free(bridges); } -static void -ovs_delete_bridge(const struct ovsrec_open_vswitch *ovs, - struct ovsrec_bridge *bridge) -{ - struct ovsrec_bridge **bridges; - size_t i, n; - - bridges = xmalloc(sizeof *ovs->bridges * ovs->n_bridges); - for (i = n = 0; i < ovs->n_bridges; i++) { - if (ovs->bridges[i] != bridge) { - bridges[n++] = ovs->bridges[i]; - } - } - ovsrec_open_vswitch_set_bridges(ovs, bridges, n); - free(bridges); -} - static void cmd_init(struct vsctl_context *ctx OVS_UNUSED) { @@ -1251,9 +1355,7 @@ cmd_emer_reset(struct vsctl_context *ctx) ovsrec_open_vswitch_set_ssl(ctx->ovs, NULL); OVSREC_BRIDGE_FOR_EACH (br, idl) { - int i; - char *hw_key = "hwaddr"; - char *hw_val = NULL; + const char *hwaddr; ovsrec_bridge_set_controller(br, NULL, 0); ovsrec_bridge_set_fail_mode(br, NULL); @@ -1263,23 +1365,19 @@ cmd_emer_reset(struct vsctl_context *ctx) ovsrec_bridge_set_flood_vlans(br, NULL, 0); /* We only want to save the "hwaddr" key from other_config. */ - for (i=0; i < br->n_other_config; i++) { - if (!strcmp(br->key_other_config[i], hw_key)) { - hw_val = br->value_other_config[i]; - break; - } - } - if (hw_val) { - char *val = xstrdup(hw_val); - ovsrec_bridge_set_other_config(br, &hw_key, &val, 1); - free(val); + hwaddr = smap_get(&br->other_config, "hwaddr"); + if (hwaddr) { + struct smap smap = SMAP_INITIALIZER(&smap); + smap_add(&smap, "hwaddr", hwaddr); + ovsrec_bridge_set_other_config(br, &smap); + smap_destroy(&smap); } else { - ovsrec_bridge_set_other_config(br, NULL, NULL, 0); + ovsrec_bridge_set_other_config(br, NULL); } } OVSREC_PORT_FOR_EACH (port, idl) { - ovsrec_port_set_other_config(port, NULL, NULL, 0); + ovsrec_port_set_other_config(port, NULL); } OVSREC_INTERFACE_FOR_EACH (iface, idl) { @@ -1312,6 +1410,8 @@ cmd_emer_reset(struct vsctl_context *ctx) OVSREC_SFLOW_FOR_EACH_SAFE (sflow, next_sflow, idl) { ovsrec_sflow_delete(sflow); } + + vsctl_context_invalidate_cache(ctx); } static void @@ -1319,7 +1419,6 @@ cmd_add_br(struct vsctl_context *ctx) { bool may_exist = shash_find(&ctx->options, "--may-exist") != NULL; const char *br_name, *parent_name; - struct vsctl_info info; int vlan; br_name = ctx->argv[1]; @@ -1329,19 +1428,19 @@ cmd_add_br(struct vsctl_context *ctx) } else if (ctx->argc == 4) { parent_name = ctx->argv[2]; vlan = atoi(ctx->argv[3]); - if (vlan < 1 || vlan > 4095) { - vsctl_fatal("%s: vlan must be between 1 and 4095", ctx->argv[0]); + if (vlan < 0 || vlan > 4095) { + vsctl_fatal("%s: vlan must be between 0 and 4095", ctx->argv[0]); } } else { vsctl_fatal("'%s' command takes exactly 1 or 3 arguments", ctx->argv[0]); } - get_info(ctx, &info); + vsctl_context_populate_cache(ctx); if (may_exist) { struct vsctl_bridge *br; - br = find_bridge(&info, br_name, false); + br = find_bridge(ctx, br_name, false); if (br) { if (!parent_name) { if (br->parent) { @@ -1368,7 +1467,7 @@ cmd_add_br(struct vsctl_context *ctx) return; } } - check_conflicts(&info, br_name, + check_conflicts(ctx, br_name, xasprintf("cannot create a bridge named %s", br_name)); if (!parent_name) { @@ -1396,8 +1495,8 @@ cmd_add_br(struct vsctl_context *ctx) struct ovsrec_bridge *br; int64_t tag = vlan; - parent = find_bridge(&info, parent_name, false); - if (parent && parent->vlan) { + parent = find_bridge(ctx, parent_name, false); + if (parent && parent->parent) { vsctl_fatal("cannot create bridge with fake bridge as parent"); } if (!parent) { @@ -1418,25 +1517,39 @@ cmd_add_br(struct vsctl_context *ctx) bridge_insert_port(br, port); } - free_info(&info); + vsctl_context_invalidate_cache(ctx); } static void -del_port(struct vsctl_info *info, struct vsctl_port *port) +del_port(struct vsctl_context *ctx, struct