1 files changed, 69 insertions, 0 deletions

diff --git a/examples/redis-unstable/tests/modules/getchannels.c b/examples/redis-unstable/tests/modules/getchannels.c
new file mode 100644
index 0000000..330531d
--- /dev/null
+++ b/examples/redis-unstable/tests/modules/getchannels.c
@@ -0,0 +1,69 @@
+#include "redismodule.h"
+#include <strings.h>
+#include <assert.h>
+#include <unistd.h>
+#include <errno.h>
+
+/* A sample with declarable channels, that are used to validate against ACLs */
+int getChannels_subscribe(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) {
+    if ((argc - 1) % 3 != 0) {
+        RedisModule_WrongArity(ctx);
+        return REDISMODULE_OK;
+    }
+    char *err = NULL;
+    
+    /* getchannels.command [[subscribe|unsubscribe|publish] [pattern|literal] <channel> ...]
+     * This command marks the given channel is accessed based on the
+     * provided modifiers. */
+    for (int i = 1; i < argc; i += 3) {
+        const char *operation = RedisModule_StringPtrLen(argv[i], NULL);
+        const char *type = RedisModule_StringPtrLen(argv[i+1], NULL);
+        int flags = 0;
+
+        if (!strcasecmp(operation, "subscribe")) {
+            flags |= REDISMODULE_CMD_CHANNEL_SUBSCRIBE;
+        } else if (!strcasecmp(operation, "unsubscribe")) {
+            flags |= REDISMODULE_CMD_CHANNEL_UNSUBSCRIBE;
+        } else if (!strcasecmp(operation, "publish")) {
+            flags |= REDISMODULE_CMD_CHANNEL_PUBLISH;
+        } else {
+            err = "Invalid channel operation";
+            break;
+        }
+
+        if (!strcasecmp(type, "literal")) {
+            /* No op */
+        } else if (!strcasecmp(type, "pattern")) {
+            flags |= REDISMODULE_CMD_CHANNEL_PATTERN;
+        } else {
+            err = "Invalid channel type";
+            break;
+        }
+        if (RedisModule_IsChannelsPositionRequest(ctx)) {
+            RedisModule_ChannelAtPosWithFlags(ctx, i+2, flags);
+        }
+    }
+
+    if (!RedisModule_IsChannelsPositionRequest(ctx)) {
+        if (err) {
+            RedisModule_ReplyWithError(ctx, err);
+        } else {
+            /* Normal implementation would go here, but for tests just return okay */
+            RedisModule_ReplyWithSimpleString(ctx, "OK");
+        }
+    }
+
+    return REDISMODULE_OK;
+}
+
+int RedisModule_OnLoad(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) {
+    REDISMODULE_NOT_USED(argv);
+    REDISMODULE_NOT_USED(argc);
+    if (RedisModule_Init(ctx, "getchannels", 1, REDISMODULE_APIVER_1) == REDISMODULE_ERR)
+        return REDISMODULE_ERR;
+
+    if (RedisModule_CreateCommand(ctx, "getchannels.command", getChannels_subscribe, "getchannels-api", 0, 0, 0) == REDISMODULE_ERR)
+        return REDISMODULE_ERR;
+
+    return REDISMODULE_OK;
+}