vsctl_port *port) { - struct shash_node *node; - - SHASH_FOR_EACH (node, &info->ifaces) { - struct vsctl_iface *iface = node->data; - if (iface->port == port) { - ovsrec_interface_delete(iface->iface_cfg); - } - } - ovsrec_port_delete(port->port_cfg); + struct vsctl_iface *iface, *next_iface; bridge_delete_port((port->bridge->parent ? port->bridge->parent->br_cfg : port->bridge->br_cfg), port->port_cfg); + + LIST_FOR_EACH_SAFE (iface, next_iface, ifaces_node, &port->ifaces) { + del_cached_iface(ctx, iface); + } + del_cached_port(ctx, port); +} + +static void +del_bridge(struct vsctl_context *ctx, struct vsctl_bridge *br) +{ + struct vsctl_bridge *child, *next_child; + struct vsctl_port *port, *next_port; + + HMAP_FOR_EACH_SAFE (child, next_child, children_node, &br->children) { + del_bridge(ctx, child); + } + + LIST_FOR_EACH_SAFE (port, next_port, ports_node, &br->ports) { + del_port(ctx, port); + } + + del_cached_bridge(ctx, br); } static void @@ -1444,26 +1557,12 @@ cmd_del_br(struct vsctl_context *ctx) { bool must_exist = !shash_find(&ctx->options, "--if-exists"); struct vsctl_bridge *bridge; - struct vsctl_info info; - get_info(ctx, &info); - bridge = find_bridge(&info, ctx->argv[1], must_exist); + vsctl_context_populate_cache(ctx); + bridge = find_bridge(ctx, ctx->argv[1], must_exist); if (bridge) { - struct shash_node *node; - - SHASH_FOR_EACH (node, &info.ports) { - struct vsctl_port *port = node->data; - if (port->bridge == bridge || port->bridge->parent == bridge - || !strcmp(port->port_cfg->name, bridge->name)) { - del_port(&info, port); - } - } - if (bridge->br_cfg) { - ovsrec_bridge_delete(bridge->br_cfg); - ovs_delete_bridge(ctx->ovs, bridge->br_cfg); - } + del_bridge(ctx, bridge); } - free_info(&info); } static void @@ -1482,71 +1581,39 @@ static void cmd_list_br(struct vsctl_context *ctx) { struct shash_node *node; - struct vsctl_info info; struct svec bridges; - get_info(ctx, &info); + vsctl_context_populate_cache(ctx); svec_init(&bridges); - SHASH_FOR_EACH (node, &info.bridges) { + SHASH_FOR_EACH (node, &ctx->bridges) { struct vsctl_bridge *br = node->data; svec_add(&bridges, br->name); } output_sorted(&bridges, &ctx->output); svec_destroy(&bridges); - - free_info(&info); } static void cmd_br_exists(struct vsctl_context *ctx) { - struct vsctl_info info; - - get_info(ctx, &info); - if (!find_bridge(&info, ctx->argv[1], false)) { + vsctl_context_populate_cache(ctx); + if (!find_bridge(ctx, ctx->argv[1], false)) { vsctl_exit(2); } - free_info(&info); -} - -/* Returns true if 'b_prefix' (of length 'b_prefix_len') concatenated with 'b' - * equals 'a', false otherwise. */ -static bool -key_matches(const char *a, - const char *b_prefix, size_t b_prefix_len, const char *b) -{ - return !strncmp(a, b_prefix, b_prefix_len) && !strcmp(a + b_prefix_len, b); } static void -set_external_id(char **old_keys, char **old_values, size_t old_n, - char *key, char *value, - char ***new_keysp, char ***new_valuesp, size_t *new_np) +set_external_id(struct smap *old, struct smap *new, + char *key, char *value) { - char **new_keys; - char **new_values; - size_t new_n; - size_t i; + smap_clone(new, old); - new_keys = xmalloc(sizeof *new_keys * (old_n + 1)); - new_values = xmalloc(sizeof *new_values * (old_n + 1)); - new_n = 0; - for (i = 0; i < old_n; i++) { - if (strcmp(key, old_keys[i])) { - new_keys[new_n] = old_keys[i]; - new_values[new_n] = old_values[i]; - new_n++; - } - } if (value) { - new_keys[new_n] = key; - new_values[new_n] = value; - new_n++; + smap_replace(new, key, value); + } else { + smap_remove(new, key); } - *new_keysp = new_keys; - *new_valuesp = new_values; - *new_np = new_n; } static void @@ -1560,60 +1627,55 @@ pre_cmd_br_set_external_id(struct vsctl_context *ctx) static void cmd_br_set_external_id(struct vsctl_context *ctx) { - struct vsctl_info info; struct vsctl_bridge *bridge; - char **keys, **values; - size_t n; + struct smap new; - get_info(ctx, &info); - bridge = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + bridge = find_bridge(ctx, ctx->argv[1], true); if (bridge->br_cfg) { - set_external_id(bridge->br_cfg->key_external_ids, - bridge->br_cfg->value_external_ids, - bridge->br_cfg->n_external_ids, - ctx->argv[2], ctx->argc >= 4 ? ctx->argv[3] : NULL, - &keys, &values, &n); + + set_external_id(&bridge->br_cfg->external_ids, &new, ctx->argv[2], + ctx->argc >= 4 ? ctx->argv[3] : NULL); ovsrec_bridge_verify_external_ids(bridge->br_cfg); - ovsrec_bridge_set_external_ids(bridge->br_cfg, keys, values, n); + ovsrec_bridge_set_external_ids(bridge->br_cfg, &new); } else { char *key = xasprintf("fake-bridge-%s", ctx->argv[2]); - struct vsctl_port *port = shash_find_data(&info.ports, ctx->argv[1]); - set_external_id(port->port_cfg->key_external_ids, - port->port_cfg->value_external_ids, - port->port_cfg->n_external_ids, - key, ctx->argc >= 4 ? ctx->argv[3] : NULL, - &keys, &values, &n); + struct vsctl_port *port = shash_find_data(&ctx->ports, ctx->argv[1]); + set_external_id(&port->port_cfg->external_ids, &new, + key, ctx->argc >= 4 ? ctx->argv[3] : NULL); ovsrec_port_verify_external_ids(port->port_cfg); - ovsrec_port_set_external_ids(port->port_cfg, keys, values, n); + ovsrec_port_set_external_ids(port->port_cfg, &new); free(key); } - free(keys); - free(values); - - free_info(&info); + smap_destroy(&new); } static void -get_external_id(char **keys, char **values, size_t n, - const char *prefix, const char *key, +get_external_id(struct smap *smap, const char *prefix, const char *key, struct ds *output) { - size_t prefix_len = strlen(prefix); - struct svec svec; - size_t i; + if (key) { + char *prefix_key = xasprintf("%s%s", prefix, key); + const char *value = smap_get(smap, prefix_key); - svec_init(&svec); - for (i = 0; i < n; i++) { - if (!key && !strncmp(keys[i], prefix, prefix_len)) { - svec_add_nocopy(&svec, xasprintf("%s=%s", - keys[i] + prefix_len, values[i])); - } else if (key && key_matches(keys[i], prefix, prefix_len, key)) { - svec_add(&svec, values[i]); - break; + if (value) { + ds_put_format(output, "%s\n", value); + } + free(prefix_key); + } else { + const struct smap_node **sorted = smap_sort(smap); + size_t prefix_len = strlen(prefix); + size_t i; + + for (i = 0; i < smap_count(smap); i++) { + const struct smap_node *node = sorted[i]; + if (!strncmp(node->key, prefix, prefix_len)) { + ds_put_format(output, "%s=%s\n", node->key + prefix_len, + node->value); + } } + free(sorted); } - output_sorted(&svec, output); - svec_destroy(&svec); } static void @@ -1625,54 +1687,42 @@ pre_cmd_br_get_external_id(struct vsctl_context *ctx) static void cmd_br_get_external_id(struct vsctl_context *ctx) { - struct vsctl_info info; struct vsctl_bridge *bridge; - get_info(ctx, &info); - bridge = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + bridge = find_bridge(ctx, ctx->argv[1], true); if (bridge->br_cfg) { ovsrec_bridge_verify_external_ids(bridge->br_cfg); - get_external_id(bridge->br_cfg->key_external_ids, - bridge->br_cfg->value_external_ids, - bridge->br_cfg->n_external_ids, - "", ctx->argc >= 3 ? ctx->argv[2] : NULL, - &ctx->output); + get_external_id(&bridge->br_cfg->external_ids, "", + ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output); } else { - struct vsctl_port *port = shash_find_data(&info.ports, ctx->argv[1]); + struct vsctl_port *port = shash_find_data(&ctx->ports, ctx->argv[1]); ovsrec_port_verify_external_ids(port->port_cfg); - get_external_id(port->port_cfg->key_external_ids, - port->port_cfg->value_external_ids, - port->port_cfg->n_external_ids, - "fake-bridge-", ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output); + get_external_id(&port->port_cfg->external_ids, "fake-bridge-", + ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output); } - free_info(&info); } - static void cmd_list_ports(struct vsctl_context *ctx) { struct vsctl_bridge *br; - struct shash_node *node; - struct vsctl_info info; + struct vsctl_port *port; struct svec ports; - get_info(ctx, &info); - br = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + br = find_bridge(ctx, ctx->argv[1], true); ovsrec_bridge_verify_ports(br->br_cfg ? br->br_cfg : br->parent->br_cfg); svec_init(&ports); - SHASH_FOR_EACH (node, &info.ports) { - struct vsctl_port *port = node->data; - - if (strcmp(port->port_cfg->name, br->name) && br == port->bridge) { + LIST_FOR_EACH (port, ports_node, &br->ports) { + if (strcmp(port->port_cfg->name, br->name)) { svec_add(&ports, port->port_cfg->name); } } output_sorted(&ports, &ctx->output); svec_destroy(&ports); - - free_info(&info); } static void @@ -1682,17 +1732,17 @@ add_port(struct vsctl_context *ctx, char *iface_names[], int n_ifaces, char *settings[], int n_settings) { - struct vsctl_info info; + struct vsctl_port *vsctl_port; struct vsctl_bridge *bridge; struct ovsrec_interface **ifaces; struct ovsrec_port *port; size_t i; - get_info(ctx, &info); + vsctl_context_populate_cache(ctx); if (may_exist) { struct vsctl_port *vsctl_port; - vsctl_port = find_port(&info, port_name, false); + vsctl_port = find_port(ctx, port_name, false); if (vsctl_port) { struct svec want_names, have_names; @@ -1729,14 +1779,14 @@ add_port(struct vsctl_context *ctx, return; } } - check_conflicts(&info, port_name, + check_conflicts(ctx, port_name, xasprintf("cannot create a port named %s", port_name)); for (i = 0; i < n_ifaces; i++) { - check_conflicts(&info, iface_names[i], + check_conflicts(ctx, iface_names[i], xasprintf("cannot create an interface named %s", iface_names[i])); } - bridge = find_bridge(&info, br_name, true); + bridge = find_bridge(ctx, br_name, true); ifaces = xmalloc(n_ifaces * sizeof *ifaces); for (i = 0; i < n_ifaces; i++) { @@ -1748,9 +1798,8 @@ add_port(struct vsctl_context *ctx, ovsrec_port_set_name(port, port_name); ovsrec_port_set_interfaces(port, ifaces, n_ifaces); ovsrec_port_set_bond_fake_iface(port, fake_iface); - free(ifaces); - if (bridge->vlan) { + if (bridge->parent) { int64_t tag = bridge->vlan; ovsrec_port_set_tag(port, &tag, 1); } @@ -1763,7 +1812,11 @@ add_port(struct vsctl_context *ctx, bridge_insert_port((bridge->parent ? bridge->parent->br_cfg : bridge->br_cfg), port); - free_info(&info); + vsctl_port = add_port_to_cache(ctx, bridge, port); + for (i = 0; i < n_ifaces; i++) { + add_iface_to_cache(ctx, vsctl_port, ifaces[i]); + } + free(ifaces); } static void @@ -1806,18 +1859,17 @@ cmd_del_port(struct vsctl_context *ctx) bool must_exist = !shash_find(&ctx->options, "--if-exists"); bool with_iface = shash_find(&ctx->options, "--with-iface") != NULL; struct vsctl_port *port; - struct vsctl_info info; - get_info(ctx, &info); + vsctl_context_populate_cache(ctx); if (!with_iface) { - port = find_port(&info, ctx->argv[ctx->argc - 1], must_exist); + port = find_port(ctx, ctx->argv[ctx->argc - 1], must_exist); } else { const char *target = ctx->argv[ctx->argc - 1]; struct vsctl_iface *iface; - port = find_port(&info, target, false); + port = find_port(ctx, target, false); if (!port) { - iface = find_iface(&info, target, false); + iface = find_iface(ctx, target, false); if (iface) { port = iface->port; } @@ -1831,7 +1883,7 @@ cmd_del_port(struct vsctl_context *ctx) if (ctx->argc == 3) { struct vsctl_bridge *bridge; - bridge = find_bridge(&info, ctx->argv[1], true); + bridge = find_bridge(ctx, ctx->argv[1], true); if (port->bridge != bridge) { if (port->bridge->parent == bridge) { vsctl_fatal("bridge %s does not have a port %s (although " @@ -1845,100 +1897,91 @@ cmd_del_port(struct vsctl_context *ctx) } } - del_port(&info, port); + del_port(ctx, port); } - - free_info(&info); } static void cmd_port_to_br(struct vsctl_context *ctx) { struct vsctl_port *port; - struct vsctl_info info; - get_info(ctx, &info); - port = find_port(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + port = find_port(ctx, ctx->argv[1], true); ds_put_format(&ctx->output, "%s\n", port->bridge->name); - free_info(&info); } static void cmd_br_to_vlan(struct vsctl_context *ctx) { struct vsctl_bridge *bridge; - struct vsctl_info info; - get_info(ctx, &info); - bridge = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + bridge = find_bridge(ctx, ctx->argv[1], true); ds_put_format(&ctx->output, "%d\n", bridge->vlan); - free_info(&info); } static void cmd_br_to_parent(struct vsctl_context *ctx) { struct vsctl_bridge *bridge; - struct vsctl_info info; - get_info(ctx, &info); - bridge = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + bridge = find_bridge(ctx, ctx->argv[1], true); if (bridge->parent) { bridge = bridge->parent; } ds_put_format(&ctx->output, "%s\n", bridge->name); - free_info(&info); } static void cmd_list_ifaces(struct vsctl_context *ctx) { struct vsctl_bridge *br; - struct shash_node *node; - struct vsctl_info info; + struct vsctl_port *port; struct svec ifaces; - get_info(ctx, &info); - br = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + br = find_bridge(ctx, ctx->argv[1], true); verify_ports(ctx); svec_init(&ifaces); - SHASH_FOR_EACH (node, &info.ifaces) { - struct vsctl_iface *iface = node->data; + LIST_FOR_EACH (port, ports_node, &br->ports) { + struct vsctl_iface *iface; - if (strcmp(iface->iface_cfg->name, br->name) - && br == iface->port->bridge) { - svec_add(&ifaces, iface->iface_cfg->name); + LIST_FOR_EACH (iface, ifaces_node, &port->ifaces) { + if (strcmp(iface->iface_cfg->name, br->name)) { + svec_add(&ifaces, iface->iface_cfg->name); + } } } output_sorted(&ifaces, &ctx->output); svec_destroy(&ifaces); - - free_info(&info); } static void cmd_iface_to_br(struct vsctl_context *ctx) { struct vsctl_iface *iface; - struct vsctl_info info; - get_info(ctx, &info); - iface = find_iface(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + iface = find_iface(ctx, ctx->argv[1], true); ds_put_format(&ctx->output, "%s\n", iface->port->bridge->name); - free_info(&info); } static void verify_controllers(struct ovsrec_bridge *bridge) { - if (bridge) { - size_t i; + size_t i; - ovsrec_bridge_verify_controller(bridge); - for (i = 0; i < bridge->n_controller; i++) { - ovsrec_controller_verify_target(bridge->controller[i]); - } + ovsrec_bridge_verify_controller(bridge); + for (i = 0; i < bridge->n_controller; i++) { + ovsrec_controller_verify_target(bridge->controller[i]); } } @@ -1953,19 +1996,22 @@ pre_controller(struct vsctl_context *ctx) static void cmd_get_controller(struct vsctl_context *ctx) { - struct vsctl_info info; struct vsctl_bridge *br; struct svec targets; size_t i; - get_info(ctx, &info); - br = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + br = find_bridge(ctx, ctx->argv[1], true); + if (br->parent) { + br = br->parent; + } verify_controllers(br->br_cfg); /* Print the targets in sorted order for reproducibility. */ svec_init(&targets); - for (i = 0; i < br->n_ctrl; i++) { - svec_add(&targets, br->ctrl[i]->target); + for (i = 0; i < br->br_cfg->n_controller; i++) { + svec_add(&targets, br->br_cfg->controller[i]->target); } svec_sort(&targets); @@ -1973,8 +2019,6 @@ cmd_get_controller(struct vsctl_context *ctx) ds_put_format(&ctx->output, "%s\n", targets.names[i]); } svec_destroy(&targets); - - free_info(&info); } static void @@ -1991,20 +2035,17 @@ delete_controllers(struct ovsrec_controller **controllers, static void cmd_del_controller(struct vsctl_context *ctx) { - struct vsctl_info info; - struct vsctl_bridge *br; + struct ovsrec_bridge *br; - get_info(ctx, &info); + vsctl_context_populate_cache(ctx); - br = find_real_bridge(&info, ctx->argv[1], true); - verify_controllers(br->br_cfg); + br = find_real_bridge(ctx, ctx->argv[1], true)->br_cfg; + verify_controllers(br); - if (br->ctrl) { - delete_controllers(br->ctrl, br->n_ctrl); - ovsrec_bridge_set_controller(br->br_cfg, NULL, 0); + if (br->controller) { + delete_controllers(br->controller, br->n_controller); + ovsrec_bridge_set_controller(br, NULL, 0); } - - free_info(&info); } static struct ovsrec_controller ** @@ -2028,75 +2069,70 @@ insert_controllers(struct ovsdb_idl_txn *txn, char *targets[], size_t n) static void cmd_set_controller(struct vsctl_context *ctx) { - struct vsctl_info info; - struct vsctl_bridge *br; struct ovsrec_controller **controllers; + struct ovsrec_bridge *br; size_t n; - get_info(ctx, &info); - br = find_real_bridge(&info, ctx->argv[1], true); - verify_controllers(br->br_cfg); + vsctl_context_populate_cache(ctx); + + br = find_real_bridge(ctx, ctx->argv[1], true)->br_cfg; + verify_controllers(br); - delete_controllers(br->ctrl, br->n_ctrl); + delete_controllers(br->controller, br->n_controller); n = ctx->argc - 2; controllers = insert_controllers(ctx->txn, &ctx->argv[2], n); - ovsrec_bridge_set_controller(br->br_cfg, controllers, n); + ovsrec_bridge_set_controller(br, controllers, n); free(controllers); - - free_info(&info); } static void cmd_get_fail_mode(struct vsctl_context *ctx) { - struct vsctl_info info; struct vsctl_bridge *br; + const char *fail_mode; - get_info(ctx, &info); - br = find_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + br = find_bridge(ctx, ctx->argv[1], true); - if (br->br_cfg) { - ovsrec_bridge_verify_fail_mode(br->br_cfg); - } - if (br->fail_mode && strlen(br->fail_mode)) { - ds_put_format(&ctx->output, "%s\n", br->fail_mode); + if (br->parent) { + br = br->parent; } + ovsrec_bridge_verify_fail_mode(br->br_cfg); - free_info(&info); + fail_mode = br->br_cfg->fail_mode; + if (fail_mode && strlen(fail_mode)) { + ds_put_format(&ctx->output, "%s\n", fail_mode); + } } static void cmd_del_fail_mode(struct vsctl_context *ctx) { - struct vsctl_info info; struct vsctl_bridge *br; - get_info(ctx, &info); - br = find_real_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); - ovsrec_bridge_set_fail_mode(br->br_cfg, NULL); + br = find_real_bridge(ctx, ctx->argv[1], true); - free_info(&info); + ovsrec_bridge_set_fail_mode(br->br_cfg, NULL); } static void cmd_set_fail_mode(struct vsctl_context *ctx) { - struct vsctl_info info; struct vsctl_bridge *br; const char *fail_mode = ctx->argv[2]; - get_info(ctx, &info); - br = find_real_bridge(&info, ctx->argv[1], true); + vsctl_context_populate_cache(ctx); + + br = find_real_bridge(ctx, ctx->argv[1], true); if (strcmp(fail_mode, "standalone") && strcmp(fail_mode, "secure")) { vsctl_fatal("fail-mode must be \"standalone\" or \"secure\""); } ovsrec_bridge_set_fail_mode(br->br_cfg, fail_mode); - - free_info(&info); } static void @@ -3145,6 +3181,8 @@ cmd_set(struct vsctl_context *ctx) for (i = 3; i < ctx->argc; i++) { set_column(table, row, ctx->argv[i], ctx->symtab); } + + vsctl_context_invalidate_cache(ctx); } static void @@ -3199,6 +3237,8 @@ cmd_add(struct vsctl_context *ctx) } ovsdb_idl_txn_verify(row, column); ovsdb_idl_txn_write(row, column, &old); + + vsctl_context_invalidate_cache(ctx); } static void @@ -3260,6 +3300,8 @@ cmd_remove(struct vsctl_context *ctx) } ovsdb_idl_txn_verify(row, column); ovsdb_idl_txn_write(row, column, &old); + + vsctl_context_invalidate_cache(ctx); } static void @@ -3305,6 +3347,8 @@ cmd_clear(struct vsctl_context *ctx) ovsdb_datum_init_empty(&datum); ovsdb_idl_txn_write(row, column, &datum); } + + vsctl_context_invalidate_cache(ctx); } static void @@ -3389,19 +3433,42 @@ static void cmd_destroy(struct vsctl_context *ctx) { bool must_exist = !shash_find(&ctx->options, "--if-exists"); + bool delete_all = shash_find(&ctx->options, "--all"); const char *table_name = ctx->argv[1]; const struct vsctl_table_class *table; int i; table = get_table(table_name); - for (i = 2; i < ctx->argc; i++) { + + if (delete_all && ctx->argc > 2) { + vsctl_fatal("--all and records argument should not be specified together"); + } + + if (delete_all && !must_exist) { + vsctl_fatal("--all and --if-exists should not be specified together"); + } + + if (delete_all) { const struct ovsdb_idl_row *row; + const struct ovsdb_idl_row *next_row; - row = (must_exist ? must_get_row : get_row)(ctx, table, ctx->argv[i]); - if (row) { - ovsdb_idl_txn_delete(row); + for (row = ovsdb_idl_first_row(ctx->idl, table->class); + row;) { + next_row = ovsdb_idl_next_row(row); + ovsdb_idl_txn_delete(row); + row = next_row; + } + } else { + for (i = 2; i < ctx->argc; i++) { + const struct ovsdb_idl_row *row; + + row = (must_exist ? must_get_row : get_row)(ctx, table, ctx->argv[i]); + if (row) { + ovsdb_idl_txn_delete(row); + } } } + vsctl_context_invalidate_cache(ctx); } #define RELOPS \ @@ -3535,6 +3602,7 @@ is_condition_satisfied(const struct vsctl_table_class *table, } ovsdb_atom_destroy(&want_key, column->type.key.type); + ovsdb_datum_destroy(&b, &type); } else { struct ovsdb_datum want_datum; @@ -3589,48 +3657,67 @@ cmd_wait_until(struct vsctl_context *ctx) } } -static struct json * -where_uuid_equals(const struct uuid *uuid) +/* Prepares 'ctx', which has already been initialized with + * vsctl_context_init(), for processing 'command'. */ +static void +vsctl_context_init_command(struct vsctl_context *ctx, + struct vsctl_command *command) { - return - json_array_create_1( - json_array_create_3( - json_string_create("_uuid"), - json_string_create("=="), - json_array_create_2( - json_string_create("uuid"), - json_string_create_nocopy( - xasprintf(UUID_FMT, UUID_ARGS(uuid)))))); + ctx->argc = command->argc; + ctx->argv = command->argv; + ctx->options = command->options; + + ds_swap(&ctx->output, &command->output); + ctx->table = command->table; + + ctx->verified_ports = false; + + ctx->try_again = false; } +/* Prepares 'ctx' for processing commands, initializing its members with the + * values passed in as arguments. + * + * If 'command' is nonnull, calls vsctl_context_init_command() to prepare for + * that particular command. */ static void vsctl_context_init(struct vsctl_context *ctx, struct vsctl_command *command, struct ovsdb_idl *idl, struct ovsdb_idl_txn *txn, const struct ovsrec_open_vswitch *ovs, struct ovsdb_symbol_table *symtab) { - ctx->argc = command->argc; - ctx->argv = command->argv; - ctx->options = command->options; - - ds_swap(&ctx->output, &command->output); - ctx->table = command->table; + if (command) { + vsctl_context_init_command(ctx, command); + } ctx->idl = idl; ctx->txn = txn; ctx->ovs = ovs; ctx->symtab = symtab; - ctx->verified_ports = false; - - ctx->try_again = false; + ctx->cache_valid = false; } +/* Completes processing of 'command' within 'ctx'. */ static void -vsctl_context_done(struct vsctl_context *ctx, struct vsctl_command *command) +vsctl_context_done_command(struct vsctl_context *ctx, + struct vsctl_command *command) { ds_swap(&ctx->output, &command->output); command->table = ctx->table; } +/* Finishes up with 'ctx'. + * + * If command is nonnull, first calls vsctl_context_done_command() to complete + * processing that command within 'ctx'. */ +static void +vsctl_context_done(struct vsctl_context *ctx, struct vsctl_command *command) +{ + if (command) { + vsctl_context_done_command(ctx, command); + } + vsctl_context_invalidate_cache(ctx); +} + static void run_prerequisites(struct vsctl_command *commands, size_t n_commands, struct ovsdb_idl *idl) @@ -3658,7 +3745,7 @@ run_prerequisites(struct vsctl_command *commands, size_t n_commands, } } -static enum ovsdb_idl_txn_status +static void do_vsctl(const char *args, struct vsctl_command *commands, size_t n_commands, struct ovsdb_idl *idl) { @@ -3666,6 +3753,7 @@ do_vsctl(const char *args, struct vsctl_command *commands, size_t n_commands, const struct ovsrec_open_vswitch *ovs; enum ovsdb_idl_txn_status status; struct ovsdb_symbol_table *symtab; + struct vsctl_context ctx; struct vsctl_command *c; struct shash_node *node; int64_t next_cfg = 0; @@ -3685,9 +3773,8 @@ do_vsctl(const char *args, struct vsctl_command *commands, size_t n_commands, } if (wait_for_reload) { - struct json *where = where_uuid_equals(&ovs->header_.uuid); - ovsdb_idl_txn_increment(txn, "Open_vSwitch", "next_cfg", where); - json_destroy(where); + ovsdb_idl_txn_increment(txn, &ovs->header_, + &ovsrec_open_vswitch_col_next_cfg); } symtab = ovsdb_symbol_table_create(); @@ -3695,20 +3782,20 @@ do_vsctl(const char *args, struct vsctl_command *commands, size_t n_commands, ds_init(&c->output); c->table = NULL; } + vsctl_context_init(&ctx, NULL, idl, txn, ovs, symtab); for (c = commands; c < &commands[n_commands]; c++) { - struct vsctl_context ctx; - - vsctl_context_init(&ctx, c, idl, txn, ovs, symtab); + vsctl_context_init_command(&ctx, c); if (c->syntax->run) { (c->syntax->run)(&ctx); } - vsctl_context_done(&ctx, c); + vsctl_context_done_command(&ctx, c); if (ctx.try_again) { - status = TXN_AGAIN_WAIT; + vsctl_context_done(&ctx, NULL); goto try_again; } } + vsctl_context_done(&ctx, NULL); SHASH_FOR_EACH (node, &symtab->sh) { struct ovsdb_symbol *symbol = node->data; @@ -3762,8 +3849,7 @@ do_vsctl(const char *args, struct vsctl_command *commands, size_t n_commands, case TXN_SUCCESS: break; - case TXN_AGAIN_WAIT: - case TXN_AGAIN_NOW: + case TXN_TRY_AGAIN: goto try_again; case TXN_ERROR: @@ -3812,7 +3898,7 @@ do_vsctl(const char *args, struct vsctl_command *commands, size_t n_commands, table_destroy(c->table); free(c->table); - smap_destroy(&c->options); + shash_destroy_free_data(&c->options); } free(commands); @@ -3847,8 +3933,6 @@ try_again: free(c->table); } free(error); - - return status; } static const struct vsctl_command_syntax all_commands[] = { @@ -3914,8 +3998,8 @@ static const struct vsctl_command_syntax all_commands[] = { {"remove", 4, INT_MAX, pre_cmd_remove, cmd_remove, NULL, "", RW}, {"clear", 3, INT_MAX, pre_cmd_clear, cmd_clear, NULL, "", RW}, {"create", 2, INT_MAX, pre_create, cmd_create, post_create, "--id=", RW}, - {"destroy", 1, INT_MAX, pre_cmd_destroy, cmd_destroy, NULL, "--if-exists", - RW}, + {"destroy", 1, INT_MAX, pre_cmd_destroy, cmd_destroy, NULL, + "--if-exists,--all", RW}, {"wait-until", 2, INT_MAX, pre_cmd_wait_until, cmd_wait_until, NULL, "", RO},